Assembled Long Rod Spray Gun

Abstract

The disclosure provides an assembled long rod spray gun, including a handheld rod, a gas inlet valve, a combustion cylinder and an ignitor, where hole bodies penetrate through two ends of the handheld rod, a gas flow channel is formed, and the handheld rod is formed by splicing two or more rod bodies; the gas inlet valve is fixedly mounted at a tail portion of the handheld rod; the combustion cylinder is fixedly mounted at a head portion of the handheld rod; the top of a combustion chamber is provided with a gas inlet port for gas inlet; and the ignitor is fixedly mounted on the top of the combustion cylinder. The assembled long rod spray gun provided by the disclosure has a compact structure, is convenient to assemble and disassemble, and has good use effects and experience.

1 . An assembled long rod spray gun, comprising:
 a handheld rod, used as a support and mounting carrier and configured to achieve a handheld purpose, wherein hole bodies penetrate through two ends of the handheld rod, a gas flow channel is formed, and the handheld rod is formed by splicing two or more rod bodies;   a gas inlet valve, fixedly mounted at a tail portion of the handheld rod and configured to be connected with a gas source and realize gas inlet, wherein an adjusting knob for adjusting the gas inlet volume is disposed on the gas inlet valve;   a combustion cylinder, fixedly mounted on a head portion of the handheld rod, wherein a combustion chamber with an open opening at a lower end is formed on the combustion cylinder, and the top of the combustion chamber is provided with a gas inlet port for gas inlet; and   an ignitor, fixedly mounted on the top of the combustion cylinder, wherein an ignition needle of the ignitor extends into the combustion chamber.   
     
     
         2 . The assembled long rod spray gun according to  claim 1 , wherein the rod bodies are connected through screw threads. 
     
     
         3 . The assembled long rod spray gun according to  claim 1 , wherein a safety valve rod is rotatably mounted on the gas inlet valve, a rotating axis of the safety valve rod is perpendicular to an axis of the handheld rod; and a state is a vented state when the safety valve rod is in a compressed state. 
     
     
         4 . The assembled long rod spray gun according to  claim 1 , wherein a sheath is sleeved on an upper end of the handheld rod. 
     
     
         5 . The assembled long rod spray gun according to  claim 4 , wherein the sheath is made of sponge or rubber. 
     
     
         6 . The assembled long rod spray gun according to  claim 1 , wherein the quantity of the rod bodies is two, and a length of the rod bodies is greater than or equal to 30 cm, but smaller than or equal to 50 cm. 
     
     
         7 . The assembled long rod spray gun according to  claim 1 , wherein the combustion cylinder is a cylindrical structure with an open opening at a lower end, a mounting seat is fixed on the top of the combustion cylinder, and the handheld rod and the ignitor are fixed on the mounting seat. 
     
     
         8 . The assembled long rod spray gun according to  claim 1 , wherein a gas outlet end of the handheld rod is provided with a spray nozzle, a gap is formed between the spray nozzle and the gas inlet port of the combustion cylinder, and the gap is greater than or equal to 1 cm but smaller than or equal to 4 cm. 
     
     
         9 . The assembled long rod spray gun according to  claim 1 , wherein an edge of the gas inlet port downwards extends in the axial direction and forms a gas guide cylinder, and the gas guide cylinder is coaxial with the handheld rod. 
     
     
         10 . The assembled long rod spray gun according to  claim 1 , wherein the handheld rod is coaxial with the combustion cylinder.