CN217051273U - Steel-smelting furnace electrode fishing device after dropping steel ladle - Google Patents
Steel-smelting furnace electrode fishing device after dropping steel ladle Download PDFInfo
- Publication number
- CN217051273U CN217051273U CN202220528971.3U CN202220528971U CN217051273U CN 217051273 U CN217051273 U CN 217051273U CN 202220528971 U CN202220528971 U CN 202220528971U CN 217051273 U CN217051273 U CN 217051273U
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- Prior art keywords
- clamp
- ladle
- steel
- clamping arm
- pin shaft
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 25
- 239000010959 steel Substances 0.000 title claims abstract description 25
- 238000003723 Smelting Methods 0.000 title abstract description 4
- 238000009628 steelmaking Methods 0.000 claims description 13
- 238000010891 electric arc Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects 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
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
A fishing device for steel smelting furnace electrodes falling off a ladle comprises a crown block lifting appliance, a clamp and a clamp opening and closing driving assembly; the clamp is provided with a first clamping arm and a second clamping arm which are mutually crossed, the first clamping arm and the second clamping arm are hinged and assembled through a pin shaft arranged at the crossed point to form a lever structure taking the pin shaft as a fulcrum, and a guide sleeve matched with the clamp opening and closing driving assembly is arranged on the outer side of the pin shaft along the vertical direction; the clamp opening and closing driving assembly is matched with a crane lifting appliance to realize the control of the opening and closing state of the clamp; the crane lifting appliance is provided with two chains connected with the crane lifting ring, and the other ends of the two chains are connected with two driving arms of the lever structure. The utility model discloses the cooperation of accessible overhead traveling crane hoist and anchor clamps is salvaged out the electrode that drops in the ladle, has reached the purpose of avoiding the molten steel extravagant, eliminating the potential safety hazard.
Description
Technical Field
The utility model relates to a steelmaking auxiliary assembly, in particular to a device for salvaging steel furnace electrodes falling into a steel ladle.
Background
The electric arc furnace and the refining furnace are steelmaking equipment for heating furnace burden to smelt by utilizing the heat effect of the electric arc, alternating current is input into the furnace through a graphite electrode, electric arc is generated between the lower end of the electrode and a metal material, and the furnace burden is directly heated by utilizing the high temperature of the electric arc, so that the steelmaking process is carried out. However, in the steelmaking process of an electric arc furnace and a refining furnace, sometimes the situation that the electrode falls into a ladle occurs, at present, the falling electrode in the ladle generally adopts a treatment mode of pouring molten steel in the ladle and then taking out the molten steel, but the treatment mode can cause the waste of the molten steel, the production cost is increased, and meanwhile, the molten steel is easy to splash in the pouring process, so that safety accidents are caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fishing device behind steel-smelting furnace electrode steel ladle that drops aims at salvaging out the electrode in the steel ladle that will drop through the cooperation of overhead traveling crane hoist and anchor clamps, reaches the purpose of avoiding the molten steel extravagant, eliminating the potential safety hazard.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fishing device for steel smelting furnace electrodes falling off a ladle comprises a crown block lifting appliance, a clamp and a clamp opening and closing driving assembly; the clamp is provided with a first clamping arm and a second clamping arm which are mutually crossed, the first clamping arm and the second clamping arm are hinged and assembled through a pin shaft arranged at the crossed point to form a lever structure taking the pin shaft as a fulcrum, and a guide sleeve matched with the clamp opening and closing driving assembly is arranged on the outer side of the pin shaft along the vertical direction; the clamp opening and closing driving component is matched with a crane lifting appliance to realize the control of the opening and closing state of the clamp; the crane lifting appliance is provided with two chains connected with the crane lifting ring, and the other ends of the two chains are connected with two driving arms of the lever structure.
According to the device for fishing the steel-making furnace electrode after the steel-making furnace electrode falls into the ladle, the clamp opening and closing driving assembly comprises a top rod and a limiting rod; one end of the limiting rod is hinged with one driving arm of the lever structure, the other end of the limiting rod is provided with a limiting notch, and the middle part of the limiting rod is provided with a push rod sliding groove; the ejector rod is vertically sleeved in the guide sleeve on the outer side of the pin shaft, and the upper end of the ejector rod is provided with a limiting rod driving pin matched with the ejector rod sliding groove.
According to the device for fishing the steel-making furnace electrode after the electrode falls into the ladle, the lower end of the ejector rod is provided with the horizontal stop lever.
According to the steel-making furnace electrode fishing device after falling off the ladle, the ejector rod chute is a long hole parallel to the axis of the limiting rod.
According to the fishing device after the electrode of the steel making furnace falls off the ladle, the inner side surface of the driven arm of the lever structure is a clamping working surface, and anti-skid grains are arranged on the clamping working surface.
The utility model relates to a fishing device behind steelmaking furnace electrode ladle that drops, the electrode in accessible overhead traveling crane hoist and the cooperation of anchor clamps will drop the ladle is salvaged out, get into the ladle and catch the electrode that drops in the ladle under the drive of overhead traveling crane hoist when anchor clamps, the electrode is with ejector pin jack-up, ejector pin rebound, it is rotatory around the articulated shaft to promote the gag lever post by ejector pin upper end gag lever post drive pin, make gag lever post open-slot and spacing post separation, remove the restriction of gag lever post to lever structure, at this moment, the overhead traveling crane hoist begins to go upward, two driving arms of lever structure rotate relatively, two driven arms of drive lever structure press from both sides the electrode tightly, go upward along with the continuation of overhead traveling crane hoist, the electrode is salvaged and comes. Therefore, the utility model discloses need not empty the molten steel in the ladle and can accomplish the electrode fishing operation to avoid the waste of molten steel, eliminated the potential safety hazard that the molten steel splashes and brings.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a clamp construction;
FIG. 3 is a schematic view of the cross-sectional A-A structure of FIG. 2;
FIG. 4 is a schematic view of the structure of the clamp opening and closing driving assembly;
fig. 5 is a schematic view of the working process of the present invention.
The list of labels in the figure is:
1. a crane spreader;
2. 2-1 parts of a clamp, 2-2 parts of a first clamping arm, 2-2 parts of a second clamping arm, 2-3 parts of a guide sleeve, 2-4 parts of anti-skid grains, 2-5 parts of a limiting column, 2-6 parts of a pin shaft;
3. the clamp opening and closing driving component comprises 3-1 parts of a clamp opening and closing driving component, 3-1-1 parts of a limiting rod, 3-1-2 parts of an ejector rod sliding groove, 3-2 parts of an opening groove, 3-2 parts of an ejector rod, 3-2-1 parts of a horizontal stop rod, and 3-2-2 parts of a limiting rod driving pin.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, 2 and 3, the fishing device for steel making furnace electrodes falling from the ladle comprises a crown block hanger 1, a clamp 2 and a clamp opening and closing driving component 3; the clamp 2 is provided with a first clamping arm 2-1 and a second clamping arm 2-2 which are mutually crossed, the first clamping arm 2-1 and the second clamping arm 2-2 are hinged and assembled through a pin shaft 2-6 arranged at the position of a cross point to form a lever structure taking the pin shaft 2-6 as a fulcrum, the inner side surface of a driven arm of the lever structure, namely a clamping working surface of the clamp 2, is provided with anti-skid grains 2-4, and the outer side of the pin shaft 2-6 is provided with a guide sleeve 2-3 matched with the clamp opening and closing driving component 3 along the vertical direction; the clamp opening and closing driving component 3 is matched with the overhead travelling crane lifting appliance 1 to realize the control of the opening and closing state of the clamp 2; the crane lifting appliance 1 is provided with two chains connected with the crane lifting ring, and the other ends of the two chains are connected with two driving arms of the lever structure.
Referring to fig. 1 and 4, in the fishing device for steel furnace electrodes falling off the ladle, the clamp opening and closing driving component 3 of the fishing device comprises a top rod 3-2 and a limiting rod 3-1; one end of the limiting rod 3-1 is hinged with one driving arm of the lever structure, the other end of the limiting rod is provided with a limiting notch 3-1-2, the middle part of the limiting rod 3-1 is provided with a mandril sliding chute 3-1-1, and the mandril sliding chute 3-1-1 is a long hole parallel to the axis of the limiting rod 3-1; the ejector rod 3-2 is in a vertical state and is sleeved in the guide sleeve 2-3 outside the pin shaft 2-6, the upper end of the ejector rod 3-2 is provided with a limiting rod driving pin 3-2-2 matched with the ejector rod sliding groove 3-1-1, and the lower end of the ejector rod 3-2 is provided with a horizontal stop lever 3-2-1.
Referring to fig. 5, the steel furnace electrode fishing device after dropping the ladle, the electrode 4 in the ladle that will drop is salvaged out in the cooperation of accessible overhead traveling crane hoist 1 and anchor clamps 2, its working process is: the clamp 2 enters a steel ladle under the driving of the overhead traveling crane sling 1, under the action of the gravity of the clamp 2 and the clamp opening and closing driving component 3, a limit notch 3-1-2 is lapped on a limit column 2-5 arranged on the other driving arm of the lever structure, at the moment, the clamp 2 is in an open state, after the clamp 2 captures an electrode 4 falling in the steel ladle, the electrode 4 pushes up the ejector rod 3-2 along with the downward movement of the clamp 2, so that the ejector rod 3-2 moves upwards, the limit rod 3-2-2 at the upper end of the ejector rod 3-2 pushes the limit rod 3-1 to rotate around a hinge shaft, the notch 3-1-2 of the limit rod 3-2 is separated from the limit column 2-5, the limit of the limit rod 3-2 on the lever structure is removed, then the overhead traveling crane sling 1 starts to move upwards, and the two driving arms of the lever structure rotate relatively, two driven arms of a driving lever structure clamp the electrode 4, meanwhile, a horizontal stop lever 3-2-1 at the lower end of the ejector rod compresses the electrode 4, and the electrode 4 is salvaged along with the continuous upward movement of the crane lifting appliance 1.
Claims (5)
1. The utility model provides a fishing device behind steel-making furnace electrode dropping ladle which characterized in that: the device comprises a crane sling (1), a clamp (2) and a clamp opening and closing driving component (3); the clamp (2) is provided with a first clamping arm (2-1) and a second clamping arm (2-2) which are mutually crossed, the first clamping arm (2-1) and the second clamping arm (2-2) are hinged and assembled through a pin shaft (2-6) arranged at the cross point position to form a lever structure taking the pin shaft (2-6) as a fulcrum, and a guide sleeve (2-3) matched with the clamp opening and closing driving component (3) is arranged on the outer side of the pin shaft (2-6) along the vertical direction; the clamp opening and closing driving assembly (3) is matched with the overhead travelling crane lifting appliance (1) to realize the control of the opening and closing state of the clamp (2); the crane lifting appliance (1) is provided with two chains connected with the crane lifting ring, and the other ends of the two chains are connected with two driving arms of the lever structure.
2. The steel furnace electrode fishing device after falling off the ladle according to claim 1, characterized in that: the clamp opening and closing driving component (3) comprises a top rod (3-2) and a limiting rod (3-1); one end of the limiting rod (3-1) is hinged with one driving arm of the lever structure, the other end of the limiting rod is provided with a limiting notch (3-1-2), and the middle part of the limiting rod (3-1) is provided with a push rod sliding groove (3-1-1); the ejector rod (3-2) is vertically sleeved in the guide sleeve (2-3) on the outer side of the pin shaft (2-6), and the upper end of the ejector rod (3-2) is provided with a limiting rod driving pin (3-2-2) matched with the ejector rod sliding groove (3-1-1).
3. The steel furnace electrode falling ladle fishing device according to claim 2, characterized in that: the lower end of the ejector rod (3-2) is provided with a horizontal stop lever (3-2-1).
4. The steel furnace electrode fishing device after dropping off the ladle according to claim 2, characterized in that: the top rod sliding groove (3-1-1) is a long hole parallel to the axis of the limiting rod (3-1).
5. A steel furnace electrode after falling off a ladle fishing device according to any one of claims 1 to 4, characterized in that: the inner side surface of the driven arm of the lever structure is a clamping working surface, and anti-skid grains (2-4) are arranged on the clamping working surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220528971.3U CN217051273U (en) | 2022-03-11 | 2022-03-11 | Steel-smelting furnace electrode fishing device after dropping steel ladle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220528971.3U CN217051273U (en) | 2022-03-11 | 2022-03-11 | Steel-smelting furnace electrode fishing device after dropping steel ladle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217051273U true CN217051273U (en) | 2022-07-26 |
Family
ID=82488684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220528971.3U Expired - Fee Related CN217051273U (en) | 2022-03-11 | 2022-03-11 | Steel-smelting furnace electrode fishing device after dropping steel ladle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217051273U (en) |
-
2022
- 2022-03-11 CN CN202220528971.3U patent/CN217051273U/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: 20220726 |