CN213020951U - High-efficient water-cooling mechanism of evacuation metal smelting pot - Google Patents
High-efficient water-cooling mechanism of evacuation metal smelting pot Download PDFInfo
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- CN213020951U CN213020951U CN202021795810.8U CN202021795810U CN213020951U CN 213020951 U CN213020951 U CN 213020951U CN 202021795810 U CN202021795810 U CN 202021795810U CN 213020951 U CN213020951 U CN 213020951U
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Abstract
The utility model provides a high-efficiency water cooling mechanism of a vacuumized metal melting furnace, which comprises a coil arranged in a furnace body, wherein a water separator is arranged outside the furnace body, a plurality of water inlet joints are arranged on the coil and connected with the water separator, and the input end of the water separator is connected with a heat-insulating water inlet pipe; the water separator comprises an outer layer pipe and an inner layer pipe, a plurality of water outlet joints are arranged on the outer layer pipe, alloy pipes are arranged on the water outlet joints, and the alloy pipes penetrate through the furnace body and are connected to the coils; the heat insulation water inlet pipe penetrates the outer layer pipe and the inner layer pipe is communicated, a water outlet groove is formed in the lower portion of the inner layer pipe, the water cooling mechanism rapidly cools the heating coil in a water cooling mode, a ceramic layer is coated on the inner portion of the water cooling mechanism, the coil and water can be effectively prevented from being oxidized in a contact mode, in addition, water inlets are connected to different positions of the coil through water distributors, the water distributors are matched with water to uniformly discharge water, heat dissipation is guaranteed to be uniform, and heat dissipation efficiency is improved.
Description
Technical Field
The utility model relates to a precision casting equipment field especially relates to high-efficient water-cooling mechanism of evacuation metal smelting pot.
Background
In the process of investment casting (also called investment casting), after a formwork is finished, a high-frequency furnace or a medium-frequency furnace is needed to be used for melting metal and then injecting the metal into the formwork, but in the existing furnace, the heating is usually carried out through a coil, after the coil is electrified, the metal in the coil is subjected to the action of a magnetic field, the temperature of the metal per se is increased and further is melted, the temperature in the furnace body is also increased continuously, the temperature of the coil is increased continuously, the resistance of the coil is influenced, the long-time high temperature of the coil influences the service life, the coil is needed to be cooled, in the prior art, the furnace is usually provided with a metal shell outside, a furnace body is arranged inside, the heating coil is usually in an air cooling mode, but the cooling effect of the air cooling mode is not good, but the water cooling is easy to cause the oxidation in the coil, the service life is influenced, in addition, the existing water cooling is usually that water enters from the end part, the cooling effect at the end part is good, and the cooling effect to the lower part is reduced to cause uneven cooling due to the spiral coil.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high-efficiency water cooling mechanism of a vacuum-pumping metal melting furnace, which comprises a coil arranged in a furnace body, wherein a water separator is arranged outside the furnace body, the coil is a hollow tube, a ceramic coating is arranged in the hollow tube, a plurality of water inlet joints are arranged on the coil, the water inlet joints are connected with the water separator, and the input end of the water separator is connected with a heat-insulating water inlet pipe;
the water separator comprises an outer layer pipe and an inner layer pipe, a plurality of water outlet joints are arranged on the outer layer pipe, alloy pipes are arranged on the water outlet joints, and the alloy pipes penetrate through the furnace body and are connected to the coils; the heat insulation water inlet pipe penetrates through the outer layer pipe and is communicated with the inner layer pipe, and a water outlet groove is formed in the lower portion of the inner layer pipe.
Preferably, the heat insulation water inlet pipe comprises an inner pipe body and an outer pipe body, and a vacuum cavity is arranged between the inner pipe body and the outer pipe body.
Preferably, a sealing ring is arranged between the inner pipe body and the outer pipe body.
Preferably, one end of the hollow pipe is of a sealing structure, and the other end of the hollow pipe is provided with a water outlet.
Preferably, the alloy pipe is welded and connected with the connection part of the outer wall of the furnace body.
The utility model provides a high-efficient water-cooling mechanism of evacuation metal smelting pot has following beneficial effect: this water-cooling mechanism passes through water-cooled mode, with heating coil rapid cooling to the coating has the ceramic layer in inside and can effectively prevent coil and water contact oxidation, in addition, connects the water inlet in the different positions of coil through the water knockout drum, and cooperates the water knockout drum of even play water, guarantees that the heat dissipation is even, improves the radiating efficiency.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a side sectional view of the present invention;
fig. 2 is a top view of the connection mode of the water separator of the present invention;
wherein, 1, coil; 2. a water separator; 3. a ceramic coating; 4. a water inlet joint; 5. a heat insulation water inlet pipe; 6. an outer tube; 7. an inner layer tube; 8. a water outlet joint; 9. an alloy pipe; 10. an inner tube body; 11. an outer tubular body; 12. a vacuum chamber; 13. a seal ring; 14. a water outlet; 15. a water outlet groove.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 and fig. 2, the utility model provides a high-efficiency water cooling mechanism for a vacuum-pumping metal melting furnace, which comprises a coil 1 arranged in a furnace body, wherein the coil 1 can be electrified to generate a magnetic field, so that eddy current generated in the metal is that the metal is heated until melted, and in order to ensure that the coil 1 can be cooled, a water separator 2 is arranged outside the furnace body, the coil 1 is a hollow tube, a ceramic coating 3 is arranged in the hollow tube, a plurality of water inlet joints 4 are arranged on the coil 1, the water inlet joints 4 are connected with the water separator 2, the coil 1 is spirally arranged, each layer of coil 1 is inclined, the water inlet joints 4 are respectively connected at the higher position of each layer of coil 1, in addition, the ceramic coating 3 arranged in the hollow tube can effectively isolate the metal coil 1 from being in contact with water, can effectively prevent the coil 1 from being oxidized, and in addition, the cooling of the coil 1 can be ensured to be efficient by cold water. In addition, the water distributor 2 can enable water to enter from each layer of coils 1 respectively, cold water contact of each layer of coils 1 is guaranteed, and cooling uniformity and cooling efficiency are improved. And one end of the hollow pipe is a sealing structure, the other end of the hollow pipe is provided with a water outlet 14, and the water outlet 14 is connected to a return port of the water cooling device.
In order to ensure the uniformity of water output of the water separator 2, the water separator 2 comprises an outer layer pipe 6 and an inner layer pipe 7, a plurality of water output connectors 8 are arranged on the outer layer pipe 6, alloy pipes 9 are arranged on the water output connectors 8, the alloy pipes 9 penetrate through the furnace body and are connected to the coil 1, and in order to ensure the sealing property, the joints of the alloy pipes 9 and the outer wall of the furnace body are welded; the input end of the water segregator 2 is connected with a thermal insulation water inlet pipe 5, the thermal insulation water inlet pipe 5 comprises an inner pipe body 10 and an outer pipe body 11, a vacuum cavity 12 is arranged between the inner pipe body 10 and the outer pipe body 11, a sealing ring 13 is arranged between the inner pipe body 10 and the outer pipe body 11, the sealing ring 13 can prevent the problem of insufficient vacuum degree caused by air leakage between the inner pipe body 10 and the outer pipe body 11, the temperature of cold water in the inner pipe body 10 can be effectively prevented from rising in the transmission process through the vacuum cavity 12 arranged between the inner pipe body 10 and the outer pipe body 11, an air extraction interface is arranged on the outer pipe body 11 and can be connected with a vacuum extractor to ensure the vacuum degree of the vacuum cavity 12, the thermal insulation water inlet pipe 5 penetrates through the outer pipe 6 to be communicated with the inner pipe 7, a water outlet groove 15 is arranged at the lower part of the inner pipe 7, and the cold water introduced through the, the long-strip-shaped water outlet groove 15 at the lower part of the inner-layer pipe 7 flows into the outer pipe body 11, so that cold water can be completely filled into the outer pipe body 11, the water of the water outlet joint 8 of the outer pipe body 11 can be completely and uniformly discharged, the water quantity of the middle water outlet 14 is large, the water quantity of the water outlets 14 at two ends is small, the uniformity of the water is greatly improved, the balance of the coil 1 is guaranteed, and the temperature difference is prevented from being generated on the coil 1.
Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The high-efficiency water cooling mechanism for the vacuumized metal melting furnace is characterized by comprising a coil arranged in a furnace body, wherein a water separator is arranged outside the furnace body; the coil is a hollow tube, a ceramic coating is arranged in the hollow tube, a plurality of water inlet joints are arranged on the coil and connected with the water separator, and the input end of the water separator is connected with a heat insulation water inlet pipe;
the water separator comprises an outer layer pipe and an inner layer pipe, a plurality of water outlet joints are arranged on the outer layer pipe, alloy pipes are arranged on the water outlet joints, and the alloy pipes penetrate through the furnace body and are connected to the coils; the heat insulation water inlet pipe penetrates through the outer layer pipe and is communicated with the inner layer pipe, and a water outlet groove is formed in the lower portion of the inner layer pipe.
2. The efficient water cooling mechanism for the evacuated metal melting furnace according to claim 1, wherein the temperature-insulated water inlet pipe comprises an inner pipe body and an outer pipe body, and a vacuum cavity is arranged between the inner pipe body and the outer pipe body.
3. The efficient water cooling mechanism for the evacuated metal melting furnace according to claim 2, wherein a sealing ring is arranged between the inner tube and the outer tube.
4. The efficient water cooling mechanism for evacuated metal melting furnace according to claim 1, wherein one end of the hollow tube is a sealed structure, and the other end is provided with a water outlet.
5. The efficient water cooling mechanism of the evacuated metal melting furnace according to claim 1, wherein the alloy pipe is welded and connected with the junction of the outer wall of the furnace body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021795810.8U CN213020951U (en) | 2020-08-25 | 2020-08-25 | High-efficient water-cooling mechanism of evacuation metal smelting pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021795810.8U CN213020951U (en) | 2020-08-25 | 2020-08-25 | High-efficient water-cooling mechanism of evacuation metal smelting pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213020951U true CN213020951U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021795810.8U Active CN213020951U (en) | 2020-08-25 | 2020-08-25 | High-efficient water-cooling mechanism of evacuation metal smelting pot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213020951U (en) |
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2020
- 2020-08-25 CN CN202021795810.8U patent/CN213020951U/en active Active
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