Pull type window breaking device

Abstract

The invention relates to a pull type window breaking device. The pull type window breaking device comprises a positioning head, a large-head screw, an anti-skid gasket, a movable gear, a stay cord, anejector shell, an extrusion head and springs, and is characterized in that supporting blocks are arranged on the positioning head; sliding grooves, rotating shaft holes and first protruding nails arearranged on the supporting block; a screw rod of the large-head screw penetrates through the anti-skid gasket and a preset round hole in tempered glass, so that the positioning head is fixed to the tempered glass; threads are formed in the centers of the two ends of a shaft of the movable gear; a screw penetrates through a cover plate and a ferrule, and then penetrates through the rotating shaftholes to be screwed into an internal thread; one end of a connecting shaft is arranged in a special-shaped hole; the other end of the connecting shaft is arranged in the rotating shaft holes; anotherscrew penetrates through the cover plate and the connecting shaft to be screwed into the internal thread; the movable gear, the ferrule, the connecting shaft, a rotary disc and the cover plate are fixed into a whole through the two screws; and the whole can rotate in the rotating shaft holes in the positioning head. According to the pull type window breaking device, no matter how a vehicle tilts,the pull type window breaking device can be conveniently grabbed and used to realize window breaking.

Description

technical field [0001] The invention relates to the technical field of window breakers, in particular to a pull-type window breaker. Background technique [0002] Commonly used tools for bus and coach travel. In order to be able to run faster on the highway, the current buses and buses often use a whole piece of tempered window glass. During the long-distance driving of the vehicle, some accidents will inevitably occur. When this type of vehicle burns in the compartment or the vehicle overturns, the passengers in the compartment often need to implement self-rescue in the first time, smash the window glass, and open the escape route to the outside. In order to be easy to escape in an emergency, the current passenger cars are equipped with a window breaker, which can be used to break the window glass to escape when encountering a critical situation. In the event of an accident, passengers must first find the window breaker and have the correct method of breaking the window ...

AI Technical Summary

Problems solved by technology

Such as authorized announcement number is CN105999572A "A kind of multi-functional vehicle window breaker", CN206566367U "A kind of window breaker and the device using the breaker", etc., these window breakers provide emergency escape when the bus has an accident Useful tools, but they have a common defect. When danger comes, you need to find a window breaking tool, and because the provided window breaking device is relatively small, and the hardness of the ejection spring is very strong, it is difficult for the elderly and children to use it normally, even adults It is difficult for people to break the tempered glass to escape and save themselves if they are not strong enough or use the wrong method; especially when the vehicle is tilted and overturned at 90 degrees, it is difficult for passengers to get the window breaker. Use a window breaker to knock on the tempered glass placed on top

There is a portable window breaker in the prior art, which is small and portable, but it needs to fire the device to break the window. It is necessary to hold the device and apply a pressure of more than 10 kg in the direction of the tempered glass to achieve the effect of firing the cone head to break the window. purpose, which is still not suitable for small children and the elderly, or with the windows up

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