CN206609286U - Metallic gas smelting furnace - Google Patents
Metallic gas smelting furnace Download PDFInfo
- Publication number
- CN206609286U CN206609286U CN201720302564.XU CN201720302564U CN206609286U CN 206609286 U CN206609286 U CN 206609286U CN 201720302564 U CN201720302564 U CN 201720302564U CN 206609286 U CN206609286 U CN 206609286U
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- China
- Prior art keywords
- heat
- smelting furnace
- cotton layer
- interlayer
- burner
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- Expired - Fee Related
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Abstract
The utility model is related to a kind of smelting furnace, more particularly, to a kind of metallic gas smelting furnace.It, which is mainly the smelting furnace solved present in prior art, can not carry out heat recovery and utilization, and energy consumption is higher, and the ignition results of nozzle are poor, the technical problem of the higher grade of production cost.The utility model includes refractory brick, provided with heat-preservation cotton layer inside described refractory brick, heat-preservation cotton layer is internal to be sequentially provided with the cast bed of material, burner hearth, interlayer between burner hearth and the cast bed of material is connected with burner, igniter, interlayer between the cast bed of material and heat-preservation cotton layer is connected with heat reclaim unit, steel plate overcoat is provided with interlayer between heat-preservation cotton layer and the cast bed of material, blower fan is provided with heat reclaim unit, burner, igniter, heat reclaim unit are all by line connection control cabinet, and upper furnace is provided with bell.
Description
Technical field
The utility model is related to a kind of smelting furnace, more particularly, to a kind of metallic gas smelting furnace.
Background technology
Metal smelting-furnace is one kind of thermotechnical furnace, and it can complete metal material and other auxiliary materials input heating furnace is molten
Change simultaneously quenched, certain physics, chemical change occur for furnace charge material in high temperature furnace, and output crude metal or metal enrichment thing and
Clinker.Chinese patent discloses a kind of smelting furnace（Publication number：CN106352698A）, the burner hearth of its smelting furnace is divided into by partition wall
The first fusion zone, decanting zone and the second fusion zone being sequentially communicated, wherein, above the furnace roof of the first fusion zone and the second fusion zone
It is respectively equipped with charge door, heat-storage type burner is respectively equipped with the furnace wall of the first fusion zone and the second fusion zone；Under decanting zone
Portion is exported provided with slag exit with thermal state metal；Decanting zone from furnace roof to the burner hearth of decanting zone in run through be provided with electrode, for electricity
Arc heated material；The furnace bottom least significant end of first fusion zone and the second fusion zone is above the furnace bottom of decanting zone；First fusion zone and
The furnace bottom of second fusion zone is set diagonally downward towards the direction of decanting zone；It is all provided with below first fusion zone and the second fusion zone
There is the opening of connection decanting zone, opening is located on partition wall；The exhanst gas outlet of first fusion zone and the heat-storage type burner in it
High-temperature flue gas import is connected, and the exhanst gas outlet of the second fusion zone is connected with the high-temperature flue gas import of the heat-storage type burner in it；
Gradient that the burner of heat-storage type burner is arranged on side wall and second fusion zone at first fusion zone at place or place
Furnace bottom incline direction is consistent；Heat-storage type burner includes a pair of burners of alternation, and the emission direction of a pair of burners is in 180 °
It is oppositely arranged；Heat-storage type burner is Double-regenerative combustor, and the combustion-supporting gas input channel of heat-storage type burner and combustion gas are defeated
Enter passage by the heat storage of heat-storage type burner；High temperature cigarette is provided between the gas approach and heat storage of heat-storage type burner
Gas dust arrester；Smoke eliminator is provided between the heat storage and flue gas discharge opening of heat-storage type burner；The slag of decanting zone
Outlet of the outlet less than thermal state metal is set；Furnace wall, furnace roof and the furnace foundation of smelting furnace use refractory material and fire resisting
It is brick into；Cooling copper plumbing is equipped with inside the furnace wall of smelting furnace and furnace roof.But this smelting furnace, which can not carry out heat, to return
Receive and utilize, energy consumption is higher, and the ignition results of nozzle are poor, and production cost is higher.
Utility model content
The utility model is to provide a kind of metallic gas smelting furnace, and it is mainly the smelting furnace solved present in prior art
Heat recovery and utilization can not be carried out, energy consumption is higher, and the ignition results of nozzle are poor, the technology of the higher grade of production cost is asked
Topic.
Above-mentioned technical problem of the present utility model is mainly what is be addressed by following technical proposals：
Provided with heat-preservation cotton layer inside metallic gas smelting furnace of the present utility model, including refractory brick, described refractory brick, protect
Warm cotton layer is internal to be sequentially provided with the cast bed of material, burner hearth, and the interlayer between burner hearth and the cast bed of material is connected with burner, igniter,
Interlayer between the cast bed of material and heat-preservation cotton layer is connected with heat reclaim unit, the interlayer between heat-preservation cotton layer and the cast bed of material
Provided with steel plate overcoat, blower fan is provided with heat reclaim unit, burner, igniter, heat reclaim unit are all connected by circuit
Switch board is connect, upper furnace is provided with bell.The heat produced during cast can be recovered to burner by heat reclaim unit
It is used at nozzle, can so greatly improves the effect of heating, so as to improves the efficiency of melting.Pouring into a mould the bed of material can be by
It can bear to be made more than the refractory material of 1200 DEG C of temperature.It can be caused between burner hearth and the cast bed of material by steel plate overcoat
Interlayer be divided into two layers, it can fully be burnt, and can play a part of protection again.
Preferably, described burner includes nozzle body, the middle part of nozzle body is provided with blast tube, and blast tube leads to
Cross fixed plate to be fixed on nozzle body, fixed plate is fixedly arranged above in the middle part of nozzle plate, nozzle plate and is provided with nozzle bore, blast tube
Surrounding is provided with fire rod, fire rod connection igniter.Blast tube directly can be connected with fuel cartridge, can also be connected with gasification installation
Connect.After ventilation, the nozzle bore above blast tube sprays combustion gas, fire rod igniting, you can produce burning.
Preferably, provided with 3 fire rodes around described blast tube, wherein the length of a fire rod is more than in addition
The length of two fire rodes, the link groups of 3 fire rodes α, 20 ° ≦ α≤80 ° in an angle.3 fire rodes constitute certain
Angle so that fire rod has level when lighting a fire, ignition results preferably, burn more abundant.
Preferably, described heat reclaim unit includes the main recuperation of heat case connected with nozzle body, main recuperation of heat
If case pours into a mould the folder between the bed of material and heat-preservation cotton layer by pipeline connection by dry coil pipe auxiliary connection recuperation of heat case, secondary recuperation of heat case
Layer.Nozzle body is provided with flange, and it can be come in exhaust-heat absorption by heat reclaim unit after connection.
Preferably, described switch board is arranged on the top of heat reclaim unit housing.This spline structure is more compact, and
And operate more convenient.
Therefore, the utility model can greatly improve efficiency of combustion by heat reclaim unit, and pass through fire rod
Angular distribution so that the efficiency of igniting is higher, burns more abundant, energy consumption is smaller, and production cost is relatively low, simple and reasonable for structure.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model；
Accompanying drawing 2 is Fig. 1 side structure schematic diagram；
Accompanying drawing 3 is Fig. 2 A portions mplifying structure schematic diagram；
Accompanying drawing 4 is Fig. 2 overlooking the structure diagram；
Accompanying drawing 5 is a kind of structural representation of the utility model nozzle body and blast tube；
Accompanying drawing 6 is Fig. 5 side structure schematic diagram；
Accompanying drawing 7 is Fig. 5 B-B cross-sectional views；
Accompanying drawing 8 is a kind of structural representation of the utility model heat reclaim unit；
Accompanying drawing 9 is a kind of structural representation of the main recuperation of heat case of the utility model；
Accompanying drawing 10 is a kind of structural representation of the secondary recuperation of heat case of the utility model.
Parts, position and numbering in figure：Refractory brick 1, heat-preservation cotton layer 2, the cast bed of material 3, burner hearth 4, burner 5, igniting
Device 6, heat reclaim unit 7, blower fan 8, switch board 9, bell 10, nozzle body 11, blast tube 12, fixed plate 13, nozzle plate 14,
Nozzle bore 15, fire rod 16, main recuperation of heat case 17, coil pipe 18, secondary recuperation of heat case 19, steel plate overcoat 20.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment：A kind of metallic gas smelting furnace of this example, as shown in Figure 1, Figure 2, Fig. 4, including refractory brick 1, inside refractory brick
Provided with heat-preservation cotton layer 2, heat-preservation cotton layer is internal to be sequentially provided with the cast bed of material 3, burner hearth 4, and the interlayer between burner hearth and the cast bed of material connects
Burner 5, igniter 6 are connected to, the interlayer between the cast bed of material and heat-preservation cotton layer is connected with heat reclaim unit 7, such as Fig. 3 is protected
It is provided with interlayer between warm cotton layer and the cast bed of material at steel plate overcoat 20, heat reclaim unit and is provided with blower fan 8, burner,
Igniter, heat reclaim unit are all by line connection control cabinet 9, and the top of burner hearth 4 is provided with bell 10.Such as Fig. 5, Fig. 6, Fig. 7, combustion
Burner 5 includes nozzle body 11, and the middle part of nozzle body is provided with blast tube 12, and blast tube is fixed on nozzle by fixed plate 13
On housing, fixed plate, which is fixedly arranged above to be provided with around nozzle bore 15, blast tube in the middle part of nozzle plate 14, nozzle plate, is provided with fire rod
16, fire rod connection igniter 6.Provided with 3 fire rodes 16 around blast tube, wherein the length of a fire rod is more than in addition
The length of two fire rodes, the link groups of 3 fire rodes α, 20 ° ≦ α≤80 ° in an angle.Such as Fig. 8, Fig. 9, Figure 10, heat
Retracting device includes the main recuperation of heat case 17 connected with nozzle body 11, if main recuperation of heat case passes through the auxiliary connection of dry coil pipe 18 heat
Collection box 19, secondary recuperation of heat case pours into a mould the interlayer between the bed of material and heat-preservation cotton layer by pipeline connection.Switch board is arranged on heat
The top of the housing of retracting device 7.
In use, the control fire rod 16 of switch board 9 is lighted a fire, blast tube 12 is sprayed after combustion gas, is burnt, and pours into a mould the bed of material 3
Burner hearth 4 can be heated, so as to carry out material melting, the waste heat recovery of generation is into heat reclaim unit 7, then is passed into
Heated in nozzle body 11.
Specific embodiment of the utility model is the foregoing is only, but architectural feature of the present utility model is not limited to
This, any those skilled in the art is in field of the present utility model, and the change or modification made all are covered new in this practicality
Among the scope of the claims of type.
Claims (5)
1. a kind of metallic gas smelting furnace, including refractory brick（1）, it is characterised in that described refractory brick（1）Inside is provided with insulation
Cotton layer（2）, heat-preservation cotton layer is internal to be sequentially provided with the cast bed of material（3）, burner hearth（4）, the interlayer connection between burner hearth and the cast bed of material
There is burner（5）, igniter（6）, cast the bed of material and heat-preservation cotton layer between interlayer be connected with heat reclaim unit（7）, insulation
Steel plate overcoat is provided with interlayer between cotton layer and the cast bed of material（20）, blower fan is provided with heat reclaim unit（8）, burning
Device, igniter, heat reclaim unit all pass through line connection control cabinet（9）, burner hearth（4）Top is provided with bell（10）.
2. metallic gas smelting furnace according to claim 1, it is characterised in that described burner（5）Include nozzle housing
Body（11）, the middle part of nozzle body is provided with blast tube（12）, blast tube passes through fixed plate（13）It is fixed on nozzle body, it is fixed
Plate is fixedly arranged above nozzle plate（14）, nozzle plate middle part is provided with nozzle bore（15）, fire rod is provided with around blast tube（16）, point
Lighted torch connects igniter（6）.
3. metallic gas smelting furnace according to claim 2, it is characterised in that described blast tube（12）Around be provided with 3
Root fire rod（16）, wherein the length of a fire rod is more than the length of other two fire rodes, the line composition of 3 fire rodes
One angle α, 20 ° ≦ α≤80 °.
4. the metallic gas smelting furnace according to Claims 2 or 3, it is characterised in that described heat reclaim unit（7）Bag
Include and nozzle body（11）The main recuperation of heat case of connection（17）If main recuperation of heat case passes through dry coil pipe（18）Auxiliary connection recuperation of heat
Case（19）, secondary recuperation of heat case pours into a mould the bed of material by pipeline connection（3）With heat-preservation cotton layer（2）Between interlayer.
5. the metallic gas smelting furnace according to claim 1 or 2 or 3, it is characterised in that described switch board（9）It is arranged on
Heat reclaim unit（7）The top of housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302564.XU CN206609286U (en) | 2017-03-27 | 2017-03-27 | Metallic gas smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302564.XU CN206609286U (en) | 2017-03-27 | 2017-03-27 | Metallic gas smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206609286U true CN206609286U (en) | 2017-11-03 |
Family
ID=60173698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720302564.XU Expired - Fee Related CN206609286U (en) | 2017-03-27 | 2017-03-27 | Metallic gas smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206609286U (en) |
-
2017
- 2017-03-27 CN CN201720302564.XU patent/CN206609286U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20190327 |