CN207556264U - A kind of high melt three-phawse arc furnace - Google Patents
A kind of high melt three-phawse arc furnace Download PDFInfo
- Publication number
- CN207556264U CN207556264U CN201721710599.3U CN201721710599U CN207556264U CN 207556264 U CN207556264 U CN 207556264U CN 201721710599 U CN201721710599 U CN 201721710599U CN 207556264 U CN207556264 U CN 207556264U
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- CN
- China
- Prior art keywords
- bell
- burner hearth
- high melt
- arc furnace
- electrode
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Abstract
The utility model discloses a kind of high melt three-phawse arc furnaces, including motor, bell, electrode and burner hearth, the electrode is mounted on the middle part of the lower surface of the bell, transmission shaft is installed on the bell, the motor drives the bell to rotate by the transmission shaft, the bell lid is closed above the burner hearth, and the burner hearth bottom is equipped with discharge port.The top half of the burner hearth and lower half portion are equipped with temperature inductor, and the temperature inductor is connected with a current temperature controller, and the current temperature controller is connected with the electrode.Compared with prior art, the high melt three-phawse arc furnace of the utility model structure has many advantages, such as with reference to simple, easy to use and saving energy consumption.
Description
Technical field
The utility model is related to field of metallurgical equipment, and in particular to a kind of high melt three-phawse arc furnace.
Background technology
Electric arc furnaces is one of common equipment of metallurgy industry, and electric arc furnaces is a kind of high melt generated using electrode arc
The electric furnace of ore and metal.In metal smelting process, electric arc furnaces is bigger than the technological flexibility of other converters, can remove effectively
The impurity such as sulphur, phosphorus, furnace temperature are easy to control, and occupation area of equipment is small, suitable for the melting of superior alloy steel.However existing electric arc furnaces by
In no agitating device so that the heated liquid in burner hearth is uneven, causes energy consumption higher.
Utility model content
The defects of in order to overcome the above-mentioned prior art, the technical problem to be solved by the utility model is to provide a kind of bells
The high melt three-phawse arc furnace of 360 degree of rotatings of energy.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of high melt three-phase electric arc
Stove, including motor, bell, electrode and burner hearth, the electrode is mounted on the middle part of the lower surface of the bell, pacifies on the bell
Equipped with transmission shaft, the motor drives the bell to rotate by the transmission shaft, and the bell lid is closed above the burner hearth,
The burner hearth bottom is equipped with discharge port.
Further, the top half of the burner hearth and lower half portion are equipped with temperature inductor, the temperature inductor
It is connected with a current temperature controller, the current temperature controller is connected with the electrode.
Further, the burner hearth is cylinder shape groove.
Further, the burner hearth ecto-entad includes insulating layer and furnace lining layer successively, and the furnace lining layer is by one layer or more
Layer contains graphite, boride or metal and is formed as the brick of electric conductor.
Further, the ratio between thickness of the insulating layer and furnace lining layer is 1~2：1.
Further, the electrode is three, is evenly distributed in the lower surface of the bell.
Further, the upper surface of the bell set there are six annular array distribution hanging ring, the hanging ring to the stove
The distance at lid center is the 2/3~4/5 of the bell radius.
Further, the bell is equipped with feed inlet, the width of the feed inlet for the bell diameter 1/6~
1/5。
Further, it is additionally provided with the upper cover for being used to open or covering and close feed inlet above the feed inlet.
The beneficial effects of the utility model are：The three-phawse arc furnace of the utility model is simple in structure, easy to operate, passes through
Motor drives transmission shaft and then bell to rotate, so as to fulfill the slow rotation of bell, since the lower surface of bell is equipped with electrode,
Using electrode as stirring rod, the stirring of liquid in burner hearth is realized so that temperature is uniform in burner hearth, promotes the steady of melting properties of product
It is qualitative；Motor drives bell rotating, both improves mixing effect, while the electric wire being connected with equipment is avoided to knot and is wound, and makes
Obtain more convenient operation.Discharge port is set in burner hearth bottom, the material of fusing need not topple over and can discharge, operation facility.
Description of the drawings
Fig. 1 show the structure diagram of the high melt three-phawse arc furnace of the embodiment of the present invention one to three；
Fig. 2 show the vertical view of the high melt three-phawse arc furnace of the embodiment of the present invention one to three.
Label declaration：11st, upper cover；12nd, hanging ring；13rd, transmission shaft；21st, insulating layer；22nd, furnace lining layer；23rd, temperature sense
Device；24th, discharge port；3rd, electrode；4th, motor.
Specific embodiment
For technology contents, the objects and the effects of the utility model are described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is：Transmission shaft is driven to be rotated and then bell by motor, so as to fulfill stove
The slow rotation of lid, since the lower surface of bell is equipped with electrode, using electrode as stirring rod, liquid stirs in realization burner hearth
It mixes so that temperature is uniform in burner hearth, promotes the stability of melting properties of product；Motor drives bell rotating, had both improved and has stirred
Effect is mixed, while the electric wire being connected with equipment is avoided to knot and is wound so that more convenient operation.
A kind of high melt three-phawse arc furnace, including motor, bell, electrode and burner hearth, the electrode is mounted on the stove
The middle part of the lower surface of lid, transmission shaft is equipped on the bell, and the motor passes through the transmission shaft and the bell is driven to revolve
Turn, the bell lid is closed above the burner hearth, and the burner hearth bottom is equipped with discharge port.
As can be seen from the above description, the beneficial effects of the utility model are：The three-phawse arc furnace structure letter of the utility model
It is single, easy to operate, transmission shaft is driven to be rotated and then bell by motor, so as to fulfill the slow rotation of bell, due to bell
Lower surface is equipped with electrode, using electrode as stirring rod, realizes the stirring of liquid in burner hearth so that temperature is uniform in burner hearth, carries
Rise the stability of melting properties of product；Motor drives bell rotating, both improves mixing effect, while avoid being connected with equipment
Electric wire knot winding so that more convenient operation.Discharge port is set in burner hearth bottom, the material of fusing need not topple over and can arrange
Go out, operation facility.
Further, the top half of the burner hearth and lower half portion are equipped with temperature inductor, the temperature inductor
It is connected with a current temperature controller, the current temperature controller is connected with the electrode.
As can be seen from the above description, the beneficial effects of the utility model are：Temperature sense is respectively provided in the top and the bottom of burner hearth
Answer device so that temperature measuring result is more accurate, while temperature inductor is connected with current temperature controller, passes through coordination electrode
Size of current realize the control of accurate temperature.
Further, the burner hearth is cylinder shape groove.
Further, the burner hearth ecto-entad includes insulating layer and furnace lining layer successively, and the furnace lining layer is by one layer or more
Layer contains graphite, boride or metal and is formed as the brick of electric conductor.
As can be seen from the above description, the beneficial effects of the utility model are：Insulating layer is set in furnace lining outer surface, slows down stove
The thermal loss of thorax saves energy consumption.
Further, the ratio between thickness of the insulating layer and furnace lining layer is 1~2：1.
Further, the electrode is three, is evenly distributed in the lower surface of the bell.
As can be seen from the above description, the beneficial effects of the utility model are：Electrode is uniformly distributed, makes the weight of bell
It is more evenly distributed, meanwhile, also make the heating process of electric arc furnaces evenly.
Further, the upper surface of the bell set there are six annular array distribution hanging ring, the hanging ring to the stove
The distance at lid center is the 2/3~4/5 of the bell radius.
As can be seen from the above description, the beneficial effects of the utility model are：In bell upper surface, six annular arrays are set
The hanging ring of distribution so that furnace cover lifting process is more convenient, and stress is evenly.
Further, the bell is equipped with feed inlet, the width of the feed inlet for the bell diameter 1/6~
1/5。
Further, it is additionally provided with the upper cover for being used to open or covering and close feed inlet above the feed inlet.
As can be seen from the above description, the beneficial effects of the utility model are：Feed inlet is set on bell surface, and charging is more square
Just, by that can open or cover the folding for the upper cover control feed inlet for closing feed inlet, entire bell is avoided to open, reduces heat
Loss.
It please refers to shown in Fig. 1 to Fig. 2, the embodiment one of the utility model is：A kind of high melt three-phawse arc furnace, including
Motor 4, bell, electrode 3 and burner hearth, the electrode 3 are mounted on the middle part of the lower surface of the bell, are equipped on the bell
Transmission shaft 13, the motor 4 drive the bell to rotate by the transmission shaft 13, and the bell lid is closed on the burner hearth
Side, the burner hearth bottom are equipped with discharge port 24.The top half of the burner hearth and lower half portion are equipped with temperature inductor 23, institute
It states temperature inductor 23 with a current temperature controller to be connected, the current temperature controller is connected with the electrode 3.The stove
Thorax is cylinder shape groove.The burner hearth ecto-entad includes insulating layer 21 and furnace lining layer 22 successively, and the furnace lining layer 22 is by one layer
Or multilayer contains graphite, boride or metal and is formed as the brick of electric conductor.The thickness of the insulating layer 21 and furnace lining layer 22 it
Than being 1：1.The electrode 3 is three, is evenly distributed in the lower surface of the bell.There are six the upper surface of the bell is set
The hanging ring 12 of annular array distribution, the distance of the hanging ring 12 to the bell center are the 2/3 of the bell radius.The stove
It covers equipped with feed inlet, the width of the feed inlet is the 1/6 of the bell diameter.It is additionally provided with to beat above the feed inlet
Open or cover the upper cover 11 for closing feed inlet.
The embodiment two of the utility model is：A kind of high melt three-phawse arc furnace, including motor 4, bell, 3 and of electrode
Burner hearth, the electrode 3 are mounted on the middle part of the lower surface of the bell, transmission shaft 13, the motor 4 are equipped on the bell
The bell is driven to rotate by the transmission shaft 13, the bell lid is closed above the burner hearth, and the burner hearth bottom is equipped with
Discharge port 24.The top half of the burner hearth and lower half portion are equipped with temperature inductor 23, the temperature inductor 23 and one
Current temperature controller is connected, and the current temperature controller is connected with the electrode 3.The burner hearth is cylinder shape groove.Institute
It states burner hearth ecto-entad and includes insulating layer 21 and furnace lining layer 22 successively, the furnace lining layer 22 contains graphite, boron by one or more layers
Compound or metal are formed as the brick of electric conductor.The ratio between thickness of the insulating layer 21 and furnace lining layer 22 is 2：1.The electrode 3
It is three, is evenly distributed in the lower surface of the bell.The upper surface of the bell sets hanging there are six annular array distribution
Ring 12, the distance of the hanging ring 12 to the bell center are the 4/5 of the bell radius.The bell is equipped with feed inlet,
The width of the feed inlet is the 1/5 of the bell diameter.It is additionally provided with to be used to open or cover above the feed inlet and closes feed inlet
Upper cover 11.
The embodiment three of the utility model is：A kind of high melt three-phawse arc furnace, including motor 4, bell, 3 and of electrode
Burner hearth, the electrode 3 are mounted on the middle part of the lower surface of the bell, transmission shaft 13, the motor 4 are equipped on the bell
The bell is driven to rotate by the transmission shaft 13, the bell lid is closed above the burner hearth, and the burner hearth bottom is equipped with
Discharge port 24.The top half of the burner hearth and lower half portion are equipped with temperature inductor 23, the temperature inductor 23 and one
Current temperature controller is connected, and the current temperature controller is connected with the electrode 3.The burner hearth is cylinder shape groove.Institute
It states burner hearth ecto-entad and includes insulating layer 21 and furnace lining layer 22 successively, the furnace lining layer 22 contains graphite, boron by one or more layers
Compound or metal are formed as the brick of electric conductor.The ratio between thickness of the insulating layer 21 and furnace lining layer 22 is 1.5： 1.The electricity
Pole 3 is three, is evenly distributed in the lower surface of the bell.The upper surface of the bell sets what is be distributed there are six annular array
Hanging ring 12, the distance of the hanging ring 12 to the bell center are the 7/10 of the bell radius.The bell is equipped with charging
Mouthful, the width of the feed inlet is 0.18 times of the bell diameter.Be additionally provided with above the feed inlet be used to open or
Lid closes the upper cover 11 of feed inlet.
In conclusion the utility model provides a kind of high melt three-phawse arc furnace, the electric arc furnaces result is simple, operation side
Just and save energy consumption.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalents made based on the specification and figures of the utility model are directly or indirectly used in relevant technology neck
Domain is equally included in the patent within the scope of the utility model.
Claims (9)
1. a kind of high melt three-phawse arc furnace, it is characterised in that：Including motor, bell, electrode and burner hearth, the electrode installation
Transmission shaft is installed on the middle part of the lower surface of the bell, the bell, the motor drives institute by the transmission shaft
Bell rotation is stated, the bell lid is closed above the burner hearth, and the bottom of the burner hearth is equipped with discharge port.
2. high melt three-phawse arc furnace according to claim 1, it is characterised in that：The top half of the burner hearth is under
Half part is equipped with temperature inductor, and the temperature inductor is connected with a current temperature controller, the current temperature control
Device is connected with the electrode.
3. high melt three-phawse arc furnace according to claim 1, it is characterised in that：The burner hearth is cylinder shape groove.
4. high melt three-phawse arc furnace according to claim 1, it is characterised in that：The burner hearth ecto-entad wraps successively
Insulating layer and furnace lining layer are included, the furnace lining layer contains the brick structure of graphite, boride or metal as electric conductor by one or more layers
Into.
5. high melt three-phawse arc furnace according to claim 4, it is characterised in that：The thickness of the insulating layer and furnace lining layer
The ratio between degree is 1~2：1.
6. high melt three-phawse arc furnace according to claim 1, it is characterised in that：The electrode is three, uniformly
It is distributed in the lower surface of the bell.
7. high melt three-phawse arc furnace according to claim 1, it is characterised in that：The upper surface of the bell is equipped with six
The hanging ring of a annular array distribution, the distance of the hanging ring to the bell center are the 2/3~4/5 of the bell radius.
8. high melt three-phawse arc furnace according to claim 1, it is characterised in that：The bell is equipped with feed inlet,
The width of the feed inlet is the 1/6~1/5 of the bell diameter.
9. high melt three-phawse arc furnace according to claim 8, it is characterised in that：Use is additionally provided with above the feed inlet
In the upper cover for opening or covering conjunction feed inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710599.3U CN207556264U (en) | 2017-12-11 | 2017-12-11 | A kind of high melt three-phawse arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710599.3U CN207556264U (en) | 2017-12-11 | 2017-12-11 | A kind of high melt three-phawse arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207556264U true CN207556264U (en) | 2018-06-29 |
Family
ID=62665733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710599.3U Expired - Fee Related CN207556264U (en) | 2017-12-11 | 2017-12-11 | A kind of high melt three-phawse arc furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207556264U (en) |
-
2017
- 2017-12-11 CN CN201721710599.3U patent/CN207556264U/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: 20180629 Termination date: 20181211 |