CN211204830U

CN211204830U - Air flow drier

Info

Publication number: CN211204830U
Application number: CN201922399249.5U
Authority: CN
Inventors: 凌杰; 施玉成
Original assignee: Changzhou Xinshun Drying Engineering Co ltd
Current assignee: Changzhou Xinshun Drying Engineering Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-07
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses an air flow dryer, including air-blower, heater, host computer agitating unit, spiral feeder, air flow drying pipe, whirl drier, cyclone, sack cleaner, water film deduster and draught fan, host computer agitating unit includes teeter chamber, rotation axis, blade and motor, blade fixed connection is in the rotation axis both sides, the fixed cutting knife that is provided with of teeter chamber inner wall, the teeter chamber bottom end switch-on has the return bend, return bend and motor fixed connection are run through to the rotation axis bottom. The utility model discloses utilize the crisscross setting of big bore pipe and small bore of air drying pipe, cause the abrupt change of material speed and direction of motion, hot air current and wet material intensive mixing in this process relapse in proper order, and drying effect is better to through the inside further drying of air drying pipe drying back material entering cyclone drier, simple structure, convenient to use, drying effect is good.

Description

Air flow drier

Technical Field

The utility model relates to a drying equipment technical field, in particular to air current drying machine.

Background

Pneumatic drying is a method in which a particulate solid material is dispersed and suspended in a high-velocity stream of hot air and dried by pneumatic conveyance. The heated air flows rapidly in the drying pipeline, the wet material is dispersed by the high-speed airflow after entering the drying pipeline and is fully mixed, and the high-speed airflow drives the wet material to move towards the opening of the drying pipeline. The airflow drying is suitable for processing heat-sensitive, easily oxidized and easily burnt fine-grained materials. The straight pipe air flow dryer system in the prior art is simple in structure, long in drying time, low in efficiency, incomplete in drying and free of impurity removal and purification functions.

Therefore, it is necessary to invent a pneumatic dryer to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air flow dryer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an airflow dryer comprises an air blower, a heater, a host stirring device, a spiral feeder, an airflow drying pipe, a cyclone dryer, a cyclone separator, a bag-type dust collector, a water film dust collector and a draught fan, wherein the host stirring device comprises a stirring chamber, a rotating shaft, a blade and a motor, the blade is fixedly connected to two sides of the rotating shaft, a cutting knife is fixedly arranged on the inner wall of the stirring chamber, a bent pipe is communicated with the bottom end of the stirring chamber, the bent pipe is penetrated through the bottom end of the rotating shaft and fixedly connected with the motor, the other end of the bent pipe is communicated with the heater, a vertical pipe is communicated with the top end of the host stirring device, the airflow drying pipe is communicated with the top end of the vertical pipe, the spiral feeder is communicated with the vertical pipe, the airflow drying pipe comprises a plurality of large-diameter pipes, a plurality of small-diameter pipes, a guide pipe is arranged in the cyclone dryer, the end part of the guide pipe is arranged at the bottom end of the cyclone dryer, the other end of the guide pipe is communicated with a hopper, the bottom end of the hopper is communicated with the cyclone separator, the top end of the hopper is communicated with a bag-type dust collector through a dust guide pipe, and the bag-type dust collector is communicated with a water film dust collector through a dust guide pipe;

the bottom of the bag-type dust collector is a cavity, a spiral discharger is arranged at the bottom of the cavity, sliding grooves are welded and fixed on two side walls of the top end of the cavity, strip-shaped notches are formed in the side walls of the cavity at the end parts of the sliding grooves, and sealing doors are hinged and fixed inside the strip-shaped notches.

Preferably, the heater is composed of a steam radiator and an electric heater.

Preferably, the bag-type dust collector further comprises a baffle, wherein grooves are formed in two sides of the baffle and are matched with the sliding grooves.

Preferably, the water film dust remover is externally connected with an exhaust funnel.

The utility model discloses a technological effect and advantage:

1. the utility model has simple structure, convenient use, good drying effect and high material purity, the large-caliber pipe and the small-caliber pipe of the airflow drying pipe are arranged in a staggered way to cause abrupt change of material speed and movement direction, in the process, hot airflow and wet materials are fully mixed and are sequentially repeated, the drying effect is good, the materials are dried by the airflow drying pipe and then enter the cyclone drier for further drying, the dried materials and dust enter the hopper together, the materials with large quality fall down and fall into the cyclone separator, the materials and dust are separated by the cyclone separator, the materials and dust with small quality enter the bag-type dust collector through the dust guide pipe, the movement speed and direction of the materials and dust are changed in the bag-type dust collector, the materials fall at the bottom end of the cavity and are discharged through the spiral discharger, the dust moves upwards along with the airflow and is collected by the bag, the finer dust enters a water film dust remover, is adsorbed and purified again, and finally, the clean air is discharged from an exhaust funnel;

2. the utility model discloses a be provided with the baffle, when changing sack in the sack cleaner, open the sealing door, insert the baffle along the spout, can make the dust of changing the in-process drop on the baffle surface, can avoid the dust to drop inside the cavity to can avoid polluting the material.

Drawings

Fig. 1 is a schematic view of the overall front view section of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of a portion B of fig. 1 according to the present invention.

Fig. 4 is a schematic front sectional view of the baffle of the present invention.

In the figure: 1 air-blower, 2 heaters, 3 host computer agitating unit, 4 spiral feeders, 5 air current drying tube, 6 whirl desicators, 7 cyclone, 8 sack cleaner, 9 water film dust remover, 10 draught fan, 11 teeter chamber, 12 rotation axes, 13 blades, 14 cutting knife, 15 return bends, 16 standpipe, 17 large-diameter tube, 18 small-diameter tube, 19U type tube, 20 pipe, 21 hopper, 22 cavity, 23 spiral discharger, 24 spout, 25 bar notch, 26 baffles.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an air flow dryer as shown in figures 1-4, which comprises an air blower 1, a heater 2, a main machine stirring device 3, a spiral feeder 4, an air flow drying tube 5, a cyclone dryer 6, a cyclone separator 7, a bag-type dust collector 8, a water film dust collector 9 and a draught fan 10, wherein the main machine stirring device 3 comprises a stirring chamber 11, a rotating shaft 12, a blade 13 and a motor, the blade 13 is fixedly connected with two sides of the rotating shaft 12, a cutting knife 14 is fixedly arranged on the inner wall of the stirring chamber 11, a bent tube 15 is communicated with the bottom end of the stirring chamber 11, the bottom end of the rotating shaft 12 penetrates through the bent tube 15 and is fixedly connected with the motor, the other end of the bent tube 15 is communicated with the heater 2, a vertical tube 16 is communicated with the top end of the main machine stirring device 3, the air flow drying tube 5 is communicated with the, the pneumatic drying tube 5 is composed of a plurality of large-caliber tubes 17, a plurality of small-caliber tubes 18 and a U-shaped tube 19, the end part of the pneumatic drying tube 5 is communicated with the top end of a cyclone dryer 6, a guide tube 20 is placed inside the cyclone dryer 6, the end part of the guide tube 20 is arranged at the bottom end of the cyclone dryer 6, the other end of the guide tube 20 is communicated with a hopper 21, the bottom end of the hopper 21 is communicated with a cyclone separator 7, the top end of the hopper 21 is communicated with a bag-type dust collector 8 through a dust guide tube, and the bag-type dust collector 8 is communicated with a water film dust collector 9 through a dust guide tube;

8 bottoms of sack cleaner are cavity 22, and the bottom has spiral discharger 23, the equal welded fastening in cavity 22 top both sides wall has spout 24, is located bar notch 25 has been seted up to the cavity 22 lateral wall of 24 tip of spout, bar notch 25 is inside articulated to be fixed with sealing door.

Further, in the above technical solution, in order to improve the heating effect of the air, the heater 2 is composed of a steam radiator and an electric heater 2;

further, in the above technical scheme, in order to prevent dust from falling into the cavity 22 when the cloth bag is replaced, the baffle 26 is arranged in the bag-type dust remover 8, grooves are arranged on two sides of the baffle 26, the grooves are matched with the sliding grooves 24, and when the bag-type dust remover 8 is used, the baffle 26 is drawn out and placed on one side for standby;

further, in the above technical solution, the water dust scrubber 9 is externally connected with an exhaust funnel.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, a heater 2 can heat natural air to a certain temperature, the hot air has high heat under the blowing of an air blower 1, hot air can be formed, the hot air has high flow speed, wet materials are added into a vertical pipe 16 through a spiral feeder 4 and fall into a stirring chamber 11, a rotating shaft 12 rotates to drive a blade 13 to cut and scatter the materials, the hot air drives the materials to enter an airflow drying pipe 5, the large-diameter pipe 17 and the small-diameter pipe 17 of the airflow drying pipe 5 are arranged in a staggered mode, the material speed and the movement direction are suddenly changed, the hot air and the wet materials are fully mixed in the process and are repeated in sequence, the drying effect is good, the materials dried by the airflow drying pipe 5 enter a cyclone dryer 6 for further drying, the dried materials and dust enter a hopper 21, the materials with large mass fall into a cyclone separator 7, materials and dust are separated by the cyclone separator 7, the materials and dust with small mass enter the bag-type dust collector 8 through the dust guide pipe, the moving speed and direction of the materials and the dust are changed by the cavity 22 in the bag-type dust collector 8, the materials fall at the bottom end of the cavity 22 and are discharged by the spiral discharging device 23, the dust moves upwards along with the air flow and is collected by the bag, the finer dust enters the water film dust collector 9 and is adsorbed and purified again, and finally clean air is discharged from the exhaust funnel;

referring to the attached drawings 3-4 of the specification, by arranging the baffle 26, when the cloth bag in the cloth bag dust collector 8 is replaced, the sealing door is opened, the baffle 26 is inserted into the chute 24, dust in the replacement process can fall on the surface of the baffle 26, and the dust can be prevented from falling inside the cavity 22, so that material pollution can be avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An air flow dryer characterized in that: comprises an air blower (1), a heater (2), a host stirring device (3), a spiral feeder (4), an air flow drying pipe (5), a cyclone drier (6), a cyclone separator (7), a bag-type dust collector (8), a water film dust collector (9) and a draught fan (10), wherein the host stirring device (3) comprises a stirring chamber (11), a rotating shaft (12), blades (13) and a motor, the blades (13) are fixedly connected on two sides of the rotating shaft (12), a cutting knife (14) is fixedly arranged on the inner wall of the stirring chamber (11), a bent pipe (15) is communicated with the bottom end of the stirring chamber (11), the bent pipe (15) is penetrated through the bottom end of the rotating shaft (12) and fixedly connected with the motor, the other end of the bent pipe (15) is communicated with the heater (2), a vertical pipe (16) is communicated with the top end of the host stirring device (3), and the air flow drying pipe (5) is communicated, the spiral feeder (4) is communicated with a vertical pipe (16), the airflow drying pipe (5) is composed of a plurality of large-caliber pipes (17), a plurality of small-caliber pipes (18) and a U-shaped pipe (19), the end part of the airflow drying pipe (5) is communicated with the top end of the cyclone dryer (6), a guide pipe (20) is placed inside the cyclone dryer (6), the end part of the guide pipe (20) is arranged at the bottom end of the cyclone dryer (6), the other end of the guide pipe (20) is communicated with a hopper (21), the bottom end of the hopper (21) is communicated with a cyclone separator (7), the top end of the hopper (21) is communicated with a bag-type dust collector (8) through a dust guide pipe, and the bag-type dust collector (8) is communicated with a water film dust collector (9) through a dust guide pipe;

sack cleaner (8) bottom is cavity (22), and the bottom has spiral discharger (23), the equal welded fastening in cavity (22) top both sides wall has spout (24), is located bar notch (25) have been seted up to cavity (22) lateral wall of spout (24) tip, bar notch (25) inside articulated being fixed with sealing door.

2. A pneumatic dryer as claimed in claim 1, wherein: the heater (2) is composed of a steam radiator and an electric heater (2).

3. A pneumatic dryer as claimed in claim 1, wherein: the bag-type dust collector (8) further comprises a baffle (26), grooves are formed in two sides of the baffle (26), and the grooves are matched with the sliding grooves (24).

4. A pneumatic dryer as claimed in claim 1, wherein: the water film dust remover (9) is externally connected with an exhaust funnel.