Dismantling-free tire repair gun for automobile vacuum tire

Abstract

The invention discloses a dismantling-free tire repair gun for an automobile vacuum tire. The dismantling-free tire repair gun comprises a gun body and a gun tube; the gun tube is arranged in the gunbody; a limiting end face for limiting the gun tube from sliding out is arranged in the gun body; the dismantling-free tire repair gun further comprises a glue injection needle tube, a positioning screw cap, a push rod, a return spring, a gear and a trigger; a discharge cavity is formed in the gun tube; the glue injection needle tube is screwed to the end part of the gun tube; the push rod is inserted into the gun tube; the positioning screw cap is screwed with the gun body; an external thread of the push rod is screwed with an internal thread of the positioning screw cap; the front end part of the push rod has a push block; the return spring is inserted outside the push rod; one end of the return spring resists against the end face of the gun tube, and the other end of the return spring resists against the positioning screw cap; the trigger is pivoted onto the gun body through a pin shaft, and the end part of the trigger has a driving toothed rack; a gear is pivoted into the gun body;a driven toothed rack is arranged on the gun tube; one side of the gear meshes with the driving toothed rack, and the other side of the gear meshes with the driven toothed rack. The dismantling-freetire repair gun disclosed by the invention has the advantages that the tire is not required to be dismantled, and the tire repair gun is convenient and labor-saving and cannot cause secondary damage to the tire.

Description

technical field [0001] The invention belongs to the technical field of tire repair devices, and in particular relates to a tire repair gun without dismantling for automobile vacuum tires. Background technique [0002] At present, the application of vacuum tires is very extensive, and it can be applied to automobiles, motorcycles or electric vehicles, and the more common methods of repairing vacuum tires are external tire repair method and fire repair tire method, external tire repair method It is to forcefully insert the rubber strip into the tire hole that needs to be repaired, which will cause secondary damage to the tire; while the fire repair method needs to disassemble the tire for repair, which is time-consuming and requires special maintenance equipment and tools , which makes common car owners unable to repair tires voluntarily, which is unfavorable for promotion and use; therefore it is necessary to improve. Contents of the invention [0003] The object of the pr...

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Problems solved by technology

[0002] At present, the application of vacuum tires is very extensive, and it can be applied to automobiles, motorcycles or electric vehicles, and the more common methods of repairing vacuum tires are external tire repair method and fire repair tire method, external tire repair method It is to forcefully insert the rubber strip into the tire hole that needs to be repaired, which will cause secondary damage to the tire; while the fire repair method needs to disassemble the tire for repair, which is time-consuming and requires special maintenance equipment and tools , which makes ordinary car owners unable to repair the tires by themselves, which is not conducive to popularization and use; therefore it is necessary to improve

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