CN217636729U - Double-coil induction furnace system - Google Patents

Double-coil induction furnace system Download PDF

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Publication number
CN217636729U
CN217636729U CN202221579240.8U CN202221579240U CN217636729U CN 217636729 U CN217636729 U CN 217636729U CN 202221579240 U CN202221579240 U CN 202221579240U CN 217636729 U CN217636729 U CN 217636729U
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induction furnace
furnace body
furnace
induction
rotating shaft
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CN202221579240.8U
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Chinese (zh)
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贡昊
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Shanghai Chenrong Electric Furnace Co ltd
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Shanghai Chenrong Electric Furnace Co ltd
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Abstract

The utility model discloses a twin coil induction furnace system, include: a furnace body; the induction furnace is arranged in the inner cavity of the furnace body and can be turned over up and down; an ingot mould which is positioned in the inner cavity of the furnace body and below the induction furnace; the induction furnaces are respectively a first induction furnace and a second induction furnace, the upper ends of the first induction furnace and the second induction furnace are of an open structure, and the first induction furnace and the second induction furnace are staggered in height and distributed in a left-right staggered manner; the bottom wall of the inner cavity of the furnace body is provided with at least two brackets capable of rotating horizontally, the ingot molds are arranged circumferentially around the rotating central axis of the brackets, and during transfer, the opening of one of the ingot molds faces upwards to just face the first induction furnace or the second induction furnace; the upper side of the furnace body is fixedly provided with a first feeding box and a second feeding box. So that the production efficiency can be further improved.

Description

Double-coil induction furnace system
Technical Field
The utility model relates to a metal smelting technical field particularly, is a coil type induction furnace system.
Background
An induction smelting furnace is a vacuum smelting periodic operation complete equipment which melts metal by using a medium-frequency induction heating principle under a vacuum condition, and provides important structural materials and functional materials for industries such as aerospace, nuclear energy, petrochemical industry, electronic industry and the like. The high-temperature alloy, the high-grade precision alloy and the high-purity nonferrous metal such as nickel-based, cobalt-based, iron-based and the like can be smelted, refined and cast under high vacuum or protective atmosphere. However, in the prior art, only one induction furnace and one ingot mold are arranged in the vacuum furnace body, so that the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a twin coil induction furnace system for production efficiency can obtain further promotion.
The purpose of the utility model is realized like this: a dual coil induction furnace system comprising:
the furnace body is provided with a vacuumizing device for keeping the interior of the furnace body in a vacuum state;
the induction furnace is arranged in the inner cavity of the furnace body and can be turned over up and down;
the ingot mold is positioned in the inner cavity of the furnace body and below the induction furnace, and the opening of the ingot mold faces upwards to receive materials poured by the induction furnace;
the induction furnaces are respectively a first induction furnace and a second induction furnace, the upper ends of the first induction furnace and the second induction furnace are of an open structure, and the first induction furnace and the second induction furnace are staggered in height and distributed in a left-right staggered manner;
the bottom wall of the inner cavity of the furnace body is provided with at least two brackets capable of rotating horizontally, the ingot molds are arranged circumferentially around the central axis of rotation of the brackets, and during transfer, the opening of one of the ingot molds faces upwards and directly faces the first induction furnace or the second induction furnace;
a first feeding box and a second feeding box are fixedly arranged on the upper side of the furnace body, the lower ports of the first feeding box and the second feeding box are positioned in the inner cavity of the furnace body, are respectively arranged as a discharging port, and are respectively and downwards opposite to the upper end opening of the first induction furnace and the upper end opening of the second induction furnace;
the outer side walls of the first feeding box and the second feeding box are provided with side doors which can be opened and closed and are used for feeding.
The beneficial effects of the utility model reside in that:
because the induction furnaces which are arranged in a staggered mode are arranged, the two selectable ingot molds are arranged at least, and the two feeding boxes are arranged, the working process can be ensured not to be interrupted, and the production efficiency can be further improved.
Drawings
Fig. 1 is a system layout diagram of the present invention.
Fig. 2 is a schematic view of the carriage and its rotary drive.
Detailed Description
The invention will be further described with reference to the accompanying figures 1-2 and the specific embodiments.
As shown in fig. 1-2, a dual coil induction furnace system comprises:
the furnace body 2, the furnace body 2 disposes the vacuum-pumping device 1 used for keeping its inside in the vacuum state, the vacuum-pumping device 1 disposes vacuum pump and vacuum-pumping pipeline generally, connect the vacuum-pumping pipeline with the furnace body 2 cavity, start the vacuum pump and take out the gas in the furnace body 2, form the vacuum state in the furnace body 2;
the induction furnace is arranged in the inner cavity of the furnace body 2 and can be turned over up and down;
an ingot mould 7 is arranged in the inner cavity of the furnace body 2 and below the induction furnace, and the opening of the ingot mould 7 faces upwards to receive the materials poured by the induction furnace.
Wherein, the induction furnace is equipped with two, is first induction furnace 3, second induction furnace 4 that the upper end is open structure respectively, and the upper end of first induction furnace 3 and second induction furnace 4 is open structure, can be with the upper end opening of the ingot mould 7 of dumping the material that melts when the upset, and first induction furnace 3 staggers each other in the height with second induction furnace 4, and control the distribution of staggering to avoid both to produce the position interference phenomenon when using.
The bottom wall of the inner cavity of the furnace body 2 is provided with two brackets 11 which can rotate horizontally, the ingot molds 7 are arranged along the circumferential direction around the rotating central axis of the brackets 11, and the opening of one ingot mold 7 faces upwards to be opposite to the first induction furnace 3 or the second induction furnace 4 during transferring.
The upper side of the furnace body 2 is fixedly provided with a first feeding box 5 and a second feeding box 6, the lower ports of the first feeding box 5 and the second feeding box 6 are arranged in the inner cavity of the furnace body 2 and are arranged as discharge ports, and the lower ports are respectively downward opposite to the upper end opening of the first induction furnace 3 and the upper end opening of the second induction furnace 4, so that the thrown furnace burden can just fall into the first induction furnace 3 and the second induction furnace 4.
Because the induction furnaces which are arranged in a staggered mode are arranged, the two selectable ingot molds are arranged at least, and the two feeding boxes are arranged, the working process can be ensured not to be interrupted, and the production efficiency can be further improved.
The lateral wall of the first feeding box 5 and the second feeding box 6 is provided with a side door which can be opened and closed and is used for feeding, when feeding is needed, the side door is opened, feeding can be carried out on the first induction furnace 3 and the second induction furnace 4, and after the feeding is completed, the side door is closed.
A plurality of supporting legs 15 for supporting are fixed at the bottom of the furnace body 2, so that a gap is left between the bottom of the furnace body 2 and the ground. The bracket 11 is provided with a rotary driving device for driving the bracket to rotate horizontally, the rotary driving device comprises a rotary switching motor 9 and a middle rotating shaft 10, the rotary switching motor 9 is positioned on a ground foundation below the bottom of the furnace body 2 to save the floor area of equipment, the middle rotating shaft 10 is vertically arranged, the lower end of the middle rotating shaft 10 is in transmission connection with the output end of the rotary switching motor 9, the middle rotating shaft 10 penetrates through the bottom of the furnace body 2 in an upward rotating mode, the upper end of the middle rotating shaft 10 is fixedly connected with the bracket 11, and the axis of the middle rotating shaft 10 is overlapped with the central rotating axis of the bracket 11.
Through the improvement, the ingot mould 7 which needs to bear the materials can be automatically selected, only the rotary switching motor 9 is needed to output torque, the speed reducer drives the middle rotating shaft 10 and the bracket 11 to horizontally rotate, the ingot mould 7 which needs to bear the materials can be switched, the unloaded ingot mould 7 just faces one induction furnace, and the other full-load ingot mould 7 just faces the opposite side opening and closing door 8, so that the materials can be transferred.
The bracket 11 is close to the side opening and closing door 8 arranged on the side wall of the furnace body 2, the ingot moulds 7 are provided with two parts and are respectively arranged at the two side positions of the bracket 11, and when one ingot mould 7 is at the position for receiving materials, the other ingot mould 7 is close to the side opening and closing door 8 on the side wall of the furnace body 2.
An outer rotary cylinder 13 which is coaxial with the central rotary shaft 10 and is relatively movably sleeved on the central rotary shaft 10 is fixed on the lower side of the bracket 11, the outer rotary cylinder 13 is of a cylindrical structure, a rotary supporting seat 14 is fixed at the bottom of the furnace body 2, the central rotary shaft 10 relatively movably penetrates through the rotary supporting seat 14, the lower end of the outer rotary cylinder 13 is rotatably connected with the rotary supporting seat 14 through a bearing, and the matching gap can be sealed in a conventional manner through a sealing element. In this embodiment, the bracket 11 and the ingot mold 7 have a large weight, and an outer drum 13 is required to distribute the supporting load of the intermediate shaft 10 to reduce the starting pressure of the rotary switching motor 9.
In order to strengthen the structure, the outer side wall of the outer rotary drum 13 is provided with two linkage rods 12, one end of each linkage rod 12 is fixedly inserted into the outer side wall of the outer rotary drum 13, and the other end of each linkage rod is fixedly inserted into the lower side of the corresponding bracket 11.
The embodiment has the following advantages: the melting speed is high, a plurality of materials can be heated simultaneously, the energy utilization rate is high, the heat loss is less, the heating is fast, and the efficiency is high.
The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements on the above embodiments without departing from the general concept of the present invention, and such changes or improvements should fall within the protection scope of the present invention.

Claims (6)

1. A dual coil induction furnace system comprising:
the furnace body (2), the said furnace body (2) disposes the evacuating device (1) used for keeping its inside in the vacuum state;
the induction furnace is arranged in the inner cavity of the furnace body (2) and can be turned over up and down;
an ingot mould (7) which is positioned in the inner cavity of the furnace body (2) and below the induction furnace, wherein the opening of the ingot mould (7) faces upwards to receive materials poured by the induction furnace;
the method is characterized in that:
the induction furnaces are provided with two first induction furnaces (3) and two second induction furnaces (4) with opening structures at the upper ends, and the first induction furnaces (3) and the second induction furnaces (4) are mutually staggered in height and are distributed in a staggered mode from left to right;
the bottom wall of the inner cavity of the furnace body (2) is provided with at least two brackets (11) capable of rotating horizontally, the ingot molds (7) are arranged circumferentially around the rotating central axis of the brackets (11), and during transfer, the opening of one ingot mold (7) faces upwards to the first induction furnace (3) or the second induction furnace (4);
a first feeding box (5) and a second feeding box (6) are fixedly arranged on the upper side of the furnace body (2), the lower ports of the first feeding box (5) and the second feeding box (6) are positioned in the inner cavity of the furnace body (2) and are respectively arranged as a discharge port, and the lower ports are respectively opposite to the upper port of the first induction furnace (3) and the upper port of the second induction furnace (4) downwards;
the outer side walls of the first feeding box (5) and the second feeding box (6) are provided with side doors which can be opened and closed and are used for feeding.
2. A dual coil induction furnace system as defined in claim 1 wherein: the bracket (11) is provided with a rotary driving device for driving the bracket to rotate horizontally.
3. The dual coil induction furnace system of claim 1, wherein: the support frame (11) is close to the side opening and closing door (8) arranged on the side wall of the furnace body (2), the two ingot moulds (7) are arranged at the two sides of the support frame (11) respectively, and when one ingot mould (7) is located at the position for bearing materials, the other ingot mould (7) is close to the side opening and closing door (8) on the side wall of the furnace body (2).
4. A dual coil induction furnace system as defined in claim 2 wherein: a plurality of supporting legs (15) with supporting function are fixed at the bottom of the furnace body (2) so that a gap is reserved between the bottom of the furnace body (2) and the ground;
the rotary driving device comprises a rotary switching motor (9) and a middle rotating shaft (10), wherein the rotary switching motor (9) is arranged on a ground foundation below the bottom of the furnace body (2), the middle rotating shaft (10) is vertically arranged, the lower end of the middle rotating shaft (10) is in transmission connection with the output end of the rotary switching motor (9), the middle rotating shaft (10) penetrates through the bottom of the furnace body (2) in an upward rotating mode, the upper end of the middle rotating shaft (10) is fixedly connected with a bracket (11), and the axis of the middle rotating shaft (10) coincides with the central rotating axis of the bracket (11).
5. The dual coil induction furnace system of claim 4, wherein: an outer rotating cylinder (13) which is coaxial with the middle rotating shaft (10) and is relatively movably sleeved on the middle rotating shaft (10) is fixed on the lower side of the bracket (11), the outer rotating cylinder (13) is of a cylindrical structure, a rotating supporting seat (14) is fixed at the bottom of the furnace body (2), the middle rotating shaft (10) relatively movably penetrates through the rotating supporting seat (14), and the lower end of the outer rotating cylinder (13) is rotatably connected with the rotating supporting seat (14) through a bearing.
6. The dual coil induction furnace system of claim 5, wherein: the outer side wall of the outer rotating cylinder (13) is at least provided with two linkage rods (12), one end of each linkage rod (12) is fixedly inserted into the outer side wall of the outer rotating cylinder (13), and the other end of each linkage rod is fixedly inserted into the lower side of the corresponding inserting bracket (11).
CN202221579240.8U 2022-06-23 2022-06-23 Double-coil induction furnace system Active CN217636729U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221579240.8U CN217636729U (en) 2022-06-23 2022-06-23 Double-coil induction furnace system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221579240.8U CN217636729U (en) 2022-06-23 2022-06-23 Double-coil induction furnace system

Publications (1)

Publication Number Publication Date
CN217636729U true CN217636729U (en) 2022-10-21

Family

ID=83629028

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221579240.8U Active CN217636729U (en) 2022-06-23 2022-06-23 Double-coil induction furnace system

Country Status (1)

Country Link
CN (1) CN217636729U (en)

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