CN109780859A - A kind of molten matter furnace with water cooling, air cooling system - Google Patents
A kind of molten matter furnace with water cooling, air cooling system Download PDFInfo
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- CN109780859A CN109780859A CN201811607338.8A CN201811607338A CN109780859A CN 109780859 A CN109780859 A CN 109780859A CN 201811607338 A CN201811607338 A CN 201811607338A CN 109780859 A CN109780859 A CN 109780859A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The present invention relates to rock wool production fields, and in particular to a kind of molten matter furnace；Purpose is to provide a kind of molten matter furnace with water cooling, air cooling system；Technical solution is: including melting matter furnace body, the molten matter furnace body is provided with flame retardant coating, insulating layer from inside to outside, and there are cavity between insulating layer and flame retardant coating, the lower end of flame retardant coating is provided with air inlet, and body upper part is provided with air blower；Flame retardant coating lateral wall is inserted with multiple cooling tubes, and cooling tube hub line is located in cavity, and cooling tube lower end is connected with check valve, upper end is connected with overflow valve, is provided with microswitch on relief valve spool motion path；It further include cooling water tank, cooling water tank water outlet is connected to by water pump with check valve, and overflow valve overflow port is connected with cooling water tank, and water pump is electrically connected with the power supply by microswitch.The present invention can cool down molten matter furnace, keep the temperature, and furnace can be made uniform, therefore it is high to can reduce production energy consumption, the rock wool output capacity of output, quality.
Description
Technical field
The present invention relates to rock wool production fields, and in particular to a kind of molten matter furnace with water cooling, air cooling system.
Background technique
Rock wool is using basalt as main raw material(s), and the inorganic fiberboard being process through high-temperature fusion, rock wool board is also known as
Rock wool heat-preservation decorative panel, rock wool board pass through the artificial inorfil that is processed into of high temperature melting, have light weight, thermal coefficient it is small,
Heat absorption, non-ignitable feature, are widely used in building and industrial heat preservation are heat-insulated.And in the production process of rock wool, it needs to use molten
Matter furnace (furnace cupola) melts raw material.Existing molten matter furnace includes band water-cooling jacket furnace body, bottom door and opening device, furnace
Bottom drain hole and a few part groups such as opening device, blast orifice and vane, siphon jet material mouth, upper furnace body, floss hole, feed opening
At.And molten matter in-furnace temperature is unable to superelevation, being otherwise easily damaged molten matter furnace jeopardizes personal safety, and excessively high furnace temperature is easy to cause
Reduction reaction is generated in furnace and melts out molten iron, influences production efficiency, it is therefore desirable to cool down to molten matter furnace.
Existing molten matter furnace mostly uses cooling by water system waterway circulating that heat is taken away, by cooling tower cooler.Due to
Cooling effect of the cooling by water system to molten matter furnace inner wall can form skull similar with bath component in its inner wall surface, from
And form protective layer.But cooling by water water system is cooled down by recirculated water pumping cold water mostly, and it is low to follow bad water temperature, and water flow
Fast speed takes away amount of heat, causes rock wool production energy consumption high.Meanwhile the prior art is passed through using molten matter furnace exhaust gas
Preheating is entered to air, using the air after heating as combustion-supporting gas, to increase the burning efficiency of molten matter oven coke.But it is existing
Heat-exchange system makes combustion-supporting gas temperature low, and fuel combustion is not enough, but also furnace is unreasonable, causes
Unvenile water tapping temperature is not high, reduces the quality and yield rate of rock wool.
Summary of the invention
It is an object of that present invention to provide one kind molten matter furnace can be carried out it is cooling, keep the temperature with water cooling, air-cooled cooling system
The molten matter furnace of system.
To achieve the above object, the technical scheme adopted by the invention is that: it is a kind of with water cooling, air cooling system it is molten
Matter furnace, including molten matter furnace body, the molten matter furnace body are provided with flame retardant coating, insulating layer from inside to outside, the insulating layer and resistance to
There are cavity between fire bed, the lower end of the flame retardant coating is provided with air inlet, and the molten matter furnace body top is provided with air blower,
The blower outlet is connected to cavity top；The flame retardant coating lateral wall vertical direction is uniformly inserted with multiple cooling tubes,
The cooling tube hub line is located in cavity, and the cooling tube lower end is connected with check valve, upper end is connected with overflow valve, described to overflow
Microswitch is provided on stream valve core motion path；Further include cooling water tank, the cooling water tank water outlet by water pump with
Check valve connection, the overflow valve overflow port are connected with cooling water tank, and the water pump is electrically connected with the power supply by microswitch.
Preferably, the cavity bottom is provided with into water endless tube, the water inlet endless tube upper end is connected to cooling tube lower end, under
End is connected to check valve；The cavity top is provided with gas collection endless tube, gas collection endless tube lower end is connected to cooling tube top, on
End is connected to overflow valve.
Preferably, condenser pipe is additionally provided between the overflow valve and cooling water tank, the condenser pipe is placed on cooling cylinder
It is interior.
Preferably, the condenser pipe is helical form.
Preferably, the cooling tube is arranged to flat, and width direction is perpendicular to flame retardant coating side wall.
Preferably, the cooling tube side wall extends to insulating layer inner wall.
Preferably, the outer wall of the cooling tube is provided with radiating fin.
Preferably, the molten matter furnace body outlet flue is connected with cyclone dust collectors, the cyclone dust collectors by air-introduced machine
Gas outlet be connected with thermoelectric generator, the thermoelectric generator is electrically connected by energy storage rectifier circuit and microswitch.
Preferably, the thermoelectric generator includes interior case, and outer container is arranged with outside the interior case, and the outer container both ends are equipped with logical
Air holes, the pyrometer fire-end of the thermoelectric generator is plugged in interior case, cold end is plugged in outer container, the outer container front end and drum
Air inlet is connected.
Preferably, the interior case both ends are wedge shape, middle part is rectangular.
The method have the benefit that: molten matter furnace is provided with flame retardant coating and insulating layer, and is arranged between two layers free
Chamber；Cooling tube is set in molten matter furnace flame retardant coating, cooling tube hub line is located in cavity.The check valve of cooling tube lower end connection simultaneously,
Upper end connects overflow valve, and for check valve by the way that water pump is connected with cooling water tank, overflow valve overflow port is connected with cooling water tank, water pump is logical
It crosses to be started by the fine motion that overflow valve overflow triggers and be connected with power supply.Therefore by the cooling water energy in cooling tube to the furnace of molten matter furnace
Chamber is cooled down, and by the effect of check valve and overflow valve, the water in cooling tube is made to evaporate the pressure so that in pipe after heat absorption
It is gradually increased；Only when pressure is greater than overflow valve oil pressure relief, the vapor in cooling tube is overflowed through cooling water tank cooling, to follow
Ring utilizes.In overflow, overflow valve triggering microswitch enters the hydraulic pressure of low temperature in cooling tube to start water pump, to guarantee
Molten matter furnace furnace chamber can be sufficiently cooled；The flow of water flow is small simultaneously, temperature is high, can reduce the energy consumption of melting materialss,
Molten matter furnace can be kept the temperature.
External air and combustion-supporting oxygen are blasted in furnace chamber through cavity using air blower simultaneously；In the process blasted
In, cooling tube can not only be cooled down, reduce the number of water pump movement, reduce the loss of electric energy；It can also be to combustion-supporting
Gas is preheated, to improve coke ratio, realizes making full use of for raw material.The present invention can cool down molten matter furnace, keep the temperature, and
Furnace can be made uniform, therefore it is high to can reduce production energy consumption, the rock wool output capacity of output, quality.
Detailed description of the invention
Fig. 1 is component connection schematic diagram of the invention；
Fig. 2 is molten matter furnace body schematic cross-sectional view of the invention；
Fig. 3 is the face the A-A schematic diagram of Fig. 2 of the invention；
Fig. 4 is cooling tube schematic cross-section of the invention；
Fig. 5 is thermoelectric generator schematic diagram of the invention.
Specific embodiment
Below with reference to attached drawing 1~5 of the invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
A kind of molten matter furnace with water cooling, air cooling system, including molten matter furnace body 1, the molten matter furnace body 1 is by interior
It is provided with flame retardant coating 2, insulating layer 3 outward, there are cavity 4, the lower ends of the flame retardant coating 2 between the insulating layer 3 and flame retardant coating 2
It is provided with air inlet, molten 1 top of matter furnace body is provided with air blower 5, and 5 air outlet of air blower and 4 top of cavity connect
It is logical；The 2 lateral wall vertical direction of flame retardant coating is uniformly inserted with multiple cooling tubes 6, and 6 center line of cooling tube is located at cavity 4
Interior, 6 lower end of cooling tube is connected with check valve 7, upper end is connected with overflow valve 8, sets on the 8 valve core movement path of overflow valve
It is equipped with microswitch；It further include cooling water tank 9,9 water outlet of cooling water tank is connected to by water pump 10 with check valve 7, described
8 overflow port of overflow valve is connected with cooling water tank 9, and the water pump 10 is electrically connected with the power supply by microswitch.
Specifically, flame retardant coating 2 is generally built into using refractory brick, and molten matter furnace furnace is made of the cavity that flame retardant coating 2 surrounds
Chamber, melting reaction carry out in furnace chamber.Insulating layer 3 is made of thermal insulation material, is located at outside flame retardant coating 2, can prevent molten matter furnace
Ontology 1 and extraneous progress heat exchange.Cooling tube 6 is plugged in flame retardant coating 2, is pumped into the cold water in cooling water tank 9 by water pump 10
In cooling tube 6, cooled down by furnace chamber of the cooling water energy in cooling tube 6 to molten matter furnace.Setting check valve 7 prevents cooling tube
6 cooling water and steam is flow backwards, and setting overflow valve 8 passes through the oil pressure relief of regulation relief valve 8, can control in cooling tube 6
The temperature of water or vapor, to control the temperature in molten matter furnace furnace chamber.I.e. in the effect of check valve 7 and overflow valve 8, make to cool down
After cooling down to flame retardant coating 2, evaporation forms vapor and the pressure in pipe is gradually increased 6 water in pipe；Only work as cooling
When 6 pressure of pipe is greater than 8 oil pressure relief of overflow valve, the vapor in cooling tube 6 is overflowed through the cooling of cooling water tank 9, to recycle；
In overflow, overflow valve 8 triggers microswitch to starting water pump 10, and the hydraulic pressure of low temperature is entered in cooling tube 6, to guarantee pair
Molten matter furnace furnace chamber is sufficiently cooled, and in cooling tube 6 after pressure reduction, microswitch is disconnected, and water pump 10 stops working, makes
The flow for the water flow that must be pumped into is small, and higher temperature is kept in cooling tube 6, can reduce the energy consumption of melting materialss, also can be to molten
Matter furnace is kept the temperature.
Meanwhile the air blower 5 being arranged at the top of molten matter furnace body 1, it can be by external air and combustion-supporting oxygen through sky
Chamber 4 blasts in furnace chamber；And 6 center line of cooling tube is located in cavity 4, it is, 6 a part of cooling tube is arranged in flame retardant coating
In 2, a part is located in cavity 4, and is located at the volume being partially larger than in flame retardant coating 2 in cavity 4, in this way, can protect
Card can carry out sufficient heat exchange with the air blasted in furnace and combustion-supporting gas while being fully cooled to flame retardant coating 2.
Wherein, in order to further improve the heat exchanger effectiveness of cooling tube 6 and flame retardant coating 2 and combustion-supporting gas, the cooling tube 6 is set
It is set to flat, and width direction, perpendicular to 2 side wall of flame retardant coating, side wall (the narrow side of flat tube) extends in insulating layer 3
Wall, while the outer wall of the cooling tube 6 being provided with radiating fin.In order to improve the preheating temperature of air and combustion-supporting gas, make cold
But the steam temperature in pipe 6 controls within 300-400 DEG C of degree, to reduce the number of 10 water pumps movement, improves water pump 10
Service life and reduce the loss of electric energy；Combustion-supporting gas can also be preheated, make the air blasted and combustion-supporting gas temperature
150~200 DEG C are maintained at, so that coke ratio is improved, also progressive one uniformity of temperature profile that ensure that in furnace chamber, and heat insulation effect
Well, making full use of for raw material is realized.Therefore it is high that low production energy consumption, rock wool output capacity of output, quality be can reduce.
Further, 4 bottom of cavity is provided with into water endless tube 11, under 11 upper end of water inlet endless tube and cooling tube 6
End connection, lower end are connected to check valve 7；Be provided with gas collection endless tube 12 at the top of the cavity 4,12 lower end of gas collection endless tube with it is cold
But the connection of 6 top of pipe, upper end are connected to overflow valve 8.To simplify the pipeline setting in molten matter furnace body 1, while water ring pipe of intaking
11 water distributions being pumped into that can make are uniform, and the vapor that gas collection endless tube 12 can go out 8 overflow of overflow valve buffer, and energy
It is enough that the progress flow-disturbing of gas in air 4 is blasted to air blower 5, so that it be pre-chilled.In the overflow valve 8 and cooling water tank
Condenser pipe 13 is additionally provided between 9, the condenser pipe 13 is placed in cooling cylinder 14, so that the water that 8 overflow of overflow valve is gone out steams
Gas is just condensed into water before entering cooling water tank 9, causes security risk to prevent water steam from overflowing cooling water tank 9.As excellent
Choosing improves condensation efficiency, it is ensured that the vapor of spilling enters cooling water tank in a manner of liquid stream using spiral helicine condenser pipe 13
9。
Further, molten 1 outlet flue of matter furnace body is connected with cyclone dust collectors 15, the whirlwind by air-introduced machine 20
The gas outlet of deduster 15 is connected with thermoelectric generator 16, and the thermoelectric generator 16 passes through energy storage rectifier circuit and microswitch
It is electrically connected.It should be understood that the flue gas that air-introduced machine 20 can go out molten matter fire grate is sent into cyclone dust collectors 15, pass through rotation
Wind deduster 15 can remove the particulate matters such as dust in flue gas.And thermoelectric generator 16 is then the temperature using semiconductor two sides
What difference generated electricity, therefore fume afterheat can be recycled.And the flue gas after 15 dedusting of cyclone dust collectors, dust
It is few, therefore the generating efficiency of thermoelectric generator 16 is not influenced.And the generated output of thermoelectric generator 16 is often lower, electromotive force not
It is enough to stablize, it is therefore desirable to be rectified, is just available after pressure stabilizing.In the present invention, due to the movement that water pump 10 is intermittence, and
The water pumped every time is few, low in energy consumption, therefore 16 electricity of thermoelectric generator can be stored, through overvoltage inversion
Afterwards, direct feed pump 10 is powered, and realizes flue gas waste heat recovery, at the same can also water pump 10 can also be worked normally when alternating current powers off,
Ensuring to melt matter furnace temperature after a loss of power will not rise moment, and damages molten matter furnace and influence the product of the rock wool fibers generated in furnace
Matter.
It is understood that thermoelectric generator 16 includes thermocouple, thermocouple includes the pole N/P made of semiconductor, benefit
With the temperature difference of the two poles of the earth local environment, force the electronics of thermocouple mobile, to generate electromotive force.Therefore it is sent out to increase the temperature difference
The temperature difference at 16 thermocouple both ends of electric appliance, thermoelectric generator 16 used in the present invention include interior case 17, are arranged outside the interior case 17
There is an outer container 18,18 both ends of outer container are equipped with ventilation hole, the pyrometer fire-end of the thermoelectric generator 16 is plugged in interior case 17,
Cold end is plugged in outer container 18, and 18 front end of outer container is connected with 5 air inlet of air blower.I.e. flue gas is discharged in cyclone dust collectors 15,
It is directly entered in interior case 17 and the hot end of 16 thermocouple of thermoelectric generator is heated；And air blower 5 can make air in air blast
It is flowed through in into outer container 18, to cool down to the hot end of 16 thermocouple of thermoelectric generator, can further increase thermo-electric generation
The temperature difference at 16 thermocouple both ends of device increases thermoelectromotive force.During cold to 16 thermocouple cold junction of thermoelectric generator point, do not have
Have additional an increase component and power consumption, when realize the reasonable utilization of resource, it is economic and environment-friendly.
Further, 17 both ends of interior case are wedge shape, middle part is rectangular.The front end setting wedgewise of interior case 17 is namely
It is tubaeform, flue gas is quickly spread in interior case 17；Middle part is set as rectangular, can increase the thermoelectricity even number that can be laid
Amount improves the generated output of thermoelectric generator 16.Wedgewise is arranged in interior 17 rear end of case, and the outlet of the flue gas made reduces, and increases cigarette
The resistance of gas discharge, so that flue gas and thermocouple carry out sufficient heat exchange, improves flue gas to increase flue gas residence time
The rate of recovery of waste heat.
The working principle of the invention and process:
Using molten matter stokehold, the water that certain volume is added enters in cooling tube 6, and the volume for the water being pumped into is according to cooling tube
6 quantity and volume determines.In the initial stage of melting, with the burning of fuel, the temperature in furnace is constantly increased, cooling tube
Water in 6 cools down flame retardant coating 2 in real time, can't vaporization become vapor and rise the pressure in cooling tube 6 constantly
Height when 8 overflow of overflow valve acts, triggers microswitch until triggering overflow valve 8, and starting water pump 10 will be in cooling water tank 9
Cooling water fills into cooling tube 6, and the pressure in cooling tube 6 is made to be maintained at a certain range, that is, guarantees that the temperature in molten matter furnace furnace exists
In the operating temperature range of setting.Meanwhile air blower 5 flows through air and combustion-supporting gas out of cavity 4, has not only acted as preheating
The effect of combustion-supporting gas improves coke ratio；And the action frequency of overflow valve 8 and water pump 10 is reduced, the service life of molten matter furnace is improved,
And play a very good insulation effect, and in-furnace temperature is made to be evenly distributed, reduce energy consumption, it is ensured that the output quality of rock wool.
Meanwhile air-introduced machine 20 draws the burning waste gas in molten matter furnace body 1, after 15 dedusting of cyclone dust collectors, by
The waste heat of 16 recovered flue gas of thermoelectric generator.And recycle waste heat into current stabilization accumulation of energy for feed pump 10, realize the abundant benefit of waste heat
With.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Claims (10)
1. a kind of molten matter furnace with water cooling, air cooling system, including it is molten matter furnace body (1), it is characterised in that: the molten matter
Furnace body (1) is provided with flame retardant coating (2), insulating layer (3) from inside to outside, and there are skies between the insulating layer (3) and flame retardant coating (2)
Chamber (4), the lower end of the flame retardant coating (2) are provided with air inlet, and molten matter furnace body (1) top is provided with air blower (5), institute
Air blower (5) air outlet is stated to be connected to cavity (4) top；
Flame retardant coating (2) the lateral wall vertical direction is uniformly inserted with multiple cooling tubes (6), cooling tube (6) the center line position
In cavity (4), cooling tube (6) lower end is connected with check valve (7), upper end is connected with overflow valve (8), the overflow valve
(8) microswitch is provided on valve core movement path；
It further include cooling water tank (9), cooling water tank (9) water outlet is connected to by water pump (10) with check valve (7), described to overflow
Stream valve (8) overflow port is connected with cooling water tank (9), and the water pump (10) is electrically connected with the power supply by microswitch.
2. the molten matter furnace according to claim 1 with water cooling, air cooling system, it is characterised in that: the cavity (4)
Bottom is provided with into water endless tube (11), and the water inlet endless tube (11) upper end is connected to cooling tube (6) lower end, lower end and check valve
(7) it is connected to；
It is provided with gas collection endless tube (12) at the top of the cavity (4), gas collection endless tube (12) lower end and cooling tube (6) top connect
Logical, upper end is connected to overflow valve (8).
3. the molten matter furnace according to claim 1 or 2 with water cooling, air cooling system, it is characterised in that: the overflow
It is additionally provided between valve (8) and cooling water tank (9) condenser pipe (13), the condenser pipe (13) is placed in cooling cylinder (14).
4. the molten matter furnace according to claim 4 with water cooling, air cooling system, it is characterised in that: the condenser pipe
It (13) is helical form.
5. the molten matter furnace according to claim 3 with water cooling, air cooling system, it is characterised in that: the cooling tube
(6) it is arranged to flat, and width direction is perpendicular to flame retardant coating (2) side wall.
6. the molten matter furnace according to claim 5 with water cooling, air cooling system, it is characterised in that: the cooling tube
(6) side wall extends to insulating layer (3) inner wall.
7. the molten matter furnace according to claim 6 with water cooling, air cooling system, it is characterised in that: the cooling tube
(6) outer wall is provided with radiating fin.
8. the molten matter furnace according to claim 1 with water cooling, air cooling system, it is characterised in that: the molten matter furnace
Ontology (1) outlet flue is connected with cyclone dust collectors (15) by air-introduced machine (20), and the gas outlet of the cyclone dust collectors (15) connects
It is connected to thermoelectric generator (16), the thermoelectric generator (16) is electrically connected by energy storage rectifier circuit and microswitch.
9. the molten matter furnace according to claim 8 with water cooling, air cooling system, it is characterised in that: the temperature difference hair
Electric appliance (16) includes interior case (17), is arranged with outer container (18) outside the interior case (17), and outer container (18) both ends are equipped with ventilation hole,
The pyrometer fire-end of the thermoelectric generator (16) is plugged in interior case (17), cold end is plugged in outer container (18), the outer container
(18) front end is connected with air blower (5) air inlet.
10. the molten matter furnace according to claim 9 with water cooling, air cooling system, it is characterised in that: the interior case
(17) both ends are wedge shape, middle part is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607338.8A CN109780859A (en) | 2018-12-27 | 2018-12-27 | A kind of molten matter furnace with water cooling, air cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607338.8A CN109780859A (en) | 2018-12-27 | 2018-12-27 | A kind of molten matter furnace with water cooling, air cooling system |
Publications (1)
| Publication Number | Publication Date |
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| CN109780859A true CN109780859A (en) | 2019-05-21 |
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ID=66497768
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811607338.8A Pending CN109780859A (en) | 2018-12-27 | 2018-12-27 | A kind of molten matter furnace with water cooling, air cooling system |
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| CN110410164A (en) * | 2019-07-29 | 2019-11-05 | 沛县祥龙矿山机械配件有限公司 | A kind of converter and heater for rolling steel waste heat integrated power generation system |
| CN110530152A (en) * | 2019-09-06 | 2019-12-03 | 湖南金昊新材料科技股份有限公司 | A kind of metal molten system and metal molten technique with annular hot gas insulating layer |
| CN112725645A (en) * | 2020-12-22 | 2021-04-30 | 大冶市兴进铝业有限公司 | Novel aluminium alloy preparation device |
| CN112985085A (en) * | 2021-02-22 | 2021-06-18 | 晋城市博宇链传动有限公司 | Energy-saving cooling device for steel sintering |
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Application publication date: 20190521 |