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CN-224230610-U - Material device is taken off to desiccator

CN224230610UCN 224230610 UCN224230610 UCN 224230610UCN-224230610-U

Abstract

The utility model discloses a material skimming device of a dryer, and belongs to the field of dryers. The conveyor comprises two groups of supporting frames, a raking assembly, an adjusting assembly and a reciprocating assembly, wherein the raking assembly comprises raking rollers, the raking rollers are provided with roller shafts, the adjusting assembly comprises a moving unit, the moving unit comprises a first adjusting frame arranged on the side face of the supporting frames, a sliding seat connected through screw transmission is arranged in the first adjusting frame in a sliding mode, the sliding unit comprises a second adjusting frame arranged on the side face of the supporting frames, the second adjusting frame is connected with the second sliding seat in a sliding mode through two groups of guide rods, the reciprocating assembly comprises a third corner plate, the third corner plate is connected with the second sliding seat through a connecting rod, and a driving part is arranged on the third corner plate. According to the material raking device of the dryer, the guide rod and the guide rod are driven to slide by the crank through the movement of the adjusting assembly and the matching of the sliding unit, the position of the material raking roller is flexibly adjusted, the reciprocating assembly drives the material raking roller to horizontally reciprocate for raking, wet materials are efficiently spread out, and the drying efficiency is improved.

Inventors

  • FAN WENXI
  • LIU GUOJUN
  • FAN HAILONG
  • DING HAIJUN
  • FAN CHENGFEI
  • MAO YUNFENG

Assignees

  • 常州市干燥设备厂有限公司

Dates

Publication Date
20260512
Application Date
20250617

Claims (7)

  1. 1. A raking device of a dryer is characterized by comprising A conveyor (2), the conveyor (2) having two sets of support frames (21); The raking assembly (4) is arranged above the conveyor (2), the raking assembly (4) comprises a raking roller (41) for raking wet materials, and two ends of the raking roller (41) are provided with roller shafts (45); the adjusting assembly (3) is arranged on the supporting frame (21), the adjusting assembly (3) comprises a moving unit for adjusting the position of the raking roller (41), the moving unit comprises a first adjusting frame (31) fixedly arranged on the side surface of the supporting frame (21), and a first sliding seat (34) in transmission connection through a screw rod (32) is slidably arranged in the first adjusting frame (31); The sliding unit is arranged on the side surface of the supporting frame (21), and comprises a second adjusting frame (36) fixedly arranged on the side surface of the supporting frame (21), and the second adjusting frame (36) is connected with a second sliding seat (37) in a sliding manner through two groups of guide rods (361); The reciprocating assembly (5) is fixedly arranged on the sliding seat II (37), the reciprocating assembly (5) comprises a third corner plate (51), the third corner plate (51) is connected with the sliding seat II (37) through a connecting rod, and a driving part for driving the raking roller (41) to horizontally rak wet materials is arranged on the third corner plate (51).
  2. 2. The raking device of the dryer of claim 1, wherein the second adjusting frame (36) is provided with a strip groove for providing a sliding space for the connecting rod, the third angle plate (51) comprises a driving piece (53) fixedly arranged on the third angle plate (51), the output end of the driving piece (53) is provided with a first gear (54), a first worm wheel (55) is sleeved on a first central shaft of the first gear (54) in a meshing manner, the worm wheel adopts a radial partial worm design, one end of the roller shaft (45) penetrates through the second adjusting frame (36), a fixed worm (58) is connected through a flat key, and the initial meshing position of the worm (58) is just matched with a worm block of the first worm wheel (55) to form tooth profile; The symmetrical position of the angle plate III (51) is provided with a gear II (56) connected through a bearing II of a central shaft, the gear I (54) is in an external meshing state, a worm wheel II (57) fixed at the tail end of the central shaft adopts a radial partial worm block structure, an extending part (52) extending out of the bottom of the angle plate III (51), a shaft section of a worm (58) close to a driving end penetrates through a through hole of the extending part (52), and a pin block fixed on the outer circumference of the worm penetrates into a pin groove on the side wall of the extending part (52).
  3. 3. A material skimming device of a dryer according to claim 2, wherein the moving unit further comprises a first adjusting frame (31) mounted on a group of supporting frames (21), the first adjusting frame (31) is provided with an open cavity, the screw rod (32) is connected in the open cavity in a bearing way, the second adjusting frame (36) is provided with an open groove opposite to the open cavity, a first angle plate (35) is fixedly mounted on the side surface of the first sliding seat (34), a first supporting piece (351) is fixedly mounted on the bottom surface of the first angle plate (35), a second angle plate (38) is mounted on the side surface of the second sliding seat (37), and a second supporting piece (381) is fixedly mounted on the bottom surface of the second angle plate (38).
  4. 4. A material skimming device of a dryer according to claim 3, wherein the material skimming component (4) penetrates and slides between the second supporting piece (381) and the first supporting piece (351), the material skimming roller (41) penetrates and moves between the second supporting piece (381) and the first supporting piece (351) through roller shafts (45) at two ends, one end of each roller shaft (45) is fixedly provided with an anti-falling part, and springs are connected between the anti-falling parts at two ends and the second supporting piece (381) and the first supporting piece (351) respectively.
  5. 5. A material skimming device of a dryer according to claim 4, wherein a plurality of groups of tooth skimming portions are arranged on the material skimming roller (41) along the radial direction of the material skimming roller, each group of tooth skimming portions comprises a sliding insert (42) welded and fixed on the surface of the material skimming roller (41), material skimming teeth (44) are inserted into the sliding insert (42), a fastening piece (43) is connected onto the sliding insert (42), and the fastening piece (43) penetrates through the sliding insert (42) to be in threaded connection with the material skimming teeth (44).
  6. 6. A skimming device of a dryer according to claim 5, characterized in that the skimming tooth (44) has an initial distance from the surface of the conveyor (2).
  7. 7. A skimming device of a dryer according to claim 1, wherein one end of the screw rod (32) penetrates through the first adjusting frame (31) and is fixedly provided with a crank (33).

Description

Material device is taken off to desiccator Technical Field The utility model relates to the technical field of dryers, in particular to a material skimming device of a dryer. Background The belt dryer is a typical representative of continuous drying equipment, and is widely applied to industries such as chemical industry, food, medicine and the like by virtue of the characteristics of high efficiency and stability. The device takes an annular conveyer belt as a material carrier, and realizes dehydration and drying by hot air circulation or other heating modes. The raking device is used as a key execution part for dynamically processing materials in the dryer, and plays a role in breaking material agglomeration and promoting heat and mass exchange. The existing material raking device of the dryer adopts a transmission structure that a driving piece is linked with a shaft lever to rotate, the shaft lever drives a raking plate arranged on a connecting frame to synchronously rotate, and wet materials on a conveyor belt of the dryer are raked and scattered. The raking plate of the device is generally provided with raking teeth with fixed angles and fixed intervals, and the raking plate can only carry out unidirectional pushing operation on materials along the running direction of the conveying belt during operation; In actual production, partial accumulation phenomenon is easy to occur on the conveyor belt due to uneven material feeding or self-viscosity difference. When the fixed scraping teeth contact the stacking areas, the materials can be spread out to two sides only by means of mechanical thrust, and the stacked materials cannot be effectively scattered and stirred. The material in the accumulation area is difficult to fully contact with hot air, the drying time is prolonged, the energy consumption is increased, and the quality problems of scorching, caking and the like of the material can be caused by uneven local heating. Therefore, a material skimming device of a dryer needs to be designed. It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art. Disclosure of utility model The embodiment of the utility model provides a raking device of a dryer, which aims to solve the problems that in actual production, a conveyer belt is easy to accumulate due to uneven material feeding, fixed raking teeth are difficult to scatter, drying is low in efficiency, energy consumption is high and quality is influenced. The embodiment of the utility model adopts the following technical scheme that a material skimming device of a dryer is adopted. The wet material raking device mainly comprises a conveyor, a raking assembly, an adjusting assembly and a reciprocating assembly, wherein the conveyor is provided with two groups of supporting frames, the raking assembly is arranged above the conveyor and comprises a raking roller for raking wet materials, two ends of the raking roller are provided with roller shafts, the adjusting assembly is arranged on the supporting frames and comprises a moving unit for adjusting the position of the raking roller, the moving unit comprises a first adjusting frame fixedly arranged on the side face of the supporting frames, a first sliding seat connected with the first sliding frame in a sliding mode through a screw rod transmission is arranged in the first adjusting frame, the sliding unit is arranged on the side face of the supporting frames and comprises a second adjusting frame fixedly arranged on the side face of the supporting frames, the second adjusting frame is connected with the second sliding seat in a sliding mode through two groups of guide rods, the reciprocating assembly is fixedly arranged on the second sliding seat, the third sliding assembly comprises a third angle plate, and a driving part for driving the third angle plate to horizontally raking wet materials is arranged on the third angle plate. Further, a long strip groove for providing a sliding space for the connecting rod is formed in the second adjusting frame, the angle plate triangle comprises a driving piece fixedly arranged on the angle plate triangle, a first gear is arranged at the output end of the driving piece, a first worm wheel is sleeved on a first central shaft of the first gear in a fit manner, the worm wheel adopts a radial local worm block design, one end of a roller shaft penetrates through the second adjusting frame and then is connected with a fixed worm through a flat key, and the initial meshing position of the worm is just matched with a worm block of the first worm wheel to form a tooth profile; the symmetrical position of the third corner plate is provided with a second gear connected through a second bearing of a central shaft, the second gear is in an external meshing state, the second worm wheel fixed at the tail end of the ce