Metal smelting heat preservation device

Abstract

The utility model relates to the technical field of metal heat preservation devices, and particularly discloses a metal smelting heat preservation device which comprises a main plate, a heat preservation layer and a heat preservation layer. The first cylinder part is vertically mounted on the main plate; the inner wall face of the first cylinder part and the upper surface of the main plate form a containing cavity for containing solid metal. The cover plate is arranged at the end, away from the main plate, of the first cylinder part, is used for sealing and covering the heating pipe fitting of the storage cavity, is vertically mounted in the storage cavity and communicates with an air outlet of the smelting furnace; the air outlet holes are formed in the heating pipe fitting in an array mode in the vertical direction, one end of each air outlet hole communicates with the heating pipe fitting, and the other end of each air outlet hole communicates with the containing cavity; according to the utility model, the high-temperature waste gas generated by the smelting furnace can be reused, so that the waste of heat energy is reduced; and solid metal to be smelted can be preheated, the workload of the subsequent smelting furnace in the smelting operation is reduced, and the energy consumption is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of metal heat preservation device, especially to a metal smelting heat preservation device. BACKGROUND

[0002] The smelting furnace is a device for smelting solid metal into liquid metal by high temperature, and high-temperature waste gas is generated in the process of heating and smelting solid metal. However, a large amount of heat energy is retained in the high-temperature waste gas. On the one hand, directly discharging the high-temperature waste gas generated by smelting will cause waste of heat energy.

[0003] On the other hand, the solid metal to be smelted is usually directly placed in the warehouse without preheating and heat preservation treatment of the solid metal, which also increases the heating load of the smelting furnace to some extent. CONTENT

[0004] In view of the above problems, the utility model provides a metal smelting heat preservation device, which aims to preheat and heat preserve the metal to reduce heat energy waste.

[0005] In order to achieve the above-mentioned purpose of the invention, the utility model adopts the following technical scheme:

[0006] The utility model provides a metal smelting heat preservation device, which comprises a main plate, a first cylindrical part, a cover plate, a heating pipe and a plurality of gas outlets.

[0007] Further, the device further comprises a second cylindrical part, which is vertically installed on the main plate, and the first cylindrical part is sleeved in the second cylindrical part, and a first heat preservation cavity is formed between the outer wall surface of the first cylindrical part and the inner wall surface of the second cylindrical part.

[0008] Further, the device further comprises a third cylindrical part, which is vertically installed on the main plate, and the second cylindrical part is sleeved in the third cylindrical part, and a second heat preservation cavity is formed between the outer wall surface of the second cylindrical part and the inner wall surface of the third cylindrical part.

[0009] Further, the first heat preservation cavity is filled with heat preservation cotton.

[0010] Further, the second heat preservation cavity is filled with argon.

[0011] Further, the device further comprises a fourth cylindrical part made of steel wire mesh, which is vertically installed on the main plate, and the first cylindrical part is sleeved in the fourth cylindrical part.

[0012] The utility model discloses the beneficial effect is: the solid metal of waiting smelting is stored in the storage cavity, and the heating pipe spare can guide the high temperature exhaust gas of smelting furnace smelting solid metal and input to the storage cavity, and the high temperature exhaust gas and the solid metal of waiting smelting stored in the storage cavity produce heat exchange, through using the utility model, can utilize the high temperature exhaust gas of smelting furnace again, reduce the waste of heat energy, can also play the preheating effect to the solid metal of waiting smelting, reduce the work load of subsequent smelting furnace in the smelting operation, reduce energy consumption. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The overall structure schematic diagram of the heat preservation device provided in the embodiment of the application.

[0014] Wherein, 1, mainboard;11, first cylinder spare;12, second cylinder spare;13, third cylinder spare;14, fourth cylinder spare;2, cover plate;3, heating pipe spare;41, first heat preservation cavity;42, second heat preservation cavity. DETAILED DESCRIPTION

[0015] In order to better understand the above technical scheme, the above technical scheme will be explained in detail in the following with reference to the drawings and specific embodiments of the specification.

[0016] Referring to Figure 1 The utility model discloses a metal smelting heat preservation device, including: mainboard 1, horizontal installation;First cylinder spare 11, vertical installation is in mainboard 1 on;The inner wall surface of first cylinder spare 11 and the upper surface of mainboard 1 form the storage cavity for solid metal to place;Cover plate 2, set up in the first cylinder spare 11 far from mainboard 1 one end, for covering the storage cavity heating pipe spare 3, vertical installation is in the storage cavity, and is connected with the gas outlet of smelting furnace;A plurality of gas outlets, along the vertical direction array is opened in heating pipe spare 3, and one end of gas outlet is connected with heating pipe spare 3, and the other end of gas outlet is connected with the storage cavity.

[0017] Specific use, the solid metal of waiting smelting is stored in the storage cavity, and the heating pipe spare 3 can guide the high temperature exhaust gas of smelting furnace smelting solid metal and input to the storage cavity, and the high temperature exhaust gas and the solid metal of waiting smelting stored in the storage cavity produce heat exchange, through using the utility model, can utilize the high temperature exhaust gas of smelting furnace again, reduce the waste of heat energy, can also play the preheating effect to the solid metal of waiting smelting, reduce the work load of subsequent smelting furnace in the smelting operation, reduce energy consumption.

[0018] Preferably, a plurality of air outlet holes are arranged on the heating pipe 3 in the vertical direction, which can deliver high-temperature waste gas to solid metals at different levels, thereby improving the preheating efficiency.

[0019] It is worth mentioning that the cover plate 2 can be additionally provided with air holes for communicating the storage cavity with the outside for discharging high-temperature waste gas. Of course, if the high-temperature waste gas does not meet the discharge standard, the high-temperature waste gas should be recycled and purified, which will not be described here.

[0020] In the embodiment, the device further comprises a second cylindrical member 12 vertically installed on the main plate 1, and the first cylindrical member 11 is sleeved in the second cylindrical member 12, and a first heat preservation cavity 41 is formed between the outer wall surface of the first cylindrical member 11 and the inner wall surface of the second cylindrical member 12. By arranging the first heat preservation cavity 41, the storage cavity is isolated from the outside, the heat exchange rate between the inside of the storage cavity and the outside is reduced, and the solid metal in the storage cavity is heat preserved.

[0021] In the embodiment, the device further comprises a third cylindrical member 13 vertically installed on the main plate 1, and the second cylindrical member 12 is sleeved in the third cylindrical member 13, and a second heat preservation cavity 42 is formed between the outer wall surface of the second cylindrical member 12 and the inner wall surface of the third cylindrical member 13. By arranging the second heat preservation cavity 42, the first heat preservation cavity 41 is isolated from the outside, the heat exchange rate between the inside of the first heat preservation cavity 41 and the outside is reduced, and the heat preservation effect on the solid metal in the storage cavity is further improved.

[0022] Preferably, the first heat preservation cavity 41 is filled with heat preservation cotton, and it is worth mentioning that the heat preservation cotton is made of raw materials such as clay clinker, aluminum oxide powder, silica powder, and chrome sand, which can further improve the heat preservation effect on the solid metal in the storage cavity.

[0023] Preferably, the second heat preservation cavity 42 is filled with argon, and of course, the argon can be replaced by other inert gases with a lower thermal conductivity than air, thereby reducing the heat exchange rate between the first heat preservation cavity 41 and the outside.

[0024] Specifically, the third cylindrical member 13 can be provided with an air inlet and an air outlet, the air inlet is communicated with an air pump, and a one-way valve is arranged on the air outlet. The air pump is used to inflate the second heat preservation cavity 42 until it is filled with argon.

[0025] In the embodiment, the device further comprises a fourth cylindrical member 14 made of steel wire mesh, which is vertically installed on the main plate 1, and the first cylindrical member 11 is sleeved in the fourth cylindrical member 14. The fourth cylindrical member 14 supports the solid metal to prevent the solid metal from blocking the air outlet hole.

[0026] Those skilled in the art will appreciate that although a preferred embodiment of the present application has been described, those skilled in the art will be able to devise alterations and modifications of the preferred embodiment without departing from the spirit and scope of the present application. Accordingly, it is intended that the appended claims be construed to include all alternatives and modifications to the preferred embodiment as fall within the true spirit and scope of the present application. Obviously, various modifications and changes can be made to the present application without departing from the spirit and scope thereof. It is intended that the present application encompass all such modifications and changes as fall within the scope of the appended claims.

Claims

1. A metal smelting holding device, characterized in that The utility model relates to a solid metal melting furnace, which comprises: a main plate (1) horizontally installed; a first cylinder (11) vertically installed on the main plate (1); an inner wall surface of the first cylinder (11) and an upper surface of the main plate (1) form a storage cavity for placing solid metal; a cover plate (2) arranged at an end of the first cylinder (11) away from the main plate (1) for covering the storage cavity; a heating pipe (3) vertically installed in the storage cavity and connected to an air outlet of a smelting furnace; a plurality of air outlets arranged in an array in a vertical direction on the heating pipe (3), one end of each air outlet being connected to the heating pipe (3) and the other end being connected to the storage cavity.

2. The metal melting holding apparatus according to claim 1, wherein Further comprising: a second cylinder (12) vertically installed on the main plate (1), the first cylinder (11) being sleeved in the second cylinder (12), and a first heat preservation cavity (41) being formed between an outer wall surface of the first cylinder (11) and an inner wall surface of the second cylinder (12).

3. The metal melting holding apparatus according to claim 2, wherein Further comprising: a third cylinder (13) vertically installed on the main plate (1), the second cylinder (12) being sleeved in the third cylinder (13), and a second heat preservation cavity (42) being formed between an outer wall surface of the second cylinder and an inner wall surface of the third cylinder (13).

4. The metal melting holding apparatus according to claim 2, wherein The first heat preservation cavity (41) is filled with heat preservation cotton.

5. The metal melting holding apparatus according to claim 3, wherein The second heat preservation cavity (42) is filled with argon.

6. The metal melting holding apparatus according to claim 1, wherein Further comprising: a fourth cylinder (14) made of steel wire mesh and vertically installed on the main plate (1), the first cylinder (11) being sleeved in the fourth cylinder (14).

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