Electric furnace slag salvaging device with dust collection function

Abstract

The electric furnace slag salvaging device is provided with a stand column, a rotating shaft is arranged at the top of the stand column, a transverse telescopic assembly is fixedly installed on the rotating shaft, a downward-extending supporting rod is downwards arranged at the bottom of the transverse telescopic assembly, and a rotation driving assembly is arranged on the downward-extending supporting rod. A vertical telescopic assembly is further arranged at one end of the transverse telescopic assembly, a clamping box body is arranged at the lower end of the vertical telescopic assembly, two driving air cylinders are symmetrically hinged to the left side and the right side of the interior of the clamping box body, and two slag salvaging buckets corresponding to the two driving air cylinders are arranged outside the clamping box body; the outer wall of the clamping box body is further provided with a gas collecting hood, the upper wall of the gas collecting hood is connected with a lifting pipe, and the lifting pipe is installed on the transverse telescopic assembly in a penetrating mode through a sliding ring and ascends and descends along with the vertical telescopic assembly. The device disclosed by the utility model is novel in structural design and high in automation degree, can quickly collect smoke dust and purify the surrounding working environment during slag salvaging operation, and has very good practical use and popularization values.

Description

Technical Field

[0001] The utility model relates to the technical field of steel smelting equipment, in particular to an electric furnace slag scooping device with dust collection function. Background Art

[0002] In the workshop of steel smelting manufacturers, molten metal is often needed. Before casting the molten metal, it is often necessary to rake the slag, that is, to remove the slag on the molten steel. The common practice is to use a slag rake to rake the slag on the surface of the molten steel. However, this practice is generally performed manually, and the safety and working environment are not ideal. While slag removal, some slag and smoke will be generated. At the same time, the degree of automation is too low, and the operating efficiency is also low. Therefore, it is very necessary to design an automatic slag removal tool that can operate uninterruptedly. Utility Model Content

[0003] The purpose of the utility model is to provide an electric furnace slag scooping device with dust collection in view of the above situation. The device has a novel structure design and a high degree of automation, and can quickly collect smoke and dust during the slag scooping operation.

[0004] The specific scheme of the utility model is: an electric furnace slag scooping device with dust suction, comprising a column, a rotating shaft is provided on the top of the column, a transverse telescopic assembly is fixedly mounted on the rotating shaft, a downward extending support rod is provided at the bottom of the transverse telescopic assembly, a rotating drive assembly is provided on the downward extending support rod, and the rotating drive assembly drives the transverse telescopic assembly to rotate around the rotating shaft in a horizontal plane; a vertical telescopic assembly is also provided at one end of the transverse telescopic assembly, a clamping box body is provided at the lower end of the vertical telescopic assembly, two driving cylinders are symmetrically hinged inside the clamping box body, and the corresponding two driving cylinders are in the clamping Two slag scooping buckets are installed on the outside of the holding box body, and each of the slag scooping buckets is connected to the corresponding driving cylinder through a rotating assembly. The two slag scooping buckets are opened or closed under the action of their respective driving cylinders to realize the slag scooping action; an air collecting hood is also provided on the outer wall of the clamping box body, which covers the two slag scooping buckets in the lower area, and a lifting pipe is connected to the upper wall of the air collecting hood. The lifting pipe is installed on the horizontal telescopic assembly through a slip ring and rises and falls with the vertical telescopic assembly. An exhaust hose is also connected to the upper end of the lifting pipe, and the exhaust hose is connected to an external exhaust fan.

[0005] Furthermore, the rotating assembly in the utility model includes a through shaft, two ear plates and a diagonal strap rod, wherein the through shaft is installed on the clamping box body and passes through the front and rear side walls thereof, the two ear plates are symmetrically fixed at both ends of the through shaft and are fixed together with the corresponding slag scoop bucket, and the diagonal strap rod is fixed at the middle position of the through shaft and is hingedly connected to the corresponding driving cylinder piston rod.

[0006] Furthermore, the rotary drive assembly in the utility model includes an upper ring gear, a lower ring gear, a driving gear, a driven gear and a gear motor, wherein the upper ring gear and the lower ring gear are coaxially arranged on the column, the driving gear and the driven gear are respectively arranged on the lower extension rod through a gear housing, the driving gear is meshingly connected to the upper ring gear, the driven gear is meshingly connected to the lower ring gear, and the gear motor is transmission-connected to the driving gear.

[0007] Furthermore, the transverse telescopic assembly in the utility model is a telescopic rod assembly driven by a motor, and a counterweight balancing block is also provided at one end of the transverse telescopic assembly close to the column.

[0008] Furthermore, the vertical telescopic assembly in the present invention is a telescopic rod assembly driven by a motor.

[0009] Furthermore, the gas collecting hood in the utility model is made of a transparent high-temperature resistant material or a thin stainless steel plate.

[0010] Furthermore, bucket guards are provided on both sides of the slag scoop bucket in the utility model.

[0011] Furthermore, a mounting base plate is also provided at the bottom of the column in the utility model.

[0012] The utility model has novel structural design and high automation, and can quickly collect smoke and dust during slag scooping operation to purify the surrounding working environment; at the same time, the utility model slag scooping device can realize 360-degree rotation and telescopic action at different heights and distances, and the slag scooping and releasing actions are flexible and convenient, and has good practical use and promotion value. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main viewing direction structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the structure of the utility model in a top view;

[0015] Figure 3 The utility model is a schematic diagram of the internal cutaway structure of the slag scoop bucket.

[0016] In the figure: 1-slip ring, 2-vertical telescopic assembly, 3-lifting pipe, 4-gas collecting hood, 5-slag bucket, 6-exhaust hose, 7-lateral telescopic assembly, 8-lower extension rod, 9-rotating shaft, 10-counterweight balance block, 11-upper gear ring, 12-lower gear ring, 13-column, 14-mounting seat plate, 15-driven gear, 16-driving gear, 17-gear motor, 18-clamping box body, 19-driving cylinder, 20-diagonal belt rod, 21-ear plate, 22-through shaft, 23-gear housing. DETAILED DESCRIPTION

[0017] The following will be combined with the accompanying drawings of the utility model to clearly and completely describe the technical solution of the utility model. It is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the protection scope of the utility model. In the description of the utility model, it should be noted that the terms "upper", "lower", "inside", "outside" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when used, which is only for the convenience of describing the utility model or simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed or operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0018] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] See also Figure 1 to Figure 3The utility model is an electric furnace slag scooping device with dust suction, which has a column 13, a rotating shaft 9 is provided on the top of the column, a transverse telescopic component 7 is fixedly mounted on the rotating shaft, a lower extension rod 8 is provided downwardly at the bottom of the transverse telescopic component, and a rotary drive component is provided on the lower extension rod, and the rotary drive component drives the transverse telescopic component to rotate around the rotating shaft in a horizontal plane; further, the rotary drive component in the utility model includes an upper gear ring 11, a lower gear ring 12, a driving gear 16, a driven gear 15 and a gear motor 17, wherein the upper gear ring 11 is provided with ... The ring and the lower ring gear are coaxially arranged on the column, the driving gear and the driven gear are respectively arranged on the lower extension rod through the gear housing 23, the driving gear is meshed and connected with the upper ring gear, the driven gear is meshed and connected with the lower ring gear, and the gear motor is transmission-connected with the driving gear; one end of the lateral telescopic assembly is also provided with a vertical telescopic assembly 2, the lower end of the vertical telescopic assembly is provided with a clamping box body 18, the inside of the clamping box body is symmetrically hinged with two driving cylinders 19, and two slag buckets 5 are provided on the outside of the clamping box body corresponding to the two driving cylinders The slag scoop buckets are each connected to the corresponding driving cylinder through a rotating assembly. The two slag scoop buckets are opened or closed under the action of their respective driving cylinders to realize the slag scooping action. Furthermore, the rotating assembly in the utility model includes a through shaft 22, two ear plates 21 and an oblique belt rod 20, wherein the through shaft is installed on the clamping box body and passes through the front and rear side walls thereof, the two ear plates are symmetrically fixed to the two ends of the through shaft and are fixed together with the corresponding slag scoop buckets, the oblique belt rod is fixed at the middle position of the through shaft and is hinged to the corresponding driving cylinder piston rod. Connection; an air collecting hood 4 is also provided on the outer wall of the clamping box body, and the air collecting hood covers the two slag buckets in the lower area. A lifting pipe 3 is connected to the upper wall of the air collecting hood. The lifting pipe is a hard pipe that is not easily deformed. The lifting pipe is installed on the horizontal telescopic assembly through a slip ring 1 and rises and falls with the vertical telescopic assembly. An exhaust hose 6 is also connected to the upper end of the lifting pipe, and the exhaust hose is connected to an external exhaust fan; further, the air collecting hood in the utility model is made of a transparent high-temperature resistant material or a thin stainless steel plate.

[0020] Furthermore, the lateral telescopic assembly in this embodiment is a telescopic rod assembly driven by a motor, and a counterweight balancing block 10 is also provided at one end of the lateral telescopic assembly close to the column. Furthermore, the vertical telescopic assembly in the utility model is a telescopic rod assembly driven by a motor. Furthermore, bucket guards are provided on both sides of the slag scoop bucket in the utility model. Furthermore, a mounting seat plate 14 is also provided at the bottom of the column in the utility model.

[0021] The utility model is generally arranged near the relevant casting ladle through the mounting base plate at the bottom of the column. When the slag scooping operation of molten steel is needed, the gear motor is started to drive the driving gear to rotate around the upper gear ring at a certain angle. At the same time, the horizontal telescopic component is telescoped a certain distance to place the entire slag scooping bucket above the corresponding molten steel. Then the vertical telescopic component is started until the slag scooping bucket moves downward to shovel the slag just lying on it and then closes. While closing, the molten steel mixed therein will flow back, and the slag will be shoveled up. The vertical telescopic component rises, and the gear motor rotates at the same time to transfer the slag to another safe place for storage.

[0022] When the slag bucket is slag-removing, the exhaust fan starts to extract and discharge the flue gas near the molten steel, avoiding the influence of the surrounding flue gas impurities on the working environment and further cleaning the working environment near the slag-removing.

[0023] The utility model realizes automatic control as a whole, and the operators can operate remotely.

[0024] The utility model has novel structural design and high automation, and can quickly collect smoke and dust during slag scooping operation to purify the surrounding working environment; at the same time, the utility model slag scooping device can realize 360-degree rotation and telescopic action at different heights and distances, and the slag scooping and releasing actions are flexible and convenient, and has good practical use and promotion value.

Claims

1. An electric furnace slag removal device with dust collection, having a column, characterized in that: The top of the column is provided with a rotating shaft, on which a transverse telescopic assembly is fixedly mounted, a lower extension rod is downwardly arranged at the bottom of the transverse telescopic assembly, and a rotating drive assembly is arranged on the lower extension rod, which drives the transverse telescopic assembly to rotate in a horizontal plane around the rotating shaft; one end of the transverse telescopic assembly is also provided with a vertical telescopic assembly, and the lower end of the vertical telescopic assembly is provided with a clamping box body, and two driving cylinders are hinged symmetrically inside the clamping box body, and two slag scoop buckets are arranged on the outside of the clamping box body corresponding to the two driving cylinders, and the slag scoop buckets are respectively connected to the corresponding driving cylinders through a rotating assembly, and the two slag scoop buckets are opened or closed under the action of their respective driving cylinders to realize the slag scooping action; an air collecting hood is also provided on the outer wall of the clamping box body, which covers the two slag scoop buckets in the lower area, and a lifting pipe is connected to the upper wall of the air collecting hood, which is installed on the transverse telescopic assembly through a slip ring and rises and falls with the vertical telescopic assembly, and an exhaust hose is also connected to the upper end of the lifting pipe, and the exhaust hose is connected to an external exhaust fan.

2. The electric furnace slag removal device with dust collection according to claim 1, characterized in that: The rotating assembly includes a through shaft, two ear plates and an oblique belt rod, wherein the through shaft is installed on the clamping box body and passes through the front and rear side walls thereof, the two ear plates are symmetrically fixed at both ends of the through shaft and are fixed together with the corresponding slag scoop bucket, and the oblique belt rod is fixed at the middle position of the through shaft and is hingedly connected to the corresponding driving cylinder piston rod.

3. The electric furnace slag removal device with dust collection according to claim 1, characterized in that: The rotary drive assembly includes an upper gear ring, a lower gear ring, a driving gear, a driven gear and a gear motor, wherein the upper gear ring and the lower gear ring are coaxially arranged on the column, the driving gear and the driven gear are respectively arranged on the lower extension rod through a gear housing, the driving gear is meshed and connected with the upper gear ring, the driven gear is meshed and connected with the lower gear ring, and the gear motor is transmission-connected with the driving gear.

4. The electric furnace slag removal device with dust collection according to claim 1, characterized in that: The transverse telescopic assembly is a telescopic rod assembly driven by a motor, and a counterweight balancing block is also arranged on one end of the transverse telescopic assembly close to the column.

5. The electric furnace slag removal device with dust collection function according to claim 1, characterized in that: The vertical telescopic assembly is a telescopic rod assembly driven by a motor.

6. The electric furnace slag removal device with dust collection function according to claim 1, characterized in that: The gas collecting hood is made of a transparent high temperature resistant material or a thin stainless steel plate.

7. The electric furnace slag removal device with dust collection function according to claim 1, characterized in that: Bucket guards are arranged on both sides of the slag scoop bucket.

8. The electric furnace slag removal device with dust collection function according to claim 1, characterized in that: A mounting seat plate is also provided at the bottom of the column.

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