Water-cooled metal smelting furnace

Abstract

The utility model discloses a water-cooled metal smelting furnace which comprises a furnace body, a shell is fixed outside the furnace body, the shell is not provided with a cover, a first ring pipe is arranged at the upper end of the inner wall of the shell, and a plurality of first spray heads are evenly installed at the end, close to the furnace body, of the first ring pipe. The device is reasonable in structure and novel in design, when the device is used, the hose is connected with a cold water source through the pump body, and cold water is injected into the second water inlet pipe through the hose under the action of the pump body, so that the cold water enters the second ring pipe and is sprayed to the side wall of the furnace body through the second spray head; and the surface of the furnace body can be locally and uniformly cooled, the cooling effect is good, the peripheral wall of the furnace body is subjected to all-directional cooling, the situation that the furnace body is damaged due to the fact that the smelting temperature is too high is effectively prevented, and the beneficial effects that the service life is prolonged, and the cooling effect and safety are improved are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of smelting furnaces, in particular to a water-cooled metal smelting furnace. Background Art

[0002] In the process of extracting metallic chromium, chromite is subjected to magnetic separation to remove some impurities, and then further smelted in a smelting furnace to extract the metallic chromium from the ore. Smelting furnaces are mostly metal structures, and are in a high-temperature environment during the smelting process. In order to prevent the smelting furnace from being damaged due to excessive smelting temperature, and to protect the safe operation of peripheral equipment, a water cooling device is often installed outside the furnace.

[0003] In the prior art, for example, utility model CN205403475U is a water-cooled metal smelting furnace, in which a water cooling device is arranged on the top of the furnace body, which only cools the top of the furnace body and isolates heat leakage, but does not cool the surrounding walls of the furnace body in all directions, resulting in the risk of damage to the furnace body in a high-temperature environment. Damage to the furnace body may cause leakage of liquid metal in the furnace body, thus posing a great safety hazard.

[0004] Therefore, how to perform all-round cooling of the peripheral wall of the furnace body is a problem to be solved urgently in the technical field. Utility Model Content

[0005] In view of the shortcomings of the prior art, a water-cooled metal smelting furnace is disclosed, which includes a furnace body, a shell is fixed to the outside of the furnace body, the shell has no cover, a first ring tube is arranged at the upper end of the inner wall of the shell, and a plurality of first nozzles are evenly installed on the first ring tube near the end of the furnace body;

[0006] The shell body is provided with mounting blocks symmetrically on the left and right sides, the mounting blocks are slidably connected to the inner wall of the shell body, a pair of the mounting blocks are commonly provided with a second annular tube at the end away from the shell body, and a plurality of second nozzles are evenly provided at the end of the second annular tube away from the mounting blocks;

[0007] The mounting block is provided with a moving structure, the moving structure comprises a screw rod spirally penetrating the mounting block, a first gear is fixed to the bottom end of the screw rod, a second gear is meshed and connected with the first gears, and a motor is installed on the second gear;

[0008] A first water inlet pipe is installed on the first ring pipe, a second water inlet pipe is installed on the second ring pipe, the second water inlet pipe is a metal pipe, and a hose is connected to the end of the second water inlet pipe away from the second ring pipe;

[0009] The lower wall of the shell is connected with a water outlet pipe.

[0010] Preferably, a furnace plate is provided at the bottom end of the furnace body, and refractory bricks are provided between the furnace plate and the furnace body.

[0011] Preferably, a ring plate is installed on the upper end of the side wall of the furnace body.

[0012] Preferably, the screw rod rotates and penetrates the furnace plate, the screw rod and the furnace plate are connected via a bearing, and the motor is installed on the lower wall of the furnace plate.

[0013] Preferably, a fixing block is rotatably mounted on the top end of the screw rod, and the fixing block is mounted on the side wall of the shell.

[0014] The utility model has the following beneficial effects: the utility model has a reasonable structure and a novel design. When in use, the first water inlet pipe is connected to the cold water source through the pump body, and cold water is injected into the first ring pipe through the pump body, and sprayed to the side wall of the furnace body through the first nozzle to cool the side wall of the furnace body. The second water inlet pipe is a hard water pipe to avoid the second water inlet pipe from contacting the side wall of the furnace body and causing damage to the second water inlet pipe. The hose is connected to the cold water source through the pump body, and under the action of the pump body, cold water is injected into the second water inlet pipe, so that the cold water enters the second ring pipe, and is sprayed to the side wall of the furnace body through the second nozzle to cool the side wall of the furnace body. The second ring pipe is driven to rise and fall through the movable structure, thereby driving the second nozzle to move, so that the local surface of the furnace body can be evenly cooled, and the cooling effect is good. The surrounding wall of the furnace body is cooled in all directions, which effectively prevents the furnace body from being damaged due to excessive smelting temperature. It has the beneficial effects of extending service life, improving cooling effect, and improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic front view of the utility model.

[0016] In the figure: 1-furnace body, 2-shell, 3-first annular tube, 4-first nozzle, 5-mounting block, 6-second annular tube, 7-second nozzle, 8-screw, 9-first gear, 10-second gear, 11-motor, 12-first water inlet pipe, 13-second water inlet pipe, 14-hose, 15-furnace plate, 16-ring plate, 17-water outlet pipe, 18-fixed block. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1A water-cooled metal smelting furnace comprises a furnace body 1, a discharge pipe is arranged on the side wall of the furnace body 1, a valve is arranged on the discharge pipe, the discharge pipe passes through the side wall of the shell 2, a shell 2 is fixed to the outside of the furnace body 1, the shell 2 has no cover, a first ring pipe 3 is arranged on the upper end of the inner wall of the shell 2, a plurality of first nozzles 4 are evenly arranged on the first ring pipe 3 near the end of the furnace body 1, a first water inlet pipe 12 is arranged on the first ring pipe 3, and the first water inlet pipe 12 passes through the side wall of the shell 2;

[0019] The first water inlet pipe 12 is connected to the cold water source through the pump body, and the cold water is injected into the first ring pipe 3 through the pump body, and sprayed toward the side wall of the furnace body 1 through the first nozzle 4 to cool the side wall of the furnace body 1;

[0020] The housing 2 is symmetrically provided with mounting blocks 5, which are slidably connected to the inner wall of the housing 2. A pair of mounting blocks 5 are commonly provided with a second annular tube 6 at the end away from the housing 2. A plurality of second nozzles 7 are evenly provided at the end of the second annular tube 6 away from the mounting blocks 5. A second water inlet pipe 13 is provided on the second annular tube 6. A hose 14 is connected to the end of the second water inlet pipe 13 away from the second annular tube 6.

[0021] The second water inlet pipe 13 is a hard water pipe, which can prevent the second water inlet pipe 13 from contacting the side wall of the furnace body 1 and causing damage to the second water inlet pipe 13. The hose 14 is connected to the cold water source through the pump body. Under the action of the pump body, cold water is injected into the second water inlet pipe 13, so that the cold water enters the second ring pipe 6 and is sprayed toward the side wall of the furnace body 1 through the second nozzle 7 to cool the side wall of the furnace body 1.

[0022] The mounting block 5 is provided with a moving structure, which includes a screw rod 8 that spirally penetrates the mounting block 5, a first gear 9 is fixed to the bottom end of the screw rod 8, a second gear 10 is meshed and connected between the first gears 9, and a motor 11 is installed on the second gear 10;

[0023] The motor 11 is started to drive the second gear 10 to rotate, thereby driving the first gear 9 to rotate, and then the screw rod 8 is rotated in the mounting block 5, so that the mounting block 5 can be lifted and lowered synchronously, thereby driving the second ring pipe 6 to be lifted and lowered, so that the second nozzle 7 can be lifted and lowered, so as to facilitate the local enhanced cooling of the side surface of the furnace body 1;

[0024] A furnace plate 15 is provided at the bottom of the furnace body 1, and refractory bricks are provided between the furnace plate 15 and the furnace body 1 for heat insulation;

[0025] A ring plate 16 is installed at the upper end of the side wall of the furnace body 1 to prevent cold water from splashing into the furnace body 1 from the upper end of the shell 2;

[0026] The screw rod 8 rotates and penetrates the furnace plate 15. The screw rod 8 and the furnace plate 15 are connected by a bearing. The motor 11 is installed on the lower wall of the furnace plate 15. The bearing is embedded in the furnace plate 15. The screw rod 8 is fixed and penetrates the inner ring of the bearing. The refractory brick is provided with a through hole for the screw rod 8 to pass through.

[0027] The lower wall of the shell 2 is connected with a water outlet pipe 17 for draining water from the inside of the shell 2;

[0028] A fixing block 18 is rotatably mounted on the top of the screw rod 8 , and the fixing block 18 is mounted on the side wall of the housing 2 to enhance the structural strength of the screw rod 8 .

[0029] Embodiment: When in use, the first water inlet pipe 12 is connected to the cold water source through the pump body, and cold water is injected into the first ring pipe 3 through the pump body, and sprayed to the side wall of the furnace body 1 through the first nozzle 4 to cool the side wall of the furnace body 1. The second water inlet pipe 13 is a hard water pipe to avoid the second water inlet pipe 13 from contacting the side wall of the furnace body 1 and causing damage to the second water inlet pipe 13. The hose 14 is connected to the cold water source through the pump body. Under the action of the pump body, cold water is injected into the second water inlet pipe 13 through the hose, so that the cold water enters the second ring pipe 6 and is sprayed to the side wall of the furnace body 1 through the second nozzle 7 to cool the side wall of the furnace body 1. The second ring pipe 6 is driven to rise and fall through the moving structure, thereby driving the second nozzle 7 to move, so that the surface of the furnace body 1 can be evenly cooled locally, the cooling effect is good, the surrounding wall of the furnace body 1 is cooled in all directions, and the smelting temperature is effectively prevented from being too high to damage the furnace body 1, which has the beneficial effects of extending the service life, improving the cooling effect, and improving the safety.

[0030] In the description of this solution, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", and "communication" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, it can also be the internal communication of two components, it can be a wireless connection, or it can be a wired connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water-cooled metal smelting furnace, characterized in that: It comprises a furnace body (1), a shell (2) is fixed outside the furnace body (1), the shell (2) has no cover, a first ring tube (3) is arranged at the upper end of the inner wall of the shell (2), and a plurality of first nozzles (4) are evenly installed at the end of the first ring tube (3) close to the furnace body (1); The shell (2) is provided with mounting blocks (5) symmetrically on the left and right sides, the mounting blocks (5) are slidably connected to the inner wall of the shell (2), a pair of mounting blocks (5) are commonly provided with a second annular tube (6) at the ends away from the shell (2), and a plurality of second nozzles (7) are evenly provided at the ends of the second annular tube (6) away from the mounting blocks (5); The mounting block (5) is provided with a moving structure, the moving structure comprising a screw rod (8) which spirally penetrates the mounting block (5), a first gear (9) is fixed to the bottom end of the screw rod (8), a second gear (10) is meshedly connected between the first gears (9), and a motor (11) is mounted on the second gear (10); A first water inlet pipe (12) is installed on the first ring pipe (3), and a second water inlet pipe (13) is installed on the second ring pipe (6); the second water inlet pipe (13) is a metal pipe, and the end of the second water inlet pipe (13) away from the second ring pipe (6) is connected to a hose (14); The lower wall of the shell (2) is connected to a water outlet pipe (17).

2. A water-cooled metal smelting furnace according to claim 1, characterized in that: A furnace plate (15) is arranged at the bottom end of the furnace body (1), and refractory bricks are arranged between the furnace plate (15) and the furnace body (1).

3. A water-cooled metal smelting furnace according to claim 1, characterized in that: A ring plate (16) is installed at the upper end of the side wall of the furnace body (1).

4. A water-cooled metal smelting furnace according to claim 2, characterized in that: The screw rod (8) rotates and penetrates the furnace plate (15); the screw rod (8) and the furnace plate (15) are connected via a bearing; and the motor (11) is mounted on the lower wall of the furnace plate (15).

5. The water-cooled metal smelting furnace according to claim 1, characterized in that: A fixing block (18) is rotatably mounted on the top end of the screw rod (8), and the fixing block (18) is mounted on the side wall of the housing (2).

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