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CN-224210201-U - Anti-caking mixing device for iron tailing dry powder mortar

CN224210201UCN 224210201 UCN224210201 UCN 224210201UCN-224210201-U

Abstract

The utility model relates to the technical field of iron tailing dry powder mortar production, and provides an anti-caking mixing device for iron tailing dry powder mortar, which comprises a shell, wherein a conical hopper is arranged in the shell and is used for dividing an inner cavity of the shell into a first cavity and a second cavity, and a stirring assembly is arranged in the first cavity; the mixing device further comprises a lifting and returning assembly, various materials are stirred and mixed through the stirring assembly, the materials continuously fall into the second chamber through the discharging opening of the conical hopper, the falling materials are dispersed through the dispersing assembly to eliminate caking and caking trend, the dispersed materials are returned to the first chamber through the lifting and returning assembly, mixing is completed after a certain period of time, the caking problem during mixing of various materials for preparing the iron tailing dry powder mortar is effectively solved, and the quality of the produced iron tailing dry powder mortar is guaranteed.

Inventors

  • LIU JIAHUI
  • GENG ZHIRONG

Assignees

  • 南京林业大学

Dates

Publication Date
20260508
Application Date
20250512

Claims (9)

  1. 1. The utility model provides an anti-caking mixing arrangement of iron tailing dry powder mortar, includes casing (1), be equipped with toper fill (2) in casing (1) for separate casing (1) inner chamber into first cavity (101) and second cavity (102), be equipped with stirring subassembly (3), its characterized in that in first cavity (101): A dispersing assembly (6) is arranged below the conical hopper (2) in the second chamber (102) and is used for dispersing raw materials for preparing the iron tailing dry powder mortar; The mixing device further comprises a lifting return assembly (5) located outside the housing (1) for returning the dispersed material to the first chamber (101) for re-mixing.
  2. 2. The anti-caking mixing device for the iron tailing dry powder mortar according to claim 1, wherein a feeding port (4) is arranged at the top of the first chamber (101), and a discharging port (9) is arranged at the bottom of the second chamber (102).
  3. 3. The anti-caking mixing apparatus according to claim 1, wherein the lifting return assembly (5) comprises a bucket elevator, screw conveyor or belt conveyor.
  4. 4. The anti-caking mixing device for the iron tailing dry powder mortar according to claim 1, wherein the lifting and returning assembly (5) is a screw conveyor and comprises a cylinder (501) arranged on the shell (1), a screw auger (502) arranged in the cylinder (501) and a driving piece (503) for driving the screw auger (502) to rotate, the lower end of the cylinder (501) is communicated with the second chamber (102), and the upper end of the cylinder is communicated with the first chamber (101).
  5. 5. The anti-caking mixing apparatus for the iron tailing dry powder mortar according to claim 1, wherein the dispersing assembly (6) comprises a frame body (601) which reciprocates up and down, and a plurality of layers of shearing nets (603) for shearing and dispersing falling materials are arranged in the frame body (601) from top to bottom.
  6. 6. The anti-caking mixing apparatus for the iron tailing dry powder mortar according to claim 5, wherein a conical table (602) is arranged on the frame body (601), and the tip of the conical table (602) is positioned right below the feed opening of the conical hopper (2).
  7. 7. The anti-caking mixing apparatus according to claim 5, wherein the dispersion assembly (6) further comprises a driving member for effecting up-and-down reciprocation of the frame (601), the driving member comprising a telescopic device and a linear drive.
  8. 8. The anti-caking mixing apparatus according to claim 7, wherein the driving component comprises a chute (604) arranged on the wall of the casing (1), a sliding block (605) arranged on the chute (604) in a sliding manner, and a wheel body (608) arranged on the casing (1) in a rotating manner, the sliding block (605) is fixedly connected with the frame body (601), a boss (606) is further arranged on the casing (1), an extrusion spring (607) is arranged between the boss (606) and the sliding block (605), and at least one arc-shaped block (609) capable of being contacted with the sliding block (605) and pushing the sliding block to slide in a direction away from the wheel body (608) is arranged on the wheel body (608).
  9. 9. The anti-caking mixing device for the iron tailing dry powder mortar according to claim 5, wherein plates (610) are arranged on two sides below the conical hopper (2), a plurality of crushing rods (611) are arranged on the plates (610) in a staggered mode and used for crushing materials discharged from the conical hopper (2), the plates (610) are slidably connected with the conical hopper (2) through limiting rods (613), and supporting rods (612) are hinged between the plates (610) and the frame body (601).

Description

Anti-caking mixing device for iron tailing dry powder mortar Technical Field The utility model relates to the technical field of iron tailing dry powder mortar production, in particular to an anti-caking mixing device for iron tailing dry powder mortar. Background The iron tailing dry powder mortar is used as an innovative building material, takes the iron tailings, which are wastes generated in the iron ore dressing process, as a main raw material to replace the traditional sand or filler, and is mixed with cement, additives and the like according to a specific proportion to prepare the dry building material, thereby not only effectively relieving the environmental pressure caused by the accumulation of the iron tailings, but also reducing the production cost of the building material In the production process of the iron tailing dry powder mortar, all materials are stirred and mixed, and as clay minerals and fine particles in the iron tailings are strong in hygroscopicity, moisture is easy to adsorb to form a liquid film to trigger capillary bonding among particles, electrostatic effect is caused when dry powder is stirred, powder is charged to agglomerate, and the like, along with continuous stirring action, agglomeration phenomenon easily occurs among the materials to influence the mixing effect, and then the quality of the produced iron tailing dry powder mortar is influenced. Therefore, the utility model provides an anti-caking mixing device for iron tailing dry powder mortar, which solves the problems. Disclosure of utility model The embodiment of the utility model aims to provide an anti-caking mixing device for iron tailing dry powder mortar, which aims to solve the problems. In order to achieve the above purpose, the present utility model provides the following technical solutions: The anti-caking mixing device for the iron tailing dry powder mortar comprises a shell, wherein a conical hopper is arranged in the shell and used for dividing an inner cavity of the shell into a first cavity and a second cavity, and a stirring assembly is arranged in the first cavity; A dispersing component is arranged below the conical hopper in the second chamber and is used for dispersing the raw materials for preparing the iron tailing dry powder mortar; The mixing device further comprises a lifting return assembly located outside the housing for returning the dispersed material to the first chamber for re-mixing. In an alternative scheme, a feeding port is arranged at the top of the first chamber, and a discharging port is arranged at the bottom of the second chamber. In one alternative, the lifting return assembly comprises a bucket elevator, screw conveyor, or belt conveyor. In an alternative scheme, the lifting and returning assembly is a screw conveyor and comprises a cylinder body arranged on the shell, a screw auger arranged in the cylinder body and a driving piece for driving the screw auger to rotate, wherein the lower end of the cylinder body is communicated with the second cavity, and the upper end of the cylinder body is communicated with the first cavity. In an alternative scheme, the dispersing component comprises a frame body which moves up and down in a reciprocating mode, and a plurality of layers of shearing nets used for shearing and dispersing falling materials are arranged in the frame body from top to bottom. In an alternative scheme, a conical table is arranged on the frame body, and the tip of the conical table is positioned right below the feed opening of the conical hopper. In an alternative, the dispersing assembly further comprises a driving part for realizing up-and-down reciprocating movement of the frame body, wherein the driving part comprises a telescopic device and a linear driver. In an alternative scheme, the driving part comprises a sliding groove arranged on the wall of the shell, a sliding block arranged on the sliding groove in a sliding manner and a wheel body arranged on the shell in a rotating manner, wherein the sliding block is fixedly connected with the frame body, a boss is further arranged on the shell, an extrusion spring is arranged between the boss and the sliding block, and at least one arc-shaped block capable of being contacted and propped against the sliding block to drive the sliding block to slide in a direction far away from the wheel body is arranged on the wheel body. In an alternative scheme, plates are arranged on two sides below the conical hopper, a plurality of crushing rods are arranged on the plates in a staggered manner and used for crushing materials discharged from the conical hopper, the plates are in sliding connection with the conical hopper through limiting rods, and supporting rods are hinged between the plates and the frame body. Compared with the prior art, the embodiment of the utility model has the following beneficial effects: Through stirring subassembly to all kinds of materials stirring mix, the material is continuous to fall into tow