CN204465913U - A kind of for the induction heating equipment in powder by atomization equipment - Google Patents
A kind of for the induction heating equipment in powder by atomization equipment Download PDFInfo
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- CN204465913U CN204465913U CN201520144433.4U CN201520144433U CN204465913U CN 204465913 U CN204465913 U CN 204465913U CN 201520144433 U CN201520144433 U CN 201520144433U CN 204465913 U CN204465913 U CN 204465913U
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Abstract
The utility model relates to metal atomization powder manufacturing apparatus technical field, is specifically related to a kind of for the induction heating equipment in powder by atomization equipment.For the defect that the powder by atomization equipment induction heating equipment programming rate existed in prior art is slower, of the present utility model propose a kind of for the induction heating equipment in powder by atomization equipment.The utility model comprises induction heating tundish, water-cooled cable and is the intermediate frequency power supply that induction heating tundish is powered by water-cooled cable.Induction heating tundish comprises crucible, the graphite heating body be nested with outside crucible, be wound around and be arranged on the external induction coil of graphite heating, shell, be arranged on shell for the coil fixed support of firm induction coil and be arranged on housing top end and the bottom pour ladle cast gate communicated with crucible.The utility model is applicable to the heating needs of different powder by atomization equipment, and heat temperature raising speed is fast, can long time continuous working, has larger application and promotes space.
Description
Technical field
The utility model relates to metal atomization powder manufacturing apparatus technical field, is specifically related to a kind of for the induction heating equipment in powder by atomization equipment.
Background technology
Metal (as iron, stainless steel, Copper and its alloy, nickel, tin, lead etc.) powder is the basic material of powder metallurgy industry, is also one of primary raw material of the industries such as automobile, chemical industry, electronic component.The consistency of technology of metal powder performance index will directly affect the final mass of product.It is one of main method of preparing of current fine metal powder that current atomization prepares metal dust.In powder by atomization equipment, heater is the key link connecting smelting system and atomization system, play a part to form a connecting link, heating system should have the features such as heating-up temperature is high, programming rate fast, high insulating effect, existing heater adopts the Electric heating of flame of combustible gases heating or resistance heating mostly, often be subject to the restriction of heat source temperature, power density, be difficult to meet the requirement that equipment is produced in enormous quantities continuously.Therefore adopt a kind of tundish of new mode of heating more aobvious important to the powder by atomization Whole Equipment performance improved.
Utility model content
For the defect that the powder by atomization equipment induction heating equipment programming rate existed in prior art is slower, of the present utility model propose a kind of for the induction heating equipment in powder by atomization equipment.
The technical solution of the utility model is:
For the induction heating equipment in powder by atomization equipment, comprise induction heating tundish, water-cooled cable and be the intermediate frequency power supply that induction heating tundish is powered by water-cooled cable.Intermediate frequency power supply is parallel inverter IGBT(and insulated gate bipolar transistor) intermediate frequency power supply.Water-cooled cable comprises the software wire be made up of thin enamel covered wire coiling, the electrode being nested with the outer tube outside software wire and being connected with software wire, and electrode and outer tube are extruded by clip and be fixedly connected with.
Induction heating tundish comprises crucible, the graphite heating body be nested with outside crucible, be wound around and be arranged on the external induction coil of graphite heating, shell, be arranged on shell for the coil fixed support of firm induction coil and be arranged on housing top end and the bottom pour ladle cast gate communicated with crucible.Crucible bottom is provided with and is communicated with extraneous leakage eye.Induction coil adopts the coiling of cold-extruded copper pipe to make, and induction coil comprises coil covering.Shell comprises closure head, shell bottom plate, is arranged on the asbestos board on shell bottom plate and is arranged on the ear seat of shell bottom plate both sides.
Concrete, induction coil adopts the coiling of T2 level cold-extruded copper pipe to make.
Concrete, the coil covering of induction coil is withstand voltage >=1000V, the insulation resistance >=1M Ω of the outer tube of water-cooled cable and withstand voltage >=3000V.
The beneficial effects of the utility model: according to the technical solution of the utility model set up for the induction heating equipment in powder by atomization equipment, compared with existing resistive heating device, programming rate lifting 2-3 is doubly.The utility model selects parallel inverter IGBT intermediate frequency power supply, and this intermediate frequency power supply has the advantages such as load applicability is strong, frequency range is wide.In the utility model, the induction coil of induction heating tundish selects the T2 level cold-extruded copper pipe coiling of purity 99.9% to make, and this induction coil has the feature such as reliable working performance, long service life.In the utility model, the coil covering of induction coil is withstand voltage >=1000V, the insulation resistance >=1M Ω of the outer tube of water-cooled cable and withstand voltage >=3000V, the work safety of equipment and operating personnel in long time running situation can be ensured.The utility model is applicable to the heating needs of different powder by atomization equipment, and heat temperature raising speed is fast, can long time continuous working, has larger application and promotes space.
Accompanying drawing explanation
Fig. 1 is the structural representation of induction heating tundish in the utility model.
Wherein, 1 crucible, 1-1 leaks eye, 2 graphite heating body, 3 induction coils, 4 shells, 4-1 sheath top plate, 4-2 shell bottom plate, 4-3 asbestos board, 4-4 ear seat, 5 coil fixing supports, 6 bottom pour ladle cast gates.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
With reference to Fig. 1, embodiment comprises induction heating tundish, water-cooled cable and is the intermediate frequency power supply that induction heating tundish is powered by water-cooled cable.Intermediate frequency power supply is parallel inverter IGBT(and insulated gate bipolar transistor) intermediate frequency power supply.Water-cooled cable comprises the software wire be made up of thin enamel covered wire coiling, the electrode being nested with the outer tube outside software wire and being connected with software wire, and electrode and outer tube are extruded by clip and be fixedly connected with.In the present embodiment, outer tube is the carbon-free rubber tube of reinforced folder cloth, outer tube can bear the hydraulic pressure test of 0.6Mpa, through pressurized test outer tube without bulge, break, leak or the locally anomaly such as external diameter increase, the insulation resistance >=1M Ω of outer tube and withstand voltage >=3000V.Thin enamel covered wire refers to the enamel covered wire of diameter 0.30mm ~ 0.10mm.Electrode uses oxygen-free copper overall processing shaping, and the smooth outer surface of electrode is smooth, and electrode and software wire adopt cold extrusion mode to be connected, its contact-making surface through passivation or zinc-plated process, the electrode surface area of contact area >=60%.In embodiment, the important technological parameters of parallel inverter IGBT intermediate frequency power supply is in table 1.
Table 1
In the present embodiment, parallel inverter IGBT intermediate frequency power supply has the communication function with powder by atomization apparatus control system.
Induction heating tundish comprises crucible 1, the graphite heating body 2 be nested with outside crucible 1, be wound around and be arranged on induction coil 3, shell 4 outside graphite heating body 2, be arranged on shell 4 for the coil fixed support 5 of firm induction coil 3 and be arranged on shell 4 top and the bottom pour ladle cast gate 6 communicated with crucible 1.Crucible 1 bottom is provided with and is communicated with extraneous leakage eye 1-1.Induction coil 3 adopts the coiling of T2 level cold-extruded copper pipe to make, and induction coil 3 comprises coil covering, and coil covering is withstand voltage >=1000V.Shell 4 comprises closure head 4-1, shell bottom plate 4-2, is arranged on the asbestos board 4-3 on shell bottom plate 4-2 and is arranging the ear seat 4-4 of shell bottom plate 4-1 both sides.
In the present embodiment, remainder in shell 4 except shell bottom plate 4-2, asbestos board 4-3 and ear seat 4-4 adopts the combining structure of aluminum alloy frame and flat micanite, aluminum alloy frame have lightweight, intensity is high, not magnetic conduction and induction heating efficiency high.Flat micanite is positioned at outside aluminum alloy frame.Induction coil 3 adopts bakelite post and brass screws to fix, high strength bismaleimide resin bakelite post selected by bakelite post, the portion application phlogopite plate that bakelite post contacts with induction coil 3, phlogopite sleeve pipe and mica mat is adopted to isolate between brass screws and bakelite post, induction coil 3 is installed fastening rear brass screws head and is adopted resin seal, induction coil 3 skin spraying arc protection insulating varnish.
The above execution mode is only preferred embodiment of the present utility model, and is not the exhaustive of the feasible enforcement of the utility model.For persons skilled in the art, to any apparent change done by it under the prerequisite not deviating from the utility model principle and spirit, all should be contemplated as falling with within claims of the present utility model.
Claims (3)
1., for the induction heating equipment in powder by atomization equipment, it is characterized in that it comprises induction heating tundish, water-cooled cable and is the intermediate frequency power supply that induction heating tundish is powered by water-cooled cable; Described intermediate frequency power supply is parallel inverter IGBT intermediate frequency power supply; Described water-cooled cable comprises the software wire be made up of thin enamel covered wire coiling, the electrode being nested with the outer tube outside software wire and being connected with software wire, and described electrode and outer tube are extruded by clip and be fixedly connected with;
Described induction heating tundish comprises crucible (1), be nested with in crucible (1) graphite heating body outward (2), be wound around and be arranged on graphite heating body (2) induction coil outward (3), shell (4), be arranged on shell (4) for the coil fixed support (5) of firm induction coil (3) and be arranged on shell (4) top and the bottom pour ladle cast gate (6) communicated with crucible (1); Described crucible (1) bottom is provided with and is communicated with extraneous leakage eye (1-1); Described induction coil (3) adopts the coiling of cold-extruded copper pipe to make, and described induction coil (3) comprises coil covering; Described shell (4) comprises closure head (4-1), shell bottom plate (4-2), is arranged on the asbestos board (4-3) on shell bottom plate (4-2) and is arranged on the ear seat (4-4) of shell bottom plate (4-2) both sides.
2. according to claim 1 a kind of for the induction heating equipment in powder by atomization equipment, it is characterized in that described induction coil (3) adopts the coiling of T2 level cold-extruded copper pipe to make.
3. according to claim 1 and 2 a kind of for the induction heating equipment in powder by atomization equipment, it is characterized in that the coil covering of described induction coil (3) withstand voltage >=1000V, the insulation resistance >=1M Ω of the outer tube of described water-cooled cable and withstand voltage >=3000V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520144433.4U CN204465913U (en) | 2015-03-15 | 2015-03-15 | A kind of for the induction heating equipment in powder by atomization equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520144433.4U CN204465913U (en) | 2015-03-15 | 2015-03-15 | A kind of for the induction heating equipment in powder by atomization equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204465913U true CN204465913U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520144433.4U Expired - Fee Related CN204465913U (en) | 2015-03-15 | 2015-03-15 | A kind of for the induction heating equipment in powder by atomization equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204465913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096922A (en) * | 2017-04-25 | 2017-08-29 | 上海材料研究所 | A kind of middle bottom pour ladle system for vacuum Close-Coupled Gas Atomization powder |
| CN109746456A (en) * | 2019-03-20 | 2019-05-14 | 湖南骅骝新材料有限公司 | A kind of gas atomization method and device thereof preparing alloy magnetic abrasive |
-
2015
- 2015-03-15 CN CN201520144433.4U patent/CN204465913U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096922A (en) * | 2017-04-25 | 2017-08-29 | 上海材料研究所 | A kind of middle bottom pour ladle system for vacuum Close-Coupled Gas Atomization powder |
| CN109746456A (en) * | 2019-03-20 | 2019-05-14 | 湖南骅骝新材料有限公司 | A kind of gas atomization method and device thereof preparing alloy magnetic abrasive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160315 |