ASSEMBLY COMPRISING A CUTTING HEAD AND AN IMPELLER FOR A PUMP FOR A SOLID

• Main Authors: REUSCHEL JOHANNES, WEGNER BENJAMIN
• Format: Patent
• Language: Chinese; English
• Published: 27.12.2022
• Subjects: BLASTING; CRUSHING, PULVERISING, OR DISINTEGRATING; CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; HEATING; LIGHTING; MECHANICAL ENGINEERING; MILLING GRAIN; NON-POSITIVE DISPLACEMENT PUMPS; PERFORMING OPERATIONS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PREPARATORY TREATMENT OF GRAIN FOR MILLING; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; TRANSPORTING; WEAPONS

The invention relates to an assembly comprising a cutting head (1) for a pump for a solid-carrying liquid and an impeller (3), the cutting head (1) being connected to the impeller (3) in a stationary manner over an axial extension of the impeller in order to interact with a cutting ring (2), and the cutting head having a cutting head base body (8) with a plurality of cutting segments (11), the cutting section has a cutting head cutting edge (13) for comminuting solids, the cutting head cutting edge (13) extending radially away from the cutting head base body (8), and the impeller (3) has a plurality of blades (23) having an inlet edge (24) arranged at a distance from the cutting head cutting edge (13) and extending substantially parallel to the cutting head cutting edge (13), and the cutting head cutting edge (13) is arranged radially forward of the inlet edge (24) in the direction of rotation of the impeller (3). 本发明的主题是一种组件，该组件包括用于载有固体的液体的泵的切割头(1)和叶轮(3)，其中切割头(1)与叶轮(3)在叶轮的轴向延长部上位置固定地相连接，以与切割环(2)共同作用，并且切割头具有带