CN205403459U - Water cooled cover of electric arc furnace - Google Patents
Water cooled cover of electric arc furnace Download PDFInfo
- Publication number
- CN205403459U CN205403459U CN201620145066.4U CN201620145066U CN205403459U CN 205403459 U CN205403459 U CN 205403459U CN 201620145066 U CN201620145066 U CN 201620145066U CN 205403459 U CN205403459 U CN 205403459U
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- CN
- China
- Prior art keywords
- lid
- flue
- plane
- water
- layer
- Prior art date
- 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.)
- Expired - Fee Related
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- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a water cooled cover of electric arc furnace, the motor end cap comprises a cover body, the lid is cylindrically, and plane edge is equipped with the flange along the circumferencial direction on the lid, be cylinder type recess on the lid between plane and the flange, the layer is arranged outside being equipped with the flue gas by plane central authorities on the lid, and arrange outside the flue gas and seted up three circular through -hole on layer top surface, the inside with dissection of lid is equipped with water inlet and delivery port respectively in lid both sides, water inlet and delivery port all are linked together with the intermediate layer is inside, and the plane is equipped with a plurality of cooling tubes on the lid, the cooling tube is located the flue gas to be arranged between layer and the flange outward and follows circumferencial direction even spacing distribution, and this device is through with dissection in the lid to set up the inside cold that is linked together of a plurality of and intermediate layer and remove the pipe on the lid top surface, let in the cooling water in to the intermediate layer through the water inlet, the cooling water is lowered the temperature to the lid in the intermediate layer, and the cooling water flows in the cooling tube, lowers the temperature to the cooling tube through the natural wind, improves the cooling effect of lid.
Description
Technical field
This utility model relates to industrial equipment, specifically the water cooled cover of a kind of electric arc furnace.
Background technology
Electric arc furnace is the electric furnace of high melt Ore and the metal utilizing electrode arc to produce；When gas discharge forms electric arc, energy is concentrated very much, and arc district temperature is more than 3000 DEG C, for smelting metal, electric arc furnace is bigger than other converter technological flexibilities, can effectively remove the impurity such as sulfur, phosphorus, and furnace temperature is easily controlled, occupation area of equipment is little, is suitable to the melting of superior alloy steel；Body of heater is the topmost device of electric arc furnace, and it is used for melting batch and carries out various metallurgical reaction；Furnace lining two parts that electric arc furnace body is become with refractory material laying by hardware form；Owing to electric arc furnace temperature in the process produced is significantly high, so to be equipped with suitable cooling system, currently without the cooling system arranged specially for bell, it is all that body of heater and bell are cooled down by a set of cooling system together, thus the cooling effect of bell is bad, in producing, substantial amounts of high-temperature flue gas is discharged by the vent on bell, cooling pressure for bell is very big, adds man-hour for a long time, can cause the thermal stress damage of bell.
Utility model content
The purpose of this utility model is in that to provide the water cooled cover of a kind of electric arc furnace, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
nullA kind of water cooled cover of electric arc furnace，Including lid，Described lid is cylindrical，On lid, horizontal edge is along the circumferential direction provided with flange，It described lid is column type groove between plane and flange，On lid, plane central is provided with outside flue gas and arranges layer，Arrange outside flue gas on layer end face and offer three manholes，Described lid portion inside is provided with interlayer，Water inlet and outlet it is respectively provided on two sides with at lid，Described water inlet is all connected with inside interlayer with outlet，On lid, plane is provided with multiple cooling tube，Described cooling tube is arranged outside flue gas between layer and flange and is along the circumferential direction equidistantly distributed，Described cooling tube is inverted "U" shaped，Vertical section including horizontal segment and horizontal segment two ends，Described vertical section lower end is connected with inside interlayer，In described lid, central authorities are provided with fixing flue，Described fixing flue runs through described interlayer and its upper and lower two ends are respectively communicated with outside flue gas and arrange inside layer and electric arc furnace body；On described lid, plane is additionally provided with movable flue and lifting arm, described movable flue and lifting arm are positioned at outside flue gas and arrange layer both sides, described movable flue lower end is run through lid lower plane and is connected with in arc furnace body, it is connected to water-cooled flue in movable flue upper end, the outfan of described water-cooled flue is provided with blower unit, and described lifting arm top is provided with lifting fixture.
As further program of the utility model: residing for described water inlet, horizontal plane is above horizontal plane residing for outlet.
As this utility model further scheme: Flange joint is passed through with lid and water-cooled flue respectively in described movable flue two ends.
Compared with prior art, the beneficial effects of the utility model are: this device by being provided with interlayer in lid, and on lid end face, arrange cold going that be multiple and that be connected inside interlayer manage, in interlayer, cooling water is passed into by water inlet, lid is lowered the temperature by cooling water in interlayer, cooling water is at cooling Bottomhole pressure, by natural wind, cooling tube is lowered the temperature, improve the cooling effect of lid, and the movable flue being connected with water cooled pipeline is set on lid, reduce the exhaust gas volumn discharged in fixing flue, and then reduce the lid self pressure for cooling, ensure that cooling-down effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is top view of the present utility model.
1-lid in figure, 2-interlayer, 3-outlet, 4-fixes flue, 5-water inlet, 6-water-cooled flue, 7-movable flue, 8-cooling tube, arranges layer outside 9-flue gas, and 10-promotes fixture, 11-lifting arm, 12-flange.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1～2，In this utility model embodiment，A kind of water cooled cover of electric arc furnace，Including lid 1，Described lid 1 is cylindrical，On lid 1, horizontal edge is along the circumferential direction provided with flange 12，It described lid 1 is column type groove between plane and flange 12，On lid 1, plane central is provided with outside flue gas and arranges layer 9，Arrange outside flue gas on layer 9 end face and offer three manholes as electrode hole，Described lid 1 is internal is provided with interlayer 2，Water inlet 5 and outlet 3 it is respectively provided on two sides with at lid 1，Described water inlet 5 is all internal with interlayer 2 with outlet 3 to be connected，Residing for described water inlet 5, horizontal plane is above horizontal plane residing for outlet 3，On lid 1, plane is provided with multiple cooling tube 8，Described cooling tube 8 is arranged between layer 9 and flange 12 outside flue gas and is along the circumferential direction equidistantly distributed，Described cooling tube 8 is in inverted "U" shaped，Vertical section including horizontal segment and horizontal segment two ends，Described vertical section lower end is internal with interlayer 2 to be connected，In described lid 1, central authorities are provided with fixing flue 4，Described fixing flue 4 runs through described interlayer 2 and its upper and lower two ends are respectively communicated with outside flue gas and arrange inside layer 9 and electric arc furnace body，During device work，In interlayer 2, cooling water is passed into by water inlet 5，Lid 1 is lowered the temperature by cooling water in interlayer 2，Cooling water flows in cooling tube 8，By natural wind, cooling tube 8 is lowered the temperature，Improve the cooling effect of lid 1；
On described lid 1, plane is additionally provided with movable flue 7 and lifting arm 11, described movable flue 7 and lifting arm 11 are positioned at outside flue gas and arrange layer 9 both sides, described movable flue 7 lower end is run through lid 1 lower plane and is connected with in arc furnace body, it is connected to water-cooled flue 6 in movable flue 7 upper end, the outfan of described water-cooled flue 6 is provided with blower unit, in high-temperature flue gas son's wife's water-cooled flue 6, heat exchange is carried out by blower unit, reduce the exhaust gas volumn discharged in fixing flue 4, and then reduce the lid 1 self pressure for cooling, Flange joint is passed through with lid 1 and water-cooled flue 6 respectively in movable flue 7 two ends, it is convenient for demolition and maintenance, described lifting arm 11 top is provided with lifting fixture 10, the movement of lid 1 is carried out by lifting fixture 10 and lifting arm 11.
Operation principle of the present utility model is: this device by being provided with interlayer 2 in lid 1, and arrange on lid 1 end face multiple be connected inside interlayer 2 cold remove pipe 8, in interlayer 2, cooling water is passed into by water inlet 5, lid 1 is lowered the temperature by cooling water in interlayer 2, cooling water flows in cooling tube 8, by natural wind, cooling tube 8 is lowered the temperature, improve the cooling effect of lid 1, and the movable flue 7 being connected with water cooled pipeline 6 is set on lid 1, reduce the exhaust gas volumn discharged in fixing flue 4, and then reduce the lid 1 self pressure for cooling, ensure that cooling-down effect.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when without departing substantially from spirit of the present utility model or basic feature, it is possible to realize this utility model in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in this utility model.Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
- null1. the water cooled cover of an electric arc furnace，Including lid，It is characterized in that，Described lid is cylindrical，On lid, horizontal edge is along the circumferential direction provided with flange，It described lid is column type groove between plane and flange，On lid, plane central is provided with outside flue gas and arranges layer，Arrange outside flue gas on layer end face and offer three manholes，Described lid portion inside is provided with interlayer，Water inlet and outlet it is respectively provided on two sides with at lid，Described water inlet is all connected with inside interlayer with outlet，On lid, plane is provided with multiple cooling tube，Described cooling tube is arranged outside flue gas between layer and flange and is along the circumferential direction equidistantly distributed，Described cooling tube is inverted "U" shaped，Vertical section including horizontal segment and horizontal segment two ends，Described vertical section lower end is connected with inside interlayer，In described lid, central authorities are provided with fixing flue，Described fixing flue runs through described interlayer and its upper and lower two ends are respectively communicated with outside flue gas and arrange inside layer and electric arc furnace body；On described lid, plane is additionally provided with movable flue and lifting arm, described movable flue and lifting arm are positioned at outside flue gas and arrange layer both sides, described movable flue lower end is run through lid lower plane and is connected with in arc furnace body, it is connected to water-cooled flue in movable flue upper end, the outfan of described water-cooled flue is provided with blower unit, and described lifting arm top is provided with lifting fixture.
- 2. the water cooled cover of a kind of electric arc furnace according to claim 1, it is characterised in that residing for described water inlet, horizontal plane is above horizontal plane residing for outlet.
- 3. the water cooled cover of a kind of electric arc furnace according to claim 1, it is characterised in that Flange joint is passed through with lid and water-cooled flue respectively in described movable flue two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620145066.4U CN205403459U (en) | 2016-02-26 | 2016-02-26 | Water cooled cover of electric arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620145066.4U CN205403459U (en) | 2016-02-26 | 2016-02-26 | Water cooled cover of electric arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205403459U true CN205403459U (en) | 2016-07-27 |
Family
ID=56424424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620145066.4U Expired - Fee Related CN205403459U (en) | 2016-02-26 | 2016-02-26 | Water cooled cover of electric arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205403459U (en) |
-
2016
- 2016-02-26 CN CN201620145066.4U patent/CN205403459U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20210226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |