JPH0261462U

JPH0261462U -

Info

Publication number: JPH0261462U
Application number: JP14260188U
Authority: JP
Priority date: 1988-10-31
Filing date: 1988-10-31
Publication date: 1990-05-08

Description

[Brief explanation of the drawing]

第１図ないし第１０図は本考案の一実施例で、
第１図はプラスチツク溶射ガンの一部断面図、第
２図は同正面図、第３図は同背面図、第４図は本
体部の外筐でａは断面図、ｂは背面図、第５図は
噴出用火口部の外筒でａは断面図、ｂは背面図、
第６図は噴出用火口部のエアーカーテン噴出用フ
ランジでａは半断面図、ｂは背面図、第７図は噴
出用火口部の管路接続用リングでａは断面図、ｂ
は背面図、第８図は噴出用火口部のガス噴出用リ
ングでａは半断面図、ｂは背面図、第９図は本体
部と噴出用火口部とを接続する混合管路とガス管
路の断面図、第１０図は本体部と噴出用火口部と
を接続する接続金具の断面図、第１１図は従来例
の断面図である。１……プラスチツク溶射ガン、２……本体部、
３……噴出用火口部、４……エアースイツチ部、
５……本体保持部、７……移送管、８……エア管
路、９……送風管路、１８……ガス噴出孔、２１
……リング状溝部、２２……混合管路、２３……
ガス管路、２６……射出用ノズル、２８……冷却
孔、３３……エアーカーテン噴出孔。 Figures 1 to 10 show an embodiment of the present invention,
Fig. 1 is a partial sectional view of the plastic spray gun, Fig. 2 is a front view of the same, Fig. 3 is a rear view of the same, and Fig. 4 is the outer casing of the main body. Figure 5 shows the outer cylinder of the ejection crater, a is a cross-sectional view, b is a back view,
Figure 6 shows the air curtain outlet flange of the outlet, a is a half-sectional view, b is a rear view, and Figure 7 is the pipe connection ring of the outlet, a is a cross-sectional view, b
is a rear view, FIG. 8 is a half-sectional view of the gas ejection ring of the ejection nozzle, b is a rear view, and FIG. 9 is a mixing pipe and gas pipe connecting the main body and the ejection nozzle. FIG. 10 is a cross-sectional view of a connecting fitting that connects the main body and the ejection nozzle, and FIG. 11 is a cross-sectional view of a conventional example. 1...Plastic spray gun, 2...Main body,
3...Ejection crater part, 4...Air switch part,
5...Body holding part, 7...Transfer pipe, 8...Air pipe line, 9...Blower pipe line, 18...Gas blowout hole, 21
...Ring-shaped groove, 22...Mixing pipe, 23...
Gas pipe line, 26... injection nozzle, 28... cooling hole, 33... air curtain ejection hole.

Claims

[Scope of utility model registration request]

A transfer pipe for transferring plastic powder is provided at the center, a gas pipe for sending propane gas to the periphery, an air pipe for sending air to be mixed with the gas pipe, and the gas pipe and the air pipe. a main body part comprising a mixing pipe line communicating with the transfer pipe and a blower pipe line for sending air to form an air curtain around the transfer pipe; A gas ejection hole comprising an injection nozzle having a cooling hole and for injecting plastic powder, and having a ring-shaped groove portion screwed onto the mixing pipe and provided at a predetermined interval around the injection nozzle. an ejection nozzle section comprising a mixed gas passage connected to the air flow pipe, and an air blowing passage connected to the air curtain ejection hole provided around the injection nozzle; A plastic spray gun characterized in that it is provided with an air switch section that is attached to the transfer tube and issues a signal to transfer the plastic powder into the transfer pipe, and a body holding section that is attached to the air switch section and holds the main body.