Furnace surface drying device of shaft furnace

Abstract

The utility model discloses a shaft furnace surface drying device which comprises a base, a C-shaped plate is arranged on the upper surface of the base, and a main air guide pipe is installed on the surface of the C-shaped plate through a bearing. When the vertical furnace surface is dried, after the base is moved to a proper place, a proper number of drying pipelines can be selected according to the actual condition of the vertical furnace surface, the drying pipelines are connected through the flange structure, meanwhile, the main gas conveying pipe at the tail end is sealed through the plug, then the main gas conveying pipe and the main gas guide pipe are fixedly installed, and the dryer can be started. The vertical furnace surface drying device has the advantages that the vertical furnace surface drying device is simple in structure and convenient to operate, the vertical furnace surfaces of different specifications can be dried, and the practicability of the vertical furnace surface drying device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drying equipment, in particular to a drying device for the furnace surface of a shaft furnace. Background Art

[0002] A shaft furnace refers to an ultra-high power electric arc furnace with a vertical furnace body, a shaft on the furnace cover, and using the high-temperature waste gas discharged from the electric arc furnace to preheat scrap steel in the shaft. After the shaft furnace is built, since the furnace surface is wet and cannot be put into use immediately, it is necessary to use a drying device to carry out drying operations on it to accelerate its drying speed so that the shaft furnace can be put into use as soon as possible.

[0003] The existing technologies have the following problems:

[0004] Most of the existing drying devices are of fixed structures and cannot carry out drying operations on the furnace surfaces of shaft furnaces with different heights.

[0005] Therefore, we propose a drying device for the furnace surface of a shaft furnace to solve the above drawbacks. Summary of the Utility Model

[0006] The purpose of the utility model is to solve the defect that most of the existing drying devices are of fixed structures and cannot carry out drying operations on the furnace surfaces of shaft furnaces with different heights in the existing technologies, and to propose a drying device for the furnace surface of a shaft furnace.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0008] A drying device for the furnace surface of a shaft furnace includes a base. A U-shaped plate is arranged on the upper surface of the base. A main air duct is installed on the surface of the U-shaped plate through a bearing. A dryer is installed on the lower surface of the main air duct through a connecting seat, and the dryer is installed on the upper surface of the base. The upper surface of the main air duct is connected to a main air delivery pipe through a flange structure. A secondary air delivery pipe is connected through the side surface of the main air delivery pipe, and spray holes are arranged on the side surface of the secondary air delivery pipe. Flange structures are arranged at both ends of the main air delivery pipe.

[0009] Preferably, guide wheels are arranged on the side surface of the secondary air delivery pipe, and a U-shaped seat is arranged on the side surface of the secondary air delivery pipe and above the guide wheels.

[0010] Preferably, a first pulley is arranged on the surface of the main air duct. The first pulley is connected to a second pulley through a transmission belt. The second pulley is installed at the output end of a transmission motor. The transmission motor is installed on the inner side surface of the U-shaped plate through a mounting seat.

[0011] Preferably, moving wheels are arranged on the lower surface of the base, and a pusher is arranged on the side surface of the U-shaped plate.

[0012] Preferably, a rubber sleeve is sleeved on the surface of the pusher.

[0013] Preferably, a control panel is arranged on the side surface of the C-shaped plate.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows;

[0015] (1) In the present utility model, by setting a base, a C-shaped plate, a main air duct, a dryer, a main air delivery pipe and a secondary air delivery pipe, during the drying operation on the surface of the shaft furnace, after moving the base to a suitable place, the appropriate number of drying pipelines can be selected according to the actual situation of the shaft furnace surface, and they are connected through a flange structure. At the same time, the end of the main air delivery pipe is sealed with a plug, and then fixedly installed with the main air duct. Then, the dryer can be started to generate hot air. The hot air sequentially passes through the main air duct and the main air delivery pipe, enters the secondary air delivery pipe, and is ejected through the spray holes to perform the drying operation on the furnace surface. The structure of the present utility model is simple and the operation is convenient. It can perform the drying operation on the surfaces of shaft furnaces of different specifications, greatly improving the practicability of the device.

[0016] (2) In the present utility model, by setting a guide wheel and a C-shaped seat, during the connection operation of the drying pipeline, the guide wheel is clamped into the C-shaped seat, playing an auxiliary supporting role for the secondary air delivery pipe, making the drying pipeline more stable during the rotary drying operation, and further improving its practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required to be used in the embodiments.

[0018] Figure 1 It is a schematic structural diagram of a drying device for the surface of a shaft furnace proposed by the present utility model;

[0019] Figure 2 It is a schematic internal structure diagram of the main air delivery pipe of a drying device for the surface of a shaft furnace proposed by the present utility model;

[0020] Figure 3 It is a schematic connection structure diagram of the guide wheel of a drying device for the surface of a shaft furnace proposed by the present utility model.

[0021] Legend Explanation:

[0022] 1. Base; 2. C-shaped plate; 3. Main air duct; 4. First pulley; 5. Second pulley; 6. Transmission belt; 7. Transmission motor; 8. Mounting seat; 9. Dryer; 10. Main air delivery pipe; 11. Secondary air delivery pipe; 12. Guide wheel; 13. C-shaped seat; 14. Movable wheel; 15. Pusher; 16. Control panel. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] To make the objectives, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are merely exemplary and are not intended to limit the scope of the present utility model. In addition, in the following description, the descriptions of well-known structures and technologies are omitted to avoid unnecessarily confusing the concepts of the present utility model.

[0024] Please refer to Figure 1-3 , a drying device for the vertical furnace surface, comprising a base 1. On the upper surface of the base 1, there is a U-shaped plate 2. On the surface of the U-shaped plate 2, a main air duct 3 is installed through bearings. On the lower surface of the main air duct 3, a dryer 9 is installed through a connecting seat, and the dryer 9 is installed on the upper surface of the base 1. On the upper surface of the main air duct 3, a main air delivery pipe 10 is connected through a flange structure. On the side surface of the main air delivery pipe 10, a secondary air delivery pipe 11 is connected in a penetrating manner, and spray holes are provided on the side surface of the secondary air delivery pipe 11. Flange structures are provided at both ends of the main air delivery pipe 10.

[0025] In this embodiment: During the drying operation of the vertical furnace surface, after moving the base 1 to a suitable place, the appropriate number of drying pipelines can be selected according to the actual situation of the vertical furnace surface, and they are connected through flange structures. At the same time, the end of the main air delivery pipe 10 is sealed with a plug, and then it is fixedly installed with the main air duct 3. After that, the dryer 9 can be started to generate hot air. The hot air sequentially passes through the main air duct 3 and the main air delivery pipe 10 and enters the secondary air delivery pipe 11, and is sprayed out through the spray holes to dry the furnace surface. The structure of the present utility model is simple and easy to operate, and it can dry the surfaces of vertical furnaces with different specifications, greatly improving the practicability of the device.

[0026] Specifically, a guide wheel 12 is provided on the side surface of the secondary air delivery pipe 11, and a U-shaped seat 13 is provided on the side surface of the secondary air delivery pipe 11 and above the guide wheel 12.

[0027] In this embodiment: During the connection operation of the drying pipelines, the guide wheel 12 is clamped into the U-shaped seat 13, which plays an auxiliary supporting role for the secondary air delivery pipe 11, making the drying pipelines more stable during the rotary drying operation and further improving its practicability.

[0028] Specifically, a first pulley 4 is provided on the surface of the main air duct 3. The first pulley 4 is connected to a second pulley 5 through a transmission belt 6. The second pulley 5 is installed at the output end of a drive motor 7. The drive motor 7 is installed on the inner side surface of the U-shaped plate 2 through a mounting seat 8.

[0029] In this embodiment: By driving the drive motor, the second pulley 5 is driven. Under the action of the second pulley 5, the transmission belt 6 and the first pulley 4, the main air duct 3 is driven, and then the main air delivery pipe 10 and the secondary air delivery pipe 11 are driven to uniformly dry the vertical furnace surface and avoid dead corners.

[0030] Specifically, a moving wheel 14 is provided on the lower surface of the base 1, and a pusher 15 is provided on the side surface of the U-shaped plate 2.

[0031] In this embodiment: By providing the pusher 15 and the moving wheel 14, it is convenient to push the drying device.

[0032] Specifically, a rubber sleeve is sleeved on the surface of the pusher 15.

[0033] In this embodiment: By providing the rubber sleeve, it is beneficial to improve the use comfort of the pusher 15.

[0034] Specifically, a control panel 16 is provided on the side surface of the U-shaped plate 2.

[0035] In this embodiment: By providing the control panel 16, it is used to control the drying device. The control circuit of the control panel 16 can be realized by simple programming of those skilled in the art, which belongs to the common knowledge in this field. Only its use is carried out without modification, so the control method and circuit connection will not be described in detail.

[0036] Working principle: During the drying operation on the surface of the shaft furnace, after moving the base 1 to a suitable place, an appropriate number of drying pipelines can be selected according to the actual situation of the shaft furnace surface, and they are connected through a flange structure. At the same time, the main gas pipeline 10 at the tail end is sealed with a plug, and then fixedly installed with the main gas pipeline 3. Then the dryer 9 can be started to generate hot air. The hot air sequentially passes through the main gas pipeline 3 and the main gas pipeline 10, enters the secondary gas pipeline 11, and is sprayed out through the spray holes to dry the furnace surface. The structure of the present utility model is simple and the operation is convenient. It can dry the surfaces of shaft furnaces with different specifications, greatly improving the practicability of the device; during the connection operation of the drying pipelines, the guiding wheel 12 is clamped into the U-shaped seat 13, which plays an auxiliary supporting role for the secondary gas pipeline 11, making the drying pipelines more stable during the rotary drying operation and further improving its practicability.

[0037] It should be understood that the above specific embodiments of the present utility model are only used for exemplary illustration or explanation of the principle of the present utility model, and do not constitute a limitation to the present utility model. Therefore, any modifications, equivalent replacements, improvements, etc. made without departing from the spirit and scope of the present utility model should be included within the protection scope of the present utility model. In addition, the appended claims of the present utility model are intended to cover all changes and modification examples falling within the scope and boundary of the appended claims, or equivalent forms of such scope and boundary.

Claims

1. A vertical furnace surface drying device, comprising a base (1), characterized in that: The upper surface of the base (1) is provided with a shaped plate (2), the surface of the shaped plate (2) is provided with a main air pipe (3) via a bearing, the lower surface of the main air pipe (3) is provided with a dryer (9) via a connecting seat, and the dryer (9) is installed on the upper surface of the base (1), the upper surface of the main air pipe (3) is connected to a main air supply pipe (10) via a flange structure, the side surface of the main air supply pipe (10) is connected to a secondary air supply pipe (11), and a spray hole is provided on the side surface of the secondary air supply pipe (11), and flange structures are provided at both ends of the main air supply pipe (10).

2. A vertical furnace surface drying device according to claim 1, characterized in that: A first pulley (4) is provided on the surface of the main air pipe (3), the first pulley (4) is connected to a second pulley (5) via a transmission belt (6), the second pulley (5) is installed at the output end of a transmission motor (7), and the transmission motor (7) is installed on the inner side of the molded plate (2) via a mounting seat (8).

3. A vertical furnace surface drying device according to claim 1, characterized in that: The lower surface of the base (1) is provided with a moving wheel (14), and the side surface of the molded plate (2) is provided with a push handle (15).

4. A vertical furnace surface drying device according to claim 3, characterized in that: The surface of the push handle (15) is covered with a rubber sleeve.

5. The vertical furnace surface drying device according to claim 1, characterized in that: A control panel (16) is provided on the side surface of the molded plate (2).

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