CN219981085U - Rotatable stand lifting electrode - Google Patents
Rotatable stand lifting electrode Download PDFInfo
- Publication number
- CN219981085U CN219981085U CN202321399471.5U CN202321399471U CN219981085U CN 219981085 U CN219981085 U CN 219981085U CN 202321399471 U CN202321399471 U CN 202321399471U CN 219981085 U CN219981085 U CN 219981085U
- Authority
- CN
- China
- Prior art keywords
- cross arm
- electrode
- post
- driving device
- rotatable
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000010891 electric arc Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Furnace Details (AREA)
Abstract
The utility model discloses a rotatable upright lifting electrode, which comprises a rotatable upright, a cross arm assembly and an electrode; the rotary upright post comprises a bottom fixed post and an upper rotating post, the bottom fixed post is vertically arranged, and the upper rotating post is in collinear rotatable connection with the bottom fixed post to enable the upper rotating post to pivot; the cross arm assembly comprises a cross arm, a cross arm sliding box, a cross arm driving device and an electrode holder, wherein the cross arm sliding box is arranged on the cross arm, the cross arm sliding box penetrates through the upper rotating column, the cross arm driving device is arranged on the cross arm or the cross arm sliding box and is connected with the upper rotating column to drive the cross arm to move up and down, and one end of the cross arm is provided with the electrode holder; the electrode is held by an electrode holder. The upright post can rotate, and when the electrode is replaced, the electrode is rotated to the side of the electric arc furnace and is lowered to a proper height, so that the replacement is more convenient, and the danger is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of arc furnaces, in particular to a rotatable upright post lifting electrode for an arc furnace.
Background
The means for generating an arc in an electric arc furnace are electrodes, usually made of graphite, and many of the current electrodes of electric arc furnaces are inserted into the electric arc furnace from the top of the electric arc furnace, which has the advantage that: in the smelting process, the positions of the electrodes are required to be continuously adjusted according to the melting condition of furnace materials, so that the electric arc between the electrodes acts on unmelted materials to improve the efficiency of the electrodes; if the molten liquid is contacted with both electrodes at the same time, the resistance is reduced, the smelting current suddenly becomes impact current, and the high-voltage switch frequently trips due to huge impact current, so that the electrodes are required to be lifted and lowered, and the electrodes are doped into the arc furnace from the top of the arc furnace, so that the lifting and lowering of the electrodes can be conveniently performed.
Currently, most of the electric arc furnaces are electric arc furnaces provided with a lifting electrode, and the lifting electrode usually has only lifting freedom, for example, the inventor applies for the utility model patent with the application number of CN201921951517.3 and the name of an improved direct current electric arc furnace and submerged arc furnace electrode lifting control system, and the electrode is the lifting electrode. Through practical use for several years, the lifting electrode has a disadvantage that: when the electrode needs to be replaced, the replacement position is positioned above the arc furnace, and an operator needs to be positioned above the arc furnace to replace the electrode, so that the replacement is inconvenient and the risk is high.
Disclosure of Invention
In view of the above, the utility model provides a rotatable column lifting electrode, the column of which can rotate, and when the electrode is replaced, the electrode is rotated to the side of the arc furnace and is lowered to a proper height, so that the replacement is more convenient, and the danger is greatly reduced.
According to one aspect of the present utility model, there is provided in one embodiment a rotatable column lifting electrode comprising a rotatable column, a cross arm assembly and an electrode;
the rotary upright post comprises a bottom fixed post and an upper rotating post, the bottom fixed post is vertically arranged, and the upper rotating post is in collinear rotatable connection with the bottom fixed post to enable the upper rotating post to pivot;
the cross arm assembly comprises a cross arm, a cross arm sliding box, a cross arm driving device and an electrode holder, wherein the cross arm sliding box is arranged on the cross arm, the cross arm sliding box penetrates through the upper rotating column, the cross arm driving device is arranged on the cross arm or the cross arm sliding box and is connected with the upper rotating column to drive the cross arm to move up and down, and one end of the cross arm is provided with the electrode holder;
the electrode is held by an electrode holder.
In some embodiments, the rotating upright is provided with anti-rotation means thereon.
In some embodiments, the anti-rotation device comprises a lower anti-rotation plate, an upper anti-rotation plate and an anti-rotation pin, wherein a plurality of pin holes are formed in the lower anti-rotation plate and the upper anti-rotation plate, the lower anti-rotation plate is arranged on the bottom fixed column, the upper anti-rotation plate is arranged on the upper rotation column, after the upper rotation column rotates by any angle, at least one of the pin holes in the lower anti-rotation plate and the upper anti-rotation plate is overlapped, and the anti-rotation pin is inserted into the overlapped pin hole to prevent the upper rotation column from rotating.
In some embodiments, the bottom stator is rotatably connected in a manner that inserts into the upper rotor.
In some embodiments, the insert section of the bottom stator is sleeved with at least two bearings up and down, the bearings being embedded in the upper rotor.
In some embodiments, the top end of the bottom stator post is provided with a thrust bearing.
In some embodiments, the rotary upright is provided with a rotary drive device, which is one of a gear pair drive device, a turbine pair drive device and a sprocket pair drive device.
In some embodiments, the cross arm driving device is one of a rack and pinion type lifting device, a wire rope pulley group type lifting device, a gear chain type lifting device, a screw rod type lifting device, a synchronous belt type lifting device and a telescopic rod type lifting device.
In some embodiments, the electrode is a graphite electrode.
According to the rotatable upright lifting electrode, due to the rotation function of the rotating upright, the cross arm arranged on the upper rotating upright also rotates along with the rotation, so that the electrode is driven to deviate from the arc furnace, the danger is reduced when the electrode is replaced, and the replacement is more convenient.
Drawings
FIG. 1 is a schematic diagram of a rotatable column lifting electrode according to the present utility model;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
fig. 3 is a sectional view of the structure of B-B in fig. 2.
In the figure: 100. rotating the upright post; 110. a bottom fixed column; 120. an upper swivel post; 130. an anti-rotation device; 131. a lower anti-rotation plate; 132. an upper anti-rotation plate; 133. a pin hole; 134. an anti-rotation pin; 140. a bearing; 150. thrust bearing 160, rotary driving device 200, cross arm assembly; 210. a cross arm; 220. a cross arm sliding box; 230. a cross arm driving device; 240. an electrode holder; 300. an electrode.
Detailed Description
The utility model will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present utility model. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, related operations of the present utility model have not been shown or described in the specification in order to avoid obscuring the core portions of the present utility model, and may be unnecessary to persons skilled in the art from a detailed description of the related operations, which may be presented in the description and general knowledge of one skilled in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operational steps involved in the embodiments may be sequentially exchanged or adjusted in a manner apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of describing certain embodiments and are not necessarily intended to imply a required composition and/or order.
The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated.
Referring to fig. 1, 2 and 3, in one embodiment, a rotatable column lifting electrode is provided, including a rotatable column 100, a cross arm assembly 200 and an electrode 300;
the rotating upright 100 comprises a bottom fixed column 110 and an upper rotating column 120, wherein the bottom fixed column 110 is vertically arranged, and the upper rotating column 120 is in collinear rotatable connection with the bottom fixed column 110 to enable the upper rotating column 120 to pivot;
the cross arm assembly 200 comprises a cross arm 210, a cross arm sliding box 220, a cross arm driving device 230 and an electrode holder 240, wherein the cross arm sliding box 220 is arranged on the cross arm 210, the cross arm sliding box 220 penetrates through the upper rotating column 120, the cross arm driving device 230 is arranged on the cross arm 210 or the cross arm sliding box 220 and is connected with the upper rotating column 120 to drive the cross arm 210 to move up and down, and one end of the cross arm 210 is provided with the electrode holder 240;
the electrode 300 is held by an electrode holder 240.
In some embodiments, the rotating post 100 is provided with an anti-rotation device 130.
In some embodiments, the anti-rotation device 130 includes a lower anti-rotation plate 131, an upper anti-rotation plate 132, and an anti-rotation pin 134, where a plurality of pin holes 133 are formed on the lower anti-rotation plate 131 and the upper anti-rotation plate 132, the lower anti-rotation plate 131 is disposed on the bottom dead leg 100, the upper anti-rotation plate 132 is disposed on the upper dead leg 120, and after the upper dead leg 120 rotates by any angle, at least one of the pin holes 133 on the lower anti-rotation plate 131 and the upper anti-rotation plate 132 coincides, and the anti-rotation pin 134 is inserted into the coincident pin hole 133, so that the upper dead leg 120 can be prevented from rotating.
In some embodiments, the bottom stator 110 is rotatably coupled in a manner that inserts into the upper rotor 120.
In a specific example, the bottom dead leg 110 is a cylinder at a portion inserted into the upper rotating leg 120, and the upper rotating leg 120 is a square tube at a portion inserted.
In some embodiments, the insertion section of the bottom stator 110 is sleeved with at least two bearings 140, the bearings 140 being embedded in the upper rotor 120.
In some embodiments, the bearing 140 is a ball bearing or a slide bearing.
In some embodiments, the top end of the bottom stator 110 is provided with a thrust bearing 150.
In some embodiments, the rotary upright 100 is provided with a rotary driving device 160, and the rotary driving device 160 is one of a gear pair driving device, a turbine pair driving device and a sprocket pair driving device.
In the example shown in fig. 1 and 2, the rotation driving device 160 is a turbine auxiliary driving device, a turbine is disposed between two bearings of the bottom fixed column 110, a window is opened at a corresponding position of the upper rotating column 120, and a worm is disposed, and is connected to a rotation driving motor, which is fixedly installed on the upper rotating column 120, and the upper rotating column 120 is pivoted under the driving of the rotation driving motor.
In one specific example, the rotary drive motor is a servo motor.
In some embodiments, the cross arm driving device 230 is one of a rack and pinion type lifting device, a wire rope pulley group type lifting device, a gear chain type lifting device, a screw type lifting device, a synchronous belt type lifting device and a telescopic rod type lifting device.
In the example shown in fig. 1 and 2, the cross arm driving device 230 is a rack and pinion lifting device, a rack is fixedly mounted on the upper rotating column 120, a cross arm driving motor is fixedly mounted on the cross arm sliding box 220, a gear is mounted on the cross arm driving motor, the gear is meshed with the rack, and when the cross arm driving motor rotates, the cross arm assembly 200 can be driven to move up and down.
In some embodiments, the electrode 300 is a graphite electrode.
The rotatable column lifting electrode of the utility model, when normally used at ordinary times, the anti-rotation device 130 is fixed to prevent the upper rotating column 120 from rotating, i.e. the upper rotating column 120 cannot rotate, so that the cross arm assembly 200 and the electrode 300 on the cross arm assembly 200 can be ensured to move up and down when the arc furnace works. When the electrode 300 needs to be replaced or other operations requiring the cross arm 210 to rotate, the anti-rotation pin 134 on the anti-rotation device 130 is pulled out, then the rotation driving device 160 is started, the upper rotation column 120 is rotated by a certain angle, and then the cross arm 210 is lowered to a proper height under the driving of the cross arm driving device 230, so that the electrode 300 can be replaced or other operations are facilitated. In this case, particularly when the electrode 300 is replaced, the operator is prevented from being located above the arc furnace body, the danger is reduced, and the difficulty of replacement is reduced.
The foregoing description of the utility model has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the utility model pertains, based on the idea of the utility model.
Claims (9)
1. A rotatable stand lift electrode, its characterized in that: comprises a rotary upright (100), a cross arm assembly (200) and an electrode (300);
the rotary upright post (100) comprises a bottom fixed post (110) and an upper rotary post (120), wherein the bottom fixed post (110) is vertically arranged, and the upper rotary post (120) is in collinear rotatable connection with the bottom fixed post (110) so as to enable the upper rotary post (120) to pivot;
the cross arm assembly (200) comprises a cross arm (210), a cross arm sliding box (220), a cross arm driving device (230) and an electrode holder (240), wherein the cross arm sliding box (220) is arranged on the cross arm (210), the cross arm sliding box (220) is penetrated on an upper rotating column (120), the cross arm driving device (230) is arranged on the cross arm (210) or the cross arm sliding box (220) and is connected with the upper rotating column (120) to drive the cross arm (210) to move up and down, and one end of the cross arm (210) is provided with the electrode holder (240);
the electrode (300) is held by an electrode holder (240).
2. A rotatable column lifting electrode as claimed in claim 1, wherein: the rotary upright (100) is provided with an anti-rotation device (130).
3. A rotatable column lifting electrode as claimed in claim 2, wherein: anti-rotation device (130), including lower anti-rotation board (131), go up anti-rotation board (132) and anti-rotation pin (134), all be provided with a plurality of pinholes (133) on lower anti-rotation board (131) and the last anti-rotation board (132), lower anti-rotation board (131) set up on end fixed column (110), go up anti-rotation board (132) and set up on last swivel post (120), go up swivel post (120) rotatory arbitrary angle back, pinhole (133) on lower anti-rotation board (131) and the last anti-rotation board (132) have at least one coincidence, anti-rotation pin (134) insert in this coincident pinhole (133), can prevent to go up swivel post (120) rotatory.
4. A rotatable column lifting electrode as claimed in claim 1, wherein: the bottom posts (110) are co-linearly rotatably connected in such a way as to be inserted into the upper swivel posts (120).
5. The rotatable column lifting electrode of claim 4, wherein: at least two bearings (140) are sleeved on the insertion section of the bottom fixed column (110) in an up-and-down penetrating mode, and the bearings (140) are embedded in the upper rotating column (120).
6. The rotatable column lifting electrode of claim 4, wherein: the top end of the bottom fixed column (110) is provided with a thrust bearing (150).
7. A rotatable column lifting electrode as claimed in claim 1, wherein: the rotary upright post (100) is provided with a rotary driving device (160), and the rotary driving device (160) is one of a gear pair driving device, a turbine pair driving device and a chain wheel pair driving device.
8. A rotatable column lifting electrode as claimed in claim 1, wherein: the cross arm driving device (230) is one of a gear and rack type lifting device, a steel wire rope pulley group type lifting device, a gear chain type lifting device, a screw rod type lifting device, a synchronous belt type lifting device and a telescopic rod type lifting device.
9. A rotatable column lifting electrode as claimed in claim 1, wherein: the electrode (300) is a graphite electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321399471.5U CN219981085U (en) | 2023-06-02 | 2023-06-02 | Rotatable stand lifting electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321399471.5U CN219981085U (en) | 2023-06-02 | 2023-06-02 | Rotatable stand lifting electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219981085U true CN219981085U (en) | 2023-11-07 |
Family
ID=88591455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321399471.5U Active CN219981085U (en) | 2023-06-02 | 2023-06-02 | Rotatable stand lifting electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219981085U (en) |
-
2023
- 2023-06-02 CN CN202321399471.5U patent/CN219981085U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106703499B (en) | Electrodynamic type jacks do not have a power failure strain insulator and conjunction cross-arm equipment | |
| CN219981085U (en) | Rotatable stand lifting electrode | |
| CN214368922U (en) | Geological engineering detector support frame | |
| CN212559306U (en) | Novel lifting platform | |
| CN219636843U (en) | Maintenance operation platform | |
| CN114704724B (en) | Auxiliary system for power grid planning topology analysis | |
| CN112978578B (en) | Tower crane cab with rotary platform | |
| CN211120657U (en) | Vertical vacuum furnace top furnace door lifting mechanism | |
| CN211065931U (en) | Cartoon character model display device | |
| CN220887597U (en) | Surface heat treatment quenching device | |
| CN207193935U (en) | A kind of marine self-elevating platform spud leg bracing means | |
| CN217323282U (en) | Lifting construction platform for communication engineering | |
| CN211644320U (en) | Liftable formula cantilever crane stand | |
| CN220650727U (en) | Insulating electric power tool test platform | |
| CN213841791U (en) | Electrode positioning device of refining furnace | |
| CN219492209U (en) | Supporting platform device for drilling machinery | |
| CN220840059U (en) | Lifting device for scrapped electric automobile disassembly | |
| CN218060307U (en) | Pile pulling device | |
| CN220223481U (en) | Lifting device for overhaul | |
| CN215730552U (en) | Safety warning sign for construction | |
| CN216248606U (en) | Industry slide viewer with adjustable | |
| CN216050819U (en) | Municipal works road surface coring detection device | |
| CN218708835U (en) | Roller way lifting guide auxiliary device | |
| CN219620698U (en) | Furnace door overturning and overhauling device | |
| CN220664573U (en) | Guardrail structure of elevator car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |