CN220793830U - Metal melting heating assembly - Google Patents
Metal melting heating assembly Download PDFInfo
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- CN220793830U CN220793830U CN202322562799.0U CN202322562799U CN220793830U CN 220793830 U CN220793830 U CN 220793830U CN 202322562799 U CN202322562799 U CN 202322562799U CN 220793830 U CN220793830 U CN 220793830U
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- heating
- isolating
- preheating
- cavity
- net
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 135
- 239000002184 metal Substances 0.000 title claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 38
- 238000002844 melting Methods 0.000 title claims abstract description 14
- 230000008018 melting Effects 0.000 title claims abstract description 14
- 238000002955 isolation Methods 0.000 claims description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 22
- 230000005674 electromagnetic induction Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 230000004927 fusion Effects 0.000 claims 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 16
- 239000010931 gold Substances 0.000 description 16
- 229910052737 gold Inorganic materials 0.000 description 16
- 230000000694 effects Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 5
- 238000005192 partition Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- MPOKJOWFCMDRKP-UHFFFAOYSA-N gold;hydrate Chemical compound O.[Au] MPOKJOWFCMDRKP-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- -1 substances like gold Chemical class 0.000 description 1
- 239000012720 thermal barrier coating Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Furnace Details (AREA)
Abstract
The application relates to a metal melting heating assembly, which comprises a heating assembly applied to an ingot tunnel furnace, wherein a temperature sensor is arranged in the heating assembly, the heating assembly comprises a shell, a heating device is arranged on the shell, a heating cavity and a preheating cavity for heating metal are formed in the shell, the heating cavity and the preheating cavity are isolated by an isolating device, the isolating device comprises an isolating plate, an isolating net and a preheating pipe, the isolating net is arranged on the isolating plate, the preheating pipe is arranged on the isolating net, the surface of the preheating pipe comprises a heat conducting part and a heat insulating part, the heat conducting part is arranged close to the heating cavity, the surface of the preheating pipe is provided with the isolating plate, and the isolating plate is used for shielding the isolating net. The application has the advantages of high heating efficiency and high safety in the heating process.
Description
Technical Field
The application relates to the field of metal heating technology, in particular to a metal melting heating assembly.
Background
The gold ingot casting machine is equipment for melting and pouring gold into a mould for casting.
The working flow is as follows:
preparation: the required gold materials, molds and other necessary tools and equipment need to be prepared before the gold ingot machine can be used.
Preheating: the gold ingot machine is heated to a suitable temperature to melt the gold.
Feeding: the gold material to be cast is placed in a casting vessel or furnace chamber.
Melting: by heating, the gold material is melted to a suitable temperature to form a liquid metal.
Casting: the molten gold is poured into a pre-prepared mould and is waited for cooling and solidification.
Demolding and finishing: after the gold has cooled completely, the ingot is removed from the mould and subjected to the necessary finishing and polishing.
Inspection and testing: and (3) checking and testing the cast gold ingot so as to ensure that the cast gold ingot meets the quality standard and requirement.
The heating assembly needs to comprise a preheating module and a heating module, nitrogen is needed to be filled in the heating module to protect the vacuum state, and the nitrogen is mainly used as shielding gas and sweeping gas. During rolling and heat treatment, high-temperature oxidation of metal is reduced due to the protection of nitrogen, and the surface is smooth.
But the heat in the heating assembly needs to be at least 1064 deg. and the gold becomes liquid at 1064 deg. and evaporates at 2808 deg.c. The preheating operation is to preheat the mould (generally a crucible), when the mould is placed there, the mould is moist, the gold water is suddenly poured in, the moist water becomes steam to rise upwards, at the moment, the gold just covers the mould, and the steam does not leak, so that the loss is caused by random explosion.
Aiming at the related technology, the inventor considers that the heating component is moist, which is unfavorable for gold processing, and has potential safety hazard.
Disclosure of utility model
In order to reduce the moisture in the heating component and increase the safety of the heating component in the process of processing molten metal, the application provides a metal melting heating component.
The metal melting heating assembly provided by the application adopts the following technical scheme:
The metal melting heating assembly comprises a heating assembly applied to the ingot tunnel furnace, a temperature sensor is installed in the heating assembly, the heating assembly comprises a shell, a heating device is installed in the shell, a heating furnace and a preheating cavity for metal heating are formed in the shell, the heating cavity is formed in the heating furnace, the heating cavity and the preheating cavity are isolated through an isolating device, the isolating device comprises an isolating plate, an isolating net and a preheating pipe, the preheating pipe is located in the preheating cavity, the isolating net is fixed on the heating furnace, the isolating plate is installed on the preheating pipe, the isolating plate faces the isolating net, and when the isolating plate and the isolating net are tightly attached, the isolating net is sealed by the isolating plate.
By adopting the technical scheme, the heating component is mainly used for metal processing, materials are firstly preheated in the preheating pipe of the preheating cavity, enter the heating cavity for heating after the preheating is finished, and are isolated by the isolation plate and the isolation net, so that the heating cavity is not easy to be exposed to the external environment, and external moisture and the like are not easy to influence the heating cavity; when heating device is in under the operating condition, the heating chamber intensifies, and heat can be used in preheating the intracavity, preheat the intracavity and heat the intracavity moisture and can discharge for the moisture is difficult to stay in whole heating process, does benefit to the heating treatment of material more.
Preferably, the surfaces of the isolation plate and the isolation net are provided with a heat-insulating coating.
By adopting the technical scheme, the temperature of the isolation plate and the isolation net is difficult to rise, and if an operator touches the isolation plate or the isolation net by mistake, the isolation plate and the isolation net are not easy to hurt.
Preferably, the heating device is an electromagnetic induction heater, and the electromagnetic induction heater comprises an electromagnetic induction controller and an electromagnetic induction coil, and the electromagnetic induction coil is spirally arranged on the cavity wall of the heating cavity.
Through adopting above-mentioned technical scheme, carry out the heating to inside through electromagnetic induction heater, the material in the heating chamber can be more evenly heated to heliciform electromagnetic induction line.
Preferably, the isolation net is formed with an opening for the entry and exit of the preheating tube.
By adopting the technical scheme, the preheating pipe can move up and down at the opening position.
Preferably, the isolation plate and the pipe body part of the preheating pipe are of an integrated structure, and a sealing layer is fixed on one side of the isolation plate, which is close to the isolation net.
Through adopting above-mentioned technical scheme, through the mesh of division board and sealing layer sealing up the barrier net, also can make division board, sealing layer separation, beat the heat in the heating chamber to outside cavity, realize the heat dissipation cooling to the heating chamber.
Preferably, a gas pipe for conveying nitrogen and a material conveying pipe for conveying materials are inserted into the preheating pipe.
By adopting the technical scheme, the preheating cavity or the heating cavity is protected from vacuum state by conveying nitrogen, and the nitrogen is mainly used as shielding gas and sweeping gas. In the rolling and heat treatment process, the high-temperature oxidation of the metal is reduced due to the protection of nitrogen, and the surface is smooth; the clinker tube is used for conveying materials to the preheating cavity for preheating, and then enters the heating cavity for heating.
Preferably, a control panel for controlling the heating device is arranged on the shell; the outer shell is provided with a viewing window.
By adopting the technical scheme, the heating device is controlled by the control panel, so that the operation is convenient; the viewing window is used for the internal condition of the whole heating assembly of the pipe.
Preferably, a control valve is arranged in the preheating pipe.
Through adopting above-mentioned technical scheme, through the circulation of control valve control preheating intraductal nitrogen gas and material, when the preheating pipe opened, nitrogen gas and material discharged into the heating chamber and handle.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The heating component is used for heating metals, such as substances like gold, the whole heating component heats the metals and comprises two links, one is preheating the metals in the preheating cavity and subsequently heating the metals in the heating cavity, the metals are heated to be in a liquid structure, the whole preheating cavity and the heating cavity are isolated by the isolating device, adverse effects of external moisture and other factors on the metal heating are effectively prevented, and the safety is improved; the heat generated by the heating device can discharge the moisture in the preheating cavity and the heating cavity in advance, so that adverse effects of the moisture on metal heating are further reduced, and the safety is further improved.
2. The heating component has higher efficiency, the smoke-free heating is performed by the electromagnetic induction heater, and the battery induction heater comprises the spiral electromagnetic induction coil, so that the metal materials are heated more uniformly.
Drawings
Fig. 1 is an external view of the present application.
Fig. 2 is an internal cross-sectional view of the present application.
Fig. 3 is a top view of the spacer mesh of the present application.
Fig. 4 is a front cross-sectional view of the present application.
Fig. 5 is a connection diagram of the spacer mesh and the spacer plate of the present application.
Reference numerals illustrate: 1. a heating assembly; 100. a housing; 101. a heating chamber; 102. a preheating chamber; 103. a heating furnace; 2. an electromagnetic induction coil; 3. an isolation device; 300. a partition plate; 301. an isolation net; 3011. an opening; 302. a preheating tube; 3021. a heat conduction part; 3022. a heat insulation part; 5. A sealing layer; 6. a control valve; 7. an observation window; 8. a gas pipe; 9. a material conveying pipe; 10. and a control panel.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a metal melting heating assembly.
Referring to fig. 1 and 2, the metal melting heating assembly comprises a heating assembly 1 applied to an ingot tunnel furnace, two temperature sensors are installed in the heating assembly 1, one temperature sensor is used for detecting the temperature in a preheating pipe, the other temperature sensor is used for detecting the temperature in the heating cavity, the heating assembly 1 comprises a shell 100, a heating device is installed in the shell 100, a heating furnace 103 and a preheating cavity 102 used for heating metal are formed in the shell 100, a heating cavity 101 is arranged in the heating furnace 103, a discharge hole covered by a cover plate can be formed in the bottom of the heating furnace 103 for facilitating discharging, the heating cavity 101 and the preheating cavity 102 are isolated by an isolating device 3, the isolating device 3 comprises an isolating plate 300, an isolating net 301 and a pipe 302, the preheating pipe 302 is located in the preheating cavity 102, the isolating net 301 is fixed on the heating furnace 103, the isolating plate 300 is installed on the preheating pipe 302, the isolating plate 300 faces the isolating net 301, and when the isolating plate 300 and the isolating net 301 are tightly adhered, the isolating plate 300 seals the isolating net 301.
Referring to fig. 4, the surface of the preheating pipe 302 includes a heat conducting portion 3021 and a heat insulating portion 3022, the heat conducting portion 3021 is disposed near the heating cavity 101, the heat conducting portion 3021 is configured to absorb heat generated by the heating device, so that heat is generated in the preheating pipe 302, and the heat insulating portion 3022 is configured to make the surface above the preheating pipe 302 free of heat, so that injury to staff is not easily caused.
Wherein, the heat insulation part 3022 is provided with a heat insulation coating on the surface of the preheating pipe 302, the heat conduction part is not provided with the heat insulation coating at the position, an operator can hold the preheating pipe 302 and rotate the preheating pipe 302, the surface of the preheating pipe 302 is provided with threads, and the threads are engaged on the shell 100.
Wherein the isolation net 301 is provided with an opening 3011 for arranging the preheating pipe 302.
Wherein the surfaces of the barrier 300 and the barrier net 301 are provided with a thermal barrier coating.
Referring to fig. 2, the heating device is an electromagnetic induction heater including an electromagnetic induction controller and an electromagnetic induction coil 2, the electromagnetic induction coil 2 being spirally arranged on a cavity wall of the heating cavity 101.
Referring to fig. 2, a thermal insulation coating is provided on both a partition plate 300 and a partition net 301, and the partition plate 300 is hinge-mounted on the housing 100; the isolation plate 300 is provided with a mounting opening, and the isolation net 301 is mounted in the mounting opening.
Referring to fig. 5, the isolation plate 300 and the preheating pipe 302 are of an integrated structure, a sealing layer 5 is fixed on one side of the isolation plate 300 close to the isolation net 301, the sealing layer 5 is Gao Wenpeng-resistant silicon rubber, and the surface of the sealing layer is subjected to high-temperature-resistant coating treatment.
Referring to fig. 2, a gas pipe 8 for conveying nitrogen and a material conveying pipe 9 for conveying materials are inserted into the preheating pipe 302, the gas pipe 8 can be externally connected with an external gas pump to convey nitrogen, the material conveying pipe is hinged with a cover plate, and after the material conveying effect is completed, a channel in the material conveying pipe is sealed and covered by the cover plate.
Referring to fig. 2, a control panel 10 for controlling the heating device is mounted on a housing 100, the control panel 10 is a structure of a touch screen, and controls a control valve 6, the heating device and the like; the housing 100 is provided with a viewing window 7.
The control panel 10 may be a touch display screen structure, and the display screen displays the temperature in the preheating pipe and the temperature in the heating cavity, and controls the electronic structures such as the heating device and the electric control valve through the control panel.
Referring to fig. 2, a control valve 6 is installed in the preheating pipe 302, the control valve 6 performs high temperature resistant treatment, and the control valve 6 is controlled by a control panel 10 on the shell.
The implementation principle of the metal melting heating component provided by the embodiment of the application is as follows: the heating assembly is used for heating metal, in the whole heating process, the heating device is started firstly, the heating device heats the heating cavity 101, after the heating cavity 101 is heated, moisture possibly existing is discharged outwards through the isolation net 301, then the preheating pipe 302 is rotated, one end of the preheating pipe 302 is meshed with the shell 100 through threads, the position of the preheating pipe 302 can be adjusted in a rotating mode, the distance between the sealing layer 5 and the isolation net 301 is adjusted, the mesh of the isolation net 301 is sealed through the sealing layer 5 and the isolation plate 300, so that external moisture and the like are difficult to re-act into the heating cavity 101, and safety of the heating cavity 101 in metal heating is improved.
The heat in the heating cavity 101 can act on the preheating pipe 302, so that the interior of the preheating pipe 302 generates heat, and the interior of the preheating pipe 302 can be dehumidified.
The metal melting heating component is provided with the spiral electromagnetic induction coil for heating, the heating efficiency is high in the process, the uniform heating of metal is facilitated, and the using effect of the whole heating component is better.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. The utility model provides a metal melting heating element, includes heating element (1) of using on ingot casting tunnel furnace, installs temperature sensor, its characterized in that in heating element (1): the heating assembly (1) comprises a shell (100), a heating device is internally installed on the shell (100), a heating furnace (103) and a preheating cavity (102) for metal heating are formed in the shell (100), the heating cavity (101) is formed in the heating furnace (103), the heating cavity (101) and the preheating cavity (102) are isolated through an isolating device (3), the isolating device (3) comprises an isolating plate (300), an isolating net (301) and a preheating pipe (302), the preheating pipe (302) is located in the preheating cavity (102), the isolating net (301) is fixed on the heating furnace (103), the isolating plate (300) is installed on the preheating pipe (302), the isolating plate (300) is opposite to the isolating net (301), and when the isolating plate (300) is tightly attached to the isolating net (301), the isolating plate (300) seals the isolating net (301).
2. The metal fusion heating assembly of claim 1, wherein: the surfaces of the isolation plate (300) and the isolation net (301) are provided with a heat-insulating coating.
3. The metal fusion heating assembly of claim 1, wherein: the heating device is an electromagnetic induction heater, the electromagnetic induction heater comprises an electromagnetic induction controller and an electromagnetic induction coil (2), and the electromagnetic induction coil (2) is spirally arranged on the cavity wall of the heating cavity (101).
4. The metal fusion heating assembly of claim 1, wherein: the isolation net (301) is provided with an opening (3011), and the opening (3011) is used for entering and exiting the preheating pipe (302).
5. The metal fusion heating assembly of claim 1, wherein: the isolation plate (300) and the pipe body part of the preheating pipe (302) are of an integrated structure, and a sealing layer (5) is fixed on one side of the isolation plate (300) close to the isolation net (301).
6. The metal fusion heating assembly of claim 1, wherein: a gas pipe (8) for conveying nitrogen and a material conveying pipe (9) for conveying materials are inserted into the preheating pipe (302).
7. The metal fusion heating assembly of claim 1, wherein: a control panel (10) for controlling the heating device is arranged on the shell (100); the housing (100) is provided with a viewing window (7).
8. The metal fusion heating assembly of claim 1, wherein: a control valve (6) is arranged at the preheating pipe (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322562799.0U CN220793830U (en) | 2023-09-20 | 2023-09-20 | Metal melting heating assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322562799.0U CN220793830U (en) | 2023-09-20 | 2023-09-20 | Metal melting heating assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220793830U true CN220793830U (en) | 2024-04-16 |
Family
ID=90653678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322562799.0U Active CN220793830U (en) | 2023-09-20 | 2023-09-20 | Metal melting heating assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220793830U (en) |
-
2023
- 2023-09-20 CN CN202322562799.0U patent/CN220793830U/en active Active
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