CN208936749U - A kind of bottomless electrode DC electric arc furnaces - Google Patents
A kind of bottomless electrode DC electric arc furnaces Download PDFInfo
- Publication number
- CN208936749U CN208936749U CN201821354156.XU CN201821354156U CN208936749U CN 208936749 U CN208936749 U CN 208936749U CN 201821354156 U CN201821354156 U CN 201821354156U CN 208936749 U CN208936749 U CN 208936749U
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- Prior art keywords
- electrode
- furnace body
- cooling
- column
- pipe
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Links
- 238000010891 electric arc Methods 0.000 title claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 46
- 239000002893 slag Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 239000002351 wastewater Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 3
- 235000019628 coolness Nutrition 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model relates to EAF Technology fields, especially a kind of bottomless electrode DC electric arc furnaces, including furnace body and bell, the bell lid is located at the top of furnace body, the outer cover of furnace body is equipped with furnace shell, the two sides of the bottom of the furnace body are respectively arranged with slag notch and discharge port, the side of the bell is provided with feeding port, and electrode jack is offered in the middle part of bell, the electrode being vertically arranged is inserted in the electrode jack, the top cover of the electrode jack is equipped with cover board, the through-hole being cooperatively connected with electrode is offered in the middle part of the cover board, the outside of the electrode be successively arranged there are two cool down ring, two cooling rings are respectively positioned on the top of cover board.The utility model is convenient in use for some time adjusting downwards the position for the electrode being lost occur, and the cooling that can be carried out to the electrode being located at outside furnace body to a certain extent is handled, it is ensured that electrode can work normally, convenient for actual use.
Description
Technical field
The utility model relates to EAF Technology field more particularly to a kind of bottomless electrode DC electric arc furnaces.
Background technique
Direct current electric arc furnace refers to the electric arc furnaces for using direct current as the energy.It as ac arc furnace, using electrode and
The electric arc generated between furnace charge generates heat, to achieve the purpose that melting.And the electric arc of the electric arc furnaces of direct-heating type occurs special
With between electrode bar and the furnace charge being smelted, furnace charge is directly by arc heat.Be mainly used for making steel, next be also used for smelting iron,
Copper, refractory material etc..The structure of existing direct current electric arc furnace is typically more single, is not easy to the position according to service condition to electrode
It sets and is adjusted, and cooling processing can not be carried out to electrode, it is thus impossible to meet actual use demand.
Utility model content
Purpose of the utility model is to solve structure existing in the prior art is single, it is not able to satisfy actual use
The shortcomings that demand, and a kind of bottomless electrode DC electric arc furnaces proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of bottomless electrode DC electric arc furnaces is designed, including furnace body and bell, the bell lid are located at the top of furnace body, furnace
The outer cover of body is equipped with furnace shell, and the two sides of the bottom of the furnace body are respectively arranged with slag notch and discharge port, the side of the bell
It is provided with feeding port, and offers electrode jack in the middle part of bell, the electrode being vertically arranged, institute are inserted in the electrode jack
The top cover for stating electrode jack is equipped with cover board, and the through-hole being cooperatively connected with electrode, the electrode are offered in the middle part of the cover board
Outside be successively arranged there are two the ring that cools down, two cooling rings are respectively positioned on the top of cover board, wherein the one of the cooling ring
Its axial direction of lateral edge offers opening, and the inside of the cooling ring offers cooling chamber along its circumferential direction, be connected in the cooling chamber into
Water pipe and outlet pipe, the water inlet pipe and outlet pipe are located at the two sides of opening, the water inlet pipe and outlet pipe far from cooling
One end of ring is connected with water supply mechanism；
The outer cover of the electrode is equipped with installation casing, and installs and connected between casing and electrode by bolt assembly, institute
The top that installation casing is located at electrode is stated, and the side for installing casing is connected with moving casing by horizontally disposed transverse arm, institute
The outside that moving casing is set in column is stated, the column is located at the outside of furnace body, and column is vertically arranged, the column
Bottom end is provided with pedestal；
The top of the column is connected with the pulley being vertically arranged by bracket, and the bottom side of the column is equipped with perpendicular
The positioning pipe being directly arranged, is threadedly coupled that there are two the positioning bolt perpendicular to positioning pipe, the work on the side wall of the positioning pipe
The top of dynamic casing is connected with drawstring, and the drawstring passes through and passes through from the inside of positioning pipe, the drawstring from the top of pulley
Bottom end be wound around on the output shaft of motor, motor is located at the bottom side of column.
Preferably, the opening on two cooling rings is to be staggered.
Preferably, the water supply mechanism includes the cold water storage cistern and waste water tank being set on the outside of furnace body, and the water inlet pipe is separate
One end of cooling ring connect with cold water storage cistern, and cold water storage cistern is internally provided with water pump, water outlet and the water inlet pipe company of the water pump
It connects, the outlet pipe is connect far from one end of cooling ring with waste water tank, and filler pipe, and waste water are provided at the top of the cold water storage cistern
The bottom of case is provided with discharge tube.
Preferably, the top-side of the column offers sliding slot along its axial direction, and be equipped on the inside of moving casing with
The sliding block that sliding slot is cooperatively connected.
Preferably, one end that the positioning bolt is located on the inside of positioning pipe is connected with limit support block.
The utility model proposes a kind of bottomless electrode DC electric arc furnaces, beneficial effect is: the utility model, which has, to be set
Reasonable and easy to use advantage is counted, convenient for the position for the electrode being lost occur is adjusted downwards in use for some time,
And the cooling that can be carried out to the electrode being located at outside furnace body to a certain extent is handled, it is ensured that electrode can work normally, just
In actual use.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of bottomless electrode DC electric arc furnaces structural schematic diagram；
Fig. 2 be the utility model proposes a kind of bottomless electrode DC electric arc furnaces cooling ring structure top view.
In figure: furnace body 1, furnace shell 2, bell 3, slag notch 4, discharge port 5, feeding port 6, electrode jack 7, cover board 8, electrode 9,
Cool down ring 10, water inlet pipe 11, outlet pipe 12, opening 13, installation casing 14, transverse arm 15, moving casing 16, sliding slot 17, pulley 18,
Drawstring 19, column 20, positioning pipe 21, positioning bolt 22, motor 23, pedestal 24, cold water storage cistern 25, waste water tank 26.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of bottomless electrode DC electric arc furnaces, including furnace body 1 and bell 3, the lid of bell 3 are located at furnace body 1
The outer cover at top, furnace body 1 is equipped with furnace shell 2, and the two sides of the bottom of furnace body 1 are respectively arranged with slag notch 4 and discharge port 5, bell 3
Side is provided with feeding port 6, and the middle part of bell 3 offers electrode jack 7, and the electricity being vertically arranged is inserted in electrode jack 7
Pole 9, the top cover of electrode jack 7 are equipped with cover board 8, and the middle part of cover board 8 offers the through-hole being cooperatively connected with electrode 9.
The outside of electrode 9 is successively arranged there are two the ring 10 that cools down, and two cooling rings 10 are respectively positioned on the top of cover board 8, cooling
Its axial direction of a wherein lateral edge for ring 10 offers opening 13, and the inside of cooling ring 10 offers cooling chamber along its circumferential direction, the cooling
Intracavitary to be connected with water inlet pipe 11 and outlet pipe 12, water inlet pipe 11 and outlet pipe 12 are located at the two sides of opening 13, water inlet pipe 11
Water supply mechanism is connected with far from one end of cooling ring 10 with outlet pipe 12.Opening 13 on two cooling rings 10 is to be staggered.
Opening 13 is opened up on cooling ring 10 can prevent the cooling chamber to cool down in ring 10 from forming a complete annular chamber, be convenient for cooling water
It circulates in cooling chamber, cooling water is enable largely to carry out circulating type cooling down to electrode 9, and two are cooled down
Opening 13 on ring 10, which is staggered, can make two cooling rings 10 more comprehensive to the cooling processing of electrode 9, avoid because of opening
The case where 13 presence and the wherein side of electrode 9 occurred cannot obtain cooling processing, is convenient for actual use.
Water supply mechanism includes the cold water storage cistern 25 and waste water tank 26 for being set to 1 outside of furnace body, and water inlet pipe 11 is far from cooling ring 10
One end connect with cold water storage cistern 25, and cold water storage cistern 25 is internally provided with water pump, and the water outlet of water pump is connect with water inlet pipe 11, out
Water pipe 12 is connect far from one end of cooling ring 10 with waste water tank 26, and the top of cold water storage cistern 25 is provided with filler pipe, and waste water tank 26
Bottom be provided with discharge tube.Cold water in cold water storage cistern 25 can enter the inside of cooling ring 10, cold water by water inlet pipe 11
The other end of cooling chamber is flowed to from one end of cooling chamber and is flowed out by outlet pipe 12, and the water in waste water tank 26 can be in cooling treatment
It is put into cold water storage cistern 25 and reuses later.
The outer cover of electrode 9 is equipped with installation casing 14, and installs and connected between casing 14 and electrode 9 by bolt assembly,
Installation casing 14 is located at the top of electrode 9, and the side for installing casing 14 is connected with movable sleeve by horizontally disposed transverse arm 15
Pipe 16, moving casing 16 are set in the outside of column 20, and column 20 is located at the outside of furnace body 1, and column 20 is vertically arranged, and stand
The bottom end of column 20 is provided with pedestal 24.The top-side of column 20 offers sliding slot 17 along its axial direction, and moving casing 16 is interior
Side is equipped with the sliding block being cooperatively connected with sliding slot 17, in this way setting moving up and down convenient for moving casing 16.
The top of column 20 is connected with the pulley 18 being vertically arranged by bracket, and the bottom side of column 20 is equipped with vertically
The positioning pipe 21 of setting, is threadedly coupled that there are two the positioning bolt 22 perpendicular to positioning pipe 21, activities on the side wall of positioning pipe 21
The top of casing 16 is connected with drawstring 19, and drawstring 19 passes through and passes through from the inside of positioning pipe 21, drawstring from the top of pulley 18
19 bottom end is wound around on the output shaft of motor 23, and motor 23 is located at the bottom side of column 20.Positioning bolt 22 is located at positioning
One end of 21 inside of pipe is connected with limit support block, and two positioning bolts 22 are turned to the inside of positioning pipe 21 can be to drawstring 19
Position be defined, and the contact area of positioning bolt 22 Yu drawstring 19 can be increased by limiting support block, keep positioning bolt 22 right
The locating effect of drawstring 19 is more preferable.Motor 23 has preferable folding and unfolding effect to drawstring 19, adjusts convenient for the position to electrode 9
Section.
In use for some time, the bottom end of electrode 9 will appear loss to electrode 9, therefore can be by motor 23 to drawstring 19
It is adjusted, moves down the position of electrode 9, it is ensured that furnace body 1 can work normally.In the prior art, electrode 9 is on furnace body 1
Fang Shi, the surface of electrode 9, which is easy to be affected by temperature, to cause to aoxidize, so that will affect electrode 9 enters the normal work after furnace body 1,
Also the service life of electrode 9 can be reduced, therefore cooling down is carried out to electrode 9 in the external setting cooling ring 10 of electrode 9, it is ensured that
Electrode 9 can work normally after entering furnace body 1.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of bottomless electrode DC electric arc furnaces, including furnace body (1) and bell (3), bell (3) lid is located at furnace body (1)
The outer cover at top, furnace body (1) is equipped with furnace shell (2), and the two sides of the bottom of the furnace body (1) are respectively arranged with slag notch (4) and go out
The side of material mouth (5), the bell (3) is provided with feeding port (6), and electrode jack (7), institute are offered in the middle part of bell (3)
It states and is inserted with the electrode (9) being vertically arranged in electrode jack (7), the top cover of the electrode jack (7) is equipped with cover board (8), institute
State the through-hole for offering in the middle part of cover board (8) and being cooperatively connected with electrode (9), which is characterized in that the outside of the electrode (9) is successively
Be arranged there are two cooling down ring (10), two coolings ring (10) are respectively positioned on the tops of cover board (8), cooling ring (10) its
In a lateral edge its axial direction offer opening (13), the inside of cooling ring (10) offers cooling chamber along its circumferential direction, the cooling
Intracavitary to be connected with water inlet pipe (11) and outlet pipe (12), the water inlet pipe (11) and outlet pipe (12) are located at opening (13)
Two sides, the water inlet pipe (11) and outlet pipe (12) are connected with water supply mechanism far from one end of cooling ring (10)；
The outer cover of the electrode (9) is equipped with installation casing (14), and installs and pass through bolt group between casing (14) and electrode (9)
Part connection, installation casing (14) are located at the top of electrode (9), and the side for installing casing (14) passes through horizontally disposed cross
Arm (15) is connected with moving casing (16), and the moving casing (16) is set in the outside of column (20), column (20) position
In the outside of furnace body (1), and column (20) is vertically arranged, and the bottom end of the column (20) is provided with pedestal (24)；
The top of the column (20) is connected with the pulley (18) being vertically arranged, the bottom side of the column (20) by bracket
The positioning pipe (21) being vertically arranged is installed, there are two perpendicular to positioning pipe for threaded connection on the side wall of the positioning pipe (21)
(21) top of positioning bolt (22), the moving casing (16) is connected with drawstring (19), and the drawstring (19) is from pulley
(18) top is passed through and is passed through from the inside of positioning pipe (21), and the bottom end of the drawstring (19) is wound around the output of motor (23)
On axis, motor (23) is located at the bottom side of column (20).
2. a kind of bottomless electrode DC electric arc furnaces according to claim 1, which is characterized in that two cooling rings (10)
On opening (13) be staggered.
3. a kind of bottomless electrode DC electric arc furnaces according to claim 1, which is characterized in that the water supply mechanism includes setting
The cold water storage cistern (25) and waste water tank (26) being placed on the outside of furnace body (1), the water inlet pipe (11) far from cooling ring (10) one end with
Cold water storage cistern (25) connection, and cold water storage cistern (25) is internally provided with water pump, the water outlet of the water pump connect with water inlet pipe (11),
The outlet pipe (12) connect far from one end of cooling ring (10) with waste water tank (26), is provided at the top of the cold water storage cistern (25)
Filler pipe, and the bottom of waste water tank (26) is provided with discharge tube.
4. a kind of bottomless electrode DC electric arc furnaces according to claim 1, which is characterized in that the top of the column (20)
Side offers sliding slot (17) along its axial direction, and the cunning being cooperatively connected with sliding slot (17) is equipped on the inside of moving casing (16)
Block.
5. a kind of bottomless electrode DC electric arc furnaces according to claim 1, which is characterized in that positioning bolt (22) position
One end on the inside of positioning pipe (21) is connected with limit support block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821354156.XU CN208936749U (en) | 2018-08-22 | 2018-08-22 | A kind of bottomless electrode DC electric arc furnaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821354156.XU CN208936749U (en) | 2018-08-22 | 2018-08-22 | A kind of bottomless electrode DC electric arc furnaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208936749U true CN208936749U (en) | 2019-06-04 |
Family
ID=66718389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821354156.XU Withdrawn - After Issue CN208936749U (en) | 2018-08-22 | 2018-08-22 | A kind of bottomless electrode DC electric arc furnaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208936749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099703A (en) * | 2018-08-22 | 2018-12-28 | 申达电气集团有限公司 | A kind of bottomless electrode DC electric arc furnaces |
-
2018
- 2018-08-22 CN CN201821354156.XU patent/CN208936749U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099703A (en) * | 2018-08-22 | 2018-12-28 | 申达电气集团有限公司 | A kind of bottomless electrode DC electric arc furnaces |
| CN109099703B (en) * | 2018-08-22 | 2023-10-31 | 申达电气集团有限公司 | DC arc furnace without bottom electrode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190604 Effective date of abandoning: 20231031 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190604 Effective date of abandoning: 20231031 |