CN223925300U - Efficient drying system for preparing active zinc oxide - Google Patents

Abstract

The utility model discloses a high-efficiency drying system for preparing active zinc oxide, which comprises a drying cylinder, wherein a plurality of supporting columns are uniformly arranged on the lower surface of the drying cylinder, a feeding pipe is arranged on the upper surface of the drying cylinder, a discharging pipe is arranged on the lower surface of the drying cylinder, a valve is arranged on the discharging pipe, a heater is arranged in the cylinder body of the drying cylinder, a plurality of circulating pipes are uniformly arranged on the peripheral side surface of the drying cylinder, and the upper end and the lower end of each circulating pipe are respectively communicated with the upper side and the lower side of the inside of the drying cylinder. The active zinc oxide at the bottom in the drying cylinder can be conveyed to the inner top of the drying cylinder through the plurality of circulating pipes and the conveying pump arranged on the drying cylinder, so that the active zinc oxide in the drying cylinder is prevented from being deposited and is static at the bottom, the active zinc oxide in the drying cylinder can be continuously circulated from the bottom to the top while being dried under the heating of the heater, the active zinc oxide at the bottom participates in dynamic drying, the drying is more uniform, and the integral drying efficiency of the active zinc oxide is greatly improved.

Description

Efficient drying system for preparing active zinc oxide

Technical Field

The utility model relates to the technical field of zinc oxide production, in particular to a high-efficiency drying system for preparing active zinc oxide.

Background

Active zinc oxide is an important inorganic material and has wide application in the fields of rubber, paint, ceramic and the like. In the preparation of active zinc oxide particles or powders, it is necessary to dry them. The existing drying mode is to dry the active zinc oxide in a static state in a drying device or dry the active zinc oxide more uniformly by simple stirring, but the active zinc oxide deposition at the bottom can not participate in stirring due to the dead angle of stirring in the stirring process, so that the overall drying efficiency is reduced. To this end, we propose a high-efficiency drying system for the preparation of active zinc oxide.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides a high-efficiency drying system for preparing active zinc oxide, which can prevent the active zinc oxide from depositing and standing at the bottom, so that the active zinc oxide in a drying cylinder can be continuously circulated from the bottom to the top while being dried under the heating of a heater, the drying is more uniform, the overall drying efficiency of the active zinc oxide is greatly improved, and the problems in the background art can be effectively solved.

The efficient drying system for preparing the active zinc oxide comprises a drying cylinder, wherein a plurality of support columns are uniformly arranged on the lower surface of the drying cylinder, a feed pipe is arranged on the upper surface of the drying cylinder, a discharge pipe is arranged on the lower surface of the drying cylinder, a valve is arranged on the discharge pipe, a heater is arranged in a cylinder body of the drying cylinder, a plurality of circulating pipes are uniformly arranged on the outer peripheral side surface of the drying cylinder, the upper end and the lower end of each circulating pipe are respectively communicated with the upper side and the lower side of the inside of the drying cylinder, and a conveying pump is arranged on each circulating pipe.

As a preferable technical scheme of the utility model, the middle vertical section of the circulating pipe comprises a static mixing pipe, and a static mixer is arranged in the static mixing pipe.

As a preferable technical scheme of the utility model, a stirring motor is arranged at the center of the upper surface of the drying cylinder, an output shaft of the stirring motor penetrates into the drying cylinder and is connected with the stirring shaft through a coupler, and a plurality of stirring blades are uniformly arranged on the peripheral side surface of the stirring shaft.

As a preferable technical scheme of the utility model, an elastic scraping plate is fixedly arranged at the end part of the stirring blade, and the end part of the elastic scraping plate is contacted with the inner wall of the drying cylinder.

As a preferable technical scheme of the utility model, a plurality of stirring blades positioned on different vertical lines outside the stirring shaft are staggered in height.

As a preferable technical scheme of the utility model, the upper side surface and the lower side surface of the stirring blade are provided with a plurality of turbulence blocks.

As a preferable technical scheme of the utility model, the upper surface of the drying cylinder is provided with a moisture discharging pipe, and a moisture discharging fan is arranged in the moisture discharging pipe.

Compared with the prior art, the utility model has the beneficial effects that the active zinc oxide at the bottom in the drying cylinder can be conveyed to the top in the drying cylinder through the plurality of circulating pipes and the conveying pumps arranged on the drying cylinder, so that the deposition of the active zinc oxide at the bottom is avoided, the active zinc oxide in the drying cylinder can be continuously circulated from the bottom to the top while being dried under the heating of the heater, the active zinc oxide at the bottom participates in dynamic drying, the drying is more uniform, and the integral drying efficiency of the active zinc oxide is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

Fig. 3 is a schematic view of a partial structure of the present utility model.

In the figure, a drying cylinder 1, a supporting column 2, a feeding pipe 3, a discharging pipe 4, a valve 5, a circulating pipe 6, a conveying pump 7, a static mixing pipe 8, a static mixer 9, a stirring motor 10, a stirring shaft 11, stirring blades 12, a turbulent flow block 13, an elastic scraping plate 14 and a moisture removing pipe 15 are arranged.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model provides a technical scheme that a high-efficiency drying system for preparing active zinc oxide comprises a drying cylinder 1, wherein the lower part of the drying cylinder 1 is conical, a discharging pipe 4 is arranged on the lower surface of the drying cylinder 1, discharging is convenient, a valve 5 is arranged on the discharging pipe 4, and the valve 5 can be a common manual valve or a common electric valve and is used for controlling the opening and closing of the discharging pipe 4.

The lower surface of the drying cylinder 1 is uniformly provided with a plurality of support columns 2 for supporting the drying cylinder 1 so as to be convenient for discharging through a discharging pipe 4 at the lower part of the drying cylinder 1, the upper surface of the drying cylinder 1 is provided with a feeding pipe 3, and active zinc oxide is put into the drying cylinder 1 through the feeding pipe 3. The inside heater that is provided with of barrel of drying cylinder 1, heater optional is common electric heater or steam heater etc., the periphery side surface of drying cylinder 1 evenly is provided with a plurality of circulating pipe 6, the upper and lower both ends of circulating pipe 6 communicate with the inside upper and lower both sides of drying cylinder 1 respectively, install delivery pump 7 on the circulating pipe 6, delivery pump 7 is preferably ARO high-efficient light powder delivery pump or Graco powder delivery pump or pneumatic diaphragm pump etc. that is common, can carry the active zinc oxide of drying cylinder 1 inner bottom to drying cylinder 1 inner top through a plurality of circulating pipe 6 and delivery pump 7 that set up on drying cylinder 1, thereby avoid active zinc oxide deposit to rest in the bottom, active zinc oxide in the drying cylinder 1 can constantly circulate to the top from the bottom when making the heating of heater dry, the active zinc oxide of bottom participates in dynamic drying, the drying is more even, the whole drying efficiency of active zinc oxide has been improved greatly.

According to the preferable technical scheme, the middle vertical section of the circulating pipe 6 comprises a static mixing pipe 8, a static mixer 9 is arranged in the static mixing pipe 8, and when active zinc oxide passes through the static mixing pipe 8 section of the circulating pipe 6 under the drive of the conveying pump 7, the active zinc oxide and the unheated active zinc oxide are mixed and dispersed through the static mixer 9, so that the heated active zinc oxide and the unheated active zinc oxide are mixed more uniformly, the heat conduction between the heated active zinc oxide and the unheated active zinc oxide is more frequent, and the overall drying efficiency of the active zinc oxide is improved.

According to the preferred technical scheme, the stirring motor 10 is arranged at the center of the upper surface of the drying cylinder 1, an output shaft of the stirring motor 10 penetrates into the drying cylinder 1 and is connected with the stirring shaft 11 through a coupler, a plurality of stirring blades 12 are uniformly arranged on the outer peripheral side surface of the stirring shaft 11, the stirring motor 10 drives the stirring blades 12 to stir active zinc oxide through the stirring shaft 11, so that the zinc oxide is dried more uniformly, and the drying efficiency of the device is improved.

Further preferable technical scheme, the tip fixed of stirring leaf 12 is provided with elastic scraping plate 14, and the tip of elastic scraping plate 14 contacts with the inner wall of dry section of thick bamboo 1, and stirring leaf 12 drives elastic scraping plate 14 when stirring active zinc oxide and strikes off the inner wall of dry section of thick bamboo 1, can get off the active zinc oxide clearance of adhesion on dry section of thick bamboo 1 inner wall, avoids it to influence the heating effect of the inside heater of barrel, has ensured the drying effect of active zinc oxide simultaneously, has promoted product quality.

Furthermore, the plurality of stirring blades 12 positioned on different vertical lines outside the stirring shaft 11 are staggered in height, so that the turbulence of active zinc oxide can be greatly increased, the laminar flow can be reduced, the drying efficiency can be further improved, the hanging-out range of the elastic scraping plate 14 can cover the inner wall of the whole drying cylinder 1, and the hanging-out effect is better.

Optionally, the upper and lower both sides surface of stirring leaf 12 all is provided with a plurality of turbulence piece 13 that stagger each other, can assist the turbulent flow in the stirring active zinc oxide process.

The preferred technical scheme, the upper surface of dry section of thick bamboo 1 is provided with wet pipe 15, installs the wet fan of arranging in the wet pipe 15, and wet fan, delivery pump 7, agitator motor 10 and heater etc. all are connected with outside control switch electricity and have external power supply, and wet fan is discharged outside through wet pipe 15 with the moisture such as the steam that dry active zinc oxide in-process produced in the dry section of thick bamboo 1, can further improve active zinc oxide's whole drying efficiency.

The transfer pump 7, the stirring motor 10, the moisture removing fan, the heater and the like used in the present application are all commonly used electronic components in the prior art, and the specific structure, the working principle, the circuit connection and the like are all known techniques, and are not described in detail herein.

The non-disclosed parts of the utility model are all prior art, and the specific structure, materials and working principle thereof are not described in detail. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A high-efficiency drying system for preparing active zinc oxide, comprising a drying cylinder (1), characterized in that: a plurality of support columns (2) are uniformly arranged on the lower surface of the drying cylinder (1), a feed pipe (3) is arranged on the upper surface of the drying cylinder (1), and a discharge pipe (4) is arranged on the lower surface of the drying cylinder (1), a valve (5) is installed on the discharge pipe (4), a heater is arranged inside the cylinder body of the drying cylinder (1), a plurality of circulation pipes (6) are uniformly arranged on the outer peripheral surface of the drying cylinder (1), the upper and lower ends of the circulation pipes (6) are respectively connected to the upper and lower sides inside the drying cylinder (1), and a conveying pump (7) is installed on the circulation pipes (6); the middle vertical section of the circulation pipes (6) includes a static mixing pipe (8), and a static mixer (9) is installed inside the static mixing pipe (8). 2. The high-efficiency drying system for preparing active zinc oxide according to claim 1, characterized in that: a stirring motor (10) is installed at the center of the upper surface of the drying cylinder (1), the output shaft of the stirring motor (10) passes into the drying cylinder (1) and is connected to the stirring shaft (11) through a coupling, and a plurality of stirring blades (12) are uniformly arranged on the outer peripheral surface of the stirring shaft (11). 3. The high-efficiency drying system for preparing active zinc oxide according to claim 2, characterized in that: an elastic scraper (14) is fixedly provided at the end of the stirring blade (12), and the end of the elastic scraper (14) is in contact with the inner wall of the drying cylinder (1). 4. The high-efficiency drying system for preparing active zinc oxide according to claim 3, characterized in that: a plurality of stirring blades (12) located on different vertical lines outside the stirring shaft (11) are staggered in height. 5. The high-efficiency drying system for preparing active zinc oxide according to claim 2, characterized in that: a plurality of turbulence blocks (13) are provided on both the upper and lower surfaces of the stirring blade (12). 6. The high-efficiency drying system for preparing active zinc oxide according to claim 1, characterized in that: a dehumidification pipe (15) is provided on the upper surface of the drying cylinder (1), and a dehumidification fan is installed inside the dehumidification pipe (15).