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Aviation food trolley safety lock

A safety lock and dining car technology, applied in the field of safety locks, can solve the problems of complex operation, poor safety, and the safety and operability of dining car locks cannot meet the needs, so as to ensure the safety of meals and avoid waste

Inactive Publication Date: 2020-12-25
THE SECOND RES INST OF CIVIL AVIATION ADMINISTRATION OF CHINA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the continuous development of science and technology, aviation dining cars are constantly being upgraded, and higher requirements are put forward for the operability, safety and ease of management of the dining cars. A disposable padlock with a special number is locked and recorded to prevent risks such as food being replaced, poisoning by criminals, or smuggling of prohibited items. Before eating on the plane, it is complicated to manually break the padlock and then open the door. Poor safety and inconvenient management, especially for trolleys partially loaded with special items, the current dining car locks cannot meet the needs in terms of safety and operability

Method used

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Examples

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Embodiment Construction

[0027] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

[0028] Such as figure 1 As shown, the dining car is composed of a main body of the dining car and a door of the dining car, the lock catch 2 is installed on the main body of the dining car, and the box body 1 is installed on the door of the dining car. Such as figure 2 As shown, a control system 9 is installed in the box body 1, and the motor 4 is controlled by the control system 9.

[0029] Such as image 3 , Figure 4 and Figure 7 As shown, the aviation dining car safety lock of the present embodiment includes a lock cat...

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Abstract

The invention belongs to the technical field of safety locks, and particularly relates to an aviation food trolley safety lock. According to the technical scheme, the aviation food trolley safety lockcomprises a lock catch installed on a food trolley main body and a box body installed on a food trolley door, a rotary unlocking mechanism is installed in the box body, and when the food trolley dooris locked, the rotary unlocking mechanism buckles the lock catch; and a motor is further installed in the box body, a leadscrew-nut mechanism is connected to an output shaft of the motor, a telescopic frame is connected to an output end of the leadscrew-nut mechanism, and the telescopic frame is clamped with the rotary unlocking mechanism when the rotary unlocking mechanism is locked. The invention provides the aviation food trolley safety lock capable of deadlocking the rotary unlocking mechanism to prevent the food trolley lock from being opened at will.

Description

technical field [0001] The invention belongs to the technical field of safety locks, and in particular relates to a safety lock for an aviation dining car. Background technique [0002] With the continuous development of science and technology, aviation dining cars are constantly being upgraded, and higher requirements are put forward for the operability, safety and ease of management of the dining cars. A disposable padlock with a special number is locked and recorded to prevent risks such as food being replaced, poisoning by criminals, or smuggling of prohibited items. Before eating on the plane, it is complicated to manually break the padlock and then open the door. Poor safety and inconvenient management, especially for trolleys partially loaded with special items, the current dining car locks cannot meet the needs in terms of safety and operability. Contents of the invention [0003] In order to solve the above-mentioned problems in the prior art, the object of the p...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B47/00E05B63/00E05B15/00B64D11/00
CPCB64D11/0007E05B15/00E05B47/0012E05B47/0603E05B63/0065E05B2047/0023
Inventor 陈剑平张建彬殷国祥袁彬彬丁治天李文君李欣棚
Owner THE SECOND RES INST OF CIVIL AVIATION ADMINISTRATION OF CHINA
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