Medium-frequency electric furnace with cooling function

Abstract

The medium-frequency electric furnace with the cooling function comprises an electric furnace body and a heat conduction layer wrapping the electric furnace body, a plurality of cooling fins are arranged on the two opposite sides of the heat conduction layer at equal intervals from top to bottom, inner cavities are formed in the cooling fins, the cooling fins are sequentially communicated through connecting pipes from top to bottom, and the inner cavities are communicated with the connecting pipes. The uppermost cooling fin is communicated with a cooling liquid inlet pipe, and the lowermost cooling fin is communicated with a cooling liquid outlet pipe; heat of the electric furnace body is conducted to the cooling fins through the heat conduction layer, cooling liquid circulates in the inner cavities of the cooling fins and takes away the heat on the cooling fins, the cooling fins are cooled, the electric furnace body can be rapidly cooled, the cooling effect of the electric furnace body is improved, and then the service life of the electric furnace body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of medium frequency electric furnace cooling, in particular to a medium frequency electric furnace with a cooling function. Background Art

[0002] A medium frequency electric furnace is a power supply device that converts industrial frequency 50HZ alternating current into medium frequency. It is composed of several parts such as a frequency converter, a furnace body, and a furnace front control. A medium frequency electric furnace will generate a relatively high temperature during use. The furnace body of a medium frequency electric furnace is prone to damage if it is in a high temperature environment for a long time.

[0003] In order to better protect the medium frequency furnace, it is necessary to cool it. At present, when cooling the medium frequency furnace, most of them adopt air cooling cycle, which has poor cooling effect on the medium frequency furnace and easily reduces the service life of the medium frequency furnace. Utility Model Content

[0004] The purpose of the utility model is to design a medium frequency electric furnace with a cooling function so as to solve the problems mentioned in the background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A medium frequency electric furnace with a cooling function comprises an electric furnace body and a heat-conducting layer wrapped around the outside of the electric furnace body, a plurality of heat sinks are equidistantly arranged on opposite sides of the heat-conducting layer from top to bottom, an inner cavity is arranged inside the heat sink, and the plurality of heat sinks are connected in sequence from top to bottom through connecting pipes, the uppermost heat sink is connected to a cooling liquid inlet pipe, and the lowermost heat sink is connected to a cooling liquid outlet pipe.

[0007] Furthermore, the output end of the smoke hood is connected to a spark arrester.

[0008] Furthermore, it is characterized in that the output end of the spark eliminator is connected to a dust collector.

[0009] Furthermore, it is characterized in that the heat conducting layer is an aluminum shell.

[0010] Furthermore, it is characterized in that a furnace door is provided on the side of the heat-conducting layer.

[0011] Furthermore, the cooling liquid inlet pipe and the cooling liquid outlet pipe are both connected to a cooling system.

[0012] The beneficial effects of the utility model are:

[0013] The heat of the electric furnace body is conducted to the heat sink through the heat-conducting layer, and the coolant circulates in the inner cavity of the heat sink and takes away the heat from the heat sink, thereby dissipating heat and cooling the heat sink, so that the electric furnace body can be cooled down quickly, thereby improving the cooling effect of the electric furnace body and further increasing the service life of the electric furnace body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional view of the utility model.

[0017] The names of the components marked in the figure are as follows:

[0018] 1. Electric furnace body; 2. Heat-conducting layer; 3. Heat sink; 4. Connecting pipe; 5. Cooling liquid inlet pipe; 6. Cooling liquid outlet pipe; 7. Smoke hood; 8. Spark eliminator; 9. Dust collector; 10. Furnace door; 11. Inner cavity. DETAILED DESCRIPTION

[0019] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0020] like Figure 1-2As shown, a medium frequency electric furnace with cooling function comprises an electric furnace body 1 and a heat-conducting layer 2 wrapped around the outside of the electric furnace body 1, the heat-conducting layer 2 is an aluminum shell, and is used to conduct the heat of the electric furnace body 1; a furnace door 10 is provided on the side of the heat-conducting layer 2, and a plurality of heat sinks 3 are evenly arranged on the opposite sides of the heat-conducting layer 2 from top to bottom, and are used to conduct the heat of the heat-conducting layer 2 to the heat sink 3, and dissipate the heat through the heat sink; an inner cavity 11 is provided inside the heat sink 3, and a plurality of heat sinks 3 are connected in sequence from top to bottom through a connecting pipe 4, the uppermost heat sink 3 is connected to a cooling liquid inlet pipe 5, and the lowermost heat sink 3 is connected to a cooling liquid outlet pipe 6, the cooling liquid inlet pipe 5 and the cooling liquid outlet pipe 6 are both connected to the cooling system, and the coolant coming out of the cooling system will first enter the cooling liquid inlet pipe 5 The cooling liquid flows into the inner cavity 11 of the top heat sink 3, and then passes through the inner cavity 11 of the heat sink 3 arranged from top to bottom in turn and takes away the heat of the heat sink 3. Finally, the cooling liquid flows out from the cooling liquid outlet pipe 6 of the bottom heat sink 3 and returns to the inside of the cooling system for re-cooling, thereby accelerating the heat dissipation efficiency of the heat sink 3. The top of the electric furnace body 1 is connected with a smoke hood 7, and the output end of the smoke hood 7 is connected with a spark eliminator 8, and the output end of the spark eliminator 8 is connected with a dust collector 9. The smoke generated by the electric furnace body 1 will be absorbed by the smoke hood 7, and the sparks in the smoke will be removed by the spark eliminator 8 to eliminate safety hazards. The large particles of impurities in the smoke will be removed by the dust collector 9 to reduce pollution. The smoke passing through the dust collector 9 will be further processed in the end.

[0021] Working principle:

[0022] like Figure 1-2 As shown, when the medium frequency electric furnace with cooling function is in use, the heat conductive layer 2 of the aluminum shell conducts the heat of the medium frequency electric furnace to the heat sink 3, and the coolant coming out of the cooling system will first enter the inner cavity 11 of the top heat sink 3 through the cooling liquid inlet pipe 5, and then the coolant will pass through the inner cavity 11 of the heat sink 3 arranged from top to bottom in sequence and take away the heat of the heat sink 3, and finally the coolant will flow out from the cooling liquid outlet pipe 6 of the bottom heat sink 3 and return to the interior of the cooling system for re-cooling, so that the electric furnace body 1 can be quickly cooled and cooled, thereby improving the cooling and cooling effect of the electric furnace body 1, and the smoke generated by the electric furnace body 1 will be absorbed by the smoke hood 7, and the sparks in the smoke will be removed by the spark eliminator 8 to eliminate safety hazards, and then the large particles of impurities in the smoke will be removed by the dust collector 9 to reduce pollution, and the smoke passing through the dust collector 9 will be further processed in the end.

[0023] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A medium frequency electric furnace with cooling function, characterized in that: The invention comprises an electric furnace body (1) and a heat-conducting layer (2) wrapped around the outside of the electric furnace body (1); a plurality of heat-dissipating fins (3) are evenly arranged at opposite sides from top to bottom; an inner cavity (11) is arranged inside the heat-dissipating fins (3); the plurality of heat-dissipating fins (3) are connected in sequence from top to bottom through a connecting pipe (4); the uppermost heat-dissipating fin (3) is connected to a cooling liquid inlet pipe (5), and the lowermost heat-dissipating fin (3) is connected to a cooling liquid outlet pipe (6).

2. The medium frequency electric furnace with cooling function according to claim 1, characterized in that: The top of the electric furnace body (1) is connected to a smoke hood (7), and the output end of the smoke hood (7) is connected to a spark eliminator (8).

3. The medium frequency electric furnace with cooling function according to claim 2, characterized in that: The output end of the spark arrester (8) is connected to a dust collector (9).

4. The medium frequency electric furnace with cooling function according to claim 1, characterized in that: The heat conducting layer (2) is an aluminum shell.

5. The medium frequency electric furnace with cooling function according to claim 1, characterized in that: A furnace door (10) is provided on the side of the heat-conducting layer (2).

6. The medium frequency electric furnace with cooling function according to claim 1, characterized in that: The cooling liquid inlet pipe (5) and the cooling liquid outlet pipe (6) are both communicated with the cooling system.

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