CN213631640U

CN213631640U - Electric arc furnace inner wall cleaning device

Info

Publication number: CN213631640U
Application number: CN202022771626.6U
Authority: CN
Inventors: 弋海卫; 李淮涛
Original assignee: Dengfeng Rongye Refractory Co ltd
Current assignee: Dengfeng Rongye Refractory Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-06
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses an electric arc furnace inner wall cleaning device, including fixed cover, fixed cover is inside to be connected with the rotation section of thick bamboo through the bearing rotation, two first spouts have been seted up to the rotation section of thick bamboo inside wall, the surface of rotation section of thick bamboo is connected with the connecting cylinder, the second spout has been seted up to the surface of connecting cylinder, the inside of connecting cylinder is provided with the sliding shaft, the sliding shaft is kept away from the terminal surface in the rotation section of thick bamboo centre of a circle is connected with clean board. The utility model has the advantages that: be connected with a plurality of clean brushes through the surface at clean board and can make and clear up the electric arc furnace inner wall, can wash the inner wall when cleaning the electric arc furnace through being provided with a plurality of water jet in the bottom of fixed cover, make the inner wall keep clean, can fix through the outer wall that the screw thread made fixed cover and electric arc furnace through being provided with a plurality of fixed screw holes at the surface of fixed cover, prevent to take place to drop when going on wasing the inner wall.

Description

Electric arc furnace inner wall cleaning device

Technical Field

The utility model relates to a clean field, especially an electric arc furnace inner wall cleaning device.

Background

An electric arc furnace is an electric furnace that utilizes the high temperature produced by an electrode arc to melt ores and metals. When the gas discharge forms an electric arc, the energy is concentrated, and the temperature of the arc area is more than 3000 ℃. 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.

Present some electric arc furnaces have some incomplete slag in the sub-stove after smelting metal or temperature resistant material, often need the people to wear the protective clothing and get into the stove and clear up when going on the interior incomplete clearance of stove, the manpower and materials that not only can be wasted in the clearance like this, cleaning efficiency is low, current some cleaning device can only clean the electric arc furnace of fixed size, and the suitability is lower, for this reason we propose an electric arc furnace inner wall cleaning device and solve above-mentioned technical problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide an electric arc furnace inner wall cleaning device.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides an electric arc furnace inner wall cleaning device, includes fixed cover, fixed cover is inside to be connected with a rotation section of thick bamboo through the bearing rotation, two first spouts have been seted up to a rotation section of thick bamboo inside wall, the surface of a rotation section of thick bamboo is connected with the connecting cylinder, the second spout has been seted up to the surface of connecting cylinder, the inside of connecting cylinder is provided with the sliding shaft, the sliding shaft is kept away from the terminal surface in a rotation section of thick bamboo centre of a circle is connected with the cleaning board, the surface of cleaning board is connected with a plurality of clean brushes, the upper surface of fixed cover is connected with the mount, driving motor is installed to the interior diapire of mount, driving motor's output.

A further technical scheme is that the upper surface of the fixing frame is connected with a threaded rod, a movable plate is placed on the upper surface of the fixing frame, the threaded rod is in threaded connection with the movable plate, a guide shaft is sleeved on the upper surface of the movable plate, the other end of the guide shaft is connected with the upper surface of the fixing frame, and a thrust ball bearing is installed on the bottom surface of the movable plate.

A further technical scheme is that the connecting cylinder and the rotating cylinder are further connected with a telescopic device, the telescopic device comprises a first connecting rod, a second connecting rod, a spring and a moving block, the moving block is arranged inside the first sliding groove, the other end of the moving block is connected with the sliding shaft, the first connecting rod is connected inside the second sliding groove through a sliding block, the other end of the first connecting rod is connected with the cleaning plate, the spring is arranged inside an inner cavity of the connecting cylinder, and the other end of the spring is connected with the end face of the sliding shaft.

According to a further technical scheme, the inner end face of the moving block is connected with a transmission rod, the transmission rod is located inside the rotating cylinder, the upper portion of the transmission rod is connected with a connecting ring, and the connecting ring is connected with the bottom face of the thrust ball bearing.

A water pumping pipe is arranged in the rotating cylinder.

The technical scheme is that the bottom surface of the fixing sleeve is connected with a plurality of water spraying ports, the outer surface of the fixing sleeve is provided with a plurality of fixing threaded holes, and the upper surface of the fixing sleeve is connected with two lifting lugs.

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

1. the utility model discloses a surface at the cleaning plate is connected with a plurality of clean brushes and can makes and clear up the electric arc furnace inner wall, can wash the inner wall when cleaning the electric arc furnace through being provided with a plurality of water jet in the bottom of fixed cover, it is clean to make the inner wall keep, it can fix with the outer wall of electric arc furnace through screw thread messenger fixed cover to be provided with a plurality of fixed screw holes through the surface at fixed cover, prevent to take place to drop when carrying out abluent to the inner wall, it can make the sliding shaft drive the cleaning plate and stretch all around when the movable block slides from top to bottom to articulate through second connecting rod and sliding shaft, it cleans to make the electric arc furnace inner wall of the not equidimension of clean brush contact.

2. The utility model discloses a slider in head rod and cleaning plate and the second spout is articulated to be able to make the sliding shaft play when outwards extending and improves its rigidity, prevents to cause the harm to sliding shaft and spring because the moment of torsion is too big when carrying out the cleanness, places the drinking-water pipe through the inside of a rotating cylinder and can take out the waste water of production and the residue in the waste water when through water to electric arc furnace inside cleanness, prevents that clean waste water and residue from piling up in the electric arc furnace.

Drawings

Fig. 1 is a schematic view of the internal structure of the cleaning device of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1 according to the present invention.

In the figure, 1, a fixed sleeve; 2. a water jet; 3. a guide shaft; 4. moving the plate; 5. a water pumping pipe; 6. a threaded rod; 7. a drive motor; 8. a transmission rod; 9. a first chute; 10. a telescoping device; 101. a first connecting rod; 102. a second connecting rod; 103. a spring; 104. a moving block; 11. a connecting cylinder; 12. a second chute; 13. a sliding shaft; 14. a rotating cylinder; 15. cleaning the plate; 16. cleaning the brush; 17. fixing the threaded hole; 18. a fixed mount; 19. a thrust ball bearing; 20. a connecting ring; 21. and (7) lifting lugs.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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 present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

Example (b):

referring to the embodiment shown in fig. 1-2, an arc furnace inner wall cleaning device includes a fixed sleeve 1, a rotating cylinder 14 is rotatably connected inside the fixed sleeve 1 through a bearing, two first sliding grooves 9 are formed in an inner side wall of the rotating cylinder 14, a connecting cylinder 11 is connected to an outer surface of the rotating cylinder 14, a second sliding groove 12 is formed in an outer surface of the connecting cylinder 11, a sliding shaft 13 is disposed inside the connecting cylinder 11, a cleaning plate 15 is connected to an end surface of the sliding shaft 13 away from a center of the rotating cylinder 14, a plurality of cleaning brushes 16 are connected to an outer surface of the cleaning plate 15, and can clean residues on an inner wall of an arc furnace and prevent the residues from being accumulated for a long time to damage the arc furnace, a telescopic device 10 is further connected to the connecting cylinder 11 and the rotating cylinder 14, the telescopic device 10 includes a first connecting rod 101, a second connecting rod 102, a spring 103 and, the other end of the moving block 104 is connected with the sliding shaft 13, the inside of the second chute 12 is connected with a first connecting rod 101 through a sliding block, the other end of the first connecting rod 101 is connected with the cleaning plate 15, a spring 103 is arranged inside an inner cavity of the connecting cylinder 11, the other end of the spring 103 is connected with the end surface of the sliding shaft 13, when the cleaning device is not in operation, the sliding shaft 13 is driven by the elasticity of the spring 103 to slide towards the center of a circle, so that the cleaning plate 15 and the cleaning brushes 16 can be ensured to move out of the arc furnace mouth, the sliding shaft 13 can drive the cleaning plate 15 to stretch towards the outer wall when the moving block 104 moves up and down through the hinging of the second connecting rod 102 and the guide shaft 3, so that the cleaning brushes 16 are contacted with the inner wall of the arc furnace and are cleaned, the inner end surface of the moving block 104 is connected with the transmission rod 8, the, the connecting ring 20 is connected with the bottom surface of a thrust ball bearing 19, the upper surface of the fixed sleeve 1 is connected with a fixed frame 18, the upper surface of the fixed frame 18 is connected with a threaded rod 6, the moving plate 4 is placed on the upper surface of the fixed frame 18, the threaded rod 6 is in threaded connection with the moving plate 4, the upper surface of the moving plate 4 is sleeved with a guide shaft 3, the other end of the guide shaft 3 is connected with the upper surface of the fixed frame 18, the thrust ball bearing 19 is installed on the bottom surface of the moving plate 4, the transmission rod 8 can not synchronously rotate with the moving plate 4 when rotating, a driving motor 7 is installed on the inner bottom wall of the fixed frame 18, the output rotating shaft of the driving motor 7 is connected with a rotating cylinder 14 through a transmission belt, a water pumping pipe 5 is placed inside the rotating cylinder 14, the bottom surface of the fixed sleeve 1 is connected with a plurality of water spray nozzles 2, when, keep the cleanness of electric arc furnace inner wall, a plurality of fixed screw hole 17 have been seted up to the surface of fixed cover 1, can make whole cleaning device fix the outer wall at electric arc furnace through the combination of bolt and fixed screw hole 17, prevent to take place not hard up when clean to the electric arc furnace inner wall and cause the influence to the inner wall is clean, and the upper surface of fixed cover 1 of telling has two lugs 21, hoists whole cleaning device, is convenient for remove.

The working process of the utility model is as follows: when in use, firstly, the hoisting device is used for hoisting the whole cleaning device through the lifting lugs 21 and sending the cleaning device into an electric arc furnace, then the cleaning device is fixed on the outer wall of the electric arc furnace through the bolts and the fixed threaded holes 17, then the movable plate 4 drives the transmission rod 8 to move downwards through rotating the threaded rod 6, the transmission rod 8 moves downwards to enable the movable block 104 to slide downwards and enable the second connecting rod 102 to drive the sliding shaft 13 to slide outwards, the sliding shaft 13 moves outwards and drives the cleaning plate 15 to move outwards until the cleaning brush 16 contacts the inner wall of the electric arc furnace, then the upper end of the water pumping pipe 5 is connected into a water pump and started, the driving motor 7 is started and supplies water to the water spraying port 2, the driving motor 7 drives the rotating cylinder 14 to rotate through a belt and drives the cleaning brush 16 to rotate, the inner wall of the electric arc furnace is cleaned through the rotation of the cleaning brush 16, and the cleaned waste, the waste water is prevented from being accumulated on the inner wall of the electric arc furnace, the water pump and the driving motor 7 are turned off and the water supply to the water spraying port 2 is cut off after the cleaning is finished, the transmission rod 8 is decompressed by reversely rotating the threaded rod 6, the sliding shaft 13 is retracted inwards under the action of the spring 103, then the bolt fixed on the outer wall of the electric arc furnace is screwed off, and the cleaning device is lifted out through the lifting lug 21 to finish the cleaning of the inner wall.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an electric arc furnace inner wall cleaning device, includes fixed cover (1), its characterized in that: fixed cover (1) is inside to be connected with through the bearing rotation and to rotate a section of thick bamboo (14), two first spouts (9) have been seted up to a rotation section of thick bamboo (14) inside wall, the surface of a rotation section of thick bamboo (14) is connected with connecting cylinder (11), second spout (12) have been seted up to the surface of connecting cylinder (11), the inside of connecting cylinder (11) is provided with sliding shaft (13), sliding shaft (13) are kept away from the terminal surface of a rotation section of thick bamboo (14) centre of a circle is connected with cleaning board (15), the surface of cleaning board (15) is connected with a plurality of cleaning brush (16), the last surface connection of fixed cover (1) has mount (18), driving motor (7) are installed to the interior diapire of mount (18), the output pivot of driving motor (7) pass through the drive belt with a rotation section of thick bamboo (.

2. The apparatus for cleaning the inner wall of an electric arc furnace as claimed in claim 1, wherein: the utility model discloses a pneumatic power transmission device, including mount (18), movable plate (4), threaded rod (6), guide shaft (3), and thrust ball bearing (19) are installed to the bottom surface of movable plate (4), the upper surface of mount (18) is connected with threaded rod (6), movable plate (4) have been placed to the upper surface of mount (18), threaded rod (6) with movable plate (4) carry out threaded connection, the upper surface cover of movable plate (4) is equipped with guide shaft (3), and the other end of guide shaft (3) with the upper surface connection of mount (18), thrust ball bearing.

3. The apparatus of claim 2, wherein: the connecting cylinder (11) and the rotating cylinder (14) are further connected with a telescopic device (10), the telescopic device (10) comprises a first connecting rod (101), a second connecting rod (102), a spring (103) and a moving block (104), the moving block (104) is arranged inside the first sliding groove (9), the other end of the moving block (104) is connected with the sliding shaft (13), the first connecting rod (101) is connected inside the second sliding groove (12) through a sliding block, the other end of the first connecting rod (101) is connected with the cleaning plate (15), the spring (103) is arranged inside an inner cavity of the connecting cylinder (11), and the other end of the spring (103) is connected with the end face of the sliding shaft (13).

4. The apparatus according to claim 3, wherein: the inner end face of the moving block (104) is connected with a transmission rod (8), the transmission rod (8) is located inside the rotating cylinder (14), the upper portion of the transmission rod (8) is connected with a connecting ring (20), and the connecting ring (20) is connected with the bottom face of the thrust ball bearing (19).

5. The apparatus for cleaning the inner wall of an electric arc furnace as claimed in claim 1, wherein: a water pumping pipe (5) is arranged in the rotating cylinder (14).

6. The apparatus for cleaning the inner wall of an electric arc furnace as claimed in claim 1, wherein: the bottom surface of fixed cover (1) is connected with a plurality of water jet (2), a plurality of fixed screw hole (17) have been seted up to the surface of fixed cover (1), and the upper surface of fixed cover (1) of telling is connected with two lugs (21).