CN-121994032-A - Vertical pair flow ring cooling machine

Abstract

The invention discloses a vertical convection circular cooler. The automatic feeding device comprises a rotary disc and a rotary trough arranged on the rotary disc, wherein the rotary trough performs rotary motion along with the rotary disc, a discharge hole is formed in the outer circumference of the bottom of the rotary trough, a sealing cover is arranged above the rotary trough, a plurality of inverted L-shaped cantilever beams are annularly arranged on the outer side of the rotary trough, the sealing cover is hoisted above the rotary trough through the cantilever beams, and the sealing cover does not perform rotary motion along with the rotary trough. The invention has the advantages of small occupied area, uniform distribution, few movable parts, little equipment abrasion, long mineral aggregate cooling residence time, energy conservation, environmental protection and the like.

Inventors

• ZHANG TIANYU
• HUANG HE
• CAO JING

Assignees

• 中冶华天工程技术有限公司

Dates

Publication Date

20260508

Application Date

20260127

Claims (10)

1. 1. The vertical convection circular cooler is characterized by comprising a rotary disc and a rotary trough arranged on the rotary disc, wherein the rotary trough performs rotary motion along with the rotary disc; a sealing cover is arranged above the rotary trough; The outer side of the rotary trough is annularly provided with a plurality of inverted L-shaped cantilever beams, the sealing cover is hoisted above the rotary trough through the cantilever beams, and the sealing cover does not do rotary motion along with the rotary trough.
2. 2. The vertical convection circular cooler of claim 1, wherein the rotary trough comprises a plurality of single trough bodies arranged in series, and the single trough bodies comprise trough body frames and wear-resistant lining plates.
3. 3. The vertical convection circular cooler of claim 1, wherein the sealing cover is provided with a feed inlet and an air outlet.
4. 4. The vertical convection circular cooler according to claim 1, wherein an air inlet is formed in the inner side of the rotary trough, and an air quantity compensation opening is formed in the outer side of the rotary trough.
5. 5. The vertical convection circular cooler of claim 1, wherein a connecting ring is arranged above the center of the circular cooler, and one end of each cantilever near the center is arranged on the connecting ring.
6. 6. A vertical convection circular cooler as set forth in claim 1 wherein a water seal is disposed between the rotating trough and the seal housing.
7. 7. The vertical convection circular cooler of claim 1, wherein the water sealing device comprises a circular baffle plate with an inverted L-shaped cross section arranged on the outer circumference of the lower end of the sealing cover; The upper end of the rotary trough is provided with a trough with a U-shaped section corresponding to the circular baffle plate on the outer circumference, and the lower end of the circular baffle plate is positioned in the trough and is lower than the water level in the trough and is not contacted with the annular trough.
8. 8. The vertical convection circular cooler of claim 1, wherein a drain valve is disposed at the bottom of the water tank.
9. 9. The vertical convection circular cooler of claim 1, wherein the single tank body comprises a tank body frame and tank columns arranged on a rotary disc, the tank body is in a funnel shape, wear-resistant lining plates are paved in the tank body, an air quantity compensation opening is formed in the outer side face of the bottom of each single tank body, an air inlet is formed in the inner side face of the bottom of each single tank body, and grids are arranged at the air quantity compensation opening and the air inlet.
10. 10. The vertical convection circular cooler of claim 1, wherein the inner side of the rotary trough is provided with an annular air duct downwards, the annular air duct consists of an upper part and a lower part, and the upper part and the lower part are connected through a water sealing device; The lower part of the annular air duct is provided with a plurality of air blast pipes, the air blast ports of the air blast pipes are connected with an air blower, and the air duct air outlet of the upper part of the annular air duct is connected with the air inlet of the rotary groove body.

Description

Vertical pair flow ring cooling machine Technical Field The invention relates to a vertical convection circular cooler. Background Sinter cooling is an important link in sinter production. The mineral aggregate forms high-temperature pellet after passing through the sintering machine, has higher temperature and higher heat energy, and cannot be directly used for the next process production, so that a cooler is required to cool the mineral aggregate and recover heat energy, and the purposes of energy conservation and emission reduction are achieved. The existing cooling machines commonly used in the market are a belt type cooling machine and an annular type cooling machine, and the cooling machine has the following defects of 1, large occupied area, 2, uneven cooling, 3, large air leakage, small wind energy utilization rate, 4, uneven distribution, 5, inner and outer horizontal annular track deviation and 6, serious equipment abrasion. Disclosure of Invention The invention aims to overcome the defects and provide a vertical convection circular cooler. The invention provides a vertical convection circular cooler, which is characterized by comprising a rotary disc and a rotary trough arranged on the rotary disc, wherein the rotary trough performs rotary motion along with the rotary disc; a sealing cover is arranged above the rotary trough; The outer side of the rotary trough is annularly provided with a plurality of inverted L-shaped cantilever beams, the sealing cover is hoisted above the rotary trough through the cantilever beams, and the sealing cover does not do rotary motion along with the rotary trough. Further, the rotary trough consists of a plurality of single trough bodies which are arranged continuously, and each single trough body consists of a trough body frame and a wear-resistant lining plate. Further, a feed inlet is arranged on the sealing cover, and an air outlet is arranged on the sealing cover. Further, an air inlet is formed in the inner side of the rotary trough, and an air quantity compensation opening is formed in the outer side of the rotary trough. Further, a connecting ring is arranged above the center of the annular cooler, and one end of each cantilever beam near the center is arranged on the connecting ring. Further, a water sealing device is arranged between the rotary trough and the sealing cover. Further, the water sealing device comprises a circular baffle plate with an inverted L-shaped section arranged on the outer circumference of the lower end of the sealing cover; The upper end of the rotary trough is provided with a trough with a U-shaped section corresponding to the circular baffle plate on the outer circumference, and the lower end of the circular baffle plate is positioned in the trough and is lower than the water level in the trough and is not contacted with the annular trough. Further, a drain valve is arranged at the bottom of the water tank. The single groove body is composed of a groove body frame and groove columns arranged on the rotary disc, the groove body is in a funnel shape, wear-resistant lining plates are paved in the groove body, an air quantity compensation opening is formed in the outer side face of the bottom of each single groove body, an air inlet is formed in the inner side face of the bottom of each single groove body, and grids are arranged at the air quantity compensation opening and the air inlet. The inner side of the rotary trough is provided with an annular air channel downwards, the annular air channel consists of an upper part and a lower part, and the upper part and the lower part are connected through a water sealing device; The lower part of the annular air duct is provided with a plurality of air blast pipes, the air blast ports of the air blast pipes are connected with an air blower, and the air duct air outlet of the upper part of the annular air duct is connected with the air inlet of the rotary groove body. The invention has the advantages of simple equipment structure, less equipment moving contact pieces, small equipment abrasion loss, stability, reliability, low later maintenance cost, good equipment sealing performance, high heat energy recycling rate, small equipment turning radius, small occupied area and the like. Drawings Fig. 1 is a schematic three-dimensional structure of the present invention. Fig. 2 is a three-dimensional cross-sectional view of the present invention. Fig. 3 is a partial enlarged view I of fig. 2 according to the present invention. Fig. 4 is a three-dimensional cross-sectional view of a rotary trough of the present invention. Fig. 5 is a three-dimensional block diagram of a single body of a rotary trough of the present invention. Fig. 6 is a three-dimensional structural view of the annular duct of the present invention. FIG. 7 is a three-dimensional cross-sectional view of an annular duct of the present invention. Fig. 8 is a three-dimensional structural view of the sealing device of the present invent