Anti-theft lunch box
A technology for lunch boxes and box lids, which is applied in travel products, applications, clothing, etc., can solve the problem of not being able to know whether the lunch box has been opened, and achieve the effect of preventing food theft
Inactive Publication Date: 2017-12-22
徐锋
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Problems solved by technology
[0003] In order to overcome the defect that the existing lunch box cannot know whether it has been opened, the present invention provides a one-time self-locking device that is synchronously installed during the production of the lunch box, so that it can be known once the lunch box is opened, and at the same time, it does not affect the opening of the lunch box. Box performance solutions
Method used
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Embodiment Construction
[0011] The anti-theft lunch box includes a box cover 1, a box body 2, a lock head 3 on the box cover, a lock bar 4 on the box body, and a lock tongue 5 inside the lock head 3, which has a certain inclination angle, and the size of the lock tongue is just on the lock bar 4 The locking teeth 6 can be fully engaged. According to the opening method of the lunch box, one or two pairs of self-locking devices can be installed on the lid and body of the lunch box (the lock head 3 and the locking bar 4 are combined into a pair of self-locking devices), so as to prevent illegal opening.
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The invention discloses an anti-theft lunch box. A locking head and a locking bar of a self-locking device are arranged on a box cover and a box body of the lunch box, a locking dog part of the self-locking device is arranged on the locking head, a locking tooth part of the self-locking device is arranged on the locking bar, a locking dog has a certain inclination angle in design, once the locking bar penetrates through the locking head, the locking dog and locking teeth can be in complete occlusion, and the locking bar only can be unidirectionally tightened and can not exit, so that the box cover and the box body can be fixed, and the aims that the lunch box can not be opened for the second time and food is prevented from being stolen and embezzled are also achieved.
Description
technical field [0001] The invention relates to an anti-theft device (technique) for a lunch box. Through a self-locking device, once the lunch box is locked, the lunch box can only be opened unless the locking device is destroyed, preventing the lunch box from being opened twice, achieving The purpose of anti-theft and anti-theft. Background technique [0002] At present, most lunch boxes do not have a limit on the number of times they can be opened and can be opened and closed repeatedly. After opening and closing, the end user cannot determine whether the lunch box has been opened. As a result, many food delivery staff have stolen food from customers on the way to deliver food, and even worse, spilled urine in the lunch box. Contents of the invention [0003] In order to overcome the defect that the existing lunch box cannot know whether it has been opened, the present invention provides a one-time self-locking device that is synchronously installed during the producti...
Claims
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IPC IPC(8): A45C11/20A45C13/10
CPCA45C11/20A45C13/10
Inventor 徐锋
Owner 徐锋