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CN-224215849-U - Water cooling system of medium frequency electric furnace

CN224215849UCN 224215849 UCN224215849 UCN 224215849UCN-224215849-U

Abstract

The utility model relates to the technical field of cooling systems, in particular to a water cooling system of an intermediate frequency electric furnace, which comprises the intermediate frequency electric furnace, a cooling device, a water tank and a cooling water pipe, wherein the cooling device comprises a first cooling device and a second cooling device, the cooling water pipe is connected with the first cooling device, the second cooling device and the water tank in a sealing way to form a closed cooling loop, so that cooling water for cooling the intermediate frequency electric furnace is closed in the circulating process, the cooling water cannot leak and cannot evaporate, water resources are fully utilized, and the waste of the water resources is avoided.

Inventors

  • Sun Xingxue
  • LI HUA
  • WANG JIANGUO

Assignees

  • 山东康达电炉有限公司

Dates

Publication Date
20260508
Application Date
20250424

Claims (8)

  1. 1. A water cooling system of an intermediate frequency electric furnace is characterized by comprising the intermediate frequency electric furnace, a cooling device, a water tank and a cooling water pipe, wherein the cooling device is used for cooling the cooling water and comprises a first cooling device and a second cooling device, the cooling water pipe is in sealing connection with the first cooling device, the second cooling device and the water tank to form a closed cooling loop, a plurality of radiating fins are arranged on the cooling water pipe, the first cooling device and the second cooling device are identical in structure and all comprise a heat exchange mechanism, a compressor, a condenser and a pressure reducer which are sequentially connected into a closed loop through pipelines, and the heat exchange mechanism comprises a first refrigerant tank, a second refrigerant tank, a cooling tank arranged between the first refrigerant tank and the second refrigerant tank and a plurality of refrigerant pipes penetrating through the cooling tank and two ends of the cooling pipe are respectively connected with the first refrigerant tank and the second refrigerant tank.
  2. 2. The water cooling system of the medium frequency electric furnace of claim 1, wherein the cooling water pipe comprises a first cooling water outlet pipe, a second cooling water outlet pipe, a first cooling water inlet pipe and a second cooling water inlet pipe, the first cooling water outlet pipe is connected between the medium frequency electric furnace and the first cooling device, the second cooling water outlet pipe is connected between the first cooling device and the water tank, the first cooling water inlet pipe is connected between the water tank and the second cooling device, the second cooling water inlet pipe is connected between the second cooling device and the medium frequency electric furnace, and a plurality of radiating fins are sleeved on the first cooling water outlet pipe, the second cooling water outlet pipe, the first cooling water inlet pipe and the second cooling water inlet pipe.
  3. 3. The water cooling system of the medium frequency furnace as set forth in claim 2, wherein the water tank is filled with cooling water, the first cooling device and the second cooling device are provided with a cooling water inlet and a cooling water outlet, a first water pump is connected between the cooling water outlet of the first cooling device and one end of the second cooling water outlet pipe, and a second water pump is connected between the cooling water inlet of the second cooling device and one end of the first cooling water inlet pipe.
  4. 4. The water cooling system of the medium frequency furnace of claim 3, wherein the first cooling water outlet pipe and the second cooling water inlet pipe are respectively arranged in a plurality, water inlet-outlet adapters are respectively connected between the first cooling water outlet pipes and the cooling water inlets of the first cooling device and between the second cooling water inlet pipes and the cooling water outlets of the second cooling device, the water inlet-outlet adapters are stainless steel pipes and comprise a water diversion pipe and a collecting pipe, the water diversion pipe is connected with the first cooling water outlet pipes or the second cooling water inlet pipes, and the collecting pipe is connected with the cooling water inlets of the first cooling device or the cooling water outlets of the second cooling device.
  5. 5. The medium frequency electric furnace water cooling system as set forth in claim 4, wherein the first refrigerant tank is provided with an evaporation chamber, the second refrigerant tank is provided with a condensation chamber, a gaseous refrigerant is provided in the evaporation chamber, a liquid refrigerant is provided in the condensation chamber, the cooling tank is provided with a cooling water inlet and a cooling water outlet, the cooling water inlet and the cooling water outlet are arranged on two opposite sides of the cooling tank and are communicated with the cooling chamber, the evaporation chamber is communicated with the condensation chamber through a plurality of refrigerant pipes, the condensation chamber is communicated with the pressure reducer through a pipeline, the evaporation chamber is communicated with the compressor through a pipeline, and the condenser is connected between the compressor and the pressure reducer through a pipeline.
  6. 6. The water cooling system of the medium frequency furnace of claim 5, wherein a plurality of cooling fins are arranged in the cooling box, the plurality of refrigerant pipes penetrate through the plurality of cooling fins, the refrigerant pipes and the cooling water pipes are copper pipes, and the cooling fins are aluminum sheets or copper sheets.
  7. 7. The water cooling system of the medium frequency furnace of claim 6, wherein the first water pump, the second water pump, the compressor, the condenser and the pressure reducer are all electrically connected with the PLC.
  8. 8. The medium frequency electric furnace water cooling system as set forth in claim 7, wherein a temperature sensor is disposed at the outlet of the water tank, the temperature sensor is used for detecting the temperature of the cooling water flowing out of the water tank, and the temperature sensor is electrically connected with the PLC.

Description

Water cooling system of medium frequency electric furnace Technical Field The utility model relates to the technical field of cooling systems, in particular to a water cooling system of an intermediate frequency electric furnace. Background The medium frequency electric furnace is a power supply device which converts the power frequency 50HZ alternating current into the medium frequency of more than 300HZ and 10000HZ, the three-phase power frequency alternating current is converted into direct current after rectification, and then the direct current is converted into adjustable medium frequency current, the medium frequency alternating current flowing in a capacitor and an induction coil is supplied, high-density magnetic force lines are generated in the induction coil, metal materials contained in the induction coil are cut, great eddy currents are generated in the metal materials, certain heat is necessarily generated due to the heat effect of the current, and the additional temperature rise is caused. The water cooling system is a key system for cooling the medium-frequency electric furnace and guaranteeing the safe operation of equipment, and because the temperature inside the medium-frequency electric furnace is very high and only can radiate heat through the shell of the medium-frequency electric furnace, the radiating efficiency of the shell is very low, so that the temperature of a production workshop is very high, and the working environment of workers is poor. The existing common water cooling structure of the intermediate frequency electric furnace is that an annular water pipe is arranged outside a furnace body, and cooling water is sprayed to a furnace shell. And the cooling water is continuously sprayed to the surface of the furnace body, so that serious waste of water resources is caused, and the effective cooling area of the water cooling structure is small, so that the cooling effect of the furnace body is not ideal. Disclosure of utility model The utility model aims to provide a water cooling system of a medium frequency electric furnace, which aims to overcome the problems existing in the prior equipment. The water cooling system of the intermediate frequency electric furnace comprises the intermediate frequency electric furnace, a cooling device, a water tank and a cooling water pipe, wherein the cooling device is used for cooling the cooling water and comprises a first cooling device and a second cooling device, the cooling water pipe is connected with the first cooling device, the second cooling device and the water tank in a sealing way to form a closed cooling loop, a plurality of radiating fins are arranged on the cooling water pipe, the first cooling device and the second cooling device are identical in structure and respectively comprise a heat exchange mechanism, a compressor, a condenser and a pressure reducer which are sequentially connected into a closed loop through pipelines, and the heat exchange mechanism comprises a first refrigerant tank, a second refrigerant tank, a cooling tank arranged between the first refrigerant tank and the second refrigerant tank and a plurality of refrigerant pipes which penetrate through the cooling tank and are respectively connected with the first refrigerant tank and the second refrigerant tank at two ends. Based on the technical scheme, the utility model can also be improved as follows: As a further improvement of the technical scheme, the cooling water pipe comprises a first cooling water outlet pipe, a second cooling water outlet pipe, a first cooling water inlet pipe and a second cooling water inlet pipe, wherein the first cooling water outlet pipe is connected between the medium frequency electric furnace and the first cooling device, the second cooling water outlet pipe is connected between the first cooling device and the water tank, the first cooling water inlet pipe is connected between the water tank and the second cooling device, the second cooling water inlet pipe is connected between the second cooling device and the medium frequency electric furnace, and a plurality of radiating fins are sleeved on the first cooling water outlet pipe, the second cooling water outlet pipe, the first cooling water inlet pipe and the second cooling water inlet pipe. As a further improvement of the technical scheme, the water tank is filled with cooling water, the first cooling device and the second cooling device are both provided with a cooling water inlet and a cooling water outlet, a first water pump is connected between the cooling water outlet of the first cooling device and one end of the second cooling water outlet pipe, and a second water pump is connected between the cooling water inlet of the second cooling device and one end of the first cooling water inlet pipe. As a further improvement of the technical scheme, the first cooling water outlet pipe and the second cooling water inlet pipe are arranged in a plurality, water inlet and outle