Suction gun

A technology of tin suction gun and shell, applied in the field of tin suction gun, can solve the problems of laborious disassembly, difficult to remove and replace the tin storage cylinder, etc., and achieve the effect of accurate tin suction operation, high reliability and good hand feeling.
CN105562871BActive Publication Date: 2018-01-19NINGBO ZHONGDI INDUSTRY & TRADE CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Patents(China)
Current Assignee / Owner
NINGBO ZHONGDI INDUSTRY & TRADE CO LTD
Publication Date
2018-01-19

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Abstract

A tin suction gun, including a gun head, a shell, a trigger, a tin storage cylinder, and a back seat. The gun head is arranged at the front end of the shell, and the gun head includes a heating body and a tin suction tube. The other end of the tin storage cylinder is connected to the negative pressure generator, and the trigger is provided with a multi-speed switch. The outer shell is provided with a locking button, the locking button includes a handle and a rotating pin, and the rotating pin is embedded in the top block; the rear seat is covered by a seat cover It is composed of an inner seat, and a rear seat spring is arranged between the seat cover and the inner seat. The inner seat includes a tin storage tank joint and a gas pipe joint, and the air pipe joint is connected with a negative pressure generator through a gas pipe. A limiting slot is arranged below, and a positioning screw passes through the limiting slot and is fixed on the bottom of the seat cover; a positioning hole is also provided at the bottom of the seat cover, and the upper end of the top block is matched with the positioning hole. It solves the problem that the tin storage cylinder is easy to fall off in the prior art, and has good reliability, comfortable handle and convenient use.
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Description

technical field

[0001] The invention relates to a welding tool, in particular to a tin suction gun whose rear seat can lock a tin storage cylinder. Background technique

[0002] When soldering, the tin suction gun is a commonly used solder removal tool. After the solder is heated and melted, the tip of the tin suction gun is aimed at the solder joint, and a vacuum is generated in the gun barrel instantly. Under the action of negative pressure, the melted tin material is recycled to the suction Inside the tin gun.

[0003] Existing pistol-type tin suction guns, such as those shown in patent No. CN201330600969.9 and patent No. CN00321001.4, include a gun head, a shell, a trigger, a tin storage barrel, and a back seat. The gun head is provided with a heating body and The tin suction tube is connected to the tin storage tube, and the other end of the tin storage tube is connected to a negative pressure generator, and an isolation net is provided. There is a switch inside the t...

Claims

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