CN112665392A - High-precision temperature control type electric furnace and use method thereof - Google Patents
High-precision temperature control type electric furnace and use method thereof Download PDFInfo
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Abstract
The invention discloses a high-precision temperature-control electric furnace, which comprises a heating furnace, wherein the heating furnace is rectangular and is provided with a bearing plate at the bottom, two sides of the interior of the heating furnace are symmetrically arranged on a heat-conducting cast block, the heat-conducting cast block is provided with a plurality of column grooves, the middle of the interior of the heating furnace is provided with a containing cavity, the inner wall of the containing cavity is provided with a heating resistor, the middle of the interior of the heating furnace is provided with a grid plate, and the bottom of the grid plate is provided with a heating coal frame; the waste heat component is arranged on two sides of the heating furnace symmetrically and comprises a vertical frame plate, a heat insulation plate, a hydraulic cylinder and a heat energy structure, the hydraulic cylinder is arranged in the middle of the right side of the vertical frame plate, the output end of the hydraulic cylinder is connected with the heat energy structure, a sliding block is arranged at the bottom end of the heat energy structure, and a guide rail is arranged at the top of the heat insulation plate. The heat energy assembly can be preheated, can fully recover heat energy, and is high in functionality and relatively environment-friendly.
Description
Technical Field
The invention relates to the technical field of heating equipment, in particular to a high-precision temperature-control electric furnace and a using method thereof.
Background
The electric furnace was developed gradually after the dc generator was available in the 70 s of the 19 th century. Some conventional electric furnaces, such as general electric resistance furnaces, steel-making electric arc furnaces, submerged arc furnaces, induction melting furnaces, etc., have been in their original form in the eighties and ninety years of the 19 th century. Since the second thirty years of the 20 th century, the electric furnaces have been popularized and applied in the industry due to the advent of nichrome, triode, etc., particularly, the development of the electric power industry, and medium and high frequency induction melting furnaces, near infrared furnaces, simple controlled atmosphere resistance furnaces, etc. have also been developed. In the 60 s, the electric arc furnace for steel making began to develop towards the direction of high power and ultrahigh power, and a ladle refining furnace for molten steel secondary refining was developed at the same time; the controlled atmosphere resistance furnace and the vacuum resistance furnace are further improved and popularized; medium and high frequency induction furnaces are developed more greatly due to the advent of power semiconductor devices; far infrared furnaces, laser electric heating equipment and the like are practically applied. In the 80 s, direct current steelmaking electric arc furnaces began to be industrially popularized and applied. In the 90 s, a continuous charging high-temperature preheating direct current electric arc furnace, a double-shell direct current electric arc furnace and a high-impedance alternating current electric arc furnace are developed and popularized in succession. In recent years, various electric furnaces are greatly improved and developed in structure, performance, automation control and processing technology aiming at three major problems of environmental protection, energy conservation and product quality improvement. The application field of the electric furnace is continuously expanded, and the electric furnace is developing towards the direction of era and high performance.
Most of the existing electric furnaces adopt a traditional furnace body matched with a resistor for heating, the heating mode is single, a large amount of waste heat can be generated in the furnace body, the waste heat cannot be fully recovered, and secondary utilization causes a large amount of heat energy waste. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a high-precision temperature-control electric furnace, which solves the problems that: most of the existing electric furnaces adopt a traditional furnace body matched with a resistor for heating, the heating mode is single, a large amount of waste heat can be generated inside the furnace body, the waste heat cannot be fully recovered, and the problem of waste of a large amount of heat energy is caused by secondary utilization.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a high-precision temperature-control electric furnace comprises a heating furnace, wherein the heating furnace is rectangular and is provided with a bearing plate at the bottom, two sides of the interior of the heating furnace are symmetrically arranged on a heat-conducting cast block, the heat-conducting cast block is provided with a plurality of column grooves, a containing cavity is arranged in the middle of the interior of the heating furnace, a heating resistor is arranged on the inner wall of the containing cavity, a grid plate is arranged in the middle of the interior of the heating furnace, and a heating coal frame is arranged at the bottom of the grid plate;
be located the bilateral symmetry of heating furnace is provided with the waste heat subassembly, the waste heat subassembly includes upright frame board, heat insulating board, pneumatic cylinder and heat energy structure, the right side intermediate position of upright frame board sets up the pneumatic cylinder, the output of pneumatic cylinder is connected with the heat energy structure, the bottom of heat energy structure is provided with the slider, and the top of heat insulating board is provided with the guide rail, the slider imbeds to the inside of guide rail, is located the output of pneumatic cylinder is connected with the buckle, the inboard of buckle is connected with servo motor, servo motor's output is connected with the liquid storage pot, the liquid storage pot is the cylindrical body, and the tip of liquid storage pot still is connected with a plurality of liquid pump, the output of liquid pump is connected with the heat energy absorption tank, the heat energy absorption tank is the cylindrical body.
As a further preferable mode of the present invention, a heat conducting frame is further provided inside the heating furnace, and a metal block is provided inside the heat conducting frame.
As a further preferable mode of the invention, the inside of the liquid storage tank is also provided with a heat conduction column sleeve, a heat conduction rod is arranged in the middle of the inside of the heat conduction column sleeve, the outer end of the heat conduction rod extends to the outside of the liquid storage tank, and the outer side of the heat conduction column sleeve is equidistantly provided with a plurality of heating resistance rods.
As a further preferable mode of the present invention, the upper and lower ends of the heat energy absorption tank are provided with sealing discs, one side of the heat energy absorption tank is provided with a liquid discharge pipe orifice, and the bottom end of the heat energy absorption tank is provided with a convex column.
As a further preferable mode of the present invention, a temperature display screen is disposed on the top of the heating furnace, and a temperature sensor is disposed inside the heating furnace, and the temperature sensor is communicated with the temperature display screen.
As a further preferable mode of the invention, two movable doors are symmetrically arranged on the outer side of the heating furnace, the middle of each movable door is provided with a fastening plate, the inner end of the fastening plate on one side is connected with a column rod, and the inner end of the fastening plate on the other side is connected with a fastening column pipe corresponding to the column rod.
As a further preferred mode of the invention, the specific method of use comprises the steps of,
s1, firstly, adding moisture into the liquid storage tank, then starting the heating resistance rod to heat the moisture, and then inserting the whole heat energy structure into the heating furnace to perform preheating treatment;
s2, in the preheating process, liquid in the liquid storage tank can be injected into the heat energy absorption tank through the control liquid pump, heat is conducted by matching with the heat conduction ingot in the heating furnace, and the preheating can be carried out by the aid of the heat conduction rod;
s3, starting a heating resistor inside the heating furnace to fully heat the inside of the heating furnace, and performing auxiliary heating by using coal in a heating coal frame in an auxiliary matching manner;
s4, after heating, the heat energy structure can absorb heat, the heat energy absorption tank can absorb heat, and the metal block in the heat conduction frame can be used for absorbing heat and storing heat, so that secondary utilization can be facilitated.
(III) advantageous effects
The invention provides a high-precision temperature-controlled electric furnace. The method has the following beneficial effects:
(1) according to the invention, the heating resistor is used in the heating furnace, and can be matched with a heating coal mine to heat the coal mine, and two different heating modes are used for heating, so that the heating furnace has strong functionality.
(2) The heat energy assembly can store moisture by using the liquid storage tank, preheat the moisture, conduct the heat energy absorption tank, buckle the heat energy absorption tank into the heat conduction cast block of the heating furnace, quickly preheat the heating furnace, assist in heating in the heating starting process, facilitate accurate temperature control and be practical.
(3) The heat energy assembly can also be used for buckling the heat energy absorption tank into the heat conduction casting block of the heating furnace to recover heat energy in the heating furnace stopping heating process, so that the whole heat energy assembly is energy-saving and environment-friendly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the heating furnace of the present invention;
FIG. 3 is a schematic structural view of a thermal energy structure according to the present invention;
FIG. 4 is a schematic structural view of a thermal energy structure according to the present invention in elevation;
FIG. 5 is a schematic view of the internal structure of the fluid reservoir tank of the present invention.
In the figure, 1, a heating furnace; 2. a heat-conducting ingot; 3. a heating resistor; 4. a grid plate; 5. heating the coal frame; 6. a vertical frame plate; 7. a heat insulation plate; 8. a hydraulic cylinder; 9. a slider; 10. buckling the plate; 11. a servo motor; 12. a liquid storage tank; 13. a liquid pump; 14. a heat energy absorption tank; 15. a heat conducting frame; 16. a heat-conducting column sleeve; 17. a heat conducting rod; 18. heating the resistance rod; 19. sealing the disc; 20. a convex column; 21. a temperature sensor; 22. a temperature display screen; 23. a movable door; 24. and (4) fastening the board.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a high-precision temperature-control electric furnace comprises a heating furnace 1, wherein the heating furnace 1 is rectangular and is provided with a bearing plate at the bottom, two sides of the interior of the heating furnace 1 are symmetrically arranged on a heat-conducting casting block 2, the heat-conducting casting block 2 is provided with a plurality of column grooves, a containing cavity is arranged in the middle of the interior of the heating furnace 1, a heating resistor 3 is arranged on the inner wall of the containing cavity, a grid plate 4 is arranged in the middle of the interior of the heating furnace 1, and a heating coal frame 5 is arranged at the bottom of the grid plate 4; the two sides of the heating furnace 1 are symmetrically provided with waste heat components, the waste heat components comprise a vertical frame plate 6, a heat insulation plate 7, a hydraulic cylinder 8 and a heat energy structure, a hydraulic cylinder 8 is arranged in the middle of the right side of the vertical frame plate 6, the output end of the hydraulic cylinder 8 is connected with a heat energy structure, a slide block 9 is arranged at the bottom end of the heat energy structure, and the top of the heat insulation plate 7 is provided with a guide rail, the slide block 9 is embedded into the guide rail, the output end of the hydraulic cylinder 8 is connected with a pinch plate 10, the inner side of the pinch plate 10 is connected with a servo motor 11, the output end of the servo motor 11 is connected with a liquid storage tank 12, the liquid storage tank 12 is cylindrical, and the end of the liquid storage tank 12 is also connected with a plurality of liquid pumps 13, the output ends of the liquid pumps 13 are connected with a heat energy absorption tank 14, the heat energy absorption tank 14 is a cylindrical body, and the heat energy absorption tank 14 is buckled into the heating furnace 1.
The heating furnace 1 is also provided with a heat conduction frame 15 inside, and a metal block is arranged inside the heat conduction frame 15, so that the heat can be recovered by using the heat conduction frame 15 and the metal block inside.
The inside of liquid storage pot 12 still is provided with heat conduction post cover 16, is located be provided with heat conduction rod 17 in the middle of the inside of heat conduction post cover 16, the outer end of heat conduction rod 17 extends to the outside of liquid storage pot 12, the outside equidistance of heat conduction post cover 16 is provided with a plurality of heating and hinders stick 18, can use heat conduction post cover 16 to conduct heat through such design, uses heat conduction rod 17 conduction liquid storage pot 12 inside heat, uses the heating to hinder stick 18 and to heat inside moisture.
The upper end and the lower end of the heat energy absorption tank 14 are provided with sealing discs 19, one side of the heat energy absorption tank 14 is provided with a liquid discharge pipe opening, and the bottom end of the heat energy absorption tank 14 is provided with a convex column 20, so that the heat energy absorption can be enhanced by using the heat energy absorption tank 14.
The top of heating furnace 1 is provided with temperature display screen 22, and the inside of heating furnace 1 is provided with temperature sensor 21, temperature sensor 21 is linked together with temperature display screen 22, can use temperature display screen 22 to show the temperature through such design, is convenient for carry out accurate reading control.
Two movable doors 23 are symmetrically arranged on the outer side of the heating furnace 1, the middle of each movable door 23 is provided with a fastening plate 24, the inner end of each fastening plate 24 on one side is connected with a column rod, the inner end of each fastening plate 24 on the other side is connected with a fastening column pipe corresponding to the column rod, and the heating furnace 1 can be closed and opened through the movable doors 23.
Working principle, in the use, at first can add moisture in the inside of liquid storage pot 12, then can start heating and hinder stick 18 and heat moisture, then can insert whole heat energy structure inside heating furnace 1, carry out the preheating treatment, in the preheating process, accessible control liquid pump 13 pours into the inside liquid injection of liquid storage pot 12 to heat energy absorption tank 14, cooperate the heat conduction with the heat conduction ingot 2 of heating furnace 1 inside, and can use heat conduction pole 17 to assist and preheat, start heating furnace 1 inside heating resistor 3, carry out the abundant heating to heating furnace 1 inside, and can assist the cooperation and use the coal in the heating coal frame 5 to carry out the auxiliary heating, after the heating finishes, heat energy structure absorbable heat, use heat energy absorption tank 14 to absorb the heat, can also use the inside metal block of heat conduction frame 15 to absorb, the storage heat, so that the reutilization.
The invention 1, a heating furnace; 2. a heat-conducting ingot; 3. a heating resistor; 4. a grid plate; 5. heating the coal frame; 6. a vertical frame plate; 7. a heat insulation plate; 8. a hydraulic cylinder; 9. a slider; 10. buckling the plate; 11. a servo motor; 12. a liquid storage tank; 13. a liquid pump; 14. a heat energy absorption tank; 15. a heat conducting frame; 16. a heat-conducting column sleeve; 17. a heat conducting rod; 18. heating the resistance rod; 19. sealing the disc; 20. a convex column; 21. a temperature sensor; 22. A temperature display screen; 23. a movable door; 24. the buckling plate and the components are all universal standard components or components known by technicians in the field, the structure and the principle of the buckling plate can be known by technicians through technical manuals or conventional experimental methods, the invention solves the problems that most of the existing electric furnaces adopt the traditional furnace body to be matched with a resistor for heating, the heating mode is single, a large amount of waste heat is generated in the furnace body, the waste heat cannot be fully recovered and reused, and a large amount of heat energy is wasted, the invention adopts the mutual combination of the components, the invention adopts the heating resistor in the heating furnace and can be matched with a coal mine for heating by using two different heating modes, the functionality is strong, the heat energy component can store water by using a liquid storage tank, can preheat the water and then conducts the heat energy absorption tank, the heat energy absorption tank is buckled into the heat conduction cast block of the heating furnace, the heating furnace can be quickly preheated, and the auxiliary heating is realized in a matched manner in the heating starting process, so that the temperature can be accurately controlled.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. 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 (7)
1. A high accurate accuse temperature type electric stove which characterized in that: the heating furnace comprises a heating furnace (1), wherein the heating furnace (1) is rectangular and is provided with a bearing plate at the bottom, two sides of the interior of the heating furnace (1) are symmetrically arranged on a heat conduction casting block (2), the heat conduction casting block (2) is provided with a plurality of column grooves, a containing cavity is arranged in the middle of the interior of the heating furnace (1), a heating resistor (3) is arranged on the inner wall of the containing cavity, a grid plate (4) is arranged in the middle of the interior of the heating furnace (1), and a heating coal frame (5) is arranged at the bottom of the grid plate (4);
the waste heat component is symmetrically arranged on two sides of the heating furnace (1) and comprises a vertical frame plate (6), a heat insulation plate (7), a hydraulic cylinder (8) and a heat energy structure, the hydraulic cylinder (8) is arranged at the middle position of the right side of the vertical frame plate (6), the output end of the hydraulic cylinder (8) is connected with the heat energy structure, a sliding block (9) is arranged at the bottom end of the heat energy structure, a guide rail is arranged at the top of the heat insulation plate (7), the sliding block (9) is embedded into the guide rail, the output end of the hydraulic cylinder (8) is connected with a buckle plate (10), the inner side of the buckle plate (10) is connected with a servo motor (11), the output end of the servo motor (11) is connected with a liquid storage tank (12), the liquid storage tank (12) is cylindrical, the end of the liquid storage tank (12) is further connected with a plurality of liquid, the heat energy absorption tank (14) is cylindrical, and the heat energy absorption tank (14) is buckled into the heating furnace (1).
2. A high precision temperature controlled electric furnace according to claim 1, characterized in that: and a heat conduction frame (15) is also arranged in the heating furnace (1), and a metal block is arranged in the heat conduction frame (15).
3. A high precision temperature controlled electric furnace according to claim 1, characterized in that: the inside of liquid storage pot (12) still is provided with heat conduction post cover (16), is located be provided with heat conduction pole (17) in the middle of the inside of heat conduction post cover (16), the outer end of heat conduction pole (17) extends to the outside of liquid storage pot (12), the outside equidistance of heat conduction post cover (16) is provided with a plurality of heating and hinders stick (18).
4. A high precision temperature controlled electric furnace according to claim 1, characterized in that: the upper end and the lower end of the heat energy absorption tank (14) are provided with sealing discs (19), a liquid discharge pipe opening is formed in one side of the heat energy absorption tank (14), and a convex column (20) is arranged at the bottom end of the heat energy absorption tank (14).
5. A high precision temperature controlled electric furnace according to claim 1, characterized in that: the top of the heating furnace (1) is provided with a temperature display screen (22), a temperature sensor (21) is arranged inside the heating furnace (1), and the temperature sensor (21) is communicated with the temperature display screen (22).
6. A high precision temperature controlled electric furnace according to claim 1, characterized in that: the outer side of the heating furnace (1) is symmetrically provided with two movable doors (23), the middle of each movable door (23) is provided with a fastening plate (24), the inner end of each fastening plate (24) on one side is connected with a column rod, and the inner end of each fastening plate (24) on the other side is connected with a column pipe corresponding to the column rod.
7. The use method of the high-precision temperature-control electric furnace according to claim 1, characterized in that: the specific use method comprises the following steps of,
s1, firstly, adding moisture into the liquid storage tank (12), then starting the heating resistance rod (18) to heat the moisture, and then inserting the whole heat energy structure into the heating furnace (1) to perform preheating treatment;
s2, in the preheating process, liquid in the liquid storage tank (12) can be injected into the heat energy absorption tank (14) through the control liquid pump (13), heat is conducted by matching with the heat conduction ingot (2) in the heating furnace (1), and the preheating can be assisted by the heat conduction rod (17);
s3, starting a heating resistor (3) in the heating furnace (1), fully heating the interior of the heating furnace (1), and performing auxiliary heating by using coal in a heating coal frame (5) in an auxiliary matching manner;
s4, after heating, the heat energy structure can absorb heat, the heat energy absorption tank (14) is used for absorbing heat, and metal blocks in the heat conduction frame (15) can be used for absorbing heat and storing heat for secondary utilization.
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Cited By (4)
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| CN113915810A (en) * | 2021-09-09 | 2022-01-11 | 徐州铭德轴承有限公司 | Cooling device for preparing plane bearing |
| CN114212969A (en) * | 2021-12-06 | 2022-03-22 | 江苏孚日玻璃科技有限公司 | Energy-saving and environment-friendly kiln for heating glass |
| CN114751624A (en) * | 2022-04-21 | 2022-07-15 | 新沂市东方石英玻璃有限公司 | Intelligent temperature control type heating furnace for preparing low-hydroxyl quartz glass |
| CN115466042A (en) * | 2022-09-01 | 2022-12-13 | 江苏长欣车辆装备有限公司 | Temperature control type mold for processing automobile glass |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115466042A (en) * | 2022-09-01 | 2022-12-13 | 江苏长欣车辆装备有限公司 | Temperature control type mold for processing automobile glass |
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