CN211897064U - Dummy electrode rod for electroslag furnace - Google Patents
Dummy electrode rod for electroslag furnace Download PDFInfo
- Publication number
- CN211897064U CN211897064U CN202020521537.3U CN202020521537U CN211897064U CN 211897064 U CN211897064 U CN 211897064U CN 202020521537 U CN202020521537 U CN 202020521537U CN 211897064 U CN211897064 U CN 211897064U
- Authority
- CN
- China
- Prior art keywords
- electrode
- rod
- consumable electrode
- fixture
- somatic part
- 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
Links
- 230000000392 somatic effect Effects 0.000 claims abstract description 14
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 5
- 239000010962 carbon steel Substances 0.000 claims abstract description 5
- 229910001566 austenite Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005672 electromagnetic field Effects 0.000 abstract description 3
- 230000005389 magnetism Effects 0.000 abstract description 3
- 229910000963 austenitic stainless steel Inorganic materials 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Furnace Details (AREA)
Abstract
The utility model provides a dummy electrode pole for electroslag furnace, including the body of rod, fixture and consumable electrode, the bottom of fixture is provided with a plurality of top bolts, and the ring channel contact that sets up on the top of top bolt and the consumable electrode, body of rod top-down include joint portion, cylinder portion, quadrangular somatic part and polygonal somatic part in proper order, and the bottom of polygonal somatic part is passed fixture and is connected with the top of consumable electrode, and cylinder portion is made by austenitic stainless steel class, and quadrangular somatic part and polygonal somatic part are made by ordinary carbon steel. The utility model utilizes the top bolt to adjust the connecting capacity between the top of the consumable electrode and the bottom of the false electrode, effectively improves the connecting effect between the consumable electrode and the false electrode, and is beneficial to improving the remelting quality; the cylindrical part of the rod body has no magnetism, eddy current caused by electromagnetic field influence can be avoided, a large arm chuck of the clamping cylindrical part can be prevented from being burnt by red false electrodes, cost reduction is facilitated, and the manufacturing difficulty of the whole rod body is low. The device has reasonable design and simple structure, and is suitable for large-scale popularization.
Description
Technical Field
The utility model belongs to the technical field of electroslag furnace equipment, especially, relate to a dummy electrode pole for electroslag furnace.
Background
The electroslag furnace is an important device in the production of special steel, and the electroslag remelting process is one of important means for improving the added value of products. At present, in the electroslag remelting process, a connection mode of one end of a dummy electrode in an electrode driving mechanism and a consumable electrode is generally welding, and the connection method has the following problems: firstly, generally, each electroslag furnace is equipped with one welder on average, and the technical level of the welder is required to be higher; secondly, welding needs to consume a large amount of welding rods and electric energy; thirdly, the dummy electrode and the consumable electrode are directly welded, and after electroslag smelting, the diameter of the residual electrode is generally larger, so that the metal loss is large; fourthly, when the surface of the end of the consumable electrode is not good or the welding performance between the electrodes is not good, the consumable electrode is easy to directly fall into the crystallizer in the high-temperature smelting process to cause the scrapping of the whole furnace steel ingot, and the crystallizer is easy to damage to cause safety accidents.
Chinese patent 201821021127.1 discloses a fixture for consumable electrode and dummy electrode of electroslag furnace, including consumable electrode, dummy electrode and electrode card box, the link of consumable electrode is equipped with "T" shape dop, electrode card box is the box body that holds chamber capacity "T" shape dop head, the top of electrode card box and the lower part fixed connection of dummy electrode, and electrode card box one side is uncovered setting, and the uncovered side of electrode card box is provided with stifled tight device. The utility model discloses a fixture for electroslag furnace consumable electrode and false electrode practices thrift the cost, has solved because the not firm incident that falls the electrode of welding, has thoroughly eliminated the potential safety hazard and has thoroughly eliminated the air pollution problem of flue gas when welding. The device has the problems that the contact effect between the top of the consumable electrode and the bottom of the false electrode is low, the stability is poor, the current can only pass through the local part during remelting, the remelting efficiency is low, and certain danger exists; moreover, the concentricity of the dummy electrode and the consumable electrode is not high, so that the clamping capability of the dummy electrode for clamping work is higher, and the remelting quality is influenced to a certain extent; secondly, the false electrode is generally an integral cylindrical carbon steel, the interior of the false electrode is of a hollow structure, a circulating water cooling device is arranged, the structure is complex, the water cooling effect is poor, the false electrode is prone to burning out a large-arm chuck, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a reasonable in design, simple structure, with low costs, the higher and good false electrode pole of stability of connection ability for electroslag furnace to the technical problem that foretell false electrode exists.
In order to achieve the purpose, the utility model discloses a technical scheme do, the utility model provides a false electrode pole for electroslag furnace, the electric iron comprises a pole body, the top of the body of rod is provided with rings, the fixed fixture that is provided with in bottom of the body of rod, the below of fixture is provided with the consumable electrode, the top of consumable electrode is the T type, the bottom of fixture is provided with a plurality of bolts, the ring channel contact that sets up on the top of bolt and the consumable electrode, body of rod top-down includes joint portion, cylinder portion, quadrangular somatic part and polygon portion in proper order, the bottom of polygon somatic part is passed fixture and is connected with the top of consumable electrode, cylinder portion is made by austenite stainless steel class, quadrangular somatic part and polygon portion are made by ordinary carbon steel.
Preferably, a central rod is arranged at the center of the top of the consumable electrode, and the central rod is sleeved with the multi-prism part.
Preferably, the height ratio of the cylindrical portion, the quadrangular prism portion and the polygonal prism is 8:16: 1.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. the utility model provides a false electrode rod for electroslag furnace, which utilizes the top bolt to adjust the connecting capacity between the top of the consumable electrode and the bottom of the false electrode, effectively improves the connecting effect between the consumable electrode and the false electrode, and is beneficial to improving the remelting quality; the cylindrical part of the rod body has no magnetism, and eddy current caused by electromagnetic field influence can be avoided, so that a large arm chuck of the clamping cylindrical part is prevented from being burnt by red false electrodes, cost reduction is facilitated, and the manufacturing difficulty of the whole rod body is low. The utility model relates to a rationally, simple structure, be fit for extensive popularization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of a dummy electrode rod for an electroslag furnace according to an embodiment;
in the above figures, 1, a rod body; 11. a clamping part; 12. a cylindrical portion; 13. a quadrangular body; 14. a multi-prism portion; 2. a hoisting ring; 3. a fixture; 4. a consumable electrode; 41. an annular groove; 42. a center pole; 5. and (6) jacking and bolting.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Embodiment, as shown in fig. 1, the utility model provides a false electrode pole for electroslag furnace, including the body of rod, the top of the body of rod 1 is provided with rings 2, and the fixed fixture 3 that is provided with in bottom of the body of rod 1, the below of fixture 3 is provided with consumable electrode 4, and consumable electrode 4's top is the T type. Wherein, the side of the fixture 3 is also provided with a plugging device as in the prior art, and the description of this embodiment is omitted. On this basis, the utility model provides a fixture 3's bottom is provided with a plurality of bolts 5, and the ring channel 41 contact that sets up on the top of bolt 5 and the consumable electrode, 1 top-down of the body of rod include joint portion 11, cylinder portion 12, quadrangular prism portion 13 and polygonal prism portion 14 in proper order, and fixture 3 is passed to polygonal prism portion 14's bottom and is connected with consumable electrode 4's top, and cylinder portion 12 is made by austenite stainless steel class, and quadrangular prism portion 13 and polygonal prism portion 14 are made by ordinary carbon steel. In the device, the top bolt 5 can be connected to the bottom of the fixture 3 in a threaded connection mode, the gap between the consumable electrode and the dummy electrode can be changed by rotating the top bolt 5, and in addition, the bottom of the rod body 1 is directly connected with the consumable electrode 4, so that the passing capacity of remelting current can be improved by compressing the consumable electrode 4 and the rod body 1 in the working stage, and the remelting quality and the remelting efficiency are improved. Meanwhile, the concentricity of the rod body and the consumable electrode can be improved by the positioning effect of the top bolt 5, and the connection efficiency of the consumable electrode and the dummy electrode can be improved by the matching of the annular groove 41 and the top bolt 5.
Furthermore, the cylindrical part of the rod body 1 is connected with a large arm chuck of electroslag furnace remelting equipment, and the clamping part 11 plays a role in preventing falling; the cylindrical part 12 of the rod body 1 can be made of austenitic stainless steel 0Cr18Ni9, so that the cylindrical part 12 has no magnetism, and eddy current caused by electromagnetic field influence can be avoided, thereby avoiding burning out the large arm chuck for clamping the cylindrical part due to red false electrode, and achieving the purpose of reducing cost. Meanwhile, the quadrangular body part 13 of the false electrode can be manufactured by casting molding, the polygonal body part 14 is upset on the basis of the quadrangular body part, the prism structure avoids the processing cost of later-stage rough turning and the like, and the cost and the production difficulty are lower. The polygon part 14 is matched with the exposed area of the top of the consumable electrode 4 to the maximum extent, so that the current transfer efficiency between the rod body 1 and the consumable electrode 4 is improved, and the remelting quality is improved.
In order to improve the concentricity of the body of rod and consumable electrode, the utility model provides a consumable electrode 4's top center is provided with well core rod 42, and well core rod 42 cup joints with polygon somatic part 14, utilizes well core rod 42 to play the effect of centering, can effectively prolong the actual life of top plug moreover, has improved the security of remelting process to a certain extent.
In order to improve the practicability of the rod body, the height ratio of the cylindrical part 12, the quadrangular body part 13 and the polygonal body 14 provided by the utility model is 8:16:1, the length composition of the rod body is reasonably distributed, the cost can be effectively reduced, and the basic functions of each part can be fully ensured to be exerted.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (3)
1. The utility model provides a false electrode pole for electroslag furnace, includes the body of rod, the top of the body of rod is provided with rings, the fixed fixture that is provided with in bottom of the body of rod, the below of fixture is provided with consumable electrode, consumable electrode's top is the T type, a serial communication port, the bottom of fixture is provided with a plurality of top bolts, the ring channel contact that sets up on top of top bolt and the consumable electrode, body of rod top-down includes joint portion, cylinder portion, four arris somatic parts and polygon somatic part in proper order, the bottom of polygon somatic part is passed fixture and is connected with consumable electrode's top, cylinder portion is made by austenite stainless steel class, four arris somatic part and polygon somatic part are made by ordinary carbon steel.
2. The dummy electrode rod for electroslag furnace as recited in claim 1, wherein the top center of the consumable electrode is provided with a central rod, and the central rod is sleeved with the multi-prism portion.
3. The dummy electrode rod for an electroslag furnace according to claim 2, wherein the height ratio of the cylindrical portion, the rectangular body portion and the polygonal body is 8:16: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020521537.3U CN211897064U (en) | 2020-04-10 | 2020-04-10 | Dummy electrode rod for electroslag furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020521537.3U CN211897064U (en) | 2020-04-10 | 2020-04-10 | Dummy electrode rod for electroslag furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211897064U true CN211897064U (en) | 2020-11-10 |
Family
ID=73276123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020521537.3U Expired - Fee Related CN211897064U (en) | 2020-04-10 | 2020-04-10 | Dummy electrode rod for electroslag furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211897064U (en) |
-
2020
- 2020-04-10 CN CN202020521537.3U patent/CN211897064U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9393613B2 (en) | Method for manufacturing hollow ingot for retaining ring of large generator by electroslag remelting | |
| CN204224101U (en) | A kind of tool-type multifunctional hoisting ring | |
| CN202410731U (en) | Roller-type crusher | |
| CN211897064U (en) | Dummy electrode rod for electroslag furnace | |
| CN201217122Y (en) | Magnetic disturbance resistant electric arc welding apparatus | |
| CN208054732U (en) | A kind of tool for cylinder jacket of diesel engine lifting | |
| CN202410742U (en) | Roll crusher | |
| CN212388088U (en) | Novel monopole electroslag furnace | |
| CN201967164U (en) | Heating device of electrochemical-cleaning salt bath furnace | |
| CN206736378U (en) | A kind of positive plate with novel welding structure | |
| CN202836226U (en) | Water-cooled submerged arc electric furnace burner burning-through device | |
| CN206219032U (en) | A kind of permanent magnet hanger | |
| CN102131321A (en) | Heating device for electrochemstry cleaning salt bath furnace | |
| CN210736916U (en) | Cathode structure for inhibiting aluminum liquid circulation of aluminum electrolysis cell | |
| CN104030152A (en) | Lifer for lifting flywheel and clutch | |
| CN210457395U (en) | Thin big psammitolite hoist and mount turning device | |
| CN206540424U (en) | A kind of attachment means of small size vacuum consumable electroarc furnace electrode stem and auxiliary electrode | |
| CN221854720U (en) | Electroslag remelting false electrode joint | |
| CN209174856U (en) | A kind of dummy bar for vertical round billet continuous casting machine | |
| CN214766131U (en) | Novel bar magnet grid deironing device | |
| CN207016808U (en) | Lifting lug structure of blast furnace downcomer | |
| CN208033914U (en) | A kind of electroslag welding striking with water cooling and spark blowout | |
| CN217071276U (en) | Multi-edge steel ingot clamp cover for protective atmosphere electroslag furnace | |
| CN206069969U (en) | Aluminium liquid depassing unit | |
| CN215626196U (en) | Sling of auxiliary electrode for vacuum consumable electrode furnace |
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: 20201110 |