Isolation Net Unit and Municipal Environmental Protection Protective Net Applying This Unit

The invention discloses an isolation net unit and municipal environmental protection protective net applying this unit, it relates to municipal construction field, it is used to solve the problem of time-consuming and laborious construction of fence as the fence for municipal construction, the key points of its technical scheme are: an isolation net unit which includes an upright post and a steelwire mesh, wherein the upright post is a cylinder, the rotating sleeve is sleeved with the same shaft sleeve, the steel wire mesh is rectangular, one side thereof is fixed on the circumferential surface of the same shaft sleeve, and the other side thereof is fixedly provided with a hard steel bar; the upright post is fixedly provided with an upper connecting block and a lower connecting block, theupper connecting block is provided with a notch, the lower connecting block is vertically provided with a jack for inserting the bottom end of the hard steel bar, the upper connecting block is provided with a counter bore hol