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A door lock for the control room of railway stone ballast hopper car

A funnel car and control room technology, applied to building locks, locks with spring bolts, buildings, etc., to increase strength and length, avoid inconvenient operation, and facilitate identification

Active Publication Date: 2022-02-11
CRRC TAIYUAN CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The present invention is in order to solve the following problems that existing stone ballast hopper car exists:

Method used

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  • A door lock for the control room of railway stone ballast hopper car
  • A door lock for the control room of railway stone ballast hopper car
  • A door lock for the control room of railway stone ballast hopper car

Examples

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Effect test

Embodiment Construction

[0030] The specific embodiment of the present invention will be further described in conjunction with the accompanying drawings.

[0031] A door lock for the control room of a railway ballast hopper car, which is characterized in that it includes a key 4, a key lock cylinder 12, a door lock installation plate 8, a dead bolt 10, a latch rod 15, a dial 17, a handle 2, and an outer buckle Plate 1 and lock body base plate 13, key 4 is a triangular key, and the key lock cylinder 12 that is matched with key 4 is connected in lock body base plate 13 in rotation, is connected with plectrum one 14 on the key lock cylinder 12, plectrum one 14 and dial Sheet two 9 is hinged by toggling the bias post 11, a flat spring 20 is arranged between the plectrum two 9 and the toggling bias post 11, the other end of the plectrum two 9 is hinged to the lock body base plate 13, and the middle part of the plectrum two 9 is connected to the lock body base plate 13. One end of the latch rod 15 is hinged...

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Abstract

The invention belongs to a door lock, in particular to a door lock for a control room of a railway ballast hopper car, which solves the shortcomings of the existing door locks. Including key, key lock cylinder, door lock installation plate, deadbolt, latch rod, shift block, handle, outer pinch plate and lock body bottom plate, there is a groove on the deadbolt, and the other end of the latch rod corresponds to the lock The groove on the tongue can be embedded in the groove, the dead bolt is vertically arranged relative to the latch rod, the handle is fixedly connected with a shift block on the rotating shaft, and the upward rotation of the shift block is braked by the dead bolt. The invention is a locking mechanism combining a latch lock and a key lock, which is simpler and more compact in structure and has high reliability in use. With secondary locking function.

Description

technical field [0001] The invention belongs to door locks, in particular to a door lock for a control room of a railway stone ballast hopper car. Background technique [0002] At present, the main product of the existing railway freight car ballast hopper car is the 70t ballast hopper car. A control room is arranged on the car body. Operator's compartment door lock (such as figure 1 ) uses a tumbler lock structure, and adopts a secondary lock with a touch lock and a key lock. The latch is controlled by the door lock handle, and the latch is operated by rotating the door lock handle; the key lock is controlled by the door lock key, and the key lock can be operated by using the key; the key is an ordinary single-piece key. [0003] The ballast hopper truck is in the long-term open-air and unshielded operating state, which determines that the operating environment of the control room door lock is relatively harsh. The key lock cylinder of this door lock is exposed, and the...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E05B55/00E05B19/00E05B17/00
CPCE05B17/00E05B19/0041E05B55/005
Inventor 景生寿刘文胜苑玉刚谢剑锋陈俊杰
Owner CRRC TAIYUAN CO LTD
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