The utility model relates to a mining vibrating screen, which comprises a screening chamber, in which a first-grade screen, a second-grade screen and a third-grade conveyor belt are arranged from top to bottom. The aperture of the second-grade screen is smaller than that of the first-grade screen, the horizontal position of the outlet side of the first-grade screen is lower than that of the first-grade screen, the horizontal position of the outlet side of the second-grade screen is lower than that of the second-grade screen, and the feed side of the second-grade screen is located at the same time. The feeding side of the third stage conveyor belt is located below the feeding side of the second stage screen; the first inclined transition plate is installed between the first stage screen and the second stage screen, and the second inclined transition plate is installed between the second stage screen and the third stage conveyor belt; the first inclined transition plate starts from below the feeding side of the first stage screen to the feeding side of the second stage screen, and the second inclined transition plate extends from below the feeding side of the first stage screen to the feeding side of the second stage screen. The lower part of the feed side of the secondary sieve begins to extend obliquely downward towards the feed side of the tertiary conveyor belt. By setting the first inclined transition plate and the second inclined transition plate, the impact force on the screen mesh when the ore falls is greatly reduced.
【技术实现步骤摘要】
一种矿用振动筛
本技术涉及矿山机械设备领域,尤其是指一种矿用振动筛。
技术介绍
现在的振动筛的使用范围较广,但是很多振动筛因为结构原因,导致其物料的处理效率不高,透筛率也较低,不利于物料的筛分,给振动筛的使用带来很多不便,经常需要人工辅助或者添加一些辅助设备,才能满足企业的使用需要,影响了振动筛的使用成本,目前在正常采矿生产过程中所生产的物料都需要筛网过滤,但是现在生产中物料都是直接送入直线振动筛筛网面上,加剧了对筛网冲击,造成的筛网的严重快速磨损,使用周期短,使用寿命短。中国专利文献一种矿料分选振动筛(授权公告号CN204307815U),涉及矿用机械
,包括筛体,所述筛体内部设有一级筛网和二级筛网,二级筛网位于一级筛网下方,二级筛网的孔径大于一级筛网的孔径,一级筛网和二级筛网分别连接有第一振动机和第二振动机,一级筛网和二级筛网下方设有两个导料槽,导料槽上设有传送带,传送带通过滚筒驱动转动,滚筒轴连接有驱动电机,筛体底部还设有升降装置,该种分选振动筛分选效果好,效率高,高度可调,适应性强。该专利虽然具有良好的分选效果,但是由于上下两个筛网相距较远,而根据能量守恒定律,矿料距离筛网越远,落到筛网上时,筛网受到的冲击力越大,因此容易损坏筛网。
技术实现思路
本技术提供一种矿用振动筛,其主要目的在于克服现有矿用振动筛分选料时其筛网易受损的缺陷。为解决上述技术问题,本技术采用如下技术方案:一种矿用振动筛,包括筛选室,所述筛选室内由上往下依次装设有一级筛网、二级筛网以及三级传送带,所述一级筛网出料侧下方装设有一级传送带,所述二级筛网出料侧下方装设有二级传送带,所述二 ...
【技术保护点】
1.一种矿用振动筛,包括筛选室,所述筛选室内由上往下依次装设有一级筛网、二级筛网以及三级传送带,所述一级筛网出料侧下方装设有一级传送带,所述二级筛网出料侧下方装设有二级传送带,所述二级筛网的孔径小于一级筛网的孔径,所述一级筛网上装设有第一振动器,所述二级筛网上装设有第二振动器,其特征在于:所述一级筛网出料侧水平位置低于该一级筛网进料侧,所述二级筛网出料侧水平位置低于该二级筛网进料侧,并且所述二级筛网进料侧位于所述一级筛网出料侧下方;所述三级传送带进料侧位于所述二级筛网出料侧下方;所述一级筛网与二级筛网之间装设有第一倾斜过渡板,所述二级筛网与三级传送带之间装设有第二倾斜过渡板;所述第一倾斜过渡板由所述一级筛网进料侧下方开始斜向下朝所述二级筛网进料侧延伸,所述第二倾斜过渡板由所述二级筛网进料侧下方开始斜向下朝所述三级传送带进料侧延伸。
【技术特征摘要】
1.一种矿用振动筛,包括筛选室,所述筛选室内由上往下依次装设有一级筛网、二级筛网以及三级传送带,所述一级筛网出料侧下方装设有一级传送带,所述二级筛网出料侧下方装设有二级传送带,所述二级筛网的孔径小于一级筛网的孔径,所述一级筛网上装设有第一振动器,所述二级筛网上装设有第二振动器,其特征在于:所述一级筛网出料侧水平位置低于该一级筛网进料侧,所述二级筛网出料侧水平位置低于该二级筛网进料侧,并且所述二级筛网进料侧位于所述一级筛网出料侧下方;所述三级传送带进料侧位于所述二级筛网出料侧下方;所述一级筛网与二级筛网之间装设有第一倾斜过渡板,所述二级筛网与三级传送带之间装设有第二倾斜过渡板;所述第一倾斜过渡板由所述一级筛网进料侧下方开始斜向下朝所述二级筛网进料侧延伸,所述第二倾斜过渡板由所述二级筛网进料侧下方开始斜向下朝所述三级传...
【专利技术属性】
技术研发人员:陈华球,
申请(专利权)人:福建省大田县岩石机械有限公司,
类型:新型
国别省市:福建,35
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