Converter for producing corrosion-resistant steel containing rare earth

Abstract

The utility model relates to the technical field of converters, and provides a converter for producing corrosion-resistant steel containing rare earth, which comprises a placing plate, the top of the placing plate is fixedly connected with a support plate, the top of the placing plate is provided with a converter, and a stirring device is arranged in the converter; the stirring device comprises a fixing plate, the bottom of the fixing plate is fixedly connected to the top of the converter, and a motor is fixedly connected to the bottom of the fixing plate. By means of the technical scheme, the problem that in the prior art, an output shaft of a motor rotates and is matched with a rotating shaft, a sliding groove, a sliding block, a stirring rod, a stirring strip and other assemblies in a stirring device is solved, the stirring strip can be driven to rotate forwards when the stirring rod rotates forwards, and therefore molten steel and rare earth in a converter can be stirred; the stirring rods can move upwards under the action of the cambered surfaces of the stirring rods, the inclined surfaces of the stress columns and the sliding grooves, and then molten steel and rare earth in the converter can be better stirred.

Description

TECHNICAL FIELD

[0001] The utility model relates to converter technical field, specifically, relates to a converter for producing corrosion -resistant steel material containing rare earth. BACKGROUND

[0002] The converter for producing corrosion -resistant steel material containing rare earth is a smelting equipment specially designed for producing steel material with excellent corrosion resistance. The converter improves the corrosion resistance, oxidation resistance and mechanical properties of the steel material by adding rare earth elements in the molten steel.

[0003] According to a converter (the publication number is: CN203256297), including furnace body, furnace cover, bearing type mechanism, rotating motor and tapping hole, the furnace cover is provided with fixed screw, and is fixedly connected with furnace body, the bearing type mechanism is sleeved on the furnace body, the rotating motor is connected with bearing type mechanism through gear, the tapping hole is arranged in the side of furnace body, the utility model discloses simple structure, convenient to use, obvious effect, emergency motor can effectively avoid the loss caused by the sudden stop of motor, and the slag baffle and tapping hole can effectively improve the quality of molten steel.

[0004] The above application realizes the stirring of the material in the converter through the cooperation of the furnace body, furnace cover, bearing type mechanism, rotating motor and tapping hole assembly, so that the material in the converter can be uniformly heated. UTILITY MODEL CONTENTS

[0005] The utility model discloses a converter for producing corrosion -resistant steel material containing rare earth, which solves the problems in the above-mentioned document.

[0006] The technical scheme of the utility model is as follows: a placing plate is fixedly connected with a supporting plate at the top, a converter is arranged on the top of the placing plate, a stirring device is arranged in the converter,

[0007] The stirring device comprises a fixed plate, the bottom of the fixed plate is fixedly connected to the top of the converter, a motor is fixedly connected to the bottom of the fixed plate, an output shaft of the motor is fixedly connected with a rotating shaft, the circumferential surface of the rotating shaft penetrates through the top of the converter, the circumferential surface of the rotating shaft is rotatably connected to the inner wall of the converter, a sliding groove is formed in the circumferential surface of the rotating shaft, a sliding block is slidably connected in the sliding groove, and a stirring rod is fixedly connected to the side surface of the sliding block.

[0008] The circumferential surface of the stirring rod is fixedly connected with a stirring strip, the bottom of the converter is fixedly connected with a stress column, the circumferential surface of the rotating shaft is fixedly connected with a telescopic rod, and the telescopic end of the telescopic rod is fixedly connected with a scraper. The stirring strip is used for stirring the molten steel and rare earth in the converter, and the scraper is used for scraping the raw materials adhered to the inner wall of the converter.

[0009] The bottom of the telescopic rod is fixedly connected with a stress block one, the bottom of the telescopic rod is fixedly connected with a stress block two, and the stress block one and the stress block two are used to drive the telescopic rod to stretch by the tension spring.

[0010] The side of the stress block one is fixedly connected with a tension spring, one end of the tension spring away from the stress block one is fixedly connected with the side of the stress block two, and the tension spring is used to drive the telescopic rod to stretch.

[0011] The number of the stirring bars is set to be several, and the stirring bars are linearly arranged along the vertical central axis of the stirring rod, the number of the sliding grooves, the sliding blocks, the stirring rods, the stirring bars and the stress columns is set to be several, and the sliding grooves, the sliding blocks, the stirring rods, the stirring bars and the stress columns are circumferentially arranged along the circumferential surface of the rotating shaft, the shape of the stirring rod is set to be a cylindrical shape, the bottom of the stirring rod is an arc surface, the shape of the stress column is set to be a cylindrical shape, the side cross section of the stress column is an inclined surface, and the number of the stirring bars is set to be several and linearly arranged along the vertical central axis of the stirring rod, which can better stir the articles in the rotating furnace, the number of the sliding grooves, the sliding blocks, the stirring rods, the stirring bars and the stress columns is set to be several, and the sliding grooves, the sliding blocks, the stirring rods, the stirring bars and the stress columns are circumferentially arranged along the circumferential surface of the rotating shaft, which can make the stirring more uniform, and the shape of the stirring rod is set to be a cylindrical shape, and the bottom of the stirring rod is an arc surface, which can make the stirring rod move upward by the sliding groove when the stirring rod contacts the inclined surface of the stress column.

[0012] The top of the placing plate is provided with a discharging device, the discharging device comprises a discharging box, the side of the discharging box is fixedly connected with the side of the supporting plate, the side of the discharging box is provided with a discharging port, the side of the discharging box is provided with a sliding channel, the inside of the sliding channel is slidably connected with a baffle, the side of the discharging box is fixedly connected with a guide plate, and the top of the rotating furnace is provided with a feeding port, which can convey rare earth into the rotating furnace.

[0013] The side of the guide plate is provided with a through port, the top of the rotating furnace is fixedly connected with a shutter, and the circumferential surface of the rotating shaft is fixedly penetrated with a half gear, which can indirectly push the rack to move.

[0014] The top of the rotating furnace is slidably connected with a rack, the top of the rack is fixedly connected with a connecting strip, the side of the connecting strip is fixedly connected with an L-shaped rod, the front side of the L-shaped rod is fixedly connected with the back side of the baffle, and the L-shaped rod can drive the baffle to move when the rack moves.

[0015] The top of the rotating furnace is fixedly connected with a connecting plate, the back side of the connecting plate is fixedly connected with a return spring, one end of the return spring away from the connecting plate is fixedly connected with the front side of the rack, and the return spring can reset the rack when the half gear no longer pushes the rack.

[0016] The side of the baffle is located at the right of the discharging opening, the circumferential surface of the half gear is engaged with the side of the rack, and the side of the baffle located at the right of the discharging opening is used for opening or closing the discharging opening, and the circumferential surface of the half gear engaged with the side of the rack is used for pushing the rack to move when the half gear rotates.

[0017] The working principle and beneficial effects of the utility model are as follows:

[0018] 1、 the utility model discloses a motor output shaft rotation and the inside component cooperation of stirring device such as shaft, sliding slot, sliding block, stirring rod, stirring strip, realize when the shaft direct current will drive the sliding block direct current in the sliding slot, when the sliding block direct current will drive the stirring rod direct current, when the stirring rod direct current will drive the stirring strip direct current, can the molten steel and rare earth in the converter are stirred, through the camber of stirring rod, the slope of force column and the effect of sliding slot, can make the stirring rod move upwards, and then can better the molten steel and rare earth in the converter are stirred.

[0019] 2、 the utility model discloses the rotation of shaft and the inside component cooperation of discharging device such as discharging box, discharging opening, slideway, baffle, guide plate, feed inlet, realize when the half gear direct current will push the rack and move forward, when the rack and move forward will drive L type pole and move forward through connecting strip, when L type pole and move forward will drive the baffle and move forward using slideway, when the baffle and move forward will open the discharging opening of discharging box, so that the rare earth in the discharging box enters the converter along the guide plate, through the rotation of half gear and the movement of rack, and then can the indirect feeding of converter. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be further explained in detail in combination with the drawings and specific embodiment.

[0021] Figure 1 It is three-dimensional appearance structure schematic diagram of the utility model;

[0022] Figure 2 It is three-dimensional whole structure schematic diagram of stirring device of the utility model;

[0023] Figure 3 It is three-dimensional whole structure schematic diagram of discharging device of the utility model;

[0024] Figure 4 It is the utility model Figure 2 It is three-dimensional enlarged structure schematic diagram of A place in the utility model;

[0025] Figure 5 It is three-dimensional enlarged structure schematic diagram of B place in the utility model. Figure 3

[0026] ​In the diagram: 1. Placement plate; 2. Support plate; 3. Converter; 4. Stirring device; 41. Fixing plate; 42. Motor; 43. Rotating shaft; 44. Slide groove; 45. Sliding block; 46. Stirring rod; 47. Stirring bar; 48. Force-bearing column; 49. Telescopic rod; 410. Scraper; 411. Force-bearing block one; 412. Force-bearing block two; 413. Tension spring; 5. Feeding device; 51. Feeding box; 52. Feeding port; 53. Slide rail; 54. Baffle; 55. Guide plate; 56. Feed inlet; 57. Through port; 58. Cover plate; 59. Half gear; 510. Rack; 511. Connecting bar; 512. L-shaped rod; 513. Connecting plate; 514. Return spring. Detailed Implementation

[0027] The technical solutions of this utility model will be clearly and completely described below with reference to the embodiments of this utility model. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this utility model.

[0028] Example 1

[0029] like Figures 1-5 As shown, this embodiment proposes a converter for producing corrosion-resistant steel containing rare earth elements, including a placement plate 1, a support plate 2 fixedly connected to the top of the placement plate 1, a converter 3 set on the top of the placement plate 1, and a stirring device 4 set inside the converter 3.

[0030] The stirring device 4 includes a fixed plate 41, the bottom of which is fixedly connected to the top of the converter 3. A motor 42 is fixedly connected to the bottom of the fixed plate 41. The output shaft of the motor 42 is fixedly connected to a rotating shaft 43. The circumferential surface of the rotating shaft 43 passes through the top of the converter 3. The circumferential surface of the rotating shaft 43 is rotatably connected to the inner wall of the converter 3. A groove 44 is provided on the circumferential surface of the rotating shaft 43. A slider 45 is slidably connected inside the groove 44. A stirring rod 46 is fixedly connected to the side of the slider 45.

[0031] A stirring bar 47 is fixedly connected to the circumferential surface of the stirring rod 46, a force-bearing column 48 is fixedly connected to the bottom of the converter 3, a telescopic rod 49 is fixedly connected to the circumferential surface of the rotating shaft 43, and a scraper 410 is fixedly connected to the telescopic end of the telescopic rod 49. The function of the stirring bar 47 is to stir the molten steel and rare earth in the converter 3, and the function of the scraper 410 is to scrape off the raw materials adhering to the inner wall of the converter 3.

[0032] The bottom of the telescopic rod 49 is fixedly connected to a force-bearing block 411 and a force-bearing block 412. The function of the force-bearing blocks 411 and 412 is to drive the telescopic rod 49 to extend and retract through the tension spring 413.

[0033] The side surface of the force receiving block one 411 is fixedly connected with a tension spring 413, one end of the tension spring 413 away from the force receiving block one 411 is fixedly connected with the side surface of the force receiving block two 412, and the tension spring 413 is used to drive the telescopic rod 49 to extend or retract.

[0034] The number of the stirring bars 47 is set to be several, and the stirring bars 47 are linearly arranged along the vertical central axis of the stirring rod 46; the number of the sliding grooves 44, the sliding blocks 45, the stirring rod 46, the stirring bars 47 and the force receiving columns 48 is set to be several, and the sliding grooves 44, the sliding blocks 45, the stirring rod 46, the stirring bars 47 and the force receiving columns 48 are circumferentially arranged along the circumferential surface of the rotating shaft 43; the shape of the stirring rod 46 is set to be a cylindrical shape, and the bottom of the stirring rod 46 is an arc surface; the shape of the force receiving column 48 is set to be a cylindrical shape, and the side cross section of the force receiving column 48 is an inclined surface; the number of the stirring bars 47 is set to be several, and the stirring bars 47 are linearly arranged along the vertical central axis of the stirring rod 46, which can better stir the objects in the rotating furnace 3; the number of the sliding grooves 44, the sliding blocks 45, the stirring rod 46, the stirring bars 47 and the force receiving columns 48 is set to be several, and the sliding grooves 44, the sliding blocks 45, the stirring rod 46, the stirring bars 47 and the force receiving columns 48 are circumferentially arranged along the circumferential surface of the rotating shaft 43, which can make the stirring more uniform; the shape of the stirring rod 46 is set to be a cylindrical shape, and the bottom of the stirring rod 46 is an arc surface, which can make the stirring rod 46 move upward by using the sliding groove 44 when the stirring rod 46 contacts the inclined surface of the force receiving column 48.

[0035] In this embodiment, first, when the device needs to be used, the molten steel in the rotating furnace 3 can be stirred by using the stirring device 4 to make it uniformly heated. The rotating shaft 43 is driven to rotate in a forward direction by starting the motor 42, which drives the sliding blocks 45 in the sliding grooves 44 to rotate in the forward direction, which drives the stirring rod 46 to rotate in the forward direction, thereby stirring the molten steel in the rotating furnace 3. When the stirring rod 46 rotates in the forward direction, the stirring bars 47 are driven to rotate in the forward direction, thereby fully stirring the molten steel in the rotating furnace 3. When the stirring rod 46 rotates in the forward direction, it contacts the force receiving columns 48 inside the rotating furnace 3. When the stirring rod 46 contacts the force receiving columns 48, it moves upward by using the sliding groove 44 and the sliding block 45 through its arc surface and the inclined surface of the force receiving columns 48. When the stirring rod 46 moves upward, the stirring bars 47 are driven to move upward, thereby stirring the molten steel in the rotating furnace 3 up and down. At the same time, when the rotating shaft 43 rotates in the forward direction, the telescopic rod 49 is thrown out of the telescopic end due to the rotating force of the rotating shaft 43, which drives the scraper 410 out, thereby scraping the rare earth adhering to the inner wall of the rotating furnace 3 when it rotates.

[0036] Embodiment 2

[0037] As Figures 1-5As shown, on the premise of the same concept as the above embodiment 1, a second embodiment is also proposed, the top of the placing plate 1 is provided with a discharging device 5, the discharging device 5 comprises a discharging box 51, the side of the discharging box 51 is fixedly connected to the side of the supporting plate 2, the side of the discharging box 51 is provided with a discharging port 52, the side of the discharging box 51 is provided with a slide 53, the inside of the slide 53 is slidably connected with a baffle 54, the side of the discharging box 51 is fixedly connected with a guide plate 55, the top of the converter 3 is provided with a feeding port 56, and the guide plate 55 is used for conveying rare earth into the converter 3.

[0038] The side of the guide plate 55 is provided with a through port 57, the top of the converter 3 is fixedly connected with a cover plate 58, the circumferential surface of the rotating shaft 43 is fixedly penetrated with a half gear 59, and the half gear 59 is used for indirectly driving the rack 510 to move.

[0039] The top of the converter 3 is slidably connected with a rack 510, the top of the rack 510 is fixedly connected with a connecting strip 511, the side of the connecting strip 511 is fixedly connected with an L-shaped rod 512, the front side of the L-shaped rod 512 is fixedly connected to the back side of the baffle 54, and the L-shaped rod 512 is used for driving the baffle 54 to move when the rack 510 moves.

[0040] The top of the converter 3 is fixedly connected with a connecting plate 513, the back side of the connecting plate 513 is fixedly connected with a return spring 514, one end of the return spring 514 away from the connecting plate 513 is fixedly connected to the front side of the rack 510, and the return spring 514 is used for resetting the rack 510 when the half gear 59 no longer drives the rack 510.

[0041] The side of the baffle 54 is located to the right of the discharging port 52, the circumferential surface of the half gear 59 is engaged with the side of the rack 510, and the side of the baffle 54 located to the right of the discharging port 52 is used for opening or closing the discharging port 52, and the circumferential surface of the half gear 59 is engaged with the side of the rack 510, which is used for driving the rack 510 to move when the half gear 59 rotates.

[0042] In the embodiment, the rotation of the rotating shaft 43 can drive the discharging device 5. When the rotating shaft 43 rotates forward, the half gear 59 rotates forward, the rack 510 is pushed to move forward, the L-shaped rod 512 is driven to move forward through the connecting strip 511, the baffle 54 is driven to move forward through the slide 53, the discharging opening 52 of the discharging box 51 is opened, and then the rare earth in the discharging box 51 is discharged into the converter 3 through the discharging opening 52 along the guide plate 55. When the half gear 59 rotates to the side without teeth, the rack 510 is reset by the reset spring 514 due to the lack of the pushing force of the half gear 59, the baffle 54 is reset through the connecting strip 511 and the L-shaped rod 512, and then the discharging opening 52 is closed. When the half gear 59 rotates to the side with teeth again, the above principle is repeated, and the converter 3 is indirectly supplied with the rare earth.

[0043] The above is only a preferred embodiment of the present application, and is not used to limit the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A converter for producing corrosion-resistant steel containing rare earth elements, characterized in that, Including the placement plate (1), the top of the placement plate (1) is fixedly connected with the support plate (2), and the top of the placement plate (1) is provided with a converter (3), and the inside of the converter (3) is provided with a stirring device (4); The stirring device (4) includes a fixed plate (41), the bottom of the fixed plate (41) is fixedly connected to the top of the converter (3), the bottom of the fixed plate (41) is fixedly connected with a motor (42), the output shaft of the motor (42) is fixedly connected with a rotating shaft (43), the circumferential surface of the rotating shaft (43) penetrates the top of the converter (3), the circumferential surface of the rotating shaft (43) is rotatably connected to the inner wall of the converter (3), and the circumferential surface of the rotating shaft (43) is provided with a sliding groove (44). The inside of the sliding groove (44) is slidably connected with a sliding block (45), and the side of the sliding block (45) is fixedly connected with a stirring rod (46).

2. The rare earth-containing corrosion-resistant steel material production converter according to claim 1, characterized by The circumferential surface of the stirring rod (46) is fixedly connected with a stirring bar (47), the bottom of the converter (3) is fixedly connected with a stress column (48), the circumferential surface of the rotating shaft (43) is fixedly connected with a telescopic rod (49), and the telescopic end of the telescopic rod (49) is fixedly connected with a scraper (410).

3. The rare earth-containing corrosion-resistant steel material production converter according to claim 2, characterized by The bottom of the telescopic rod (49) is fixedly connected with a stress block one (411), and the bottom of the telescopic rod (49) is fixedly connected with a stress block two (412).

4. The converter for producing a rare earth-containing corrosion-resistant steel material according to claim 3, characterized by The side of the stress block one (411) is fixedly connected with a tension spring (413), and one end of the tension spring (413) away from the stress block one (411) is fixedly connected to the side of the stress block two (412).

5. The converter for producing a rare earth-containing corrosion-resistant steel material according to claim 4, characterized by The number of the stirring bars (47) is set to be several, and the stirring bars (47) are linearly arrayed along the vertical central axis of the stirring rod (46), the number of the sliding groove (44), the sliding block (45), the stirring rod (46), the stirring bar (47) and the stress column (48) is set to be several, and the sliding groove (44), the sliding block (45), the stirring rod (46), the stirring bar (47) and the stress column (48) are circumferentially arrayed along the circumferential surface of the rotating shaft (43), the shape of the stirring rod (46) is set to be cylindrical, the bottom of the stirring rod (46) is arc-shaped, the shape of the stress column (48) is set to be cylindrical, and the side section of the stress column (48) is inclined.

6. The rare earth-containing corrosion-resistant steel material production converter according to claim 5, characterized by The top of the placement plate (1) is provided with a discharging device (5), the discharging device (5) includes a discharging box (51), the side of the discharging box (51) is fixedly connected to the side of the support plate (2), the side of the discharging box (51) is provided with a discharging port (52), the side of the discharging box (51) is provided with a slide (53), the inside of the slide (53) is slidably connected with a baffle (54), the side of the discharging box (51) is fixedly connected with a guide plate (55), and the top of the converter (3) is provided with a feeding port (56).

7. The rare earth-containing corrosion-resistant steel material production converter according to claim 6, characterized by The side of the guide plate (55) is provided with a through port (57), the top of the converter (3) is fixedly connected with a shutter (58), and the circumferential surface of the rotating shaft (43) is fixedly penetrated with a half gear (59).

8. The converter for producing a rare earth-containing corrosion-resistant steel material according to claim 7, characterized by The top of the converter (3) is slidingly connected with a rack (510), the top of the rack (510) is fixedly connected with a connecting strip (511), the side of the connecting strip (511) is fixedly connected with an L-shaped rod (512), and the front side of the L-shaped rod (512) is fixedly connected to the back side of the baffle (54).

9. The rare earth-containing corrosion-resistant steel material production converter according to claim 8, characterized by The top of the converter (3) is fixedly connected with a connecting plate (513), the back side of the connecting plate (513) is fixedly connected with a return spring (514), and the end, away from the connecting plate (513), of the return spring (514) is fixedly connected to the front side of the rack (510).

10. The rare earth-containing corrosion-resistant steel material production converter according to claim 9, characterized by The side of the baffle (54) is located to the right of the discharging opening (52), and the circumferential surface of the half gear (59) is engaged with the side of the rack (510).

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