CN211575690U

CN211575690U - Continuous type drying device is used in production of graininess chemicals

Info

Publication number: CN211575690U
Application number: CN201921737198.6U
Authority: CN
Inventors: 陈伟招
Original assignee: Individual
Current assignee: Shenyang Hongqi Pharmaceutical Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-09-25
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a chemical industry drying device technical field specifically is a graininess chemicals production is with continuous type drying device, including the fluidized drying machine, the fluidized drying machine is equipped with the charging means, and charging means bottom fixed connection bank of screens is equipped with first bearing on the bank of screens, first bearing transition fit (mixing) shaft, and the charging means outer wall is equipped with agitator motor, and agitator motor drives the drive shaft rotation, and the charging means is equipped with mechanical seal, and drive shaft key-type connection worm, meshing worm wheel, worm wheel key-type connection (mixing) shaft, (mixing) shaft fixed connection pipe, the pipe welding has the stirring leaf. The beneficial effects are that: the utility model discloses a worm gear drive moves the (mixing) shaft rotation, carries out the intensive mixing to the material on the bank of screens, avoids the material to pile up, improves material drying efficiency, and the (mixing) shaft is rotatory steady reliable to restraint jointly through first bearing and second bearing, hinder the (mixing) shaft and take place resonance, the (mixing) shaft is rotatory more smooth.

Description

Continuous type drying device is used in production of graininess chemicals

Technical Field

The utility model relates to a chemical industry drying device technical field specifically is a graininess chemicals production is with continuous type drying device.

Background

In addition, when the moisture of the powder material is absorbed in the storage process and the moisture of the raw material exceeds the application requirement of the product, the powder material also needs to be dried to meet the use requirement. A continuous drying device for producing common granular chemicals is provided with a boiling dryer.

The fluidized dryer, also called fluidized bed, is generally composed of a heater, a fluidized bed main machine, a cyclone separator, a bag-type dust collector, an induced draft fan and an operation table. According to different properties of materials, a cyclone separator or a bag-type dust collector can be selected and matched as required. The boiling dryer is characterized in that after air is heated by a heat exchanger, hot air is formed and distributed by a valve plate to enter a main machine, wet materials enter the dryer from a feeder, and due to the action of the air pressure, the materials are in a boiling state in the dryer and are in wide contact with the hot air, so that the drying of the materials is completed in a short time.

In the prior art, a feeder of a boiling dryer can generate some materials which can not be boiled due to material accumulation in the drying process, so that the materials are not heated sufficiently, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a graininess is continuous type drying device for chemical production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a graininess chemicals production is with continuous type drying device, includes the fluidized drying machine, the fluidized drying machine is equipped with the charging means, charging means bottom fixed connection bank of screens, be equipped with first bearing on the bank of screens, first bearing transition fit (mixing) shaft, the welding of charging means outer wall have the motor cabinet, be equipped with agitator motor on the motor cabinet, agitator motor's output shaft passes through shaft coupling fixed connection drive shaft, the charging means is equipped with mechanical seal, mechanical seal's axle sleeve clearance fit drive shaft, the drive shaft stretches into the charging means back key-type connection worm, worm meshing worm wheel, worm wheel key-type connection (mixing) shaft, the (mixing) shaft passes through holding screw fixed connection pipe, the pipe welding has the stirring leaf.

Preferably, the support is fixedly connected with the inner wall of the feeder, the support is provided with three and three horizontal ring-shaped arrangements, the support is fixedly connected with the outer ring of the second bearing, the second bearing is in transition fit with the extension shaft, and the extension shaft is fixedly connected with the worm.

Preferably, the sieve frame is provided with sieve pores, the vertical sections of the sieve pores are conical holes with small upper parts and large lower parts, and the angle of each conical hole is thirty degrees.

Preferably, the mechanical seal is a rotary type inside-in flow unbalanced single-end face seal or a static type outside-in flow balanced single-end face seal.

Preferably, the stirring blades are inclined blades and are at least two, and the blade surfaces of the stirring blades form an included angle of thirty degrees with the horizontal plane.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a worm gear drive moves the (mixing) shaft rotation, carries out the intensive mixing to the material on the bank of screens, avoids the material to pile up, improves material drying efficiency, and the (mixing) shaft is rotatory steady reliable to through the common restraint of first bearing and second bearing, realize that both ends are fixed, hinder the (mixing) shaft resonance, the (mixing) shaft rotation is more smooth;

2. the driving shaft avoids hot air leakage in the feeder by means of mechanical seal, thereby not only reducing energy waste and avoiding scalding safety accidents, but also avoiding the driving shaft from jumping because the mechanical seal can be used as a support of the driving shaft.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the feeder of the present invention.

In the figure: the device comprises a boiling dryer 1, a feeder 2, a sieve frame 3, a first bearing 4, a stirring shaft 5, a motor seat 6, a stirring motor 7, a driving shaft 8, a mechanical seal 9, a worm gear 10, a worm 11, a scraper 12, a circular tube 13, a stirring blade 14, a support 15 and a second bearing 16.

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.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a graininess chemical production is with continuous type drying device, includes fluidized bed dryer 1, fluidized bed dryer 1 is equipped with charging means 2, and the welding of 2 outer walls of charging means has the dummy car, through the transfer of dummy car, conveniently adjusts the charging means 2 well the upper and lower barrel of fluidized bed dryer 1 well. The lower barrel is used for connecting hot air, and the hot air heats the materials in the feeder 2 from bottom to top. The inner wall of the bottom of the feeder 2 is fixedly connected with a sieve frame 3, and the sieve frame 3 is used for placing materials. Be equipped with the sieve mesh on the bank of screens 3, the sieve mesh is concentric circles formula evenly distributed, and the vertical cross-section of sieve mesh is big end down's conical surface hole, and the angle in this conical surface hole is thirty degrees, and the bank of screens 3 that have big end down's conical surface hole is difficult to the jam material, reduces 3 cleaning frequency of bank of screens.

The bearing frame is connected to the center bolt of bank of screens 3, this bearing frame and the first bearing of bearing transition fit 4, first bearing 4 transition fit (mixing) shaft 5, 2 outer wall welding of charging means have motor cabinet 6, motor cabinet 6 and agitator motor 7's casing bolted connection, agitator motor 7's output shaft passes through shaft coupling fixed connection drive shaft 8, charging means 2 is equipped with mechanical seal 9, mechanical seal 9 adopts the built-in interior flow unbalanced type single end face seal of rotation type, for the dynamic seal structure that chemical industry field is commonly used, its structure and mounting means are the well-known technique. Mechanical seal 9's axle sleeve clearance fit drive shaft 8, drive shaft 8 stretch into 2 back key-type connection worms 11 of charging means, worm 11 meshing worm wheel 10, worm wheel 10 key-type connection (mixing) shaft 5, 2 inner wall fixed connection supports 15 of charging means, support 15 are equipped with the three that is horizontal annular range, three support 15 all with the outer lane fixed connection of second bearing 16, the 16 transition fit (mixing) shaft 5 of second bearing.

After the stirring motor 7 is started, according to the worm gear transmission principle, the driving shaft 8 drives the stirring shaft 5 to rotate in a mode that the worm 11 drives the worm wheel 10, so that materials on the sieve frame 3 are stirred, the materials are prevented from being accumulated, the drying efficiency of the materials is improved, the rotating process of the worm 11 driving worm wheel 10 is stable and reliable, and the noise is low. The driving shaft 8 avoids hot air leakage in the feeder 2 by means of the mechanical seal 9, thereby not only reducing energy waste and avoiding scalding safety accidents, but also avoiding the driving shaft 8 from jumping because the mechanical seal 9 can be used as a support of the driving shaft 8. The stirring shaft 5 is restrained jointly through the first bearing 4 and the second bearing 16, so that the two ends are fixed, the stirring shaft 5 is prevented from resonating, and the rotation of the stirring shaft 5 is smoother.

The stirring shaft 5 is fixedly connected with a circular pipe 13 through a set screw, stirring blades 14 are welded on the circular pipe 13, the stirring blades 14 are inclined blades and are two, and an included angle of thirty degrees is formed between the blade surface of each stirring blade 14 and the horizontal plane. Stirring leaf 14 fixed connection scraper 12, the scraper is used for clearing up the material of 2 inner wall adhesions of charging means, avoids the material to take place to pile up, very big improvement drying efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a graininess chemical production is with continuous type drying device, includes boiling dryer (1), boiling dryer (1) is equipped with charging means (2), its characterized in that: the bottom of the feeder (2) is fixedly connected with a sieve frame (3), a first bearing (4) is arranged on the sieve frame (3), the first bearing (4) is in transition fit with the stirring shaft (5), the outer wall of the feeder (2) is welded with a motor base (6), a stirring motor (7) is arranged on the motor base (6), an output shaft of the stirring motor (7) is fixedly connected with a driving shaft (8) through a coupling, the feeder (2) is provided with a mechanical seal (9), the shaft sleeve of the mechanical seal (9) is in clearance fit with the driving shaft (8), the driving shaft (8) extends into the feeder (2) and is connected with the worm (11) through the rear key, the worm (11) is meshed with a worm wheel (10), the worm wheel (10) is in key connection with the stirring shaft (5), the stirring shaft (5) is fixedly connected with a circular tube (13) through a set screw, and stirring blades (14) are welded on the circular tube (13).

2. The continuous drying device for the production of granular chemicals according to claim 1, wherein: feeder (2) inner wall fixed connection support (15), support (15) are equipped with and are the three of horizontal annular range, and are three support (15) all with the outer lane fixed connection of second bearing (16), second bearing (16) transition fit (mixing) shaft (5).

3. The continuous drying device for the production of granular chemicals according to claim 1, wherein: be equipped with the sieve mesh on bank of screens (3), the vertical cross-section of sieve mesh is big end down's conical surface hole, and the angle in this conical surface hole is thirty degrees.

4. The continuous drying device for the production of granular chemicals according to claim 1, wherein: the mechanical seal (9) adopts a rotary type internally-arranged internal flow unbalanced single-end-face seal or a static type externally-arranged internal flow balanced single-end-face seal.

5. The continuous drying device for the production of granular chemicals according to claim 1, wherein: stirring leaf (14) are equipped with scraper (12), scraper (12) and charging means (2) inner wall looks butt, and stirring leaf (14) are oblique blade and are equipped with two at least, and the blade face and the horizontal plane of stirring leaf (14) are thirty degrees contained angles.