Cooling device for medium-frequency electric furnace

Abstract

The utility model discloses a cooling device of a medium-frequency electric furnace, which relates to the technical field of medium-frequency electric furnaces and comprises a cold water tank, one end of the cold water tank is provided with a sliding groove, one end of the sliding groove is provided with a sleeve scraping plate, one end of the sleeve scraping plate is provided with a sliding block, one end of the sliding block is provided with a pipe hole, and one end of the pipe hole is provided with a hard heat exchange pipe. A liquid control motor is mounted at one end of the hard heat exchange tube, a mounting cylinder is mounted at one end of the liquid control motor, a rotating hole is formed in the middle end of the mounting cylinder, a liquid cooling tube is mounted at the middle end of the rotating hole, and a fin plate is mounted at one end of the liquid cooling tube. Through the arrangement of the cold water tank, the liquid cooling pipe and the fin plate, cooling liquid in the hard heat exchange pipe is guided into the liquid cooling pipe by starting the liquid control motor, the liquid cooling pipe is clamped on the fin plate, the fin plate is arranged in the shell of the medium-frequency electric furnace in a surrounding mode through the bolts, and the liquid cooling pipe is combined to achieve the maximum cold and heat conduction cooling operation. And the rapid cooling effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of intermediate frequency electric furnaces, and specifically relates to a cooling device for an intermediate frequency electric furnace. Background Art

[0002] An intermediate frequency electric furnace is a power supply device that converts 50HZ alternating current of industrial frequency into intermediate frequency, and is composed of a frequency conversion device, a furnace body, a front furnace control, etc. In order to better protect the intermediate frequency electric furnace, after the intermediate frequency electric furnace is used, it is necessary to cool the intermediate frequency electric furnace through a cooling device. Therefore, a cooling device for an intermediate frequency electric furnace is needed.

[0003] A patent document with the prior art publication number CN218210803U provides a cooling device for an intermediate frequency electric furnace, including a box body. Two groups of elastic mechanisms are arranged at the side end of the box body. The elastic mechanism includes a telescopic rod and a spring. The telescopic rod and the spring are both arranged between the side end of the box body and a push plate. The spring is sleeved on the outer periphery of the telescopic rod. A push plate is arranged between the side ends of the two groups of elastic mechanisms. A cooling mechanism is arranged between the side end of the push plate and the inner cavity of the box body. Multiple groups of drainage plates are arranged in the inner cavity of the box body. A fixing frame is arranged at one end of the box body away from the push plate. A first cooling fan is arranged in the fixing frame. A heat dissipation plate is arranged in the fixing frame. Multiple groups of heat conduction plates are arranged between the heat dissipation plate and the inner cavity of the box body. Second cooling fans are arranged on both sides of the box body. This application can cool the intermediate frequency electric furnace and at the same time cool the cooled water, with good cooling effect and improved working efficiency of the intermediate frequency electric furnace. However, when the technology of CN218210803U is operating, it cannot effectively improve the rapid cooling effect of the device, at the same time cannot effectively improve the protection effect of the device, and cannot improve the cleanliness of the device. For this reason, a cooling device for an intermediate frequency electric furnace is urgently needed. Summary of the Utility Model

[0004] Based on this, the purpose of the present utility model is to provide a cooling device for an intermediate frequency electric furnace to solve the problems that the existing cooling device for an intermediate frequency electric furnace cannot effectively improve the rapid cooling effect of the device, at the same time cannot effectively improve the protection effect of the device, and cannot improve the cleanliness of the device when in use.

[0005] To achieve the above purpose, the present utility model provides the following technical solution: A cooling device for an intermediate frequency electric furnace, including a cold water tank. A chute is opened at one end of the cold water tank. A sleeve scraper is installed at one end of the chute. A slider is installed at one end of the sleeve scraper. A pipe hole is installed at one end of the slider. A rigid heat exchange pipe is installed at one end of the pipe hole.

[0006] One end of the rigid heat exchange tube is equipped with a liquid control motor, one end of the liquid control motor is equipped with an installation cylinder, a rotating hole is provided in the middle of the installation cylinder, a liquid cooling tube is installed in the middle of the rotating hole, one end of the liquid cooling tube is equipped with a fin plate, and bolts are installed at the lower end of the fin plate.

[0007] One end of the cold water tank is equipped with a telescopic sheath, and one end of the telescopic sheath is equipped with a threaded rod.

[0008] Preferably, the sleeve scraper is movably connected to the rigid heat exchange tube through a tube hole, and the inner end surface of the sleeve scraper is closely attached to the outer end surface of the rigid heat exchange tube.

[0009] Preferably, the sleeve scraper forms a sliding structure with the cold water tank through a chute, and the sliders are symmetrically arranged with respect to the central axis of the sleeve scraper.

[0010] Preferably, the installation cylinder forms a rotating structure with the liquid cooling tube through the rotating hole, and the rigid heat exchange tube is threadedly connected to the liquid cooling tube through the installation cylinder.

[0011] Preferably, the liquid cooling tube is snap-fitted with the fin plate, and the bolts are symmetrically arranged with respect to the central axis of the fin plate.

[0012] Preferably, the threaded rod forms a telescopic structure with the cold water tank through the telescopic sheath, and the inner end diameter of the telescopic sheath is larger than the outer end diameter of the installation cylinder.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. By setting the cold water tank, liquid cooling tube and fin plate, the present utility model can introduce the coolant in the rigid heat exchange tube into the liquid cooling tube by starting the liquid control motor. The liquid cooling tube is clamped on the fin plate, and the fin plate is surrounded in the intermediate frequency electric furnace shell through bolts. Combining with the liquid cooling tube can achieve the maximum heat and cold conduction cooling operation, improving the rapid cooling effect of the device;

[0015] 2. By setting the cold water tank, liquid cooling tube, telescopic sheath and threaded rod, the present utility model can prevent the exposed position of the liquid cooling tube from being accidentally touched by the staff. One end of the telescopic sheath is sleeved outside the outer end of the installation cylinder at the hot water end of the liquid cooling tube, one end of which is snap-fitted with the cold water tank, and the other end is connected to the intermediate frequency electric furnace shell through the threaded rod, improving the protection effect of the device;

[0016] 3. By setting the cold water tank, chute and sleeve scraper, since the rigid heat exchange tube is fixedly arranged in the cold water tank, scale and the like will be formed on its surface after long-term contact with the moving water in the cold water tank. The sleeve scraper can be regularly operated to move back and forth in the cold water tank through the slider and the chute, so as to remove the attachments on the surface of the rigid heat exchange tube, prevent it from affecting the cooling effect, and improve the cleanliness of the device. Brief Description of the Drawings

[0017] Figure 1 This is the front elevation sectional view of the present utility model;

[0018] Figure 2 This is the structural schematic diagram of the rear view of the present utility model;

[0019] Figure 3 This is the structural schematic diagram of the bottom view of the present utility model;

[0020] Figure 4 This is the structural schematic diagram of the disassembled present utility model.

[0021] In the figure: 1, cold water tank; 2, chute; 3, sleeve scraper; 4, slider; 5, pipe hole; 6, hard heat exchange pipe; 7, liquid control motor; 8, installation cylinder; 9, rotation hole; 10, liquid cooling pipe; 11, fin plate; 12, bolt; 13, telescopic sheath; 14, threaded rod. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation to the present utility model.

[0023] Next, according to the overall structure of the present utility model, its embodiments will be described.

[0024] Please refer to Figures 1-4 , a cooling device for an intermediate frequency electric furnace, including a cold water tank 1, a chute 2 is opened at one end of the cold water tank 1, a sleeve scraper 3 is installed at one end of the chute 2, a slider 4 is installed at one end of the sleeve scraper 3, a pipe hole 5 is installed at one end of the slider 4, a hard heat exchange pipe 6 is installed at one end of the pipe hole 5, the sleeve scraper 3 is movably connected to the hard heat exchange pipe 6 through the pipe hole 5, and the inner end surface of the sleeve scraper 3 is in close contact with the outer end surface of the hard heat exchange pipe 6. The sleeve scraper 3 and the cold water tank 1 form a sliding structure through the chute 2, and the sliders 4 are symmetrically arranged with respect to the central axis of the sleeve scraper 3. Due to the fixed installation of the hard heat exchange pipe 6 in the cold water tank 1, scale and the like will be formed on its surface after long-term contact with moving water in the cold water tank 1. The sleeve scraper 3 can be regularly operated to move back and forth in the cold water tank 1 through the slider 4 and the chute 2, so as to remove the attachments on the surface of the hard heat exchange pipe 6, prevent it from affecting the cooling effect, and improve the cleanliness of the device.

[0025] Please refer to Figures 1-4, An intermediate frequency electric furnace cooling device. One end of the hard heat exchange tube 6 is installed with a liquid control motor 7. One end of the liquid control motor 7 is installed with an installation cylinder 8. A rotating hole 9 is opened in the middle end of the installation cylinder 8. A liquid cooling tube 10 is installed in the middle end of the rotating hole 9. One end of the liquid cooling tube 10 is installed with a fin plate 11. A bolt 12 is installed at the lower end of the fin plate 11. The installation cylinder 8 and the liquid cooling tube 10 form a rotating structure through the rotating hole 9, and the hard heat exchange tube 6 is threadedly connected to the liquid cooling tube 10 through the installation cylinder 8. The liquid cooling tube 10 is snap-fitted with the fin plate 11, and the bolts 12 are symmetrically arranged with respect to the central axis of the fin plate 11. By starting the liquid control motor 7, the cooling liquid in the hard heat exchange tube 6 is introduced into the liquid cooling tube 10. The liquid cooling tube 10 is clamped on the fin plate 11, and the fin plate 11 is surrounded in the intermediate frequency electric furnace shell through the bolts 12. Combined with the liquid cooling tube 10, the maximum heat and cold conduction cooling operation is achieved, and the rapid cooling effect of the device is improved.

[0026] Please refer to Figures 1-4 , An intermediate frequency electric furnace cooling device. One end of the cold water tank 1 is installed with a telescopic sheath 13. One end of the telescopic sheath 13 is installed with a threaded rod 14. The threaded rod 14 and the cold water tank 1 form a telescopic structure through the telescopic sheath 13, and the inner diameter of the inner end of the telescopic sheath 13 is larger than the outer diameter of the outer end of the installation cylinder 8. The outer end of the installation cylinder 8 at the hot water end of the liquid cooling tube 10 is sleeved through the telescopic sheath 13. One end of it is snap-fitted with the cold water tank 1, and the other end is connected to the intermediate frequency electric furnace shell through the threaded rod 14, effectively preventing the exposed position of the liquid cooling tube 10 from being accidentally touched by the staff and improving the protection effect of the device.

[0027] Working principle: When in use, first start the liquid control motor 7 to make the cooling liquid in the hard heat exchange tube 6 flow into the liquid cooling tube 10. The liquid cooling tube 10 is clamped on the fin plate 11, and the fin plate 11 is surrounded in the intermediate frequency electric furnace shell through the bolts 12. Combined with the liquid cooling tube 10, the maximum heat and cold conduction cooling operation is achieved. The telescopic sheath 13 is sleeved on the outer end of the installation cylinder 8 at the hot water end of the liquid cooling tube 10. One end of it is snap-fitted with the cold water tank 1, and the other end is connected to the intermediate frequency electric furnace shell through the threaded rod 14, effectively preventing the problem that the exposed position of the liquid cooling tube 10 is accidentally touched by the staff. The hard heat exchange tube 6 is fixedly arranged in the cold water tank 1. Long-term contact with moving water in the cold water tank 1 will form scale on its surface, etc. The scraping plate 3 can be regularly operated to move back and forth in the cold water tank 1 through the slider 4 and the chute 2, so as to remove the attachments on the surface of the hard heat exchange tube 6 to prevent it from affecting the cooling effect. In this way, the use process of the device is completed. The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0028] The orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only a simplified description for facilitating the description of the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the protected content of the present utility model.

[0029] Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A medium frequency electric furnace cooling device, comprising a cold water tank (1), characterized in that: A slide groove (2) is provided at one end of the cold water tank (1), a sleeve scraper (3) is installed at one end of the slide groove (2), a slider (4) is installed at one end of the sleeve scraper (3), a tube hole (5) is installed at one end of the slider (4), and a hard heat exchange tube (6) is installed at one end of the tube hole (5); A liquid control motor (7) is installed at one end of the hard heat exchange tube (6), a mounting tube (8) is installed at one end of the liquid control motor (7), a rotating hole (9) is opened at the middle end of the mounting tube (8), a liquid cooling tube (10) is installed at the middle end of the rotating hole (9), a fin plate (11) is installed at one end of the liquid cooling tube (10), and a bolt (12) is installed at the lower end of the fin plate (11); A telescopic sheath (13) is installed at one end of the cold water tank (1), and a threaded rod (14) is installed at one end of the telescopic sheath (13).

2. A medium frequency electric furnace cooling device according to claim 1, characterized in that: The scraper cover (3) is movably connected to the hard heat exchange tube (6) through the tube hole (5), and the inner end surface of the scraper cover (3) is tightly fitted with the outer end surface of the hard heat exchange tube (6).

3. A medium frequency electric furnace cooling device according to claim 1, characterized in that: The scraper cover (3) forms a sliding structure with the cold water tank (1) through the slide groove (2), and the sliding block (4) is symmetrically arranged with respect to the central axis of the scraper cover (3).

4. A medium frequency electric furnace cooling device according to claim 1, characterized in that: The mounting tube (8) forms a rotating structure with the liquid cooling tube (10) through the rotating hole (9), and the hard heat exchange tube (6) is threadedly connected to the liquid cooling tube (10) through the mounting tube (8).

5. The medium frequency electric furnace cooling device according to claim 1, characterized in that: The liquid cooling tube (10) is snap-connected to the fin plate (11), and the bolts (12) are symmetrically arranged with respect to the central axis of the fin plate (11).

6. A medium frequency electric furnace cooling device according to claim 1, characterized in that: The threaded rod (14) forms a telescopic structure with the cold water tank (1) through the telescopic sheath (13), and the inner end diameter of the telescopic sheath (13) is larger than the outer end diameter of the mounting tube (8).

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