CN204075228U - A kind of supersonic gas powder by atomization gas heating system device - Google Patents
A kind of supersonic gas powder by atomization gas heating system device Download PDFInfo
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- CN204075228U CN204075228U CN201420595215.8U CN201420595215U CN204075228U CN 204075228 U CN204075228 U CN 204075228U CN 201420595215 U CN201420595215 U CN 201420595215U CN 204075228 U CN204075228 U CN 204075228U
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Abstract
The utility model relates to a kind of gas heating system device, is specifically related to a kind of supersonic gas powder by atomization gas heating system device.Puff prot icing change gas flow outgoing direction is made in order to the gas flow rate existed when overcoming aerosolization in prior art causes temperature to decline rapidly soon, gas consumption is large, metal dust granularity is large, the shortcoming that the rate of production of fine powder is low, the utility model provides so a kind of ultrasonic gas atomisation preheating device, include high pressure valve, Pressure gauge I, safety valve, high pressure gas holder, binding post I, electrical power control cabinet, binding post II, septum valve, Pressure gauge II, high pressure-temperature flowmeter, high pressure flexible metallic conduit, tundish, supersonic speed spray dish, atomizing cup, metal atomization district, heating plate I, heating plate II, U-shaped stainless steel tube, heater, escape pipe, air inlet pipe.Hinge structure, the utility model improves the efficiency of atomization, makes the metal dust fine powder rate that obtains higher, and gas consumption declines, and eliminates the ice formation issues of gas medium simultaneously, has saved resource, reduced energy consumption.
Description
Technical field
The utility model relates to a kind of gas heating system device, is specifically related to a kind of supersonic gas powder by atomization gas heating system device.
Background technology
The first-selected technology of preparing that metal dust is high-performance metal powder is always prepared in aerosolization.Supersonic gas atomization is that high velocity air impacts liquid metal stream with the high speed of the frequency of 80-100KHz and 2-2.5 Mach, makes it be atomized into droplet, is frozen into powder subsequently.
In Gas atomization techniques, the energy that gas has is the decisive factor determining nebulization efficiency.The performance of gas such as the velocity of sound, Mach number, volume flow rate, Weber number all affect the energy of gas, and the speed of the air-flow influential factor that is most, because square being directly proportional of the kinetic energy of gas and speed.Therefore, be all improve the muzzle velocity of air-flow for primary goal in atomization technique.From gas dynamical principle, the speed of air-flow is not only relevant with the structure of nozzle, pressure, gas type, but also by the impact of gas temperature.When gas temperature is increased to 500 DEG C from room temperature; about air velocity will double; the temperature improving atomizing medium will significantly increase its kinetic energy; when hot gas and the effect of molten steel stream, the temperature difference diminishes simultaneously; hot gas protection spray dish spout does not freeze; be conducive to atomization stable, ensure that molten steel is atomized under less viscosity state.
In existing Gas atomization techniques, change that method that the muzzle velocity of air-flow commonly uses is the velocity of sound according to gas, Mach number, volume flow rate, Weber number realize, and the application of gas temperature is often left in the basket, in recent years, PSI company of Britain and HJE company of the U.S. have studied the effect of hot gas respectively, found that: along with gas temperature increases, gas expands, the mass flowrate of gas reduces, and gas consumption reduces to 1.5kg/min from 1.9kg/min.The productive rate that hot gas is atomized the fine powder of less than 10 μm powder significantly improves, and gas usage can save more than 30%.
It can thus be appreciated that, compared with traditional aerosolization technology, hot vapour atomizing technology can reduce gas consumption, be easy to realize on traditional atomization plant, about air velocity doubles by hot vapour atomizing technology, increase its kinetic energy simultaneously, thus substantially increase the efficiency of atomization, the powder size obtained is more tiny.
Utility model content
(1) technical problem that will solve
Gas consumption large, metal dust granularity large, the rate of production of fine powder low shortcoming of the utility model in order to exist when overcoming aerosolization in prior art, the technical problems to be solved in the utility model is to provide the ultrasonic gas atomisation preheating device that a kind of gas consumption is low, the rate of production of fine powder is high, powder size is relatively thinner.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides so a kind of supersonic gas powder by atomization gas heating system device, includes high pressure valve, Pressure gauge I, safety valve, high pressure gas holder, binding post I, electrical power control cabinet, binding post II, septum valve, Pressure gauge II, high pressure-temperature flowmeter, high pressure flexible metallic conduit, tundish, supersonic speed spray dish, atomizing cup, metal atomization district, heating plate I, heating plate II, U-shaped stainless steel tube, heater, escape pipe, air inlet pipe;
Described air inlet pipe, Pressure gauge I, safety valve, escape pipe are arranged on high pressure gas holder, and described high pressure valve is arranged in air inlet pipe, and described heater is connected with high pressure gas holder by escape pipe;
Described heating plate I, heating plate II, U-shaped stainless steel tube are installed on the heaters, described electrical power control cabinet is connected with heating plate I, heating plate II by binding post I, binding post II, the gas piping between described heater and high pressure flexible metallic conduit is provided with successively septum valve, Pressure gauge II, high pressure-temperature flowmeter;
Described supersonic speed spray dish is arranged on atomizing cup, and described supersonic speed spray dish is provided with tundish, and described high pressure flexible metallic conduit is connected with supersonic speed spray dish.
Preferably, the gas medium that the utility model is used is nitrogen or argon gas.
Preferably, described U-shaped stainless steel tube is arranged on described heating plate I, the centre of heating plate II.
Preferably, described electrical power control cabinet is simultaneously for heating plate I, heating plate II are powered.
Operation principle:
Gas medium is inputted by air inlet pipe, enter in high pressure gas holder through high pressure valve, the gas medium be stored in high pressure gas holder is outputted in heater by escape pipe and heats, and is entered in supersonic speed spray dish after septum valve, Pressure gauge II, high pressure-temperature flowmeter by high pressure flexible metallic conduit.
Electrical power control cabinet gives heating plate I by binding post I, binding post II, heating plate II is powered, the heat radiation that heating plate I, heating plate II distribute is on U-shaped stainless steel tube, turning movement in gas medium U-shaped stainless steel tube in the heater, makes gas medium be heated to due temperature rapidly.
The molten metal of melting is filled in tundish, liquid metal flow flow to metal atomization district after supersonic speed spray dish, and the heated supersonic airstream sprayed by supersonic speed spray dish impacts liquid metal stream, makes it be atomized into droplet, be frozen into powder subsequently, fall into atomizing cup.
The effect of high pressure valve is the pressure that the gas medium ensured in high pressure gas holder keeps application, when hypotony, can open high pressure valve to facilitate inflation.Pressure gauge I is for showing the gas pressure in high pressure gas holder.The effect of safety valve is when in high pressure gas holder, pressure is excessive, gas leak can be reduced pressure, to ensure the safe handling of high pressure gas holder.
Pressure gauge is the gas pressure value for demonstrating in tracheae.Septum valve is used for the uninterrupted of the gas medium of regulation output.High pressure-temperature flowmeter is for recording flow and the temperature of gas medium.
U-shaped stainless steel tube makes the heating of gas medium rapid, serves the effect improving the efficiency of heating surface, reduce energy consumption.
(3) beneficial effect: the utility model combines with ultrasonic gas atomisation technology by using hot vapour atomizing technology, hinge structure, improve the efficiency of atomization, make the metal dust granularity that obtains more tiny, eliminate spray dish spout ice formation issues, decrease the consumption of gas medium simultaneously, saved resource, reduced energy consumption.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Being labeled as in accompanying drawing: 1-high pressure valve, 2-Pressure gauge I, 3-safety valve, 4-high pressure gas holder, 5-binding post I, 6-electrical power control cabinet, 7-binding post II, 8-septum valve, 9-Pressure gauge II, 10-high pressure-temperature flowmeter, 11-high pressure flexible metallic conduit, 12-tundish, 13-supersonic speed spray dish, 14-atomizing cup, 15-metal atomization district, 16-heating plate I, 17-heating plate II, 18-U shape stainless steel tube, 19-heater, 20-escape pipe, 21-air inlet pipe.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
embodiment 1
A kind of supersonic gas powder by atomization gas heating system device, as shown in Figure 1, include high pressure valve (1), Pressure gauge I (2), safety valve (3), high pressure gas holder (4), binding post I (5), electrical power control cabinet (6), binding post II (7), septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10), high pressure flexible metallic conduit (11), tundish (12), supersonic speed spray dish (13), atomizing cup (14), metal atomization district (15), heating plate I (16), heating plate II (17), U-shaped stainless steel tube (18), heater (19), escape pipe (20), air inlet pipe (21),
Air inlet pipe (21), Pressure gauge I (2), safety valve (3), escape pipe (20) are arranged on high pressure gas holder (4), high pressure valve (1) is arranged in air inlet pipe (21), and heater (19) is connected with high pressure gas holder (4) by escape pipe (20);
Heating plate I (16), heating plate II (17), U-shaped stainless steel tube (18) are arranged on heater (19), electrical power control cabinet (6) is connected with heating plate I (16), heating plate II (17) by binding post I (5), binding post II (7), the gas piping between heater (19) and high pressure flexible metallic conduit (11) is provided with successively septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10);
Supersonic speed spray dish (13) is arranged on atomizing cup (14), supersonic speed spray dish (13) is provided with tundish (12), and high pressure flexible metallic conduit (11) is connected with supersonic speed spray dish (13).
The utility model gas medium used is N2.U-shaped stainless steel tube (18) is arranged on the centre of heating plate I (16), heating plate II (17).Binding post I (5), binding post II (7) are heating plate I (16) simultaneously, heating plate II (17) is powered.
Operation principle:
Gas medium is inputted by air inlet pipe (21), enter in high pressure gas holder (4) through high pressure valve (1), the gas medium be stored in high pressure gas holder (4) is outputted in heater (19) by escape pipe (20) and heats, and is entered in supersonic speed spray dish (13) after septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10) by high pressure flexible metallic conduit (12).
Electrical power control cabinet (6) is powered to heating plate I (16), heating plate II (17) by binding post I (5), binding post II (7), the heat radiation that heating plate I (16), heating plate II (17) distribute is on U-shaped stainless steel tube (18), turning movement in the U-shaped stainless steel tube (18) of gas medium in heater (19), makes gas medium be heated to due temperature rapidly.
The molten metal of melting is filled in tundish (5), liquid metal flow flow to metal atomization district (15) after supersonic speed spray dish (13), the heated supersonic airstream sprayed by supersonic speed spray dish (13) impacts liquid metal stream, it is made to be atomized into droplet, be frozen into powder subsequently, fall into atomizing cup (14).
The effect of high pressure valve (1) is the pressure that the gas medium ensured in high pressure gas holder (4) keeps application, when hypotony, can open high pressure valve (1) to facilitate inflation.Pressure gauge I (2) is for showing the gas pressure in high pressure gas holder (4).The effect of safety valve (3), when in high pressure gas holder (4), pressure is excessive, gas leak can be reduced pressure, to ensure the safe handling of high pressure gas holder (4).
Pressure gauge is the gas pressure value for demonstrating in tracheae (20).Septum valve (8) is for the uninterrupted of the gas medium of regulation output.High pressure-temperature flowmeter (10) is for recording flow and the temperature of gas medium.
U-shaped stainless steel tube (18) makes the heating of gas medium rapid, serves the effect improving the efficiency of heating surface, reduce energy consumption.
embodiment 2
A kind of supersonic gas powder by atomization gas heating system device, as shown in Figure 1, include high pressure valve (1), Pressure gauge I (2), safety valve (3), high pressure gas holder (4), binding post I (5), electrical power control cabinet (6), binding post II (7), septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10), high pressure flexible metallic conduit (11), tundish (12), supersonic speed spray dish (13), atomizing cup (14), metal atomization district (15), heating plate I (16), heating plate II (17), U-shaped stainless steel tube (18), heater (19), escape pipe (20), air inlet pipe (21),
Air inlet pipe (21), Pressure gauge I (2), safety valve (3), escape pipe (20) are arranged on high pressure gas holder (4), high pressure valve (1) is arranged in air inlet pipe (21), and heater (19) is connected with high pressure gas holder (4) by escape pipe (20);
Heating plate I (16), heating plate II (17), U-shaped stainless steel tube (18) are arranged on heater (19), electrical power control cabinet (6) is connected with heating plate I (16), heating plate II (17) by binding post I (5), binding post II (7), the gas piping between heater (19) and high pressure flexible metallic conduit (11) is provided with successively septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10);
Supersonic speed spray dish (13) is arranged on atomizing cup (14), supersonic speed spray dish (13) is provided with tundish (12), and high pressure flexible metallic conduit (11) is connected with supersonic speed spray dish (13).
The utility model gas medium used is argon gas.U-shaped stainless steel tube (18) is arranged on the centre of heating plate I (16), heating plate II (17).Binding post I (5), binding post II (7) are heating plate I (16) simultaneously, heating plate II (17) is powered.
Operation principle:
Gas medium is inputted by air inlet pipe (21), enter in high pressure gas holder (4) through high pressure valve (1), the gas medium be stored in high pressure gas holder (4) is outputted in heater (19) by escape pipe (20) and heats, and is entered in supersonic speed spray dish (13) after septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10) by high pressure flexible metallic conduit (12).
Electrical power control cabinet (6) is powered to heating plate I (16), heating plate II (17) by binding post I (5), binding post II (7), the heat radiation that heating plate I (16), heating plate II (17) distribute is on U-shaped stainless steel tube (18), turning movement in the U-shaped stainless steel tube (18) of gas medium in heater (19), makes gas medium be heated to due temperature rapidly.
The molten metal of melting is filled in tundish (5), liquid metal flow flow to metal atomization district (15) after supersonic speed spray dish (13), the heated supersonic airstream sprayed by supersonic speed spray dish (13) impacts liquid metal stream, it is made to be atomized into droplet, be frozen into powder subsequently, fall into atomizing cup (14).
The effect of high pressure valve (1) is the pressure that the gas medium ensured in high pressure gas holder (4) keeps application, when hypotony, can open high pressure valve (1) to facilitate inflation.Pressure gauge I (2) is for showing the gas pressure in high pressure gas holder (4).The effect of safety valve (3), when in high pressure gas holder (4), pressure is excessive, gas leak can be reduced pressure, to ensure the safe handling of high pressure gas holder (4).
Pressure gauge is the gas pressure value for demonstrating in tracheae (20).Septum valve (8) is for the uninterrupted of the gas medium of regulation output.High pressure-temperature flowmeter (10) is for recording flow and the temperature of gas medium.
U-shaped stainless steel tube (18) makes the heating of gas medium rapid, serves the effect improving the efficiency of heating surface, reduce energy consumption.
The above embodiment only have expressed preferred embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion, improvement and substitute, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (4)
1. a supersonic gas powder by atomization gas heating system device, it is characterized in that, include high pressure valve (1), Pressure gauge I (2), safety valve (3), high pressure gas holder (4), binding post I (5), electrical power control cabinet (6), binding post II (7), septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10), high pressure flexible metallic conduit (11), tundish (12), supersonic speed spray dish (13), atomizing cup (14), metal atomization district (15), heating plate I (16), heating plate II (17), U-shaped stainless steel tube (18), heater (19), escape pipe (20), air inlet pipe (21),
Described air inlet pipe (21), Pressure gauge I (2), safety valve (3), escape pipe (20) are arranged on high pressure gas holder (4), described high pressure valve (1) is arranged in air inlet pipe (21), and described heater (19) is connected with high pressure gas holder (4) by escape pipe (20);
Described heating plate I (16), heating plate II (17), U-shaped stainless steel tube (18) are arranged on heater (19), described electrical power control cabinet (6) is connected with heating plate I (16), heating plate II (17) by binding post I (5), binding post II (7), the gas piping between described heater (19) and high pressure flexible metallic conduit (11) is provided with successively septum valve (8), Pressure gauge II (9), high pressure-temperature flowmeter (10);
Described supersonic speed spray dish (13) is arranged on atomizing cup (14), described supersonic speed spray dish (13) is provided with tundish (12), and described high pressure flexible metallic conduit (11) is connected with supersonic speed spray dish (13).
2. a kind of supersonic gas powder by atomization gas heating system device according to claim 1, it is characterized in that, gas medium used is nitrogen or argon gas.
3. a kind of supersonic gas powder by atomization gas heating system device according to claim 1, it is characterized in that, described U-shaped stainless steel tube (18) is arranged on described heating plate I (16), the centre of heating plate II (17).
4. a kind of supersonic gas powder by atomization gas heating system device according to claim 1, is characterized in that, described electrical power control cabinet (6) is heating plate I (16) simultaneously, heating plate II (17) is powered.
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| CN201420595215.8U CN204075228U (en) | 2014-10-15 | 2014-10-15 | A kind of supersonic gas powder by atomization gas heating system device |
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| CN201420595215.8U CN204075228U (en) | 2014-10-15 | 2014-10-15 | A kind of supersonic gas powder by atomization gas heating system device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377983A (en) * | 2017-08-04 | 2017-11-24 | 米亚索乐装备集成（福建）有限公司 | A kind of atomising device for preparing alloyed metal powder |
| CN110253030A (en) * | 2019-08-13 | 2019-09-20 | 湖南骅骝新材料有限公司 | A kind of metal powder atomization preparing apparatus gas pre-heating system |
| CN111036927A (en) * | 2019-12-25 | 2020-04-21 | 陕西斯瑞新材料股份有限公司 | Method for preparing GRCop-84 spherical powder based on VIGA process |
| CN113145853A (en) * | 2021-04-22 | 2021-07-23 | 鞍钢股份有限公司 | Gas atomization preparation device and method for spherical metal powder |
| CN114799187A (en) * | 2022-05-27 | 2022-07-29 | 鞍钢股份有限公司 | Method for improving fine powder rate of vacuum gas atomization powder preparation |
-
2014
- 2014-10-15 CN CN201420595215.8U patent/CN204075228U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377983A (en) * | 2017-08-04 | 2017-11-24 | 米亚索乐装备集成（福建）有限公司 | A kind of atomising device for preparing alloyed metal powder |
| CN110253030A (en) * | 2019-08-13 | 2019-09-20 | 湖南骅骝新材料有限公司 | A kind of metal powder atomization preparing apparatus gas pre-heating system |
| CN111036927A (en) * | 2019-12-25 | 2020-04-21 | 陕西斯瑞新材料股份有限公司 | Method for preparing GRCop-84 spherical powder based on VIGA process |
| CN113145853A (en) * | 2021-04-22 | 2021-07-23 | 鞍钢股份有限公司 | Gas atomization preparation device and method for spherical metal powder |
| CN114799187A (en) * | 2022-05-27 | 2022-07-29 | 鞍钢股份有限公司 | Method for improving fine powder rate of vacuum gas atomization powder preparation |
| CN114799187B (en) * | 2022-05-27 | 2024-04-16 | 鞍钢股份有限公司 | Method for improving vacuum gas atomization pulverizing fine powder rate |
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| CP03 | Change of name, title or address |
Address after: 341000 New Century Industrial City, Dayu County, Ganzhou City, Jiangxi Province Patentee after: Jiangxi Yue'an New Materials Co., Ltd. Address before: 341500 Ganzhou province Dayu County, Xinhua Industrial Park, Jiangxi Patentee before: Jiangxi Yuean Superfine Metal Co., Ltd. |
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| CP03 | Change of name, title or address |