CN218864771U

CN218864771U - Energy-saving intermediate frequency furnace

Info

Publication number: CN218864771U
Application number: CN202222659468.4U
Authority: CN
Inventors: 谢国明; 丁江伟
Original assignee: Pingdingshan Mingjian Machinery Manufacturing Co ltd
Current assignee: Pingdingshan Mingjian Machinery Manufacturing Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-04-14
Anticipated expiration: 2032-10-10

Abstract

The utility model provides an energy-conserving intermediate frequency furnace relates to intermediate frequency furnace technical field, and this energy-conserving intermediate frequency furnace includes the stove courage, the top of stove courage is provided with the fire door, the fixed surface of fire door is provided with inner cover and dustcoat, be provided with induction coil between inner cover and the stove courage, the dustcoat sets up the outside at the inner cover, set up for the vacuum between inner cover and the dustcoat, the inner wall of fire door slides the laminating and has the bell, be provided with the pressure-relief vent on the bell, set up the fire door through the top at the stove courage, set up inner cover and dustcoat on the fire door, be vacuum setting between inner cover and the dustcoat, the inner wall and the bell of fire door slide the laminating, can be isolated by the vacuum between inner cover and the dustcoat when having realized the heat in the stove courage when outwards diffusing to lock the heat, can prevent the heat from scattering and disappearing on the fire door simultaneously, effectively reduced the loss of heat energy-saving effect.

Description

Energy-saving intermediate frequency furnace

Technical Field

The utility model relates to an intermediate frequency furnace technical field specifically is an energy-conserving intermediate frequency furnace.

Background

The intermediate frequency furnace is a power supply device for converting power frequency 50HZ alternating current into intermediate frequency (more than 300HZ to 10000 HZ), and the common frequency of the intermediate frequency furnace is 150-2500 Hz. The intermediate frequency furnace has the advantages of high smelting speed, uniform smelting temperature, good electric heating operation environment, good starting performance and the like. The medium frequency furnace consists of a frequency conversion device, a furnace body, a furnace front control part and the like, the medium frequency induction heating principle is electromagnetic induction, and the heat of the medium frequency induction heating is generated in a workpiece.

The intermediate frequency furnace is smelting the working process, and the intermediate frequency furnace passes through electromagnetic induction at the inside heat that produces of furnace body, and partial heat can run off through the furnace body, leads to the intermediate frequency furnace to need more power consumption just can reach the required temperature of work of smelting to cause the loss of heat energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-conserving intermediate frequency furnace aims at solving the intermediate frequency furnace among the prior art and in the smelting work process, and partial heat can run off through the furnace body, leads to the intermediate frequency furnace to need more power consumption could reach the required temperature of smelting work to cause the problem of the loss of heat energy.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the energy-saving intermediate frequency furnace comprises a furnace pipe, a furnace opening is formed in the top of the furnace pipe, an inner cover and an outer cover are fixedly arranged on the outer surface of the furnace opening, an induction coil is arranged between the inner cover and the furnace pipe, the outer cover is arranged outside the inner cover, the inner cover and the outer cover are arranged in a vacuum mode, a furnace cover is attached to the inner wall of the furnace opening in a sliding mode, and a pressure reducing hole is formed in the furnace cover.

The utility model discloses a further technical scheme does, the last fixed surface of dustcoat is provided with the chuck, the inner wall of chuck rotates the joint and has the carousel, the fixed layering that corresponds with the bell that is provided with on the carousel.

The further technical scheme of the utility model does, the fixed handle that is provided with on the bell.

The utility model discloses a further technical scheme does, the fixed relief pressure valve that is provided with of inner wall of pressure-reducing vent.

The utility model discloses a further technical scheme does, the bell includes the fixed plate, be provided with the cock board that matches with the fire door inner wall on the fixed plate.

The further technical proposal of the utility model is that the material of the fixing plate is silicate.

The further technical scheme of the utility model does, the cock board is made for the burning of fire clay.

The utility model discloses a further technical scheme does, the fixed base that is provided with in bottom of dustcoat.

The beneficial effects of the utility model are that:

set up the fire door through the top at the stove courage, set up inner cover and dustcoat on the fire door, be the vacuum setting between inner cover and the dustcoat, the inner wall and the bell of fire door slide and laminate, can be isolated by the vacuum between inner cover and the dustcoat when having realized the heat in the stove courage to lock the heat, the bell can prevent the heat from scattering and disappearing from the fire door simultaneously, has effectively reduced the loss of heat energy, realizes energy-conserving effect.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the housing according to the embodiment of the present invention.

In the figure: 1-furnace pipe, 101-furnace mouth, 2-inner cover, 3-outer cover, 4-induction coil, 5-furnace cover, 501-pressure reducing hole, 502-fixing plate, 503-plug plate, 6-chuck, 7-rotary table, 8-pressing bar, 9-handle, 10-pressure reducing valve, 11-base.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

The embodiment of the utility model is shown in fig. 1-3, an energy-conserving intermediate frequency furnace, including furnace pipe 1, furnace pipe 1 can hold the heating member, furnace pipe 1's top is provided with fire door 101, the heating member can pass in and out furnace pipe 1 through fire door 101, the external fixed surface of fire door 101 is provided with inner cover 2 and dustcoat 3, be provided with induction coil 4 between inner cover 2 and the furnace pipe 1, induction coil 4 can heat the heating member in furnace pipe 1, dustcoat 3 sets up the outside at inner cover 2, be the vacuum setting between inner cover 2 and the dustcoat 3, the vacuum setting can break the heat transfer between inner cover 2 and the dustcoat 3, the inner wall sliding fit of furnace door 101 has bell lid 5, bell lid 5 can be closed fire door 101, be provided with pressure relief vent 501 on the bell lid 5, pressure relief vent 501 can release the pressure in furnace pipe 1, prevent that furnace pipe 1 is too big.

The utility model discloses an in the embodiment, the heating member can get into stove courage 1 through fire door 101, and induction coil 4 can heat the heating member in the stove courage 1, and the heat in the stove courage 1 can be isolated by the vacuum between inner cover 2 and the dustcoat 3 when the outdiffusion to lock the heat, bell 5 can prevent the heat from scattering and disappearing from fire door 101 simultaneously, thereby has reduced the loss of heat energy, realizes energy-conserving effect.

In another preferred embodiment, a chuck 6 is fixedly arranged on the upper surface of the outer cover 3, a rotary disc 7 is rotationally clamped on the inner wall of the chuck 6, a pressing strip 8 corresponding to the furnace cover 5 is fixedly arranged on the rotary disc 7, and the rotary disc 7 can drive the pressing strip 8 to rotate to the upper surface of the furnace cover 5 and be attached to the upper surface of the furnace cover 5 by rotating in the chuck 6, so that the furnace cover 5 can be prevented from moving upwards and separating from the furnace opening 101, and the furnace cover 5 can be locked.

In order to facilitate the control of the movement of the furnace cover 5, a handle 9 is fixedly arranged on the furnace cover 5, and the furnace cover 5 can be controlled to move up and down through the handle 9.

Furthermore, a pressure reducing valve 10 is fixedly arranged on the inner wall of the pressure reducing hole 501, the pressure reducing valve 10 can release the pressure in the furnace pipe 1, the pressure in the furnace pipe 1 is prevented from being too high, and when the pressure in the furnace pipe 1 is small, the pressure reducing valve 10 is closed, so that the heat in the furnace pipe 1 can be prevented from losing along the pressure reducing hole 501.

Specifically, the furnace cover 5 comprises a fixing plate 502, and a plug plate 503 matched with the inner wall of the furnace opening 101 is arranged on the fixing plate 502.

In order to improve the heat insulation effect of the fixing plate 502, the fixing plate 502 is made of silicate.

Specifically, the plug 503 is made of fire clay.

In order to support the energy-saving intermediate frequency furnace, the base 11 is fixedly arranged at the bottom of the outer cover 3, and the base 11 can support the energy-saving intermediate frequency furnace to prevent the energy-saving intermediate frequency furnace from being corroded due to contact with the ground.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an energy-conserving intermediate frequency furnace, its characterized in that, includes stove courage (1), the top of stove courage (1) is provided with fire door (101), the external fixed surface of fire door (101) is provided with inner cover (2) and dustcoat (3), be provided with induction coil (4) between inner cover (2) and stove courage (1), dustcoat (3) set up the outside at inner cover (2), be the vacuum setting between inner cover (2) and dustcoat (3), the inner wall sliding fit of fire door (101) has bell (5), be provided with pressure relief vent (501) on bell (5).

2. The energy-saving intermediate frequency furnace according to claim 1, characterized in that a chuck (6) is fixedly arranged on the upper surface of the outer cover (3), a rotary table (7) is rotatably clamped on the inner wall of the chuck (6), and a pressing strip (8) corresponding to the furnace cover (5) is fixedly arranged on the rotary table (7).

3. The energy-saving intermediate frequency furnace according to the claim 1, characterized in that a handle (9) is fixedly arranged on the furnace cover (5).

4. The energy-saving intermediate frequency furnace according to claim 1, characterized in that the inner wall of the pressure reducing hole (501) is fixedly provided with a pressure reducing valve (10).

5. Energy-saving intermediate frequency furnace according to claim 1, characterized in that the furnace cover (5) comprises a fixing plate (502), and a plug plate (503) matched with the inner wall of the furnace mouth (101) is arranged on the fixing plate (502).

6. The energy-saving intermediate frequency furnace according to claim 5, characterized in that the material of the fixing plate (502) is silicate.

7. The energy-saving intermediate frequency furnace according to claim 5, characterized in that the plug plate (503) is made of fired chamotte.

8. Energy saving intermediate frequency furnace according to any one of claims 1-7, characterized in that a base (11) is fixedly arranged at the bottom of the outer mantle (3).