Automobile oil tank anti-theft device

Abstract

The invention discloses an automobile oil tank anti-theft device, and belongs to the field of automobile accessories. The automobile oil tank anti-theft device comprises an automobile oil tank, an anti-theft fixing base, a sealing cover and an anti-theft oil sieve. The top of one end of the automobile oil tank is provided with an oil filling pipe. A center of the interior of the oil filling pipe is connected with the anti-theft fixing base. A center of the top of the anti-theft fixing base is provided with the sealing cover, and a bottom end of the interior of the anti-theft fixing base is inscrew connection with the anti-theft oil sieve. The automobile oil tank anti-theft device is capable of, through installing an annular locking strip, a sliding block, a fixing rod, an iron sheet, a telescopic cavity, an electromagnetic sheet and a first spring, after a thief damages a device for power supply, enabling the electromagnetic sheet to be power-off, enabling the sliding block to be slidin the interior of the telescopic cavity under the action of a resilience force of the first spring, driving the annular locking strip to be stretched out, enabling the annular locking strip to be effectively locked in the interior of the automobile oil tank while the thief draws and pulls the anti-theft fixing base, deadlocking the oil filling pipe, and avoiding the thief from stealing through detaching the anti-theft fixing base.

Description

technical field [0001] The invention relates to the field of auto parts, in particular to an anti-theft device for an auto fuel tank. Background technique [0002] Automobiles are one of the most commonly used means of transportation in people's daily travel, and gasoline is the power source of automobiles. Many criminals like to steal the gasoline inside the fuel tank of automobiles for sale, and most of the existing anti-theft devices for automobile fuel tanks The effect is not comprehensive, and the fuel tank anti-theft effect cannot be achieved comprehensively. [0003] In the patent application publication number CN 104786828 B, a pull-type fuel tank anti-theft device is disclosed, which includes a fuel tank anti-theft cover installed at the mouth of the fuel tank, and a lock cylinder fitted on the fuel tank anti-theft cover. It is characterized in that: The lower part of the anti-theft cover of the fuel tank is provided with an anti-theft lifting assembly in the fuel ...

AI Technical Summary

Problems solved by technology

But it has the following disadvantages: the thief can destroy the lock cylinder and then damage the top of the anti-theft lifting assembly, so that the anti-theft lifting assembly sinks into the inside of the fuel tank, and inserts the oil stealing pipe into the inside of the fuel tank to steal oil. Effectively guarantee the anti-theft performance of the fuel tank after being destroyed

But it has the following disadvantages: when the thief disassembles the device, it cannot send a warning in time, and the car owner cannot receive the alarm signal sent by the device in time, and after the device is damaged, the filter screen is easily broken by the impact of the lifting rod. There is a gap in the oil hole, and the thief can still insert the oil pipe into the gap to absorb gasoline, and the anti-theft performance is not comprehensive.

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