Lock of enclosure door for bus driver

Abstract

The invention discloses a lock of an enclosure door for a bus driver. The lock comprises an inner lock body and an outer lock body. The inner lock body is provided with an inner handle and an inner locking button, a spring bolt and a locking plate used for locking the spring bolt are arranged in the inner lock body, a reset spring is arranged between the inner end face of the spring bolt and the inner lock body, the inner handle is provided with a rotating shaft which is arranged on the inner lock body and used for controlling the spring bolt to move, the surface of the outer lock body is rotationally connected with a grasp notch through a handle shaft, a push arm is arranged on the grasp notch, a transmission arm is arranged on a rotating shaft of the inner handle, a transmission plate is arranged between the transmission arm and the push arm, a glass cover plate is arranged on the surface of the outer lock body, the outer lock body is provided with an alarm device and an outer unlocking knob which are arranged in the glass cover plate, and the outer unlocking knob is connected with the inner locking button. The lock of the enclosure door for the bus driver has the advantages of being simple in structure, reasonable in design, convenient to install, small in arrangement size, convenient to open, convenient to use and the like.

Description

technical field [0001] The invention belongs to the technical field of protection and isolation facilities in the driving area of ​​automobiles, in particular to a bus driver's enclosure door lock. Background technique [0002] Buses are the most commonly used means of transportation for people to travel. However, in recent years, there have been many cases of passengers harassing bus drivers across the country, and there may even be cases where passengers do not attack bus drivers and even snatch the steering wheel. The safe operation caused heavy casualties and financial losses. had a bad social impact. In order to further strengthen the safety guarantee of urban automobile operation, the transportation department has released the standards for bus enclosures. Therefore, a safe and reliable enclosure door lock is a basic guarantee for the use of bus enclosure doors. The alarm device and the lock body of the traditional door lock adopt a separate structure. The lock body...

AI Technical Summary

Problems solved by technology

The alarm device and the lock body of the traditional door lock adopt a separate structure. The lock body of this structure is extremely complicated to install, and the maintenance cost is also high. Moreover, the inside and outside opening of the door lock uses handles, and the outer handle is used. The structure is not only difficult to open, but the outer handle protrudes to the outside of the lock body. Passengers are easy to touch the outer handle when passing by the edge of the enclosure door, which causes certain troubles to the use of the enclosure door lock.

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