JPS6241892B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a starting device for an automobile engine that is capable of starting the engine using a microcomputer installed in the automobile.

[Prior Art] Conventionally, as shown in Japanese Unexamined Patent Publication No. 53-4936, when an internal combustion engine is integrally assembled with electrical functional parts that electrically control the operation of an internal combustion engine, and a predetermined setting code is input. However, methods have been proposed that limit the operation of the internal combustion engine and reliably prevent the operation of the internal combustion engine due to unauthorized operation.

[Problems to be solved by the invention] However, with conventional methods, even if the driver knows the predetermined setting code, even if the legal deadline for the vehicle has passed, the driver may continue to drive the vehicle without knowing it. Ta. For example, when riding in a vehicle that has not been inspected, the problem is that the driver is likely to drive without noticing if there is a malfunction or defect.

Therefore, the present invention has been made in view of the above problems, and aims to provide an automobile engine starting device that can be operated only when the driver's intention and information such as legal deadlines regarding the vehicle are both appropriate. purpose.

[Means for Solving the Problems] The starting device for an automobile engine of the present invention includes an information processing means for determining whether information such as legal deadlines regarding the vehicle is appropriate, and is controlled by the information processing means. a relay switch controlled according to the driver's will, a starter switch controlled according to the will of the driver, and an opening/closing means controlled to open/close by the relay switch and the starter switch;
In the engine starting device for an automobile, which comprises an energizing circuit that is energized by the opening/closing means and controls a starting motor, the information processing means includes an information inputting means for inputting information such as legal deadlines regarding the vehicle, and a built-in calendar. a clock detecting means, a storage device for storing information from the information processing means and the clock detecting means, and inputting information in the storage device to compare and judge information from the information inputting means and information from the clock detecting means. The opening/closing means includes a central processing unit that outputs a signal, and a display device that is controlled by inputting the signal from the central processing unit, and the opening/closing means includes a first magnetic switch and a second magnetic switch. The opening and closing of the information processing means and the energizing circuit are controlled by the operation of the switch, the first magnet switch and the second magnet switch are both controlled by the starter switch, and the first magnet switch is controlled by the starter switch. The magnetic switch is controlled by a relay switch, and the signal from the information processing means is communicated with the energizing circuit only when both the relay switch and the starter switch are energized.

[Operations and Effects] The present invention inputs information such as a legal deadline regarding a vehicle into an information input means and stores it in a storage device together with information from a clock detection means with a built-in calendar. By comparing and judging the information of When both of the relay switches are energized, the first magnetic switch and the second magnetic switch are energized and send a signal to the starter motor energization circuit, allowing the starter motor to start.

As a result, the starter motor can be started when both the driver's intention and information such as the vehicle's legal deadline are appropriate, thus preventing the vehicle from being driven when the vehicle's legal deadline has expired. It is something that can be done.

[Example] The present invention will be described with reference to an example shown in FIG.

1 is an ID card with predetermined identification information recorded, 2 is an ID card reader installed in the driver's seat, and 3 is an ID card with predetermined identification information recorded.
ID card read interface, 4 is CPU, 5
is a memory, 51 is a random access memory (hereinafter referred to as RAM) which is its auxiliary storage device, and 52 is a read-only memory (hereinafter referred to as RAM) for registering the code used.
(referred to as ROM), 53 is a ROM for control programs
It is. 6 is an operation key, 7 is a key input interface, 8 is an output interface, 9 is a built-in calendar clock connected to the CPU, 10 is a display unit connected to the output interface, and 11 is connected to the output interface. It's a relay. 12 is a battery mounted on the automobile, 13 is a starter motor for starting the engine, 14 is a magnet switch provided in the starter motor energizing circuit _l1 connecting the battery 12 and starter motor 13, and 15 is a magnet switch 14. Coil and battery 12
Starter switch for opening and closing the connection circuit l ₂ , 16
In this embodiment, is a second magnetic switch inserted in the starter motor energizing circuit _l1 in series with the magnetic switch, and the relay 11 is a energizing circuit _l3 for the coil of the second magnetic switch 16. It acts to open and close.

Next, the operation of this engine starting device will be explained.

A car driver first sets an ID card 1 into an ID card reader 2. This allows ID card 1
The contents are input to the CPU 4 via the ID card read interface 3, and are stored in the temporary auxiliary memory RAM 5.
It is stored in 1. Next, CPU4 was stored
It is compared whether the contents of the RAM 51 match the contents registered in the ROM 52, and if they match, an instruction indicating that the start is possible is displayed on the display unit 10 via the output interface 8, and the relay 11
energizes and closes its contacts. This allows the driver to close the starter switch 15 to close the circuit.
Magnetic switch 14 through l ₂ and circuit l ₃
The coils of the magnetic switches 14 and 16 are energized and energized, and these magnetic switches 14 and 1
6 is closed, the starter motor 13 is energized through the circuit _l1 , and the engine can be started. If the content of the ID card 1 does not match the content registered in the ROM 52, the CPU displays a mismatch display on the display unit 10 via the output interface 8, de-energizes the relay 11, and keeps its contacts open. .

In order for the above actions to take place, ID card 1
It goes without saying that it is necessary to register the use code of the individual driver or group in the ROM 52 in advance.

In this way, by controlling the relay installed in the magnetic switch energization circuit using the ID card and microcomputer, it becomes difficult to start the engine by anyone other than a specific individual or group possessing a designated ID card, and vehicle theft can be prevented. .

In the engine starting device according to the present invention,
The input to close relay 11 is the above ID
In addition to the input device that combines the card 1 and the ID card reader 2, a key input device using operation keys provided on the driver's seat may also be used. In this case, as well, the engine is operated by someone other than a specific individual or group. can prevent the engine from starting. In this case, the driver operates the operation key 6 to input the usage code to the CPU 4, and the key input is temporarily stored in the RAM 51 for auxiliary storage.
and only when they match, a startable display is displayed on the display unit 10 via the output interface 8, and the contacts of the relay 11 are closed.

In addition, by providing both an input device consisting of an ID card 1 and an ID card reader 2, and an input device consisting of an operation key 6, it is possible to input the contents of the ID card and the ROM 5.
If the contents registered in 2 do not match, the driver inputs the usage code by operating the operation key 6, and after the key input is temporarily stored in the auxiliary memory RAM 51, the CPU 4 compares it with the contents of the ROM 52. When the contents match, the relay 11 is closed, so that only a specific person or group can start the engine even if the necessary ID card is not carried.

In particular, a clock detection means 9 with a built-in calendar is connected to the CPU 4, and information on legal deadlines for vehicles such as vehicle inspection, insurance, license, etc. is inputted, and the information of the clock detection means with a built-in calendar and the information on the deadlines are stored in a storage device. By storing the information and making a comparative judgment, it is possible to operate the opening/closing means and start the engine when both the driver's intention and the legal deadline regarding the vehicle are appropriate. It is also possible to display the time limit on the display unit 10 a certain period before the time limit, or to make it impossible to start the engine after the time limit even if the driver operates the starter switch.

[Brief explanation of the drawing]

FIG. 1 is a circuit diagram showing an embodiment of the present invention. 1...ID card, 2...ID card reader, 4
...CPU, 5...Memory, 6...Operation keys,
3, 7...Input interface, 8...Output interface, 9...Clock detection means with built-in calendar, 10...Display section, 11...Relay, 1
4,16...Magnetic switch.

Claims (1)

[Scope of Claims] 1. Information processing means for determining whether information such as legal deadlines regarding the vehicle is appropriate; a relay switch controlled by the information processing means; An engine starting device for an automobile comprising: a starter switch that is controlled; an opening/closing means that is controlled to open and close by the relay switch and the starter switch; and an energization circuit that is energized by the opening/closing means to control a starting motor. In the above, the information processing means includes an information input means for inputting information such as a legal deadline regarding the vehicle, a clock detection means with a built-in calendar, a storage device for storing information from the information input means and the clock detection means, and a central processing unit that inputs information from a storage device and outputs a signal by comparing and determining information from the information input means and information from the clock detection means; and a central processing unit that inputs a signal from the central processing unit. the opening/closing means controls opening/closing of the information processing means and the energizing circuit by the operation of a first magnet switch and a second magnet switch; Both the magnetic switch and the second magnetic switch are controlled by a starter switch, and the second magnetic switch is controlled by a relay switch, and both the relay switch and the starter switch are energized. 1. A starting device for an automobile engine, characterized in that a signal from the information processing means is communicated with the energizing circuit only at certain times. 2. The relay switch according to claim 1, wherein the relay switch is energized only when the information from the clock detection means built in the calendar is within a predetermined range compared with the information from the information input means. Automotive engine starting device. 3. The automobile engine according to claim 1, wherein the display device is activated when the information from the clock detection means is within a predetermined range compared with the information from the information input means. Starting device. 4. The automobile engine starting device according to claim 1, wherein the information input means comprises an ID card input device and an operation key input device.