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CN-224208202-U - Online clear section device of cement grinding

CN224208202UCN 224208202 UCN224208202 UCN 224208202UCN-224208202-U

Abstract

The utility model discloses an on-line segment cleaning device for cement grinding, which relates to the technical field of cement production and aims to solve the technical problems that some cement enters a collecting box and is mixed with metal impurities such as broken segments and the like in the segment cleaning process of the prior equipment, so that the subsequent cleaning difficulty is improved, and the on-line segment cleaning device comprises a collecting box arranged at the lower end of the middle part of an air chute and an air curtain mechanism arranged in the collecting box, install the flitch down in the inlet portion, air curtain mechanism is including installing at bellows and air curtain pipe, the air intake has been seted up to the bellows front end, be provided with the motor in the bellows, the flabellum is installed to the main shaft end of motor, be provided with the tuber pipe of being connected with the air curtain pipe on the bellows. The utility model has the advantages that the metal powder impurities such as broken segments can enter the collecting box due to gravity, the cement powder can be more effectively blocked, the cement powder can be guided to return to the air chute, the mixing of the cement and the metal impurities such as broken segments is reduced, and the subsequent cleaning difficulty is reduced.

Inventors

  • CAO LONGQING
  • CHEN ZHONGHUA

Assignees

  • 合肥水泥研究设计院有限公司
  • 中建材（合肥）粉体科技装备有限公司

Dates

Publication Date
20260508
Application Date
20250509

Claims (6)

  1. 1. The utility model provides an online clear section device of cement grinding, its characterized in that, including install collection box (101) and the air curtain mechanism (200) of setting in collection box (101) in air chute (104) middle part lower extreme, collection box (101) and air chute (104) intercommunication, collection box (101) include intake (1011) and collecting part (1012), the lower extreme of collecting part (1012) is provided with discharging pipe (103), be provided with the valve on discharging pipe (103), install blanking plate (105) in intake (1011), air curtain mechanism (200) are including installing at bellows (201) and air curtain pipe (202), the inner wall of intake (1011) is sunken to be provided with installation department (1013), air curtain pipe (202) are located installation department (1013), air intake (205) have been seted up to bellows (201) front end, be provided with motor (203) in bellows (201), main shaft end of motor (203) installs flabellum (204), be provided with on bellows (201) and air curtain pipe (206) are connected.
  2. 2. The online section cleaning device for cement grinding according to claim 1, wherein mounting plates (102) are symmetrically arranged at the upper end of the collecting box (101), the mounting plates (102) are attached to the outer surface of the air chute (104), and the mounting plates (102) are connected with the air chute (104) through bolts.
  3. 3. The online section cleaning device for cement grinding according to claim 2, wherein the blanking plate (105) sequentially comprises an impurity blanking part (1051), a flow guiding part (1052), a first redirecting part (1053), a second redirecting part (1054) and a blanking part (1055) from top to bottom, the impurity blanking part (1051) is arranged in a downward inclined mode along the long axis direction, the flow guiding part (1052) is arranged at the upper end of the impurity blanking part (1051), the flow guiding part (1052) is bent upwards to be in an arc-shaped mode, and the tail end of the flow guiding part (1052) is flush with an opening at the upper end of the collecting box (101).
  4. 4. A cement grinding on-line segment cleaning device according to claim 3, characterized in that the impurity blanking portion (1051) is provided with a first material leakage opening (1056) and a second material leakage opening (1057), the first material leakage opening (1056) is located below the flow guiding portion (1052), and the second material leakage opening (1057) is located at the tail portion of the impurity blanking portion (1051).
  5. 5. The online section cleaning device for cement grinding according to claim 4, wherein the first redirecting part (1053) is arranged at the lower end of the impurity blanking part (1051) in an arc shape, the second redirecting part (1054) is downwards bent for forty-five degrees to be arranged at the tail end of the first redirecting part (1053), the blanking part (1055) is downwards bent for forty-five degrees to be arranged at the tail end of the second redirecting part (1054), and the tail ends of the first redirecting part (1053) and the second redirecting part (1054) are both provided with blanking openings (1058).
  6. 6. The online section cleaning device for cement grinding according to claim 5, wherein the front part of the air curtain tube (202) is of a rectangular pipeline structure, an air outlet (2021) is arranged at the rear part of the air curtain tube (202), the air outlet (2021) faces the flow guiding part (1052), the air outlet (2021) is bent for a plurality of times from left to right, and the shape of the air outlet (2021) is wavy.

Description

Online clear section device of cement grinding Technical Field The utility model relates to the technical field of cement production, in particular to an on-line segment cleaning device for cement grinding. Background Cement grinding is realized by impacting and grinding materials through grinding bodies (steel balls, steel segments and the like) in a grinding machine. In the process, the grinding body is continuously collided and rubbed with materials and the materials, after the grinding body is used for a long time, the surface of the grinding body is gradually worn and broken to form metal impurities, the broken metal impurities are called broken segments, the broken segments can be conveyed into a warehouse through a cement conveying chute and then mixed into cement products, the quality and performance of cement are affected, and the follow-up equipment can be possibly damaged, so that the grinding machine needs to be separated through equipment such as a cement grinding online segment cleaning device. At present, the on-line segment cleaning device for cement grinding is mainly provided with a collecting box which is communicated with the lower end of a cement air conveying chute, and metal impurities fall into the collecting box due to weight when passing through a communicating port of the collecting box and the chute in the cement conveying process, but some cement still enters the collecting box in the process, and are mixed with metal impurities such as broken segments, so that the subsequent cleaning difficulty is improved. In view of this, we propose an online section cleaning device for cement grinding. Disclosure of utility model The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide an online section cleaning device for cement grinding, so as to solve the technical problems that some cement enters a collecting box and is mixed with metal impurities such as broken sections and the like in the section cleaning process of the current equipment, and the subsequent cleaning difficulty is improved. In order to solve the technical problems, the utility model provides the technical scheme that the online cement grinding segment cleaning device comprises a collecting box and an air curtain mechanism, wherein the collecting box is arranged at the lower end of the middle part of an air chute, the air curtain mechanism is arranged in the collecting box, the collecting box is communicated with the air chute and comprises an inlet part and a collecting part, a discharging pipe is arranged at the lower end of the collecting part, a valve is arranged on the discharging pipe, a blanking plate is arranged in the inlet part, the air curtain mechanism comprises an air box and an air curtain pipe, the inner wall of the inlet part is provided with a mounting part in a concave manner, the air curtain pipe is positioned in the mounting part, the front end of the air box is provided with an air inlet, a motor is arranged in the air box, a fan blade is arranged at the tail end of a main shaft of the motor, and an air pipe connected with the air curtain pipe is arranged on the air box. Preferably, the collecting box upper end symmetry is provided with the mounting panel, the mounting panel laminating is at air chute surface, the mounting panel passes through bolted connection with air chute. Preferably, the blanking plate sequentially comprises an impurity blanking part, a flow guiding part, a first redirecting part, a second redirecting part and a blanking part from top to bottom, wherein the impurity blanking part is arranged in a downward inclined mode along the long axis direction, the flow guiding part is arranged at the upper end of the impurity blanking part, the flow guiding part is bent upwards to be in an arc-shaped mode, and the tail end of the flow guiding part is flush with an opening at the upper end of the collecting box. Preferably, the impurity blanking portion is provided with a first material leakage opening and a second material leakage opening, the first material leakage opening is located below the flow guiding portion, and the second material leakage opening is located at the tail portion of the impurity blanking portion. Preferably, the first redirecting part is arranged at the lower end of the impurity blanking part in an arc shape, the second redirecting part is downwards bent for forty-five degrees and arranged at the tail end of the first redirecting part, the blanking part is downwards bent for forty-five degrees and arranged at the tail end of the second redirecting part, and the tail ends of the first redirecting part and the second redirecting part are both provided with blanking openings. Preferably, the front part of the air curtain pipe is of a rectangular pipeline structure, the rear part of the air curtain pipe is provided with an air outlet, the air outlet faces the flow guiding part, the air outlet is bent for a plurality of times