CN219474309U

CN219474309U - Intermediate frequency electric furnace waste heat recovery device

Info

Publication number: CN219474309U
Application number: CN202223568545.1U
Authority: CN
Inventors: 许恩玉; 孙军; 陈金保
Original assignee: Yangzhou Xinlong Ferroalloy Manufacturing Co ltd
Current assignee: Yangzhou Xinlong Ferroalloy Manufacturing Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-08-04
Anticipated expiration: 2032-12-31

Abstract

The utility model relates to the technical field of medium frequency electric furnaces, in particular to a medium frequency electric furnace waste heat recovery device, which comprises a bottom plate, wherein a medium frequency electric furnace and a fixed ring are fixedly arranged at the upper end of the bottom plate, the medium frequency electric furnace is positioned in the fixed ring and is not contacted with the fixed ring, a top plate is fixedly connected to the upper end of the fixed ring, a plurality of air inlets are formed in the upper end of the top plate, the plurality of air inlets are distributed in an equidistant annular array and are not contacted with each other, a discharge pipe is fixedly connected to the right side of the outer surface of the fixed ring in a penetrating manner, an extraction mechanism is fixedly connected to the lower part of the outer surface of the discharge pipe in a penetrating manner, a supporting seat is fixedly connected to the lower end of the extraction mechanism, and the supporting seat comprises a fixed plate. According to the intermediate frequency electric furnace waste heat recovery device, the extraction mechanism is arranged outside the fixed ring, and when the intermediate frequency electric furnace waste heat recovery device is used, the extraction mechanism can extract heat collected inside the fixed ring by utilizing a siphon principle, so that damage caused by overhigh heat due to the fact that the extraction mechanism is close to the fixed ring can be avoided.

Description

Intermediate frequency electric furnace waste heat recovery device

Technical Field

The utility model relates to the technical field of medium-frequency electric furnaces, in particular to a waste heat recovery device of a medium-frequency electric furnace.

Background

The medium frequency induction furnace is characterized in that three-phase power frequency alternating current is rectified and then is changed into direct current, then the direct current is changed into adjustable current, alternating current flowing through 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, and large eddy currents are generated in the metal materials, and the eddy currents also have some properties of medium frequency current, namely free electrons of metal flow in a metal body with a resistor to generate heat, and at least the following defects are caused in the conventional medium frequency electric furnace: the prior intermediate frequency electric furnace can generate larger heat when in use, the heat can be dissipated in the surrounding air to cause waste, and the surrounding working environment can be heated up, which is unfavorable for working, so we propose a new intermediate frequency electric furnace waste heat recovery device.

Disclosure of Invention

The utility model mainly aims to provide a waste heat recovery device of an intermediate frequency electric furnace, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a medium frequency electric stove waste heat recovery device, includes the bottom plate, bottom plate upper end fixed mounting has medium frequency electric stove and solid fixed ring, medium frequency electric stove is located solid fixed ring inside and contactless, gu fixed ring upper end fixedly connected with roof, it has a plurality of air inlet to open the roof upper end, a plurality of the equidistant annular array of air inlet distributes and each other contactless, gu fixed ring surface right side alternates fixedly connected with exhaust pipe, exhaust pipe surface lower part alternates fixedly connected with extraction mechanism, extraction mechanism lower extreme fixedly connected with supporting seat, the supporting seat includes the fixed plate, four first supporting legs of fixed plate lower extreme fixedly connected with, four bottom plate lower extreme fixedly connected with second supporting legs, four equal fixedly connected with supporting pad of second supporting leg lower extreme.

Preferably, the extraction mechanism is located outside the fixing ring and is not in contact with the fixing ring, and four first support legs and four second support legs are distributed in an annular array and are not in contact with each other.

Preferably, a first connecting hole is formed in the right side of the outer surface of the fixing ring, and a plurality of heat collecting sheets are fixedly connected to the inner surface of the fixing ring.

Preferably, the plurality of heat collecting plates are distributed in an annular array and are not contacted with each other, and the first connecting holes are fixedly connected with the discharge pipe in a penetrating way.

Preferably, the extraction mechanism comprises a fan, the upper end of the fan is fixedly connected with a connecting pipe, and a second connecting hole is formed in the lower portion of the outer surface of the discharge pipe.

Preferably, the fan is fixedly connected with the supporting seat, and the connecting pipe is fixedly connected with the second connecting hole in a penetrating mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the fixing ring is arranged outside the intermediate frequency electric furnace, the plurality of heat collecting sheets are fixedly connected to the inner surface of the fixing ring, heat generated by the intermediate frequency electric furnace during use can be absorbed and collected by the plurality of heat collecting sheets inside the fixing ring, and the heat collected in the fixing ring is extracted and utilized through the extraction mechanism, so that the heat generated by the intermediate frequency electric furnace can be prevented from being dissipated in the air to cause waste and influence on surrounding working environment;

2. according to the utility model, the extraction mechanism is arranged outside the fixed ring, and when the device is used, the extraction mechanism can extract heat collected inside the fixed ring by utilizing a siphon principle, so that the damage caused by overhigh heat due to the fact that the extraction mechanism is close to the fixed ring can be avoided.

Drawings

FIG. 1 is an explosion schematic diagram of the whole structure of a waste heat recovery device of an intermediate frequency electric furnace;

FIG. 2 is a schematic diagram of the overall structure of a waste heat recovery device of an intermediate frequency electric furnace;

FIG. 3 is a schematic sectional view of the whole structure of a fixing ring of the intermediate frequency electric furnace waste heat recovery device;

fig. 4 is a schematic diagram showing the connection relationship between a discharge pipe and an extraction mechanism of the intermediate frequency electric furnace waste heat recovery device.

In the figure: 1. a bottom plate; 2. a medium frequency electric furnace; 3. a fixing ring; 31. a first connection hole; 32. a heat collecting sheet; 4. a top plate; 41. an air inlet; 5. a discharge pipe; 51. a second connection hole; 6. an extraction mechanism; 61. a blower; 62. a connecting pipe; 7. a support base; 71. a fixing plate; 72. a first support leg; 8. a second support leg; 9. and a support pad.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a medium frequency electric stove waste heat recovery device, including bottom plate 1, bottom plate 1 upper end fixedly connected with medium frequency electric stove 2 and solid fixed ring 3, medium frequency electric stove 2 is located solid fixed ring 3 inside and contactless, gu fixed ring 3 upper end fixedly connected with roof 4, it has a plurality of air inlet 41 to open the roof 4 upper end, a plurality of air inlet 41 equidistance annular array distributes and each other contactless, gu fixed ring 3 surface right side alternate fixedly connected with exhaust pipe 5, exhaust pipe 5 surface lower part alternate fixedly connected with extraction mechanism 6, extraction mechanism 6 lower extreme fixedly connected with supporting seat 7, supporting seat 7 includes fixed plate 71, fixed plate 71 lower extreme fixedly connected with four first supporting legs 72, bottom plate 1 lower extreme fixedly connected with four second supporting legs 8, equal fixedly connected with supporting pad 9 of four second supporting legs 8 lower extreme, extraction mechanism 6 is located gu fixed ring 3 outside and each other contactless, four first supporting legs 72 and four second supporting legs 8 all annular array distribute each other contactless.

In this embodiment, open on the right side of solid fixed ring 3 surface has first connecting hole 31, solid fixed ring 3 internal surface is connected with a plurality of heat collecting piece 32, a plurality of heat collecting piece 32 annular array distributes and each other contactless, first connecting hole 31 alternates fixed connection with discharge tube 5, through being provided with solid fixed ring 3 in intermediate frequency electric stove 2 outside, solid fixed ring 3 internal surface is connected with a plurality of heat collecting piece 32, the heat that intermediate frequency electric stove 2 produced when using can be absorbed by a plurality of heat collecting piece 32 of solid fixed ring 3 inside and collect, the rethread extraction mechanism 6 is taken out the heat of collecting in the solid fixed ring 3 and is utilized, can prevent that the heat that intermediate frequency electric stove 2 produced from giving off and causing extravagant and influence surrounding operational environment in the air.

In this embodiment, extraction mechanism 6 includes fan 61, fan 61 upper end fixedly connected with connecting pipe 62, and open the surface lower part of discharge tube 5 has second connecting hole 51, and fan 61 and supporting seat 7 fixed connection, connecting pipe 62 alternate fixed connection with second connecting hole 51, through setting up extraction mechanism 6 in solid fixed ring 3 outside, during the use, extraction mechanism 6 utilizes siphon principle can take out the heat of solid fixed ring 3 inside collection, can avoid extraction mechanism 6 to lead to the heat too high to take place to damage nearer apart from solid fixed ring 3 distance.

It should be noted that, in the use process, the intermediate frequency electric furnace 2 is firstly installed in the middle of the upper end of the bottom plate 1, and then the fixed ring 3 is installed at the upper end of the bottom plate 1, so that the intermediate frequency electric furnace 2 is located inside the fixed ring 3 for use, heat generated during use of the intermediate frequency electric furnace 2 can be absorbed and collected by the plurality of heat collecting sheets 32 inside the fixed ring 3, the extraction mechanism 6 in the device can run simultaneously along with the start of the intermediate frequency electric furnace 2, the heat collected inside the fixed ring 3 can be extracted and utilized during the operation of the extraction mechanism 6, and the outside of the fixed ring 3 arranged by the extraction mechanism 6 can prevent damage caused by overhigh temperature during the operation of the extraction mechanism 6.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a medium frequency electric stove waste heat recovery device, includes bottom plate (1), its characterized in that: bottom plate (1) upper end fixed mounting has intermediate frequency electric stove (2) and solid fixed ring (3), intermediate frequency electric stove (2) are located solid fixed ring (3) inside and contactless, gu fixed ring (3) upper end fixedly connected with roof (4), roof (4) upper end is opened there are a plurality of air inlet (41), a plurality of air inlet (41) equidistance annular array distributes and each other contactless, gu fixed ring (3) surface right side alternate fixedly connected with exhaust pipe (5), exhaust pipe (5) surface lower part alternate fixedly connected with extraction mechanism (6), extraction mechanism (6) lower extreme fixedly connected with supporting seat (7), supporting seat (7) are including fixed plate (71), fixed plate (71) lower extreme fixedly connected with four first supporting legs (72), bottom plate (1) lower extreme fixedly connected with four second supporting legs (8), four equal fixedly connected with supporting pad (9) of second supporting leg (8) lower extreme.

2. The intermediate frequency electric furnace waste heat recovery device according to claim 1, wherein: the extraction mechanism (6) is positioned outside the fixed ring (3) and is not contacted, and the four first supporting legs (72) and the four second supporting legs (8) are distributed in an annular array and are not contacted with each other.

3. The intermediate frequency electric furnace waste heat recovery device according to claim 1, wherein: the right side of the outer surface of the fixed ring (3) is provided with a first connecting hole (31), and the inner surface of the fixed ring (3) is fixedly connected with a plurality of heat collecting sheets (32).

4. A waste heat recovery device for an intermediate frequency electric furnace according to claim 3, wherein: the plurality of heat collecting sheets (32) are distributed in an annular array and are not contacted with each other, and the first connecting holes (31) are fixedly connected with the discharge pipe (5) in a penetrating mode.

5. The intermediate frequency electric furnace waste heat recovery device according to claim 1, wherein: the extraction mechanism (6) comprises a fan (61), a connecting pipe (62) is fixedly connected to the upper end of the fan (61), and a second connecting hole (51) is formed in the lower portion of the outer surface of the discharge pipe (5).

6. The intermediate frequency electric furnace waste heat recovery device according to claim 5, wherein: the fan (61) is fixedly connected with the supporting seat (7), and the connecting pipe (62) is fixedly connected with the second connecting hole (51) in a penetrating mode.