CN215002843U - Electric arc furnace convenient to unload - Google Patents
Electric arc furnace convenient to unload Download PDFInfo
- Publication number
- CN215002843U CN215002843U CN202120134469.XU CN202120134469U CN215002843U CN 215002843 U CN215002843 U CN 215002843U CN 202120134469 U CN202120134469 U CN 202120134469U CN 215002843 U CN215002843 U CN 215002843U
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- furnace
- cylinder
- electric arc
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- 238000010891 electric arc Methods 0.000 title claims abstract description 41
- 238000007599 discharging Methods 0.000 claims abstract description 25
- 238000003723 Smelting Methods 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000009628 steelmaking Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000011820 acidic refractory Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009845 electric arc furnace steelmaking Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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Abstract
The utility model relates to an electric arc furnace convenient for discharging, belonging to the technical field of electric arc furnace equipment, and the key point of the technical proposal is that the electric arc furnace comprises a furnace body, a furnace cover and a furnace base for placing the furnace body, wherein the furnace cover is provided with an electrode for extending into the furnace body; the circumferential surface of the furnace body is provided with a feed inlet and a discharge outlet, the lower end of the furnace body is provided with an arc surface, and the upper surface of the furnace base is provided with an arc groove which is attached to the arc surface; the upper surface of the furnace base is fixedly provided with a mounting block, and the furnace body is hinged with the mounting block around a horizontal axis; a discharging cylinder is arranged on one side of the furnace base, and the discharging cylinder is obliquely arranged; the cylinder block end of the unloading cylinder is provided with a cylinder block, and the cylinder block is fixedly connected with the furnace base; the cylinder body of the discharging cylinder is hinged with the cylinder seat around a horizontal axis, and the piston rod of the discharging cylinder is hinged with the furnace body around the horizontal axis; the utility model discloses can convenient and fast unload simple structure stably to the raw materials of smelting.
Description
Technical Field
The utility model relates to an electric arc furnace equipment technical field especially relates to an electric arc furnace convenient to unload.
Background
An electric arc furnace is an electric furnace that utilizes the high temperature produced by an electrode arc to melt ores and metals. The energy is concentrated when the gas discharge is formed, and the temperature of an arc zone is more than 3000 ℃. For smelting metal, the electric arc furnace has greater process flexibility than other steel furnaces, can effectively remove impurities such as sulfur, phosphorus and the like, has easily controlled furnace temperature and small equipment floor area, and is suitable for smelting high-quality alloy steel. Electric arc furnaces can be classified into three-phase electric arc furnaces, consumable electric arc furnaces, single-phase electric arc furnaces, resistance electric arc furnaces, and the like, in terms of the form of an electric arc. The furnace body of the electric arc steelmaking furnace consists of a furnace cover, a furnace door, a steel tapping groove and a furnace body, and the furnace bottom and the furnace wall are built by alkaline refractory materials or acidic refractory materials. Electric arc steelmaking furnaces are classified into ordinary power electric arc furnaces, high power electric arc furnaces and ultra-high power electric arc furnaces according to the capacity of a transformer allocated to each ton of furnace capacity. In the electric arc furnace steelmaking, electric energy is input into the electric arc steelmaking furnace through a graphite electrode, and electric arc generated between the end part of the electrode and furnace burden is used as a heat source to carry out steelmaking. The electric arc furnace uses electric energy as a heat source, can adjust the atmosphere in the furnace, and is very favorable for smelting steel containing more easily-oxidizable elements.
The electric arc furnace that has now can refer to the chinese utility model patent file that the grant bulletin number is CN203928693U, and it discloses an electric arc furnace, the induction cooker comprises a cooker bod, divide in the furnace body to establish to process chamber and action chamber, be equipped with the bell on the furnace body, inserted a plurality of electrode on the bell, the furnace body bottom is convex, be equipped with convex assorted half gear, the electric arc furnace still includes motor, reduction gear and screw rod, spur rack, the motor output end is equipped with the reduction gear, and motor and reduction gear are located on the screw rod.
Foretell electric arc furnace passes through the cooperation of semi-gear and spur rack, and then emptys the drive of unloading to the furnace body, and the semi-gear is under the effect of gravity, and easy wearing and tearing, and then lead to the holistic stability of equipment relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric arc furnace convenient to unload can convenient and fast unload simple structure stably to the raw materials of smelting.
The above technical purpose of the present invention can be achieved by the following technical solutions: an electric arc furnace convenient for discharging comprises a furnace body, a furnace cover and a furnace base for placing the furnace body, wherein an electrode extending into the furnace body is arranged on the furnace cover; the circumferential surface of the furnace body is provided with a feed inlet and a discharge outlet, the lower end of the furnace body is provided with an arc surface, and the upper surface of the furnace base is provided with an arc groove which is attached to the arc surface; the upper surface of the furnace base is fixedly provided with a mounting block, and the furnace body is hinged with the mounting block around a horizontal axis; a discharging cylinder is arranged on one side of the furnace base, and the discharging cylinder is obliquely arranged; the cylinder block end of the unloading cylinder is provided with a cylinder block, and the cylinder block is fixedly connected with the furnace base; the cylinder body of the discharging cylinder is hinged with the cylinder seat around the horizontal axis, and the piston rod of the discharging cylinder is hinged with the furnace body around the horizontal axis.
Through the technical scheme, the lower part of the furnace body is matched with the spherical surface of the furnace base through the arc surface, the furnace body is hinged with the mounting block arranged on the furnace base around the horizontal axis, and the furnace body is driven to rotate around the hinged shaft of the furnace body and the mounting block through the extension and contraction of the piston rod of the discharging cylinder, so that the discharging can be conveniently and quickly carried out; and through the cooperation of arc surface and arc recess, make the lower part of furnace body arrange in the stove seat, reduced the focus of furnace body, make electric arc furnace overall structure more stable.
Preferably, the furnace base is a circular truncated cone with a cross section gradually reduced from bottom to top.
Through the technical scheme, the furnace base is set to be the circular truncated cone shape with the cross section gradually reduced from bottom to top, so that the furnace base has good stability, and the furnace body can be well supported.
Preferably, feed inlet department is provided with the inlet pipe with the feed inlet intercommunication, the upper end of inlet pipe is fixed with the feeder hopper.
Through above-mentioned technical scheme, through setting up the inlet pipe in feed inlet department to set up the feeder hopper at the tip of inlet pipe, thereby make things convenient for the staff to carry out the material and add toward the furnace body.
Preferably, a cover seat is arranged on one side of the furnace seat, a connecting block is arranged at the upper end of the cover seat, an operating arm extending to the upper part of the furnace cover is arranged at the upper part of the connecting block, and the operating arm is fixedly connected with the furnace cover; the lower part of connecting block is provided with the lift cylinder, the vertical upward setting of piston rod of lift cylinder, the cylinder body and the lid seat fixed connection of lift cylinder, the piston rod and the connecting block fixed connection of lift cylinder.
Through the technical scheme, the piston rod of the lifting cylinder extends, and then the furnace cover is driven to move upwards through the operating arm, so that the furnace cover is separated from the furnace body, and the furnace body is conveniently opened.
Preferably, a rotary cylinder is arranged on the connecting block, a piston rod of the rotary cylinder is vertically arranged upwards, a cylinder body of the rotary cylinder is fixedly connected with the connecting block, and an output shaft of the rotary cylinder is fixedly connected with the operating arm.
Through the technical scheme, the operating arm is driven through the rotary cylinder, so that the operating arm swings, the furnace cover can be controlled to be close to or far away from the furnace body, and the electric arc furnace is more convenient to use.
Preferably, a mounting disc is arranged above the furnace cover and fixedly connected with each electrode, and the electrodes axially penetrate through the furnace cover; an adjusting arm is fixed on the mounting disc, and an adjusting electric push rod is arranged at the lower part of one end of the adjusting arm, which is far away from the mounting disc; the adjusting mechanism comprises an adjusting electric push rod, an operating arm, a piston rod, an adjusting arm and a power supply, wherein the piston rod of the adjusting electric push rod is vertically arranged upwards, the rod body of the adjusting electric push rod is fixedly connected with the operating arm, and the piston rod of the adjusting electric push rod is fixedly connected with the adjusting arm.
Through the technical scheme, the piston rod of the electric push rod stretches, so that the mounting disc is driven to lift in the vertical direction, and the electrode probing depth can be adjusted conveniently and quickly.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic view of the structure of an electric arc furnace for facilitating the discharge.
FIG. 2 is a schematic view showing the structure of the furnace body and the furnace cover.
FIG. 3 is a schematic view showing the structure of the furnace base.
Wherein, 1, a furnace body; 11. a feed inlet; 12. a discharge port; 13. a feed pipe; 14. a feed hopper; 15. a circular arc surface; 2. a furnace cover; 3. a furnace base; 31. an arc-shaped groove; 32. mounting blocks; 4. a discharge cylinder; 41. a cylinder block; 5. an electrode; 6. mounting a disc; 61. an adjusting arm; 7. a cover seat; 71. connecting blocks; 8. an operating arm; 81. a lifting cylinder; 82. a rotating cylinder; 9. the electric push rod is adjusted.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b):
an electric arc furnace with convenient discharging, referring to fig. 1 and 2, comprises a furnace body 1, a furnace cover 2 and a furnace base 3 for placing the furnace body 1. The furnace base 3 is a circular truncated cone with a cross section gradually reduced from bottom to top. A feed inlet 11 and a discharge outlet 12 are arranged on the circumferential surface of the furnace body 1, a feed pipe 13 communicated with the feed inlet 11 is arranged at the feed inlet 11, and a feed hopper 14 is fixed at the upper end of the feed pipe 13. One side of the furnace base 3 is provided with a cover base 7. When the electric arc furnace is used, a smelting raw material is added into the furnace body 1 through the feed hopper 14, and after the smelting of the raw material is completed, the liquid raw material in the furnace body 1 is poured out through the discharge port 12 on the furnace body 1.
Referring to fig. 1 to 3, the lower end of the furnace body 1 is provided with an arc surface 15, and the upper surface of the furnace base 3 is provided with an arc groove 31 attached to the arc surface 15. The upper surface of the furnace base 3 is fixed with a mounting block 32, and the furnace body 1 is hinged with the mounting block 32 around a horizontal axis. One side of the furnace base 3 is provided with a discharging cylinder 4, and the discharging cylinder 4 is obliquely arranged; the cylinder body of the discharging cylinder 4 is hinged with the furnace base 3 around the horizontal axis, and the piston rod of the discharging cylinder 4 is hinged with the furnace body 1 around the horizontal axis. The piston rod of the discharging cylinder 4 stretches out and draws back, so that the furnace body 1 is driven to rotate around the hinged shaft of the furnace body and the installation block 32, and discharging can be conveniently and quickly carried out. And through the cooperation of arc surface 15 and arc recess 31, make the lower part of furnace body 1 arrange in stove seat 3, reduced the focus of furnace body 1, make electric arc furnace overall structure more stable.
Referring to fig. 1 to 3, a connection block 71 is disposed at an upper end of the cover base 7, an operation arm 8 extending to an upper portion of the furnace cover 2 is disposed at an upper portion of the connection block 71, and the operation arm 8 is fixedly connected to the furnace cover 2. The lower part of connecting block 71 is provided with lift cylinder 81, and lift cylinder 81's piston rod sets up vertically upwards, lift cylinder 81's cylinder body and lid seat 7 fixed connection, lift cylinder 81's piston rod and connecting block 71 fixed connection. The connecting block 71 is provided with a rotary cylinder 82, a piston rod of the rotary cylinder 82 is vertically arranged upwards, a cylinder body of the rotary cylinder 82 is fixedly connected with the connecting block 71, and an output shaft of the rotary cylinder 82 is fixedly connected with the operating arm 8. When the furnace body 1 needs to be opened, if the interior of the furnace body 1 needs to be cleaned; the piston rod of the lifting cylinder 81 extends, so that the furnace cover 2 moves upwards and is separated from the furnace body 1; the rotary cylinder 82 drives the operating arm 8 to swing, so that the furnace cover 2 is separated from the position of the furnace body 1, and the operation is convenient for workers.
Referring to fig. 1 to 3, an electrode 5 is provided on the furnace cover 2 to extend into the furnace body 1, and the electrode 5 axially penetrates the furnace cover 2. And a mounting plate 6 is arranged above the furnace cover 2, and the mounting plate 6 is fixedly connected with each electrode 5. An adjusting arm 61 is fixed on the mounting plate 6, and an adjusting electric push rod 9 is arranged on the lower portion of one end, far away from the mounting plate 6, of the adjusting arm 61. Adjust electric putter 9's vertical setting up of piston rod, adjust electric putter 9's the body of rod and operating arm 8 fixed connection, adjust electric putter 9's piston rod and regulating arm 61 fixed connection. The piston rod of the electric push rod 9 is adjusted to stretch, so that the mounting disc 6 is driven to lift in the vertical direction, and the probing depth of the electrode 5 can be adjusted conveniently and quickly.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (6)
1. An electric arc furnace convenient for discharging comprises a furnace body (1), a furnace cover (2) and a furnace base (3) for placing the furnace body (1), wherein an electrode (5) extending into the furnace body (1) is arranged on the furnace cover (2); feed inlet (11) and discharge gate (12) have been seted up on furnace body (1) global, its characterized in that: the lower end of the furnace body (1) is provided with an arc surface (15), and the upper surface of the furnace base (3) is provided with an arc groove (31) which is attached to the arc surface (15); the upper surface of the furnace base (3) is fixedly provided with a mounting block (32), and the furnace body (1) is hinged with the mounting block (32) around a horizontal axis; a discharging cylinder (4) is arranged on one side of the furnace base (3), and the discharging cylinder (4) is obliquely arranged; the cylinder body end part of the discharging cylinder (4) is provided with a cylinder seat (41), and the cylinder seat (41) is fixedly connected with the furnace seat (3); the cylinder body of the discharging cylinder (4) is hinged with the cylinder seat (41) around a horizontal axis, and the piston rod of the discharging cylinder (4) is hinged with the furnace body (1) around the horizontal axis.
2. An electric arc furnace for facilitating the discharge according to claim 1, characterized in that: the furnace base (3) is of a circular truncated cone shape with the cross section gradually reduced from bottom to top.
3. An electric arc furnace for facilitating the discharge according to claim 1, characterized in that: feed inlet (11) department is provided with inlet pipe (13) with feed inlet (11) intercommunication, the upper end of inlet pipe (13) is fixed with feeder hopper (14).
4. An electric arc furnace for facilitating the discharge according to claim 1, characterized in that: a cover seat (7) is arranged on one side of the furnace seat (3), a connecting block (71) is arranged at the upper end of the cover seat (7), an operating arm (8) extending to the upper part of the furnace cover (2) is arranged at the upper part of the connecting block (71), and the operating arm (8) is fixedly connected with the furnace cover (2); the lower part of connecting block (71) is provided with lift cylinder (81), the vertical upwards setting of piston rod of lift cylinder (81), the cylinder body and the apron (7) fixed connection of lift cylinder (81), the piston rod and connecting block (71) fixed connection of lift cylinder (81).
5. An electric arc furnace for facilitating the discharge according to claim 4, characterized in that: be provided with revolving cylinder (82) on connecting block (71), the vertical upwards setting of piston rod of revolving cylinder (82), the cylinder body and connecting block (71) fixed connection of revolving cylinder (82), the output shaft and the operating arm (8) fixed connection of revolving cylinder (82).
6. An electric arc furnace for facilitating the discharge according to claim 4, characterized in that: a mounting plate (6) is arranged above the furnace cover (2), the mounting plate (6) is fixedly connected with each electrode (5), and the electrodes (5) axially penetrate through the furnace cover (2); an adjusting arm (61) is fixed on the mounting disc (6), and an adjusting electric push rod (9) is arranged on the lower portion of one end, far away from the mounting disc (6), of the adjusting arm (61); the piston rod of adjusting electric putter (9) sets up vertically, adjust the body of rod and operating arm (8) fixed connection of electric putter (9), the piston rod and the regulation arm (61) fixed connection of adjusting electric putter (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120134469.XU CN215002843U (en) | 2021-01-18 | 2021-01-18 | Electric arc furnace convenient to unload |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120134469.XU CN215002843U (en) | 2021-01-18 | 2021-01-18 | Electric arc furnace convenient to unload |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215002843U true CN215002843U (en) | 2021-12-03 |
Family
ID=79140974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120134469.XU Expired - Fee Related CN215002843U (en) | 2021-01-18 | 2021-01-18 | Electric arc furnace convenient to unload |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215002843U (en) |
-
2021
- 2021-01-18 CN CN202120134469.XU patent/CN215002843U/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 |
Granted publication date: 20211203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |