CN218210714U - Energy-saving intermediate frequency electric stove - Google Patents

Abstract

The utility model discloses an energy-saving intermediate frequency electric stove relates to intermediate frequency furnace technical field. The utility model discloses an energy-saving intermediate frequency electric stove, including mount and heat preservation stove, the inside of mount is provided with the turnover mechanism that is used for carrying out the upset to the heat preservation stove with the surface of heat preservation stove, the inside of heat preservation stove is provided with electric stove mechanism. The utility model discloses an electric stove mechanism realizes heating the metal block and makes it melt, high temperature flue gas when heating the metal through the heat flow pipe realizes absorbing the waste heat through furnace body and supporting shoe in leading-in inside to the heat preservation stove, through circulate to the inner wall of casing after the ring heater heating once more and carry out reutilization, the bell through convex structure and the inner wall laminating of interior casing and then realize sealing the inner wall of interior casing, make the gaseous circulation each other of the inside of casing and heat preservation stove improve the rate of heating in the casing, and then the heat when realizing the heating of electric stove mechanism carries out reuse, thereby energy saving consumption.

Description

Energy-saving intermediate frequency electric furnace

Technical Field

The utility model relates to an intermediate frequency furnace technical field, concretely relates to energy-saving intermediate frequency electric stove.

Background

The medium frequency electric furnace is a power supply device for converting power frequency 50Hz alternating current into medium frequency (more than 300Hz to 10000 Hz), and consists of a frequency conversion device, a furnace body, a furnace front control and the like, wherein the medium frequency electric furnace is used for melting cast iron blocks into molten iron, pouring the molten iron into sand molds, cooling and then opening the molds to obtain castings, and is important equipment for producing molten cast iron by casting.

The energy-saving efficiency of the existing intermediate frequency electric furnace is low when the intermediate frequency electric furnace is used, the flue gas discharged by the intermediate frequency electric furnace has very high temperature, and the flue gas with the high temperature is not reused, so that the phenomenon of energy waste exists.

Therefore, an energy-saving medium-frequency electric furnace is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving the problem that the energy-saving efficiency is lower when the existing intermediate frequency electric furnace is used, the utility model provides an energy-saving intermediate frequency electric furnace.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an energy-saving intermediate frequency electric stove, includes mount and heat preservation stove, the inside of mount is provided with the mechanism that overturns that is used for carrying out the upset to the heat preservation stove with the surface of heat preservation stove, the inside of heat preservation stove is provided with electric stove mechanism, the inboard top of mount is provided with electric putter, that kind has the bell is fixed to electric putter's free end, the inside of bell is provided with and is used for carrying out the hot flow pipe that flows back to the heat.

Further, the mechanism of overturning is including solid fixed ring, the fixed cover in surface of heat preservation stove is equipped with solid fixed ring, gu fixed ring's left side wall fixed mounting has first rotation round pin, the free end of first rotation round pin is the rotation grafting installation setting with the left side wall of mount, gu fixed ring's right side wall fixed mounting has the second rotation round pin, the free end of second rotation round pin runs through the right side inner wall to the outside fixed mounting that extends to the mount has the gear wheel, the right side wall fixed mounting of mount has the gear box, the right side wall fixed mounting of gear box has the motor, the inside fixed mounting that the output of motor runs through the gear box has the pinion, the pinion is the meshing installation setting with the gear wheel.

Further, electric stove mechanism includes the furnace body, the inboard bottom fixed mounting furnace body of heat preservation stove, the inside surperficial cover that is located the furnace body of heat preservation stove is equipped with the electric heat ring, the inside of furnace body is provided with the supporting shoe, the supporting shoe adopts heat conduction ceramic material to make, the inside grafting of supporting shoe is installed and is interior casing.

Further, the bell is the convex structure setting, and the bell is the laminating setting with the inner wall of inner casing.

Furthermore, the number of the hot flow pipes is four, and the four hot flow pipes are arranged in an annular array.

Furthermore, one end of the hot flow pipe is positioned in the inner shell, and the other end of the hot flow pipe is positioned in the holding furnace.

The utility model has the advantages as follows:

1. the utility model discloses an electric putter drives the vertical downstream of bell, it realizes that the inside to electric stove mechanism and heat preservation stove communicates through the hot current pipe to closely laminate the messenger with the top of electric stove mechanism through the bell, it makes its melting to heat the metal block through electric stove mechanism realization, high temperature flue gas when heating the metal through the hot current pipe realizes absorbing the waste heat through furnace body and supporting shoe in leading-in inside to the heat preservation stove, through circulate to the inner wall of casing after the heating of ring heater once more and carry out reutilization, the bell through convex structure and the inner wall laminating of interior casing and then realize that the inner wall of internal casing seals, make the gaseous circulation of the inside of casing and heat preservation stove improve the rate of heating in the casing, and then realize carrying out reuse to the heat when heating of electric stove mechanism inside, thereby energy saving consumption.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a front view of the present invention;

fig. 3 is a schematic view of a front cross-sectional view of the present invention;

reference numerals are as follows: 1. a fixed mount; 2. a holding furnace; 3. a tipping mechanism; 301. a fixing ring; 302. a first rotation pin; 303. a second rotation pin; 304. a gear case; 305. an electric motor; 306. a pinion gear; 307. a bull gear; 4. an electric furnace mechanism; 401. a furnace body; 402. an electric heating coil; 403. a support block; 404. an inner housing; 5. an electric push rod; 6. a furnace cover; 7. a hot flow tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, an energy-saving intermediate frequency electric furnace comprises a fixed frame 1 and a heat preservation furnace 2, wherein a turnover mechanism 3 for turning over the heat preservation furnace 2 is arranged inside the fixed frame 1 and on the surface of the heat preservation furnace 2, an electric furnace mechanism 4 is arranged inside the heat preservation furnace 2, an electric push rod 5 is arranged at the top of the inner side of the fixed frame 1, a furnace cover 6 is fixed at the free end of the electric push rod 5, and a hot flow pipe 7 for refluxing heat is arranged inside the furnace cover 6; specifically do, place the metal block to the inside of electric stove mechanism 4, drive the vertical downstream of bell 6 through electric putter 5, closely laminate the messenger and communicate the inside of electric stove mechanism 4 and heat preservation stove 2 through bell 6 and heat preservation stove 2 and electric stove mechanism 4 top through hot flow tube 7, realize heating the metal block through electric stove mechanism 4, make it melt, the leading-in inside to heat preservation stove 2 of waste heat that produces when 7 with the heating of electric stove mechanism 4 inside through hot flow tube, drive the vertical upstream of bell 6 through electric putter 5, make heat preservation stove 2 and electric stove mechanism 4 open, mechanism 3 emptys the interior molten metal liquid of electric stove mechanism 4 through overturning.

As shown in fig. 3, the turnover mechanism 3 includes a fixing ring 301, the surface of the holding furnace 2 is fixedly sleeved with the fixing ring 301, a left side wall of the fixing ring 301 is fixedly provided with a first rotating pin 302, a free end of the first rotating pin 302 is rotatably inserted into and mounted on a left side wall of the fixing frame 1, a right side wall of the fixing ring 301 is fixedly provided with a second rotating pin 303, a free end of the second rotating pin 303 penetrates through a right side inner wall and extends to the outside of the fixing frame 1 to be fixedly provided with a large gear 307, a right side wall of the fixing frame 1 is fixedly provided with a gear box 304, a right side wall of the gear box 304 is fixedly provided with an electric motor 305, an output end of the electric motor 305 penetrates through the inside of the gear box 304 to be fixedly provided with a small gear 306, and the small gear 306 and the large gear 307 are mounted in a meshing manner; specifically, the motor 305 drives the pinion 306 to rotate, the pinion 306 is meshed with the gearwheel 307, the second rotating pin 303 rotates, the second rotating pin 303 drives the fixing ring 301 to rotate, the holding furnace 2 and the electric furnace mechanism 4 are inclined, and accordingly the metal solution in the electric furnace mechanism 4 is poured.

As shown in fig. 3, the electric furnace mechanism 4 includes a furnace body 401, the furnace body 401 is fixedly installed at the bottom of the inner side of the heat-preserving furnace 2, an electric heating ring 402 is sleeved on the surface of the furnace body 401 inside the heat-preserving furnace 2, a supporting block 403 is arranged inside the furnace body 401, the supporting block 403 is made of a heat-conducting ceramic material, and an inner shell 404 is inserted into the supporting block 403; specifically, add the metal block to the inside of interior casing 404, it produces electromagnetic induction to make the inside metal block of interior casing 404 through ring heater 402 circular telegram, make to heat the metal block and realize that the metal block melts, and then realize carrying out the energy storage to the heat through supporting shoe 403, simultaneously in the heating to the metal block, high temperature flue gas when heating the metal through hot flow tube 7 realizes absorbing the waste heat leading-in to holding furnace 2's inside through furnace body 401 and supporting shoe 403, circulate to the inner wall of casing 404 through ring heater 402 heating again and carry out the reutilization.

As shown in fig. 3, the furnace cover 6 is arranged in a convex structure, and the furnace cover 6 is attached to the inner wall of the inner housing 404; specifically, the inner wall of the inner housing 404 is sealed by attaching the furnace cover 6 having a convex structure to the inner wall of the inner housing 404, so that the gas inside the housing 404 and the holding furnace 2 can flow through each other to increase the heating rate inside the housing 404.

As shown in fig. 1 and 2, the number of the heat flow pipes 7 is four, and the four heat flow pipes 7 are arranged in a circular array; specifically, the waste heat generated when the metal is heated is rapidly led out through the four groups of hot flow pipes 7.

As shown in fig. 3, one end of the hot flow pipe 7 is located inside the inner case 404, and the other end of the hot flow pipe 7 is located inside the holding furnace 2; specifically, the residual heat generated when the interior of the inner casing 404 is heated is introduced into the interior of the holding furnace 2 through the hot-flow pipe 7.

Claims (6)

1. The utility model provides an energy-saving intermediate frequency electric stove, its characterized in that, includes mount (1) and heat preservation stove (2), the inside of mount (1) is provided with turnover mechanism (3) that are used for going on overturning heat preservation stove (2) with the surface of heat preservation stove (2), the inside of heat preservation stove (2) is provided with electric stove mechanism (4), the inboard top of mount (1) is provided with electric putter (5), that kind is fixed to the free end of electric putter (5) has bell (6), the inside of bell (6) is provided with and is used for carrying out hot flow pipe (7) that flow back to the heat.

2. The energy-saving intermediate frequency electric furnace of claim 1, characterized in that, the mechanism of overturning (3) is including solid fixed ring (301), the fixed surface cover of heat preservation stove (2) is equipped with solid fixed ring (301), the left side wall fixed mounting of solid fixed ring (301) has first rotating pin (302), the free end of first rotating pin (302) is the installation setting of rotating the grafting with the left side wall of mount (1), the right side wall fixed mounting of solid fixed ring (301) has second rotating pin (303), the free end of second rotating pin (303) runs through the right side inner wall to the outside fixed mounting that extends to mount (1) has gear wheel (307), the right side wall fixed mounting of mount (1) has gear box (304), the right side wall fixed mounting of gear box (304) has motor (305), the output of motor (305) runs through the inside fixed mounting of gear box (304) has pinion (306), pinion (306) are the meshing installation setting with gear wheel (307).

3. The energy-saving medium-frequency electric furnace according to claim 1, wherein the electric furnace mechanism (4) comprises a furnace body (401), the furnace body (401) is fixedly installed at the bottom of the inner side of the heat preserving furnace (2), an electric heating ring (402) is sleeved on the surface of the furnace body (401) inside the heat preserving furnace (2), a supporting block (403) is arranged inside the furnace body (401), the supporting block (403) is made of heat-conducting ceramic materials, and an inner shell (404) is installed inside the supporting block (403) in an inserted manner.

4. An energy-saving medium frequency electric furnace according to claim 3, wherein the furnace cover (6) is of a convex structure, and the furnace cover (6) is attached to the inner wall of the inner housing (404).

5. An energy-saving medium frequency electric furnace according to claim 1, characterized in that the number of the hot flow pipes (7) is four, and the four hot flow pipes (7) are arranged in a circular array.

6. An energy saving type medium frequency electric furnace according to claim 3, wherein one end of the heat flow pipe (7) is located inside the inner case (404) and the other end of the heat flow pipe (7) is located inside the holding furnace (2).

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