CN213924897U

CN213924897U - Steelmaking converter oxygen lance nozzle centering device

Info

Publication number: CN213924897U
Application number: CN202022973562.8U
Authority: CN
Inventors: 李广兴; 武炜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-10
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a steelmaking converter oxygen lance nozzle centering device, which comprises a bottom plate, a connecting plate, a placing plate, a first threaded rod and a second threaded rod; electric putter is installed to the both sides at bottom plate top, the connecting plate is installed on electric putter's top, the top slidable mounting of connecting plate has the board of placing, the front of placing the board is equipped with the standing groove, the bearing is installed to the inside both sides of standing groove, two the internally mounted of bearing has the pivot, two the pivot is through first threaded rod connection. The utility model discloses a be provided with electric putter, a screw thread section of thick bamboo and second threaded rod at the main part, when accomplishing spacing back to the oxygen lance shower nozzle, the staff can directly rotate the second threaded rod, and the second threaded rod slides in a screw thread section of thick bamboo through helical structure, can drive and place the board and remove, accomplishes the centering until the oxygen lance shower nozzle, and whole process is nimble more and then makes the holistic centering effect of this device more ideal.

Description

Steelmaking converter oxygen lance nozzle centering device

Technical Field

The utility model relates to a centering adjusting device technical field specifically is a steelmaking converter oxygen lance shower nozzle centering device.

Background

The oxygen lance is a tubular device, also called a lance, which blows high-pressure high-purity oxygen above a metal molten pool in a converter at supersonic speed and is provided with a high-pressure water cooling protection system, and is one of important devices of a steel converter.

The existing steel-making converter oxygen lance nozzle centering device has the defects that:

1. the existing centering device for the oxygen lance nozzle of the steel converter generally adopts a travelling crane to lift the oxygen lance and then manually centralize the oxygen lance for centering, and the oxygen lance is longer and manually centralizes the oxygen lance with lower precision and the whole process is relatively difficult, so that the centering can be completed by spending more time frequently, and the integral centering speed is relatively slow.

2. The general centering adjusting device of the existing steelmaking converter oxygen lance nozzle centering device is fixed and unadjustable, has higher requirement on application, and often cannot complete centering in case of some deviation, thereby leading to the unsatisfactory whole centering effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steelmaking converter oxygen lance nozzle centering device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a steelmaking converter oxygen lance nozzle centering device comprises a bottom plate, a connecting plate, a placing plate, a first threaded rod and a second threaded rod; electric push rods are installed on two sides of the top of the bottom plate, a connecting plate is installed at the top end of each electric push rod, a placing plate is installed on the top of each connecting plate in a sliding mode, a placing groove is formed in the front face of each placing plate, bearings are installed on two sides of the inside of each placing groove, rotating shafts are installed inside the two bearings and connected through first threaded rods, two thread sleeves are installed on two sides of the surface of each first threaded rod through bolt structures, second sliding grooves are formed in two sides of the top of each placing plate, second sliding blocks are installed inside the second sliding grooves in a sliding mode, a moving plate is installed at the top ends of the second sliding blocks, a fixed block is installed on one side of the top of each connecting plate, thread cylinders are installed inside the fixed blocks, second threaded rods are installed inside the thread cylinders through bolt structures, and backing plates are installed in the centers of the tops of the placing plates, the top of the backing plate is provided with an oxygen lance nozzle in a sliding way.

Preferably, the two sides of the top of the connecting plate are provided with first sliding grooves, first sliding blocks are slidably mounted inside the first sliding grooves, and the top ends of the first sliding blocks are fixedly connected with the bottoms of the placing plates.

Preferably, a clamping plate is installed at the top of the moving plate, and an anti-slip pad is installed on one side, close to the base plate, of the clamping plate.

Preferably, the top end of the threaded sleeve is provided with a connecting block, the top end of the connecting block is fixedly connected with the bottom end of the second sliding block close to the placing groove, and the top of the placing groove is communicated with the bottom of the second sliding groove close to one side of the placing groove.

Preferably, a handle is installed in the center of the surface of the first threaded rod, and the threads on the two sides of the surface of the first threaded rod are opposite in direction.

Preferably, one end, far away from the placing plate, of the second threaded rod is fixedly provided with a rotating disc, and the other end of the second threaded rod is rotatably connected with one side of the placing plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up backing plate splint and slipmat at the main part, when using this device, the staff places the oxygen lance shower nozzle on the backing plate through the loop wheel machine, makes splint and slipmat contact completely with the surface of oxygen lance shower nozzle simultaneously, can carry on spacingly with the oxygen lance shower nozzle to the process that makes the later stage centering is not only swift but also accurate, greatly reduced the time of centering cost.

2. The utility model discloses a be provided with electric putter, a screw thread section of thick bamboo and second threaded rod in the main part, the staff can be directly adjust this device's whole height through controlling electric putter, when accomplishing spacing back to the oxygen rifle shower nozzle, the staff can directly rotate the second threaded rod, the second threaded rod slides in a screw thread section of thick bamboo through helical structure, can drive and place the board and remove, accomplish the centering until the oxygen rifle shower nozzle, whole process is nimble more and then make this device holistic centering effect more ideal.

Drawings

Fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a schematic structural view of a left side section of the connection plate of the present invention;

FIG. 3 is an enlarged schematic view of part A of the present invention;

fig. 4 is a schematic structural diagram of a rear view section of the connecting plate of the present invention.

In the figure: 1. a base plate; 101. an electric push rod; 2. a connecting plate; 201. a first chute; 202. a first slider; 3. placing the plate; 301. a placement groove; 302. a second chute; 303. a second slider; 304. connecting blocks; 305. a base plate; 4. a bearing; 401. a rotating shaft; 402. a first threaded rod; 403. a threaded sleeve; 404. a handle; 5. moving the plate; 501. a splint; 502. a non-slip mat; 6. an oxygen lance nozzle; 7. a fixed block; 701. a threaded barrel; 702. a second threaded rod; 703. and rotating the disc.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a centering device for an oxygen lance nozzle of a steelmaking converter comprises a bottom plate 1, a connecting plate 2, a placing plate 3, a first threaded rod 402 and a second threaded rod 702; the electric push rods 101 are arranged on two sides of the top of the bottom plate 1, workers can directly control the electric push rods 101 to adjust the height of the device, so that the height of the device can be adjusted more practically, and the device is more flexible and convenient when centering the oxygen lance nozzle 6, the top end of the electric push rods 101 is provided with the connecting plate 2, the connecting plate 2 can connect the placing plate 3 with the electric push rods 101, the top of the connecting plate 2 is provided with the placing plate 3 in a sliding manner, the placing plate 3 can smoothly slide along with the first sliding block 202 in the later period by mounting the placing plate 3 on the top of the connecting plate 2 in a sliding manner, the placing plate 3 can support the oxygen lance nozzle 6 and other devices, the front of the placing plate 3 is provided with the placing groove 301, the placing groove 301 can accommodate the bearing 4, the first threaded rod 402 and other devices, the bearing 4 is arranged on two sides inside the placing groove 301, the two bearings 4 are internally provided with a rotating shaft 401, the rotating shaft 401 is fixedly arranged in the bearings 4, and the rotating shaft 401 is fixedly connected with the first threaded rod 402, so that the first threaded rod 402 can be limited, the phenomenon that the first threaded rod 402 displaces while rotating can be prevented, the first threaded rod 402 can stably rotate, the two rotating shafts 401 are connected through the first threaded rod 402, two threaded sleeves 403 are arranged on two sides of the surface of the first threaded rod 402 through a bolt structure, when a worker controls the first threaded rod 402 to rotate through a handle 404, the first threaded rod 402 drives the threaded sleeves 403 to rotate through the bolt structure, the two threaded sleeves 403 can move oppositely due to opposite thread directions on two sides of the surface of the first threaded rod 402, the threaded sleeves 403 drive the second sliding block 303 to slide in the second sliding groove 302 through the connecting block 304, and the second sliding block 303 drives the moving plate pressing plate to move oppositely through the moving plate 5, until the skid-proof pad 502 is completely contacted with the oxygen lance nozzle 6, the first threaded rod 402 can be stopped rotating, the second sliding grooves 302 are arranged on the two sides of the top of the placing plate 3, the second sliding blocks 303 are slidably arranged in the second sliding grooves 302, the second sliding grooves 302 can provide guidance for the sliding of the first sliding blocks, the position deviation of the second sliding blocks 303 during sliding can be prevented, the moving plate 5 is arranged at the top end of the second sliding blocks 303, the fixing block 7 is arranged on one side of the top of the connecting plate 2, the threaded cylinder 701 is arranged in the fixing block 7, the second threaded rod 702 is arranged in the threaded cylinder 701 through a bolt structure, the fixing block 7 can limit the threaded cylinder 701, so that the second threaded rod 702 can move in the threaded cylinder 701 through the bolt structure, at the moment, the second threaded rod 702 can drive the oxygen lance nozzle 6 to move through the placing plate 3 until the centering of the oxygen lance nozzle 6 is completed, can stop rotating second threaded rod 702, place the central authorities at board 3 top and install backing plate 305, the top slidable mounting of backing plate 305 has oxygen lance nozzle 6, through welding backing plate 305 in the central authorities of placing board 3 top, can avoid when placing oxygen lance nozzle 6 on backing plate 305, the phenomenon of displacement appears in backing plate 305 to can carry out the outrigger to oxygen lance nozzle 6, make things convenient for later stage splint 501 to the spacing of oxygen lance nozzle 6 and the centering of oxygen lance nozzle 6 in later stage.

Further, the both sides at the top of connecting plate 2 are equipped with first spout 201, and the inside slidable mounting of first spout 201 has first slider 202, and the top of first slider 202 and the first spout 201 of the bottom fixed connection of placing board 3 can provide the guidance quality for placing the slip of board 3, and when second threaded rod 702 drove and placed board 3 and move, place board 3 accessible first slider 202 and steadily slide in first spout 201.

Further, splint 501 is installed at the top of movable plate 5, and splint 501 installs slipmat 502 in the one side that is close to backing plate 305, through with splint 501 and movable plate 5 welding together to increase splint 501's stable effect when splint 501 and oxygen lance nozzle 6 fully contact, slipmat 502 avoids oxygen lance nozzle 6 to appear gliding phenomenon simultaneously, makes holistic spacing effect more outstanding.

Further, the top end of the threaded sleeve 403 is fixedly provided with the connecting block 304, the top end of the connecting block 304 is fixedly connected with the bottom end of the second sliding block 303 close to the placing groove 301, the top end of the placing groove 301 is communicated with the bottom end of the second sliding groove 302 close to one side of the placing groove 301, and therefore the threaded sleeve 403 can smoothly drive the moving plate 5 to move through the connecting block 304 and the first sliding block 202.

Further, a handle 404 is installed at the center of the surface of the first threaded rod 402, the thread directions of both sides of the surface of the first threaded rod 402 are opposite, and a worker can directly rotate the first threaded rod 402 through the handle 404.

Further, the one end fixed mounting that second threaded rod 702 kept away from and placed board 3 has rotary disk 703, and the other end swivelling joint of second threaded rod 702 places one side of board 3, and staff's accessible rotary disk 703 directly rotates second threaded rod 702, and the other end and the pivot welding of second threaded rod 702 simultaneously, the pivot is installed in the inside of bearing to bearing fixed mounting is in the one side of placing board 3, thereby makes second threaded rod 702 can be smooth when being connected with placing board 3 rotate.

The working principle is as follows: when the device is used, a worker can directly move the device to a required position, the worker places the oxygen lance nozzle 6 on the base plate 305 through a crane, the worker can directly rotate the first threaded rod 402 at the moment, the first threaded rod 402 drives the threaded sleeve 403 to move oppositely through the bolt structure because the thread directions of the two ends of the first threaded rod 402 are opposite, the threaded sleeve 403 is driven to move oppositely through the connecting block 304 and the second sliding block 303 at the same time, the first threaded rod 402 stops rotating until the movable plate 5 drives the clamping plate 501 and the anti-skid pad 502 to be in complete contact with the surface of the oxygen lance nozzle 6, the oxygen lance nozzle 6 can be limited when the clamping plate 501 and the protective pad are in complete contact with the surface of the oxygen lance nozzle 6, the later centering process is quick and accurate, the time spent on centering is greatly reduced, the worker drives the connecting plate 2 and the placing plate 3 to move by controlling the electric push rod 101 at the moment, the electric push rod 101 stops working until the oxygen lance nozzle 6 is moved to a required position, at the moment, a worker can control the second threaded rod 702 to rotate through the rotating disk 703, the second threaded rod 702 moves in the threaded barrel 701 through a bolt structure, meanwhile, the second threaded rod 702 drives the oxygen lance nozzle 6 to move through the placing plate 3 and the first sliding block 202, and the rotating disk 703 stops rotating until the oxygen lance nozzle 6 completes centering, so that the whole centering process is more flexible, the integral centering effect of the device is more ideal, and the device completes the centering process of the oxygen lance nozzle 6.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A steelmaking converter oxygen lance nozzle centering device comprises a bottom plate, a connecting plate, a placing plate, a first threaded rod and a second threaded rod; the method is characterized in that: electric push rods are installed on two sides of the top of the bottom plate, a connecting plate is installed at the top end of each electric push rod, a placing plate is installed on the top of each connecting plate in a sliding mode, a placing groove is formed in the front face of each placing plate, bearings are installed on two sides of the inside of each placing groove, rotating shafts are installed inside the two bearings and connected through first threaded rods, two thread sleeves are installed on two sides of the surface of each first threaded rod through bolt structures, second sliding grooves are formed in two sides of the top of each placing plate, second sliding blocks are installed inside the second sliding grooves in a sliding mode, a moving plate is installed at the top ends of the second sliding blocks, a fixed block is installed on one side of the top of each connecting plate, thread cylinders are installed inside the fixed blocks, second threaded rods are installed inside the thread cylinders through bolt structures, and backing plates are installed in the centers of the tops of the placing plates, the top of the backing plate is provided with an oxygen lance nozzle in a sliding way.

2. The steelmaking converter oxygen lance nozzle centering device as claimed in claim 1, wherein: the both sides at the top of connecting plate are equipped with first spout, and the inside slidable mounting of first spout has first slider, and the top of first slider and the bottom fixed connection who places the board.

3. The steelmaking converter oxygen lance nozzle centering device as claimed in claim 1, wherein: the top of the movable plate is provided with a clamping plate, and one side of the clamping plate, which is close to the base plate, is provided with an anti-slip pad.

4. The steelmaking converter oxygen lance nozzle centering device as claimed in claim 1, wherein: the connecting block is installed on the top of thread bush, and the top of connecting block and the second slider bottom fixed connection who is close to the standing groove, the top of standing groove and the second spout bottom that is close to standing groove one side are linked together.

5. The steelmaking converter oxygen lance nozzle centering device as claimed in claim 1, wherein: the handle is installed at the center of the surface of the first threaded rod, and the thread directions of two sides of the surface of the first threaded rod are opposite.

6. The steelmaking converter oxygen lance nozzle centering device as claimed in claim 1, wherein: one end of the second threaded rod, which is far away from the placing plate, is fixedly provided with a rotating disc, and the other end of the second threaded rod is rotatably connected with one side of the placing plate.