Large pipeline inner wall spray gun group for online sand suction and dust removal
A spray gun and pipeline technology, which is applied to the field of spray gun groups on the inner wall of large pipelines, can solve the problems of dust pollution, deterioration of the working environment, and inability to realize online sand return, and achieve the effects of improving efficiency, solving environmental protection problems and facilitating maintenance.
Pending Publication Date: 2020-03-27
江苏新金达机械制造有限公司
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Problems solved by technology
[0002] In industries such as wind power, petroleum, and chemical industry, when it comes to sand blasting operations on the inner wall of large-diameter pipelines, online sand return cannot be achieved, and secondary manual cleaning is required, resulting in dust pollution and deterioration of the operating environment, which urgently needs improvement.
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[0019] The present invention will be further explained below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the words "inner" and "outer ” refer to directions towards or away from the geometric center of a particular part, respectively.
[0020] As shown in the figure, a large-scale pipeline inner wall spray gun group for online sand suction and dust removal according to the present invention includes a spray gun group 1, a main shaft 3, a telescopic rod 4, and a universal wheel 5. The spray gun group includes an air curtain isolator 6 , sand outlet 7, sand pipe connector 8, air inlet port 9, spray gun housing 1...
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The invention discloses a large pipeline inner wall spray gun group for online sand suction and dust removal. The spray gun group comprises a spray gun group, a main shaft, a telescopic rod and universal wheels; the spray gun group comprises a plurality of spray gun shells; each spray gun shell is of a hollow columnar structure with an opening in the lower portion; a connecting block is arranged above the spray gun shells; a mounting hole is formed in the connecting block; a nozzle is arranged in each spray gun shell; a sand pipe connector, an air inlet interface and a sand outlet are arrangedon the outer sides of the spray gun shells; the rear ends of the nozzles are connected with the sand pipe connector; an air curtain isolator wraps the outer sides of the front ends of the spray gun shells; the air inlet interface is connected with the air curtain isolator; the connecting block is movably connected with the main shaft; the telescopic rod is connected with the rear end of the mainshaft; and the universal wheels are connected below the telescopic rod. According to the invention, by the adoption of the spray gun group, the coverage area is large, sand blasting quality consistency is good, transition of a working face is natural and uniform, efficiency can be effectively improved, the air curtain is matched with the negative pressure cavity, sand blasting, sand returning anddust removing can be conducted at the same time, and the environmental protection problem is solved.
Description
technical field [0001] The invention belongs to the technical field of sandblasting equipment, and in particular relates to a large-scale pipeline inner wall spray gun group for online sand suction and dust removal. Background technique [0002] In wind power, petroleum, chemical and other industries, when it comes to sand blasting operations on the inner wall of large-diameter pipelines, online sand return cannot be achieved, and secondary manual cleaning is required, resulting in dust pollution and deterioration of the working environment, which is in urgent need of improvement. Contents of the invention [0003] In order to solve the above problems, the present invention discloses a large-scale pipeline inner wall spray gun group for online sand suction and dust removal, which has a large coverage area and can remove dust while sand blasting, effectively improving the efficiency of sand blasting operations and solving environmental protection problems. [0004] To achie...
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IPC IPC(8): B24C3/06B24C3/32B24C9/00
CPCB24C3/065B24C3/325B24C9/006B24C9/003
Inventor 韦广辉
Owner 江苏新金达机械制造有限公司