CN213067035U - Scrap steel preheating type electric arc furnace - Google Patents
Scrap steel preheating type electric arc furnace Download PDFInfo
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- CN213067035U CN213067035U CN202022160748.1U CN202022160748U CN213067035U CN 213067035 U CN213067035 U CN 213067035U CN 202022160748 U CN202022160748 U CN 202022160748U CN 213067035 U CN213067035 U CN 213067035U
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- arc furnace
- electric arc
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- fixedly connected
- support frame
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Abstract
The utility model discloses a scrap steel preheats type electric arc furnace, the on-line screen storage device comprises a base, the top fixedly connected with electric arc furnace body of base, the top of base and the one side position department that is located the electric arc furnace body are equipped with L type support frame, the mounting hole has been seted up at the top of L type support frame, the inner chamber of mounting hole is equipped with lifting unit, lifting unit's bottom is equipped with the fly leaf, the three contact tube of bottom fixedly connected with of fly leaf, the removal spout has been seted up at the top of base, the inner chamber that removes the spout rotates and is connected with the lead screw, the outer wall threaded connection of lead screw has the nut seat, the motor chamber has. The utility model discloses utilize the setting of lead screw and nut seat, the rotation through the lead screw drives the nut seat and takes place the removal of position to make L type support frame break away from electric arc furnace directly over, avoided the influence of L type support frame to inspection work, improved the work efficiency of electric arc furnace inspection work.
Description
Technical Field
The utility model relates to a steelmaking technical field, in particular to scrap steel preheats type electric arc furnace.
Background
Electric arc furnaces utilize high temperature melting of ores and metals produced by an electrode arc. 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 electric arc furnace is carrying out long-term work after, can normally work in order to guarantee the electric arc furnace, generally need carry out periodic inspection work to the electric arc furnace, is carrying out inspection work to the electric arc furnace, and the normal inspection work of loading with contact tube's L type support frame separation staff often can appear to cause the slow of electric arc furnace inspection work, reduced the work efficiency of electric arc furnace inspection work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a scrap steel preheats type electric-arc furnace to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a scrap steel preheating type electric arc furnace comprises a base, wherein the top of the base is fixedly connected with an electric arc furnace body, an L-shaped supporting frame is arranged at the top of the base and at one side position of the electric arc furnace body, a mounting hole is formed in the top of the L-shaped supporting frame, a lifting assembly is arranged in an inner cavity of the mounting hole, a movable plate is arranged at the bottom of the lifting assembly, three conductive copper pipes are fixedly connected to the bottom of the movable plate in an isosceles triangle shape, a moving chute is formed in the top of the base and at the lower position of the L-shaped supporting frame, a lead screw is rotatably connected to the inner cavity of the moving chute, a nut seat is in threaded connection with the outer wall of the lead screw, the top of the nut seat is fixedly connected with the bottom of the L-shaped supporting frame, limiting chutes are symmetrically formed in two sides, the motor chamber has been seted up to the inner chamber of base, the inner chamber fixedly connected with servo motor in motor chamber, servo motor's output runs through one side of motor intracavity wall and is connected with the one end transmission of lead screw.
Preferably, the circular opening is formed in the top of the electric arc furnace body, a sealing cover is embedded in an inner cavity of the circular opening, and the top of the sealing cover is movably connected with the bottom ends of the three conductive copper pipes in an inserting mode.
Preferably, the lifting assembly comprises a hydraulic cylinder, the outer wall of the hydraulic cylinder is fixedly connected with the inner cavity of the mounting hole, the output end of the hydraulic cylinder is connected with a telescopic rod in a transmission mode, and the bottom end of the telescopic rod is fixedly connected with the top of the movable plate.
Preferably, the limiting assembly comprises a limiting wheel, a rotating shaft is rotatably connected to one side of the limiting wheel, and one end of the rotating shaft is fixedly connected with one side of the nut seat.
Preferably, the outer wall of the electric arc furnace body is sleeved with a protective sleeve, and the bottom of the protective sleeve is fixedly connected with the base.
Preferably, the top fixedly connected with cubical switchboard of base, the top of cubical switchboard is equipped with servo motor switch and pneumatic cylinder switch, servo motor and pneumatic cylinder are respectively through servo motor switch and pneumatic cylinder switch and external power source electric connection.
The utility model discloses a technological effect and advantage:
(1) the utility model utilizes the arrangement of the screw rod and the nut seat, and drives the nut seat to move through the rotation of the screw rod, thereby separating the L-shaped support frame from the right top of the electric arc furnace, avoiding the influence of the L-shaped support frame on the inspection work and improving the work efficiency of the electric arc furnace inspection work;
(2) the utility model discloses utilize the setting of spacing round and spacing spout, remove in spacing spout through spacing round to make the nut seat can not follow the lead screw and take place to rotate, improved the stability of L type support frame motion.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the present invention.
Fig. 2 is the schematic view of the partial sectional structure of the L-shaped supporting frame of the present invention.
Fig. 3 is the partial sectional structure diagram of the plane of depression of the base of the present invention.
In the figure: 1. a base; 2. an electric arc furnace body; 3. an L-shaped support frame; 4. a movable plate; 5. a conductive copper tube; 6. a screw rod; 7. a nut seat; 8. a servo motor; 9. sealing the cover; 10. a hydraulic cylinder; 11. a telescopic rod; 12. a limiting wheel; 13. a rotating shaft; 14. a protective sleeve; 15. provided is a switch cabinet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a scrap steel preheating type electric arc furnace as shown in figures 1-3, which comprises a base 1, the top of the base 1 is fixedly connected with an electric arc furnace body 2, the top of the base 1 and one side position of the electric arc furnace body 2 are provided with an L-shaped support frame 3, the top of the L-shaped support frame 3 is provided with a mounting hole, the inner cavity of the mounting hole is provided with a lifting component, the lifting component is used for driving a sealing cover 9 and a conductive copper pipe 5 to move vertically, the bottom of the lifting component is provided with a movable plate 4, the bottom of the movable plate 4 is fixedly connected with three conductive copper pipes 5 in an isosceles triangle shape, the top of the base 1 and the position below the L-shaped support frame 3 are provided with a movable chute, the inner cavity of the movable chute is rotatably connected with a screw rod 6, the outer wall of the screw rod 6 is in threaded connection with a nut, the two sides of the inner wall of the moving chute are symmetrically provided with limiting chutes, the inner cavities of the two limiting chutes are respectively provided with a limiting assembly, the limiting assemblies are used for preventing the nut seat 7 from rotating along with the screw rod 6, and simultaneously, the motion stability of the L-shaped support frame 3 is ensured, the inner cavity of the base 1 is provided with a motor cavity, the inner cavity of the motor cavity is fixedly connected with a servo motor 8, and the output end of the servo motor 8 penetrates through one side of the inner wall of the motor cavity and is in transmission connection with one end of the screw;
the top of the electric arc furnace body 2 is provided with a circular opening, a sealing cover 9 is embedded in an inner cavity of the circular opening, the top of the sealing cover 9 is movably and alternately connected with the bottom ends of the three conductive copper pipes 5, the outer wall of the electric arc furnace body 2 is sleeved with a protective sleeve 14, the protective sleeve 14 plays a role in protecting the electric arc furnace, and the bottom of the protective sleeve 14 is fixedly connected with the base 1;
the lifting assembly comprises a hydraulic cylinder 10, the outer wall of the hydraulic cylinder 10 is fixedly connected with the inner cavity of the mounting hole, the output end of the hydraulic cylinder 10 is connected with a telescopic rod 11 in a transmission manner, the telescopic rod 11 plays a connecting transition role in the hydraulic cylinder 10 and the movable plate 4, and the bottom end of the telescopic rod 11 is fixedly connected with the top of the movable plate 4;
the limiting assembly comprises a limiting wheel 12, the limiting wheel 12 rolls in the limiting sliding groove so as to ensure the motion stability of the L-shaped supporting frame 3, one side of the limiting wheel 12 is rotatably connected with a rotating shaft 13, and one end of the rotating shaft 13 is fixedly connected with one side of the nut seat 7;
the top of base 1 is fixedly connected with cubical switchboard 15, and the top of cubical switchboard 15 is equipped with the switch of servo motor 8 and the switch of pneumatic cylinder 10.
The utility model discloses the theory of operation:
when needs carry out inspection work to the electric arc furnace, at first through the switch of pneumatic cylinder 10 on the cubical switchboard 15, make pneumatic cylinder 10 drive closing cap 9 and contact tube 5 through telescopic link 11 and break away from the electric arc furnace, after closing cap 9 and contact tube 5 break away from the electric arc furnace completely, open the switch of servo motor 8 on the cubical switchboard 15, make servo motor 8 drive lead screw 6 and rotate, the rotation of lead screw 6 drives nut seat 7 motion, spacing wheel 12 and spacing spout play limiting displacement to nut seat 7 simultaneously, prevent that nut seat 7 from following lead screw 6 and taking place to rotate, the motion of nut seat 7 can drive L type support frame 3 and do the motion of keeping away from the electric arc furnace, thereby make L type support frame 3 can not cause the influence to electric arc furnace inspection work.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a scrap steel preheating type electric arc furnace, includes base (1), its characterized in that, the top fixedly connected with electric arc furnace body (2) of base (1), the top of base (1) and one side position department that is located electric arc furnace body (2) are equipped with L type support frame (3), the mounting hole has been seted up at the top of L type support frame (3), the inner chamber of mounting hole is equipped with lifting unit, lifting unit's bottom is equipped with fly leaf (4), the bottom of fly leaf (4) is isosceles triangle fixedly connected with three copper tube (5), the top of base (1) and the position department that is located the below of L type support frame (3) have seted up the removal spout, the inner chamber of removal spout rotates and is connected with lead screw (6), the outer wall threaded connection of lead screw (6) has nut seat (7), the top and the bottom fixed connection of L type support frame (3) of nut seat (7), the utility model discloses a lead screw, including removal spout inner wall, the both sides symmetry of removal spout inner wall has seted up spacing spout, two the inner chamber of spacing spout all is equipped with spacing subassembly, the motor chamber has been seted up to the inner chamber of base (1), the inner chamber fixedly connected with servo motor (8) in motor chamber, one side that the output of servo motor (8) run through motor chamber inner wall is connected with the one end transmission of lead screw (6).
2. The scrap steel preheating type electric arc furnace according to claim 1, wherein a circular opening is formed in the top of the electric arc furnace body (2), a sealing cover (9) is embedded in an inner cavity of the circular opening, and the top of the sealing cover (9) is movably connected with the bottom ends of the three conductive copper tubes (5) in an inserting manner.
3. The scrap preheating-type arc furnace according to claim 1, wherein the lifting assembly comprises a hydraulic cylinder (10), the outer wall of the hydraulic cylinder (10) is fixedly connected with the inner cavity of the mounting hole, the output end of the hydraulic cylinder (10) is in transmission connection with a telescopic rod (11), and the bottom end of the telescopic rod (11) is fixedly connected with the top of the movable plate (4).
4. The scrap preheating-type arc furnace according to claim 1, wherein the limiting assembly comprises a limiting wheel (12), a rotating shaft (13) is rotatably connected to one side of the limiting wheel (12), and one end of the rotating shaft (13) is fixedly connected to one side of the nut seat (7).
5. An electric arc furnace of the scrap preheating type according to claim 1, characterized in that the outer wall of the electric arc furnace body (2) is sleeved with a protective sleeve (14), and the bottom of the protective sleeve (14) is fixedly connected with the base (1).
6. The electric arc furnace of claim 1, wherein a switch cabinet (15) is fixedly connected to the top of the base (1), a servo motor switch and a hydraulic cylinder switch are arranged on the top of the switch cabinet (15), and the servo motor (8) and the hydraulic cylinder (10) are electrically connected with an external power supply through the servo motor switch and the hydraulic cylinder switch respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022160748.1U CN213067035U (en) | 2020-09-27 | 2020-09-27 | Scrap steel preheating type electric arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022160748.1U CN213067035U (en) | 2020-09-27 | 2020-09-27 | Scrap steel preheating type electric arc furnace |
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| Publication Number | Publication Date |
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| CN213067035U true CN213067035U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022160748.1U Active CN213067035U (en) | 2020-09-27 | 2020-09-27 | Scrap steel preheating type electric arc furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552294A (en) * | 2021-08-03 | 2021-10-26 | 黄惠琳 | Indoor air environment monitoring device and detection method |
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2020
- 2020-09-27 CN CN202022160748.1U patent/CN213067035U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552294A (en) * | 2021-08-03 | 2021-10-26 | 黄惠琳 | Indoor air environment monitoring device and detection method |
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