CN208751287U - A kind of Large Electric Furnace - Google Patents
A kind of Large Electric Furnace Download PDFInfo
- Publication number
- CN208751287U CN208751287U CN201821388252.6U CN201821388252U CN208751287U CN 208751287 U CN208751287 U CN 208751287U CN 201821388252 U CN201821388252 U CN 201821388252U CN 208751287 U CN208751287 U CN 208751287U
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- CN
- China
- Prior art keywords
- furnace body
- bell
- furnace
- large electric
- electrode
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007921 spray Substances 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 4
- 239000004576 sand Substances 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 14
- 239000011810 insulating material Substances 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 7
- 230000009970 fire resistant effect Effects 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 8
- 239000011490 mineral wool Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Abstract
The utility model provides a kind of Large Electric Furnace, belong to rock wool Production equipment technical field, including the bell being supported on steel construction, furnace body and electrode, bell is located above furnace body and by sealing structure and furnace sealing, electrode is protruded into furnace body inner cavity by the electrode hole being set on bell, furnace body outer wall is equipped with discharge gate and the spray equipment for cooling, bell is equipped with charging aperture, electrode is connect with transformer, a kind of Large Electric Furnace provided by the utility model can be melted using the raw material that electric energy produces rock wool, it is more more environmentally friendly than existing furnace cupola.
Description
Technical field
The utility model belongs to rock wool Production equipment technical field, is to be related to a kind of Large Electric Furnace more specifically.
Background technique
The production of rock wool product usually requires that raw material are melted to and are made fiber, then curing molding.Raw material are melted
When melting, the prior art generally using in furnace cupola combustion of coke as heat source, the burning of coke pollution is caused to atmosphere.
Utility model content
The purpose of this utility model is to provide a kind of Large Electric Furnaces, for melting when rock wool production to raw material
Melt, it is more more environmentally friendly than furnace cupola.
To achieve the above object, the technical solution adopted in the utility model is to provide a kind of Large Electric Furnace, including is supported in
Bell, furnace body and electrode on steel construction, the bell are located above the furnace body and close by sealing structure and the furnace body
Envelope connection, the electrode are protruded into the furnace body inner cavity by the electrode hole being set on the bell, and the furnace body outer wall is set
There are discharge gate and the spray equipment for cooling, the bell is equipped with charging aperture, and the electrode is connect with transformer.
Further, the spray equipment include around the furnace body be arranged and be connected to heat exchanger supervisor, with it is described
It is responsible for multiple spray heads of connection and around furnace body setting for collecting the sink of the cooling water sprayed from the spray head.
Further, the furnace body and bell are made of the fire-resistant heat insulating material of internal layer and the steel plate of outer layer, the bell
Fire-resistant heat insulating material in be additionally provided with the coil pipe being connected to the heat exchanger.
Further, the sealing structure includes the plate on the bell and is used to fill on the furnace body
The sand launder of sand is sealed, the plate can be inserted into the sealing sand of the sand launder.
Further, the bottom of furnace body is equipped with the blower for cooling, and the blower passes through connecting plate and the furnace body
Connection, the connecting plate are equipped with ventilation hole.
Further, the furnace body outer wall lower part is equipped with slag-drip opening, and the bell is removed equipped with what is be connected to dust-extraction unit
Dirt mouth.
Further, the dust-extraction unit is sack cleaner, logical between the dust removal port and the sack cleaner
Road is equipped with cold air inlet.
A kind of beneficial effect of Large Electric Furnace provided by the utility model is: compared with prior art, the utility model
A kind of Large Electric Furnace can be melted using the raw material that electric energy produces rock wool, atmosphere will not be polluted, more
Environmental protection.
Detailed description of the invention
Fig. 1 is a kind of diagrammatic cross-section of Large Electric Furnace provided by the embodiment of the utility model；
Fig. 2 is that the vertical view of electrode hole provided by the embodiment of the utility model and the charging aperture position distribution on bell is illustrated
Figure.
In figure: 1, furnace body, 2, bell, 3, electrode, 11, steel plate, 12, fire-resistant heat insulating material, 21, electrode hole, 22, charging
Hole, 23, coil pipe, 41, blower, 42, connecting plate, 43, ventilation hole, 51, plate, 52, sand launder, 61, supervisor, 62, spray head, 63, water
Slot.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
Also referring to Fig. 1 and Fig. 2, now a kind of Large Electric Furnace provided by the utility model is illustrated.A kind of large size
Electric furnace, including the bell 2, furnace body 1 and electrode 3 being supported on steel construction, bell 2 is located at 1 top of furnace body and passes through sealing structure
It is tightly connected with furnace body 1, electrode 3 is protruded into 1 inner cavity of furnace body by the electrode hole 21 being set on bell 2, and 1 outer wall of furnace body is equipped with
Discharge gate and spray equipment for cooling, bell 2 are equipped with charging aperture 22, and electrode 3 is connect with transformer.Electrode 3 is generally logical
Horn and steel structure connection are crossed, horn is equipped with the electrode jaw for holding electrode 3.Horn and electrode jaw
For widely used structure in the prior art.The outer wall top of furnace body 1 is equipped with discharge gate, and the magma of melting is overflowed from discharge gate.
Magma is processed as fiber by the connection of the centrifugation machine inlet of discharge gate and next process, centrifuge.1 outer wall of furnace body is equipped with spray
Device, including supervisor 61, spray head 62 and sink 63 cool down when for electric furnace work to 1 outer wall spraying cooling water of furnace body.Furnace
Lid 2 is equipped with charging aperture 22, and charging aperture 22 is connect with upstream equipment, and upstream equipment includes rock pulverizer, conveyer etc., is used for
It is transported to after rock is crushed at charging aperture 22.In general, having multiple charging apertures 22, as shown in Fig. 2, being evenly equipped with seven on bell 2
A charging aperture 22 and three electrode holes 21.Multiple charging apertures 22 and electrode 3 are conducive to improve the working efficiency of electric furnace, are uniformly arranged
Be conducive to raw material to be uniformly distributed in around electrode 3 to carry out heating melting.Electrode 3 connect to obtain electricity with transformer
Energy.
A kind of Large Electric Furnace provided by the utility model can produce rock wool using electric energy compared with prior art
Raw material are melted, and will not be polluted to atmosphere, more environmentally friendly.
Further, referring to Fig. 1, as a kind of a kind of specific embodiment party of Large Electric Furnace provided by the utility model
Formula, spray equipment include surround the setting of furnace body 1 and be connected to heat exchanger supervisor 61, be responsible for 61 multiple spray heads 62 for being connected to and
Around the setting of furnace body 1 for collecting the sink 63 of the cooling water sprayed from spray head 62.Sink 63 is also connected with heat exchanger by pipeline
It connects, sink 63 and supervisor 61 are connected to heat exchanger both ends and form circulation loop.The hot water that heat exchanger collects sink 63 drops
Temperature is supplied to supervisor 61 at cold water, and cold water sprays the outer wall to furnace body 1 by spray head 61 again to cool down to 1 outer wall of furnace body.
Sink 63 is fixedly connected by bracket with furnace body 1.Above-mentioned spray equipment can effectively cool down to 1 outer wall of furnace body, prevent furnace
Intracavitary High temperature diffusion.
Further, referring to Fig. 1, as a kind of a kind of specific embodiment party of Large Electric Furnace provided by the utility model
Formula, furnace body 1 are made of the fire-resistant heat insulating material 12 of internal layer and the steel plate 11 of outer layer, and bell 2 is equally by the refractory heat-insulating material of internal layer
The steel plate of material and outer layer forms, and is additionally provided with the coil pipe 23 being connected to heat exchanger in the fire-resistant heat insulating material of bell 2.Coil pipe 23 and spray
Shower device effect is similar, and spray equipment cools down from outer wall of the outside to furnace body 1, and coil pipe 23 drops bell 2 from inside
Temperature.Fire-resistant heat insulating material 11 surrounds entire furnace chamber, and reduction high temperature is excessive, reduces thermal loss.
Further, referring to Fig. 1, as a kind of a kind of specific embodiment party of Large Electric Furnace provided by the utility model
Formula, sealing structure include the plate 51 on bell 2 and the sand launder 52 for being used to fill sealing sand on furnace body 1, plate 51
It can be inserted into the sealing sand of sand launder 52.Sand will be sealed in filling in sand launder 52, plate 51 is inserted into sealing sand, it can be by furnace body 1
With the gap sealing of 2 junction of bell, to prevent furnace high-temperature gas from overflowing from above-mentioned gap.
Further, referring to Fig. 1, as a kind of a kind of specific embodiment party of Large Electric Furnace provided by the utility model
Formula, 1 bottom of furnace body are equipped with the blower 41 for cooling, and blower 41 is connect by connecting plate 42 with furnace body 1, and connecting plate 42 is equipped with
Ventilation hole 43.The bottom of connecting plate 42 and furnace body 1 surrounds conical cavity, and blower 41 blows out side shown in arrow to the bottom of furnace body 1
To cooling wind cool down to the bottom of furnace body 1.Cooling wind, which is blown to behind the bottom of furnace body 1, to be changed direction and blows from ventilation hole 43
Out.
Further, as a kind of a kind of specific embodiment of Large Electric Furnace provided by the utility model, 1 outer wall of furnace body
Lower part is equipped with slag-drip opening, and bell 2 is equipped with the dust removal port being connected to dust-extraction unit.Generally contain in the raw material of Large Electric Furnace melting
There are the impurity such as a small amount of iron ore.After a period of use, Large Electric Furnace furnace bottom has accumulation of impurities, can be by impurity by slag-drip opening
Discharge.What charging aperture 22 was added contains dust by the rock crushed, can be arranged dust by the dust-extraction unit that dust removal port connects
Out except furnace chamber.
Further, as a kind of a kind of specific embodiment of Large Electric Furnace provided by the utility model, dust-extraction unit
For sack cleaner, the access between dust removal port and sack cleaner is equipped with cold air inlet.Sack cleaner is the prior art
In widely applied equipment, be easy to get and performance stablize.When use sack cleaner generate negative pressure, by the dust in furnace chamber from
Dust removal port is sucked out.Since dust passes through furnace chamber, temperature is higher, so the access between dust removal port and sack cleaner is equipped with cold
It is excessively high to be unlikely to temperature for cooling down dust for wind entrance when dust being made to enter sack cleaner.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of Large Electric Furnace, it is characterised in that: including the bell, furnace body and electrode being supported on steel construction, the bell position
It is connect above the furnace body and through sealing structure with the furnace sealing, the electrode is by being set on the bell
Electrode hole protrudes into the furnace body inner cavity, and the furnace body outer wall is equipped with discharge gate and the spray equipment for cooling, the bell
It is equipped with charging aperture, the electrode is connect with transformer.
2. a kind of Large Electric Furnace as described in claim 1, it is characterised in that: the spray equipment includes setting around the furnace body
Set and be connected to heat exchanger supervisor, with it is described be responsible for multiple spray heads for be connected to and around furnace body setting for collection from institute
State the sink of the cooling water of spray head ejection.
3. a kind of Large Electric Furnace as claimed in claim 2, it is characterised in that: the furnace body and bell by internal layer refractory heat-insulating
The steel plate of material and outer layer forms, and is additionally provided with the coil pipe being connected to the heat exchanger in the fire-resistant heat insulating material of the bell.
4. a kind of Large Electric Furnace as described in claim 1, it is characterised in that: the sealing structure includes being set on the bell
Plate and on the furnace body for fill the sand launder for sealing sand, the plate can be inserted into the sealing sand of the sand launder.
5. a kind of Large Electric Furnace as described in claim 1, it is characterised in that: the bottom of furnace body is equipped with the wind for cooling
Machine, the blower are connect by connecting plate with the furnace body, and the connecting plate is equipped with ventilation hole.
6. a kind of Large Electric Furnace as described in claim 1, it is characterised in that: the furnace body outer wall lower part is equipped with slag-drip opening, institute
It states bell and is equipped with the dust removal port being connected to dust-extraction unit.
7. a kind of Large Electric Furnace as claimed in claim 6, it is characterised in that: the dust-extraction unit is sack cleaner, described
Access between dust removal port and the sack cleaner is equipped with cold air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388252.6U CN208751287U (en) | 2018-08-27 | 2018-08-27 | A kind of Large Electric Furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388252.6U CN208751287U (en) | 2018-08-27 | 2018-08-27 | A kind of Large Electric Furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208751287U true CN208751287U (en) | 2019-04-16 |
Family
ID=66082074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821388252.6U Active CN208751287U (en) | 2018-08-27 | 2018-08-27 | A kind of Large Electric Furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208751287U (en) |
-
2018
- 2018-08-27 CN CN201821388252.6U patent/CN208751287U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240204 Address after: 062450 Migezhuang Industrial Park, Hejian City, Cangzhou City, Hebei Province Patentee after: Zhongwei Refractories Co.,Ltd. Country or region after: China Address before: 062450 Migezhuang Industrial Park, Hejian City, Cangzhou City, Hebei Province Patentee before: HEBEI HUANENG REFRACTORY MATERIALS Co.,Ltd. Country or region before: China |