A horizontal well continuous sand flushing device, a reversing valve body, valve, valve seat, a spring, a sliding valve, slide valve top jaws closed three through the upper shell and the ring, steel ring, rubber seals, rubber, rubber sealing gland, reversing three way to tee, B shell, A to the ball seat the steel ball three, export pipeline, joint, bolt group, 4, tubing, casing connection hole is opened or closed in dismantling short, so China Unicom can accurately open and close the hole, sand washing liquid and sand carrying fluid can flow, according to the design of the channel so that the invention can realize the continuous sand, sand can be used in conventional methods can not solve the problem of the oil well sand sand, especially suitable for horizontal well sand, sand by the invention, the sand will not sink buried sand tubing, will not cause engineering accident, sand washing time is short The labor intensity of the worker is low; therefore, the present invention has remarkable economic benefit.
【技术实现步骤摘要】
【技术保护点】
1.一种水平井连续冲砂装置,有换向阀壳体(1)、阀芯(2)、阀座(3)、弹簧(4)、滑动阀(5)、滑动阀顶爪(6)、密闭三通壳体(8)、上密封胶皮(11)、下密封胶皮(12)、上胶皮压盖(13)、换向三通壳体(15)、A向球座(16)、B向球座(17)、钢球(18)、三通出口(19)、管线(20)、短节(21)、螺栓组(22)、大四通(23)、油管(24)、套管(25),大四通(23)与套管(25)连接,密闭三通壳体(8)由螺栓组固定在大四通(23)上,密闭三通壳体(8)与大四通(23)之间安装下密封胶皮(12),上胶皮压盖(13)由螺栓组(22)固定在密闭三通壳体(8)上 ...
【技术特征摘要】
【专利技术属性】
技术研发人员:赵贵刚,邓剑,李凤玲,常祥华,董成会,王栋,孙宗田,张延慧,李波,申季涛,
申请(专利权)人:赵贵刚,
类型:发明
国别省市:37[中国|山东]
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