CN213543241U

CN213543241U - A cooling device for brown corundum

Info

Publication number: CN213543241U
Application number: CN202022689303.2U
Authority: CN
Inventors: 弋海卫; 李淮涛
Original assignee: Dengfeng Rongye Refractory Co ltd
Current assignee: Dengfeng Rongye Refractory Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-25
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a cooling device for brown corundum, including the cooler bin, install a plurality of cooling tubes in the cooler bin, the horizontal direction is provided with a baffle in the cooler bin, and the baffle falls into cavity and cavity down to the cooler bin, goes up the internal cooling tube inner chamber intercommunication of cavity and cavity down, installs the fin on the internal cooling tube of epicoele, and goes up the cavity and be provided with ventilation unit, and the cavity is provided with water cooling plant down. The utility model has the advantages that: the cooling pipe arranged in the shape of a snake is used for cooling, the cooling box is divided into an upper cavity and a lower cavity, the upper cavity is cooled by gas, the lower cavity is cooled by liquid, cooling time is prolonged due to the snake-shaped arrangement, and cooling efficiency is improved.

Description

A cooling device for brown corundum

Technical Field

The utility model relates to a processing field of brown corundum, especially a cooling device for brown corundum.

Background

Brown corundum, also known as carborundum, is a brown artificial corundum prepared by melting and reducing alumina, carbon material and scrap iron in an electric arc furnace. The brown corundum contains alumina as main chemical component and small amount of Fe, Si, Ti, etc. Brown corundum is the most basic abrasive, and is widely applied due to good grinding performance, wide application range and low price, and the brown corundum is used for manufacturing high-grade refractory materials, castable, refractory bricks and the like. However, brown corundum needs to be smelted for more than 20 hours at the temperature of more than 2000 ℃, and the inside of the brown corundum contains a large amount of heat, and in the prior art, the furnace wall of the smelting furnace is cooled by using water to flush the smelting furnace for cooling treatment after smelting, but the cooling treatment wastes a large amount of water resources, the cooling efficiency is low, and a large amount of heat is lost and wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the shortcoming of low cooling efficiency of the prior art and provide a cooling device for brown corundum.

The purpose of the utility model is realized through the following technical scheme: a cooling device for brown corundum comprises a cooling box, wherein a plurality of cooling pipes are installed in the cooling box, a baffle is arranged in the cooling box in the horizontal direction, the cooling box is divided into an upper cavity and a lower cavity by the baffle, the inner cavities of the cooling pipes in the upper cavity and the lower cavity are communicated, fins are installed on the cooling pipes in the upper cavity, a ventilation device is arranged on the upper cavity, and a water cooling device is arranged in the lower cavity.

Preferably, the cooling pipe is arranged in a serpentine shape, a valve a is arranged on a discharge pipe of the cooling pipe, and the valve a is positioned on the outer side of the cooling box.

Preferably, the ventilation device comprises an air inlet pipe, the inner cavity of the air inlet pipe is communicated with the upper cavity, the other end of the air inlet pipe is provided with a refrigerating fan, an air outlet is formed in the upper portion of the upper cavity, an air outlet pipe is arranged in the air outlet, and the other end of the air outlet pipe is connected with a hot air conveying center.

Preferably, the water cooling device comprises a water outlet pipe and a water inlet pipe, the inner cavity of the water outlet pipe is communicated with the lower cavity, the water inlet pipe is further arranged in the lower cavity, the valve b is arranged on the water inlet pipe, and the water inlet pipe is located below the water outlet pipe.

Preferably, a feeding port is formed in the upper portion of the cooling box, a feeding pipe is installed in the feeding port, an inner cavity of the feeding pipe is communicated with an inner cavity of the cooling pipe, the other end of the feeding pipe penetrates through the bottom of the smelting box, and a valve c is arranged on the feeding pipe.

Preferably, the bottom of the smelting box is funnel-shaped.

The utility model has the advantages of it is following: the utility model discloses an adopt the cooling tube of snakelike arranging to cool off to two upper and lower cavitys have been divided into to the cooler bin, go up the cavity and adopt gas cooling, the lower cavity adopts liquid cooling, has increased the cool time because of snakelike arranging, makes cooling efficiency improve, because the temperature of smelting the brown corundum is too high, if directly with liquid cooling, to the loss ratio of cooling tube great.

Drawings

FIG. 1 is a schematic view of a cooling apparatus;

FIG. 2 is a schematic view of the interior of the cooling box;

in the figure, 1-smelting box, 2-valve c, 3-feeding pipe, 4-cooling pipe, 5-fin, 6-baffle, 7-air inlet pipe, 8-refrigeration fan, 9-air outlet pipe, 10-hot air conveying center, 11-water outlet pipe, 12-water inlet pipe, 13-valve b, 14-discharging pipe, 15-valve a.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships which are usually placed when the products of the present invention are used, or the directions or positional relationships which are usually understood by those skilled in the art, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific directions, be constructed and operated in specific directions, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In this embodiment, as shown in fig. 1, a cooling device for brown corundum comprises a cooling box, a plurality of cooling tubes 4 are installed in the cooling box, a baffle 6 is horizontally arranged in the cooling box, a plurality of through holes are formed on the baffle 6, the baffle 6 divides the cooling box into an upper cavity and a lower cavity, the inner cavities of the cooling tubes 4 in the upper cavity and the lower cavity are communicated, fins 5 are installed on the cooling tubes 4 in the upper cavity, the upper cavity is provided with a ventilation device, the lower cavity is provided with a water cooling device, the cooling box is divided into an upper cavity and a lower cavity by a baffle 6, because the temperature for smelting the brown corundum is too high, if the brown corundum is directly cooled by liquid, the loss of the cooling pipe 4 is larger, therefore, in this embodiment, the gas cooling is first adopted for initial cooling, and then the liquid cooling is adopted for further cooling, so that the loss of the cooling pipe 4 can be reduced. Go up the cavity and be provided with ventilation unit, including air-supply line 7, the inner chamber and the last cavity intercommunication of air-supply line 7, refrigeration fan 8 is installed to the other end of air-supply line, the air outlet has been seted up in the top of last cavity, install out tuber pipe 9 in the air outlet, the other end that goes out tuber pipe 9 even has steam conveying center 10, refrigeration fan 8 continues to let in the cold air toward the cooler bin, the melt in cold air and the cooler tube 4 carries out the heat exchange, fin 5 can increase heat radiating area, accelerate heat dissipation rate, hot-air is lower because of self weight, can come up to the upper strata, get into steam conveying center 10 through going out tuber pipe 9, optionally, steam conveying center 10 is slow gas supply workshop or boiler room, slow gas supply workshop or boiler room are again to steam reuse, the energy has been practiced thrift. The water cooling device comprises a water outlet pipe 11 and a water inlet pipe 12, the inner cavity of the water outlet pipe 11 is communicated with the lower cavity, the water inlet pipe 12 is further arranged in the lower cavity, a valve b13 is arranged on the water inlet pipe 12, the water inlet pipe 12 is positioned below the water outlet pipe 11, the water inlet pipe 12 continuously leads water liquid into the cooling box and is discharged from the water outlet pipe 12, and therefore the water temperature in the cooling box cannot be too high.

Furthermore, the cooling pipe 4 is arranged in a snake shape, a valve a15 is arranged on a discharge pipe 14 of the cooling pipe 4, a valve a15 is positioned on the outer side of the cooling box, the snake shape arrangement can prolong the cooling time, the smelted brown corundum can be fully cooled, and the valve a15 can control the retention time of the brown corundum in the cooling pipe 4. The pan feeding mouth has been seted up in the top of cooler bin, install pan feeding pipe 3 in the pan feeding mouth, the inner chamber of pan feeding pipe 3 and the inner chamber intercommunication of cooling tube 4, the bottom of smelting case 1 is connected to the other end of pan feeding pipe 3, and is optional, and the bottom of smelting case 1 is for leaking hopper-shaped, can be like this and smelt and do not have remaining material in the case 1, is provided with valve c2 on pan feeding pipe 3, just opens valve c2 after smelting case 1 and accomplish, makes the melt get into the cooler bin and cools off.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A cooling device for brown corundum comprises a cooling box, and is characterized in that: install a plurality of cooling tubes (4) in the cooling box, the horizontal direction is provided with a baffle (6) in the cooling box, baffle (6) fall into cavity and cavity down to the cooling box, go up the cavity with the internal cooling tube (4) inner chamber intercommunication of cavity down, it is internal to go up the cavity install fin (5) on cooling tube (4), just it is provided with ventilation unit to go up the cavity, the cavity is provided with water cooling plant down.

2. A cooling device for brown fused alumina according to claim 1, characterized in that: the cooling pipe (4) is arranged in a snake shape, a valve a (15) is arranged on a discharging pipe (14) of the cooling pipe (4), and the valve a (15) is located on the outer side of the cooling box.

3. A cooling device for brown fused alumina according to claim 1, characterized in that: ventilation unit includes air-supply line (7), the inner chamber of air-supply line (7) with go up the cavity intercommunication, refrigeration fan (8) are installed to the other end of air-supply line go up the top of cavity and seted up the air outlet, install out tuber pipe (9) in the air outlet, the other end that goes out tuber pipe (9) even has steam and carries center (10).

4. A cooling device for brown fused alumina according to claim 1, characterized in that: the water cooling device comprises an outlet pipe (11) and an inlet pipe (12), the inner cavity of the outlet pipe (11) is communicated with the lower cavity, the inlet pipe (12) is further arranged in the lower cavity, a valve b (13) is arranged on the inlet pipe (12), and the inlet pipe (12) is arranged below the outlet pipe (11).

5. A cooling device for brown fused alumina according to claim 1, characterized in that: the feed inlet has been seted up to the top of cooler bin, install pan feeding pipe (3) in the pan feeding mouth, the inner chamber of pan feeding pipe (3) with the inner chamber intercommunication of cooling tube (4), the bottom at smelting case (1) is connected to the other end of pan feeding pipe (3), be provided with valve c (2) on pan feeding pipe (3).

6. A cooling device for brown fused alumina according to claim 5, wherein: the bottom of the smelting box (1) is funnel-shaped.