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CN-224208185-U - Fly ash pretreatment device for cement composite material production

CN224208185UCN 224208185 UCN224208185 UCN 224208185UCN-224208185-U

Abstract

The utility model relates to the technical field of fly ash processing and discloses a fly ash pretreatment device for cement composite material production, which comprises a machine shell, wherein a collecting drawer is connected to the inner bottom wall of the machine shell in a sliding manner, a grinding assembly is arranged in the machine shell, a shaking screening assembly is arranged in the machine shell, a circulating grinding assembly is arranged outside the machine shell, a dust collection assembly is arranged outside the machine shell, the dust collection assembly comprises a collecting box, the outer side of the collecting box is fixedly connected to the outer side of the machine shell, and a suction pipe is fixedly connected to the top of the collecting box. According to the utility model, when the collection drawer is taken out, the fan starts dust collection, dust is intercepted into the dust collection drawer through the filter screen, when the filter screen is replaced, the handle is pulled out of the plug-in block, the plug-in block is loosened after replacement, and the plug-in block is reset, so that dust collection when the collection drawer is taken out is realized, the dust is prevented from escaping and polluting the environment, the dust is sucked by staff, the health of the staff is prevented from being damaged, and meanwhile, the filter screen is conveniently replaced, and the continuous and effective work of the fan is ensured.

Inventors

  • XU JIAQUAN
  • CHU JIAN
  • ZHAO ZHENCHAO
  • GAO PENG

Assignees

  • 山东华杰新型环保建材有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (8)

  1. 1. The fly ash pretreatment device for cement composite material production comprises a machine shell (1) and is characterized in that a collecting drawer (13) is connected to the inner bottom wall of the machine shell (1) in a sliding manner, a grinding assembly is arranged in the machine shell (1), a shaking screening assembly is arranged in the machine shell (1), a circulating grinding assembly is arranged on the outer side of the machine shell (1), and a dust collection assembly is arranged on the outer side of the machine shell (1); The dust collection assembly comprises a collection box (30), the outer side of the collection box (30) is fixedly connected with the outer side of the machine shell (1), a suction pipe (31) is fixedly connected to the top of the collection box (30), a dust collection drawer (24) is slidingly connected to the lower side of the inner side of the collection box (30), a fan (23) is mounted on the inner wall of the collection box (30), a filter screen (22) is slidingly connected to the inner side of the collection box (30), a connecting block (25) is fixedly connected to the inner wall of the collection box (30), two baffles (27) are slidingly connected to the inner wall of the connecting block (25), a spring II (26) is fixedly connected to one side of each baffle (27), a plug-in block (28) is fixedly connected to the other end of each baffle (27), and a handle (29) is fixedly connected to the top of each baffle (27).
  2. 2. The fly ash pretreatment device for cement composite material production according to claim 1, wherein the grinding assembly comprises a first motor (4) and two grinding rollers (5), the outer side of the first motor (4) is fixedly connected with the outer side of the machine shell (1), the outer side of the grinding rollers (5) is rotatably connected with the inner part of the machine shell (1), gears (21) are fixedly connected with one ends, far away from the first motor (4), of the two grinding rollers (5), the two gears (21) are in meshed connection, and one end, far away from the gears (21), of the left grinding roller (5) is fixedly connected with a first belt pulley (6).
  3. 3. The fly ash pretreatment device for cement composite production according to claim 2, wherein the shaking screening assembly comprises a screening screen (10) and a rotating rod (8), one side of the screening screen (10) is rotatably connected to the inner wall of the casing (1), a plurality of first springs (11) are fixedly connected to the bottom of the other side of the screening screen (10), a fixed block (12) is fixedly connected to the bottom of the first springs (11), the outer side of the fixed block (12) is fixedly connected to the inside of the casing (1), the outer side of the rotating rod (8) is rotatably connected to the inside of the casing (1), a second belt pulley (7) is fixedly connected to one end of the rotating rod (8), a cam (9) is fixedly connected to the other end of the rotating rod (8), the cam (9) is mutually abutted to the screening screen (10), and a belt is connected between the second belt pulley (7) and the first belt pulley (6).
  4. 4. The fly ash pretreatment device for cement composite production according to claim 1, wherein the circulating grinding assembly comprises a supporting block (14), the outer side of the supporting block (14) is fixedly connected with the outer side of the shell (1), the top of the supporting block (14) is fixedly connected with a shell (16), the top of the shell (16) is fixedly connected with a motor II (17), the output end of the motor II (17) is fixedly connected with a screw shaft (18), the outer side of the screw shaft (18) is fixedly connected with a helical blade (19), the lower part of the outer side of the shell (16) is fixedly connected with a discharge hole (15), and the upper part of the outer side of the shell (16) is fixedly connected with a feed inlet II (20).
  5. 5. The fly ash pretreatment device for cement composite material production according to claim 1, wherein the outer side of the plug-in block (28) is slidably connected inside the connecting block (25), the outer side of the plug-in block (28) is plugged inside the filter screen (22), and one end, far away from the collecting box (30), of the suction pipe (31) is fixedly connected to the lower part of the outer side of the shell (1).
  6. 6. The fly ash pretreatment device for cement composite material production according to claim 1, wherein one end of the second spring (26) far away from the baffle plate (27) is fixedly connected to the inner wall of the connecting block (25), and the outer side of the handle (29) is slidably connected to the outer side of the connecting block (25).
  7. 7. The fly ash pretreatment device for cement composite material production according to claim 1, wherein a first feed inlet (2) is fixedly connected to the top of the casing (1), and a valve (3) is arranged outside the first feed inlet (2).
  8. 8. The fly ash pretreatment device for cement composite material production according to claim 4, wherein the outer side of the discharge hole (15) is fixedly connected to the lower part of the outer side of the casing (1), and the outer side of the second feed hole (20) is fixedly connected to the upper part of the outer side of the casing (1).

Description

Fly ash pretreatment device for cement composite material production Technical Field The utility model relates to the technical field of fly ash processing, in particular to a fly ash pretreatment device for cement composite material production. Background Fly ash is an important raw material in the production of cement composite materials. It is a fine powdery residue produced by burning coal in coal-fired power plants and the like. The particles are fine and spherical, and are rich in silicon-aluminum oxide. The addition of proper amount of flyash into cement can improve workability, reduce hydration heat, strengthen durability, raise the performance of cement composite material and lower cost. In the prior art, when a collecting drawer is taken out, an effective dust collection measure is lacked, dust is scattered wantonly, the surrounding environment is polluted seriously, the dust is sucked by workers easily, the health of the workers is greatly endangered, meanwhile, a filter screen is fixed through bolts, the replacement process is complicated, and the continuous and efficient work of a fan is difficult to guarantee. To solve the above problems, a fly ash pretreatment device for cement composite production is proposed. Disclosure of utility model In order to make up for the defects, the utility model provides the fly ash pretreatment device for cement composite material production, and aims to solve the problems that the fly ash pretreatment device for cement composite material production in the prior art often lacks effective dust collection measures when a collection drawer is taken out, dust is scattered wantonly, the surrounding environment is seriously polluted, the dust is easily inhaled by staff, the health of the staff is greatly endangered, and meanwhile, a filter screen is often fixed through bolts, so that the replacement process is complicated, and the continuous and efficient work of a fan is difficult to ensure. In order to achieve the aim, the fly ash pretreatment device for cement composite material production comprises a shell, wherein a collection drawer is connected to the bottom wall in the shell in a sliding manner, a grinding assembly is arranged in the shell, a shaking screening assembly is arranged in the shell, a circulating grinding assembly is arranged on the outer side of the shell, and a dust collection assembly is arranged on the outer side of the shell; The dust collection assembly comprises a collection box, the outer side of the collection box is fixedly connected with the outer side of the machine shell, the top of the collection box is fixedly connected with a suction pipe, the lower side of the inner side of the collection box is slidably connected with a dust collection drawer, the inner wall of the collection box is provided with a fan, the inner side of the collection box is slidably connected with a filter screen, the inner side of the collection box is fixedly connected with a connecting block, the inner wall of the connecting block is slidably connected with two baffles, one side of each baffle is fixedly connected with a second spring, the other end of each baffle is fixedly connected with a plug-in block, and the top of each baffle is fixedly connected with a handle. As a further description of the above technical solution: The grinding assembly comprises a first motor and two grinding rollers, the outer side of the first motor is fixedly connected with the outer side of the machine shell, the outer sides of the grinding rollers are rotationally connected inside the machine shell, two grinding rollers are far away from one end of the first motor and are fixedly connected with gears, two grinding rollers are connected with each other in a meshed mode, and one end, far away from the gears, of the left grinding roller is fixedly connected with a first belt pulley. As a further description of the above technical solution: The shake screening subassembly includes screening filter screen and dwang, screening filter screen one side rotates to be connected in the casing inner wall, screening filter screen opposite side bottom fixedly connected with a plurality of first springs, first bottom fixedly connected with fixed block of spring, fixed block outside fixedly connected with is in inside the casing, the dwang outside rotates to be connected in inside the casing, dwang one end fixedly connected with belt pulley two, dwang other end fixedly connected with cam, the cam with screening filter screen is contradicted each other, belt pulley two with belt connection between the belt pulley one. As a further description of the above technical solution: The circulation grinding assembly comprises a supporting block, the outer side of the supporting block is fixedly connected with the outer side of the casing, the top of the supporting block is fixedly connected with a shell, the top of the shell is fixedly connected with a second motor, the output end of the second motor