CN201583114U - High-carbon cast steel shot or low-carbon cast steel shot drying furnace - Google Patents
High-carbon cast steel shot or low-carbon cast steel shot drying furnace Download PDFInfo
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- CN201583114U CN201583114U CN2010201001013U CN201020100101U CN201583114U CN 201583114 U CN201583114 U CN 201583114U CN 2010201001013 U CN2010201001013 U CN 2010201001013U CN 201020100101 U CN201020100101 U CN 201020100101U CN 201583114 U CN201583114 U CN 201583114U
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- cast steel
- flue
- carbon cast
- steel ball
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Abstract
The utility model relates to a high-carbon cast steel shot or low-carbon cast steel shot drying furnace, which comprises a furnace flue; one end of the feed opening of the furnace flue is provided with a spray nozzle; the spray nozzle is connected with an air inlet valve and a flue gas valve through pipelines; and one end of the discharge port of the furnace flue is provided with a flue outlet. The water content of high-carbon cast steel shots or low-carbon cast steel shots dried by the drying furnace is less than 0.2 percent, and the drying furnace is characterized by low energy consumption, high temperature rise speed, low water content after drying, bright surface, no appropriate surface rusting, long storage time and the like.
Description
Technical field
The utility model relates to a kind of high carbon cast steel ball or low-carbon cast steel ball drying oven, belongs to the metal abrasives technical field.
Background technology
Use the product of high carbon cast steel ball or low-carbon cast steel ball to satisfy GB/T18838.3-2008 high carbon cast steel ball and sand at present both at home and abroad, GB/T18838.2-2008 low-carbon cast steel ball, SFSA20-66 cast steel abrasive material, SAE J827-1996 cast steel ball, SAEJ1993-1996 high carbon cast steel sand, the YB/T5149-1993 cast steel ball, YB/T5150-1993 cast steel sand, ISO11124-3-1993 high carbon cast steel ball and sand, JIS G5903-1975 cast steel ball and sand, DIN 8201-2-1985 cast steel ball and sand standard, its production process is melting, be atomized into ball, oven dry, secondary quenching+tempering or direct tempering, select the garden, the screening packing is formed, its centrifugal or water smoke changes into the cooling that need fall into the water of ball operation, and moisture is removed in oven dry subsequently.What now both at home and abroad dry run used is to adopt outer continous way or external-heat periodic cylinder drying oven when hot, use electric furnace heating wire, fuel oil or combustion gas (liquefied petroleum gas, producer gas, natural gas) heating ordinary carbon steel or stainless steel stove outside flue, high carbon cast steel ball or the low-carbon cast steel ball of heat in flue passes to the cylinder flue, make it to be warmed up to 80-200 ℃, be incubated after 1-30 minute, the air of coming out of the stove cooling, there are the energy consumption height in this kind device and the method for reaching, firing rate is slow, dehydration is slow, drying efficiency is low, satisfy high carbon cast steel ball or low-carbon cast steel ball requirement of large-scale production nothing but.
Summary of the invention
The purpose of this utility model is that to overcome prior art not enough and a kind of high carbon cast steel ball or low-carbon cast steel ball drying oven be provided.High carbon cast steel ball after this kind device is handled or or characteristics such as the low-carbon cast steel ball has that energy consumption is low, programming rate fast, oven dry back moisture is low, surface-brightening, the unsuitable corrosion in surface, resting period are long.
The technical scheme that the utility model is taked is:
A kind of high carbon cast steel ball or low-carbon cast steel ball drying oven comprise flue, and charging aperture one end of flue is provided with nozzle, and nozzle connects air intake valve and fuel-firing gas-firing valve by pipeline, and discharging opening one end of flue is provided with flue outlet.
The skin of described flue is the refractory material heat-insulation layer.
Discharging opening one end of described flue is provided with thermocouple, and thermocouple is connected with temperature control instrument.
Described flue is provided with the transmission steel ring, and the transmission steel ring drives the flue rotation by the motor-driven that is fixed on the grate.Grate is below flue.
Adopt fuel oil, combustion gas (liquefied petroleum gas, producer gas, natural gas) is thermal source, the flue inside of heating the utility model drying oven, its job step is pulled the high carbon cast steel ball out behind the ball or the low-carbon cast steel ball enters flue one side by charging aperture for being atomized into from the pond, fuel oil, combustion gas is controlled by the fuel-firing gas-firing valve, air is controlled by the air intake valve, fuel oil or combustion gas mix the back by flue charging aperture one side nozzle ejection and light and enter flue inside with air, flue welds with carbon steel or stainless-steel sheet, or carbon steel and stainless seamless steel pipe, or the casting of heat resisting steel or stainless steel forms, the fixing round transmission steel ring in its outside, flue outer side covers refractory material heat-insulation layer, the motor-driven gear that is fixed with speed governing on the grate or does not have a speed-regulating function drives steel ring, flue rotates together, the high carbon cast steel ball is carried and is heated to discharging opening in flue inside, the insulation certain hour, flow out by discharging opening, waste gas after burning is got rid of via flue outlet, with thermocouple and temperature control instrument thermometric, and regulate fuel oil or gas flow, the control bake out temperature is just.
Will be through melting, from the pond, pull the high carbon cast steel ball out after being atomized into ball or the low-carbon cast steel ball is heated to 80 ℃～200 ℃ heating down in above-mentioned drying oven, be incubated after 1～30 minute, come out of the stove.
Dry Kiln seasoned chemical composition through the utility model and meet GB/T18838.3-2008 high carbon cast steel ball and sand, SFSA20-66 cast steel abrasive material, SAE J827-1996 cast steel ball, SAE J1993-1996 high carbon cast steel sand, the YB/T5149-1993 cast steel ball, YB/T5150-1993 cast steel sand, ISO11124-3-1993 high carbon cast steel ball and sand, JIS G5903-1975 cast steel ball and sand, semi-finished product high carbon cast steel ball that DIN 8201-2-1985 cast steel ball and sand standard technique require or low-carbon cast steel ball water content are less than 0.2%, and it is low to have energy consumption, programming rate is fast, oven dry back moisture is low, surface-brightening, the unsuitable corrosion in surface, characteristics such as the resting period is long.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Wherein: 1. charging aperture, 2. fuel-firing gas-firing valve, 3. air intake valve, 4. nozzle, 5. flue, 6. transmission steel ring, 7. refractory material heat-insulation layer, 8. grate, 9. motor, 10. discharging opening, 11. flue outlets, 12. thermocouples, 13. temperature control instruments.
The specific embodiment
Below in conjunction with embodiment the utility model is further specified.
A kind of high carbon cast steel ball or low-carbon cast steel ball drying oven comprise flue 5, and charging aperture 1 one ends of flue 5 are provided with nozzle 4, and nozzle 4 connects air intake valve 3 and fuel-firing gas-firing valve 2 by pipeline, and discharging opening 10 1 ends of flue 5 are provided with flue outlet 11.
The skin of flue 5 is a refractory material heat-insulation layer 7.Discharging opening one end of flue 5 is provided with thermocouple 12, and thermocouple 12 is connected with temperature control instrument 13.Flue 5 is provided with transmission steel ring 6, and transmission steel ring 6 drives 5 rotations of drive flue by the motor 9 that is fixed on the grate 8.Grate 8 is below flue 5.
Adopt fuel oil, combustion gas (liquefied petroleum gas, producer gas, natural gas) is thermal source, flue 5 inside of heating the utility model drying oven, its job step is pulled the high carbon cast steel ball out behind the ball or the low-carbon cast steel ball enters flue 5 one sides by charging aperture 1 for being atomized into from the pond, fuel oil, combustion gas is by 2 controls of fuel-firing gas-firing valve, air is by 3 controls of air intake valve, fuel oil or combustion gas mix the back by the ejection of flue charging aperture one side nozzle 4 and light and enter flue 5 inside with air, flue 5 usefulness carbon steels or stainless-steel sheet welding, or carbon steel and stainless seamless steel pipe, or the casting of heat resisting steel or stainless steel forms, the fixing round transmission steel ring 6 in its outside, flue 5 outer side covers refractory material heat-insulation layers 7, the motor 9 that is fixed with speed governing on the grate 8 or does not have a speed-regulating function drives gears and drives steel rings, flue rotates together, the high carbon cast steel ball is carried and is heated to discharging opening 10 in flue inside, the insulation certain hour, flow out by discharging opening 10, waste gas after burning is got rid of via flue outlet 11, with thermocouple 12 and temperature control instrument 13 thermometrics, and adjusting air, fuel oil or gas flow, control bake out temperature height.
Claims (5)
1. high carbon cast steel ball or low-carbon cast steel ball drying oven comprise flue, it is characterized in that charging aperture one end of flue is provided with nozzle, and nozzle connects air intake valve and fuel-firing gas-firing valve by pipeline, and discharging opening one end of flue is provided with flue outlet.
2. according to described a kind of high carbon cast steel ball of claim 1 or low-carbon cast steel ball drying oven, it is characterized in that the skin of described flue is the refractory material heat-insulation layer.
3. according to described a kind of high carbon cast steel ball of claim 1 or low-carbon cast steel ball drying oven, it is characterized in that discharging opening one end of described flue is provided with thermocouple, thermocouple is connected with temperature control instrument.
4. according to described a kind of high carbon cast steel ball of claim 1 or low-carbon cast steel ball drying oven, it is characterized in that described flue is provided with the transmission steel ring.
5. according to described a kind of high carbon cast steel ball of claim 1 or low-carbon cast steel ball drying oven, it is characterized in that, be provided with grate below the described flue, fixing motor on the grate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201001013U CN201583114U (en) | 2010-01-22 | 2010-01-22 | High-carbon cast steel shot or low-carbon cast steel shot drying furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201001013U CN201583114U (en) | 2010-01-22 | 2010-01-22 | High-carbon cast steel shot or low-carbon cast steel shot drying furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583114U true CN201583114U (en) | 2010-09-15 |
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ID=42725115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201001013U Expired - Fee Related CN201583114U (en) | 2010-01-22 | 2010-01-22 | High-carbon cast steel shot or low-carbon cast steel shot drying furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583114U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998021A (en) * | 2012-11-30 | 2013-03-27 | 中冶南方(武汉)威仕工业炉有限公司 | Device and method for measuring steel coil cold-hot spot temperature by utilizing bell-type furnace hearth discharge outlet |
| CN103712431A (en) * | 2013-12-31 | 2014-04-09 | 辽宁龙源实业集团有限公司 | Method for drying water-contained steel shots |
-
2010
- 2010-01-22 CN CN2010201001013U patent/CN201583114U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998021A (en) * | 2012-11-30 | 2013-03-27 | 中冶南方(武汉)威仕工业炉有限公司 | Device and method for measuring steel coil cold-hot spot temperature by utilizing bell-type furnace hearth discharge outlet |
| CN103712431A (en) * | 2013-12-31 | 2014-04-09 | 辽宁龙源实业集团有限公司 | Method for drying water-contained steel shots |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20120122 |