CN108277333A - A kind of aerosol cooled glowing furnace - Google Patents
A kind of aerosol cooled glowing furnace Download PDFInfo
- Publication number
- CN108277333A CN108277333A CN201810208797.2A CN201810208797A CN108277333A CN 108277333 A CN108277333 A CN 108277333A CN 201810208797 A CN201810208797 A CN 201810208797A CN 108277333 A CN108277333 A CN 108277333A
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- CN
- China
- Prior art keywords
- cooling
- coolant liquid
- aerosol
- compressed air
- blast injection
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a kind of aerosol cooled glowing furnace, it is provided with an aerosol nozzle on the cooling chamber roof, includes the coolant liquid injection channel being interconnected, atomization chamber, taper cooling passage successively from top to bottom in the main body of the aerosol nozzle；It is communicated with atomization chamber in the circumferential ring of coolant liquid injection channel around 6 or more blast injection holes, blast injection hole lower ends are arranged；Be symmetrical arranged two blast injection channels at left and right sides of taper cooling passage, two blast injection upper part of channel respectively with a gas injection hole site is corresponding in blast injection hole and is communicated with atomization chamber, lower part is symmetrical in "eight" shape；Coolant liquid injection channel upper end is connected by inlet tube with cooling liquid storage tank, a compressed air cap is socketed outside inlet tube, the compressed air cap is connected by compressed air inlet pipe with air compressor, coolant liquid is ejected into quenching part surface by aerial fog nozzle by the present invention in the form of mist, fast implements the cooling purpose of quenching.
Description
Technical field
The present invention relates to the processing quenching unit field of industrial medium casting, a kind of specific aerosol cooled glowing furnace.
Background technology
Metal works are heated to a certain proper temperature and are kept for a period of time, immerses in quenching media be quickly cooled down immediately
Metal heating processing technology.Quenching can improve the hardness and wearability of metal works, thus be widely used in various works, mould, amount
Has and requires the part (such as gear, roll, carburized parts) of surface abrasion resistance.Matched by quenching and the tempering of different temperatures
It closes, the intensity, toughness and fatigue strength of metal can be increased substantially, and it is (comprehensive to can get the cooperation between these performances
Mechanical performance) to meet different requirements.
Currently, the common type of cooling is using liquid nitrogen, liquid nitrogen storage is drawn in high-pressure gas cylinder of steel by pipeline,
In flow process, liquid nitrogen is constantly depressurized, is heated up, part liquid nitrogen vaporizes, rapid spatial expansion, the form of last gas-liquid mixture
It sprays into cooling chamber, liquid nitrogen completely vaporizes at this time, completes heat exchange with workpiece, the temperature of workpiece reduces rapidly, to complete work
The quenching of part, but this mode liquid nitrogen consumption is big, waste is serious.
Invention content
The present invention provides a kind of aerosol cooled glowing furnaces, and coolant liquid is ejected by aerial fog nozzle in the form of mist
Quenching part surface fast implements the cooling purpose of quenching.
To solve the above-mentioned problems, the technical solution adopted in the present invention is such, a kind of aerosol cooled glowing furnace,
Including furnace body, it is provided with vacuum gate valve in the furnace body, which is separated into heating room and cooling chamber by furnace body, described
Cooling chamber roof on be provided with an aerosol nozzle, include being interconnected successively from top to bottom in the main body of the aerosol nozzle
Coolant liquid injection channel, atomization chamber, taper cooling passage；The circumferential ring of coolant liquid injection channel is pressed around being arranged 6 or more
Contracting air jet hole, blast injection hole lower end are communicated with atomization chamber；Two are symmetrical arranged at left and right sides of taper cooling passage
Blast injection channel, two blast injection upper part of channel communicated with atomization chamber and respectively with one in blast injection hole
A gas injection hole site is corresponding, and lower part is symmetrical in "eight" shape；The coolant liquid injection channel upper end by into
Liquid pipe is connected with cooling liquid storage tank, and high-pressure pump is provided on the inlet tube, a compression is socketed outside the inlet tube
Air cap, the compressed air cap are connected with blast injection hole upper end and by compressed air inlet pipes and air compressor phase
Even.
In order to accelerate quenching part surface aerosol liquid stream dynamic, to fast implement cooling purpose, the cooling chamber is opposite
Two wind turbines are provided on side wall, the impeller of the wind turbine is located at quenching part both sides, and indoor wind turbine end part of driving shaft is cooled down with stretching into
It is connected.
In order to realize recycling for coolant liquid, cooling liquid outlet is provided on the cooling chamber bottom wall, described is cold
But liquid outlet is connected with heat exchanger inlets, and heat exchanger outlet is connected with cooling liquid storage tank.
Preferably, the compressed air cap is used with the main body of aerosol nozzle and is threadedly coupled.
Preferably, the circumferential ring of coolant liquid injection channel is around 8 blast injection holes of setting.
Advantageous effect：
1, aerosol nozzle is arranged in the present invention on the cooling chamber roof of aerosol cooled glowing furnace, so that coolant liquid passes through gas
Atomizing nozzle is ejected into quenching part surface in the form of mist, fast implements quenching cooling.In addition, since the taper of this aerosol nozzle is cold
But be symmetrical arranged two blast injection channels at left and right sides of liquid channel, top respectively with a gas in blast injection hole
Injection hole site is corresponding, and the coolant liquid to be atomized blows out covering of the fan, and the projected area of coolant liquid is big, cooling fast, cold effect height.
2, not only cooling efficiency is high by the present invention, and coolant liquid recoverable.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Specific implementation mode
In order to deepen the understanding of the present invention, below in conjunction with embodiment and attached drawing, the invention will be further described, should
Embodiment is only used for explaining the present invention, is not intended to limit the scope of the present invention..
Referring to Fig. 1, a kind of aerosol cooled glowing furnace, including furnace body is provided with vacuum gate valve in the furnace body, this is true
Furnace body is separated into heating room and cooling chamber by empty gate valve, and an aerosol nozzle 2 is provided on 1 roof of cooling chamber, described
Include the coolant liquid injection channel 3 being interconnected, atomization chamber 4, taper coolant liquid successively from top to bottom in the main body of aerosol nozzle
Channel 5；Coolant liquid injection channel circumferential ring around 8 blast injection holes 6 of setting, blast injection hole lower end and mist
Change chamber 4 to communicate；5 left and right sides of taper cooling passage is symmetrical arranged two blast injection channels 7, and two blast injections are logical
7 top of road is corresponding with a gas injection hole site in blast injection hole 6 respectively and is communicated with atomization chamber 4, and lower part is in
"eight" shape is symmetrical；3 upper end of coolant liquid injection channel is connected by inlet tube with cooling liquid storage tank 8, described
It is provided with high-pressure pump on inlet tube, a compressed air cap 9 is socketed outside the inlet tube, which sprays with aerosol
Head main body using be threadedly coupled, the compressed air cap 9 be connected with 6 upper end of blast injection hole and by compressed air into
Pipe is connected with air compressor 10.
In order to accelerate quenching part surface aerosol liquid stream dynamic, to fast implement cooling purpose, quenching part both sides are opposite to be set
It is equipped with wind turbine 11.
In order to realize recycling for coolant liquid, cooling liquid outlet is provided on the cooling chamber bottom wall, described is cold
But liquid outlet is connected with 12 import of heat exchanger, and the outlet of heat exchanger 12 is connected with cooling liquid storage tank 8.
When work, quenching part is positioned in workpiece vehicle material frame, and coolant liquid is sprayed through inlet tube by the coolant liquid of aerosol nozzle 2
Channel 3 enters atomization chamber 4, while the compressed air inlet lines of compressed air are sprayed at a high speed by the blast injection hole 6 of aerosol nozzle 2
Enter atomization chamber 4, coolant liquid be atomized, the coolant liquid of atomization passes through taper cooling passage 5 and sprays, wherein from compressed air
The compressed air that the corresponding blast injection hole 6 in 7 position of injection channel sprays, direct compressed air jet passages 7 will
The coolant liquid of atomization blows out covering of the fan, to quickly by the cooling of quenching part.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (5)
1. a kind of aerosol cooled glowing furnace, including furnace body, it is provided with vacuum gate valve in the furnace body, the vacuum gate valve is by stove
Body is separated into heating room and cooling chamber, which is characterized in that an aerosol nozzle, the gas are provided on the cooling chamber roof
Include the coolant liquid injection channel being interconnected, atomization chamber, taper cooling passage successively from top to bottom in the main body of fog spray head；
The circumferential ring of coolant liquid injection channel is around setting 6 or more blast injection hole, blast injection hole lower end and atomization chambers
It communicates；Two blast injection channels, two blast injection upper part of channel are symmetrical arranged at left and right sides of taper cooling passage
It is communicated with atomization chamber and corresponding with a gas injection hole site in blast injection hole respectively, lower part is in "eight" shape pair
Claim distribution；The coolant liquid injection channel upper end is connected by inlet tube with cooling liquid storage tank, is arranged on the inlet tube
There is high-pressure pump, a compressed air cap, the compressed air cap and blast injection hole upper end are socketed outside the inlet tube
It is connected and is connected with air compressor by compressed air inlet pipe.
2. a kind of aerosol cooled glowing furnace according to claim 1, which is characterized in that the cooling chamber opposing sidewalls
On be provided with two wind turbines, the impeller of the wind turbine is located at quenching part both sides, is connected with cooling indoor wind turbine end part of driving shaft is stretched into.
3. a kind of aerosol cooled glowing furnace according to claim 1, which is characterized in that the cooling chamber bottom wall
On be provided with water outlet, the water outlet is connected with heat exchanger inlets, and heat exchanger outlet is simultaneously connected to inlet tube.
4. a kind of aerosol cooled glowing furnace according to claim 1, which is characterized in that the compressed air
Cap is used with the main body of aerosol nozzle and is threadedly coupled.
5. a kind of aerosol cooled glowing furnace according to claim 1, which is characterized in that coolant liquid injection channel
Circumferential ring is around 8 blast injection holes of setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810208797.2A CN108277333A (en) | 2018-03-14 | 2018-03-14 | A kind of aerosol cooled glowing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810208797.2A CN108277333A (en) | 2018-03-14 | 2018-03-14 | A kind of aerosol cooled glowing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108277333A true CN108277333A (en) | 2018-07-13 |
Family
ID=62809543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810208797.2A Pending CN108277333A (en) | 2018-03-14 | 2018-03-14 | A kind of aerosol cooled glowing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108277333A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280750A (en) * | 2018-10-10 | 2019-01-29 | 武汉纺织大学 | A kind of austenic globe body transformation control cooling device |
| CN111793739A (en) * | 2020-06-05 | 2020-10-20 | 中航工程集成设备有限公司 | Air cushion gas mist cooperative quenching system and operation method |
| US11905567B1 (en) * | 2023-03-28 | 2024-02-20 | King Faisal University | High pressure, high temperature spray cooling system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492061A (en) * | 2003-09-04 | 2004-04-28 | 上海交通大学 | High pressure gas quenching cooling device of aerosol forced circulation |
| CN102121063A (en) * | 2010-07-29 | 2011-07-13 | 边新孝 | Square or flat material production line jet cooling system |
| CN102399973A (en) * | 2011-11-30 | 2012-04-04 | 东北大学 | Vapor cooling device for heat treatment |
| CN202415632U (en) * | 2011-11-30 | 2012-09-05 | 东北大学 | Steam fog cooling device for heat treatment |
| KR101190193B1 (en) * | 2012-08-17 | 2012-10-15 | 주식회사 영풍열처리 | The heat-treatment system that an individual heating room and cooling room were constructed |
| CN202808879U (en) * | 2012-07-27 | 2013-03-20 | 苏州工业园区杰士通真空技术有限公司 | Vacuum gas-quenching furnace |
| CN205528893U (en) * | 2016-01-22 | 2016-08-31 | 北京摩瑞特智能设备技术有限公司 | Heat treatment stove |
| CN206219635U (en) * | 2016-11-08 | 2017-06-06 | 高安市超鹰科技有限公司 | A kind of rotation normalizing heater for producing automobile gear |
| CN208121147U (en) * | 2018-03-14 | 2018-11-20 | 盐城圣奥热处理有限公司 | A kind of aerosol cooled glowing furnace |
-
2018
- 2018-03-14 CN CN201810208797.2A patent/CN108277333A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492061A (en) * | 2003-09-04 | 2004-04-28 | 上海交通大学 | High pressure gas quenching cooling device of aerosol forced circulation |
| CN102121063A (en) * | 2010-07-29 | 2011-07-13 | 边新孝 | Square or flat material production line jet cooling system |
| CN102399973A (en) * | 2011-11-30 | 2012-04-04 | 东北大学 | Vapor cooling device for heat treatment |
| CN202415632U (en) * | 2011-11-30 | 2012-09-05 | 东北大学 | Steam fog cooling device for heat treatment |
| CN202808879U (en) * | 2012-07-27 | 2013-03-20 | 苏州工业园区杰士通真空技术有限公司 | Vacuum gas-quenching furnace |
| KR101190193B1 (en) * | 2012-08-17 | 2012-10-15 | 주식회사 영풍열처리 | The heat-treatment system that an individual heating room and cooling room were constructed |
| CN205528893U (en) * | 2016-01-22 | 2016-08-31 | 北京摩瑞特智能设备技术有限公司 | Heat treatment stove |
| CN206219635U (en) * | 2016-11-08 | 2017-06-06 | 高安市超鹰科技有限公司 | A kind of rotation normalizing heater for producing automobile gear |
| CN208121147U (en) * | 2018-03-14 | 2018-11-20 | 盐城圣奥热处理有限公司 | A kind of aerosol cooled glowing furnace |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280750A (en) * | 2018-10-10 | 2019-01-29 | 武汉纺织大学 | A kind of austenic globe body transformation control cooling device |
| CN111793739A (en) * | 2020-06-05 | 2020-10-20 | 中航工程集成设备有限公司 | Air cushion gas mist cooperative quenching system and operation method |
| US11905567B1 (en) * | 2023-03-28 | 2024-02-20 | King Faisal University | High pressure, high temperature spray cooling system |
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