Scraper conveyor chain tensioning device having sweeping function

US10173846B2 · kind B2 · utility

Assignee

• China University of Mining and Technology · CN

Inventors

• Shanguo Yang · 安丰镇, CN
• Wei Li · 安丰镇, CN
• Ning JIA · 安丰镇, CN
• Qingwei Ben · 安丰镇, CN
• Linjiang Xia · 安丰镇, CN

Key dates

• Filing date: Dec 29, 2015
• Grant date: Jan 8, 2019
• Expiry date: Dec 29, 2035

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65G2201/04
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A scraper conveyor chain tensioning device having a sweeping function, comprising a transmission device (2), a steering chain wheel (3), scraper chains (4), and ledges (5), wherein a chain tensioning device (1) is arranged above the scraper chains (4) arranged at the side of the steering chain wheel (3), the chain tensioning device (1) is provided with a sweeping device (12), the chain tensioning device (1) comprises a slider-crank mechanism and two chutes (13) symmetrically fixed to the ledges (5) on two sides at an inclined angle, a tensioning shaft (19) is arranged between the two chutes (13), the tensioning shaft (19) is arranged on a bearing seat (18) via a bearing, and the middle part of the tensioning shaft (19) is provided with a tensioning chain wheel (11) matching with a transmission chain; and the sweeping device (12) comprises a tensioning shaft sleeve (12-3), a plurality of groups of sweeping heads (12-2) is arranged on the circumference of the tensioning shaft sleeve (12-3) at intervals, and the sweeping heads (12-2) are fixed to the tensioning shaft sleeve (12-3) via springs (12-1). Caking coal on a scraper can be swept via scraping teeth on sweeping heads (12-2), th…