CN216482177U - Shaft furnace feeding device convenient to screen - Google Patents

Abstract

The utility model discloses a shaft furnace charging device with convenient screening, which comprises a collection box, two sides of the collection box are provided with openings, the inner wall of the collection box is fitted with a baffle plate, and a baffle plate is fitted on the inner wall of the collection box. The outer side wall is fixedly equipped with a control structure, the upper end of the collection box is connected with a frame through a top rod, the periphery of the frame is equipped with a conveyor belt, the upper end of the collection box is fixedly equipped with a screening structure, and the upper end of the screening structure is equipped with a screening structure. Located at the upper end of the conveyor belt, through the action of the ejector rod and the frame, it is convenient to support the conveyor belt for conveying materials and ensure the running effect of the conveyor belt. It is a waste of screening time, and the screening structure is erected on the collection box, which facilitates the direct discharge of the screened raw materials into the collection box, avoids manual cleaning and gathering, saves labor, improves work efficiency, and has strong practicability.

Description

A shaft furnace charging device with convenient screening

technical field

The utility model relates to the technical field of shaft furnace charging, in particular to a shaft furnace charging device with convenient screening.

Background technique

Shaft furnace refers to an ultra-high-power electric arc furnace in which the furnace body is upright, the furnace cover has a vertical shaft, and the high-temperature waste gas discharged from the electric arc furnace is used to preheat scrap steel in the vertical shaft. The furnace gas moves upward in the furnace. There is a countercurrent heat exchange with the charge; the charge of most shaft furnaces is in direct contact with the fuel, and the commonly used blast furnaces are blast furnaces, blast furnaces for copper smelting, zinc smelting and lead smelting, and cupolas for iron smelting. The outer layer of the furnace is a steel shell, and the inner lining is built. There is a water cooling box in the furnace lining of the high temperature zone at the lower part of the furnace body. Part of the furnace body of some shaft furnaces is made of steel water jackets to form water walls (such as copper smelting, lead smelting blast furnaces). Although water cooling increases the heat loss of the furnace, it can prolong the life of the furnace and improve the productivity. In the existing shaft furnace charging device, when filtering raw materials, they are all first loaded and then filtered, which wastes time. Scattered, requires manual post-cleaning, and has poor practicability.

Utility model content

The purpose of the utility model is to provide a shaft furnace charging device with convenient screening, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a shaft furnace charging device with convenient screening, including a collection box, the two sides of the collection box are provided with openings, and the inner wall of the collection box is fitted with a baffle, the outer side wall of the collection box is fixedly equipped with a control structure, the control structure is connected with the baffle through the collection box, the upper end of the collection box is connected with a frame through a top rod, and the periphery of the frame is equipped with a conveyor belt, The upper end of the collection box is fixedly equipped with a screening structure, and the upper end of the screening structure is located at the upper end of the conveyor belt.

Preferably, the control structure includes a fixing rod, the fixing rod is fixedly assembled on the side wall of the collection box, the outer end of the fixing rod is fixedly equipped with a hydraulic cylinder, and the lower end of the hydraulic cylinder is equipped with a hydraulic rod, the The side wall of the hydraulic rod is connected with the baffle plate through the connecting plate, and the inner wall of the collecting box is equipped with a limit rod, and the limit rod penetrates the connecting plate.

Preferably, the screening structure includes a bracket and a blanking plate, the bracket is fixedly assembled on the upper end of the collection box, the upper end of the bracket is fixedly equipped with a surrounding plate, and the inner wall of the surrounding plate is fixedly equipped with a vibrating screen, so The blanking plate is fixedly assembled on the side end of the enclosure plate and installed at an inclination angle, and the highest end of the blanking plate is kept horizontal with the vibrating screen.

Preferably, the upper and lower ends of the frame are respectively equipped with a first support wheel and a second support wheel, and both the first support wheel and the second support wheel are fitted with the conveyor belt.

Preferably, the lower end of the inner wall of the collection box is fixedly equipped with a frustum.

Compared with the prior art, the beneficial effect of the utility model is: a shaft furnace charging device with convenient screening, through the action of the collecting box, is used to collect the larger pieces of raw materials after filtering, carry out recovery processing, and pass the blocker. The function of the plate can block the openings on both sides of the collecting box during operation to avoid the overflow of raw materials. At the same time, when the raw materials in the collecting box need to be discharged, the baffle plate can be controlled to open through the control structure, and the openings on both sides of the collecting box can leak out, which is convenient for Discharging raw materials, easy to use, through the action of the ejector rod and the frame, it is convenient to support the conveyor belt used for conveying materials, and ensure the running effect of the conveyor belt. To avoid wasting screening time, and at the same time, the screening structure is erected on the collection box, which facilitates the direct discharge of the screened raw materials into the collection box, avoids manual cleaning, saves labor, improves work efficiency, and has strong practicability.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 .

In the picture: 1-collection box, 2-conical frustum, 3-control structure, 31-hydraulic cylinder, 32-fixed rod, 33-hydraulic rod, 34-limiting rod, 35-connecting plate, 4-screening structure, 41-vibrating screen, 42-cutting plate, 43-hoarding plate, 44-bracket, 5-conveyor belt, 6-first support wheel, 7-frame, 8-second support wheel, 9-top rod, 10-block plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Fig. 1-2, the utility model provides a shaft furnace charging device with convenient screening, including a collection box 1, the two sides of the collection box 1 are provided with openings, and the inner wall of the collection box 1 is fitted with a baffle plate 10. , the outer side wall of the collection box 1 is fixedly equipped with a control structure 3, the control structure 3 is connected to the baffle 10 through the collection box 1, the upper end of the collection box 1 is connected with a frame 7 through the ejector rod 9, and the periphery of the frame 7 is equipped with a conveyor belt 5, The upper end of the collection box 1 is fixedly equipped with a screening structure 4 , and the upper end of the screening structure 4 is located at the upper end of the conveyor belt 5 .

Through the function of the collection box 1, it is used to collect larger pieces of raw materials after filtering for recycling. Through the function of the baffle 10, the openings on both sides of the collection box 1 can be blocked during operation to avoid the overflow of raw materials. When it is necessary to discharge the raw materials in the collection box 1, the baffle 10 is controlled by the control structure 3 to open, and the openings on both sides of the collection box 1 leak out, which is convenient for discharging the raw materials and easy to use. The conveyor belt 5 is used to ensure the operation effect of the conveyor belt 5. Through the function of the screening structure 4, the materials are first screened in the transportation to ensure the effect of feeding materials and avoid wasting screening time. At the same time, the screening structure 4 is erected in the collection box. 1, it is convenient to directly discharge the screened raw materials into the collection box 1, avoiding manual cleaning and gathering, saving labor, improving work efficiency, and having strong practicability.

The control structure 3 includes a fixed rod 32, the fixed rod 32 is fixedly assembled on the side wall of the collecting box 1, the outer end of the fixed rod 32 is fixedly equipped with a hydraulic cylinder 31, the lower end of the hydraulic cylinder 31 is equipped with a hydraulic rod 33, and the side of the hydraulic rod 33 is fixedly equipped with a hydraulic cylinder 31. The wall is connected with the baffle plate 10 through the connecting plate 35 , the inner wall of the collecting box 1 is equipped with a limit rod 34 , and the limit rod 34 penetrates through the connecting plate 35 .

When the fixing structure 3 needs to be used, the position of the hydraulic cylinder 31 is first limited according to the function of the fixing rod 32. At this time, the hydraulic rod 33 is driven by the hydraulic cylinder 31, and the connecting plate 35 is driven to move by the hydraulic rod 33. At this time, the connecting plate 35 Drive the baffle 10 to move and lift it upward. When the baffle 10 moves to leak out of the openings on both sides of the collection box 1, close the hydraulic cylinder 31. When the connecting plate 35 moves, it will fit the outer wall of the limit rod 34 and maintain a fixed vertical Straight movement.

The screening structure 4 includes a bracket 44 and a blanking plate 42, the bracket 44 is fixedly assembled on the upper end of the collection box 1, the upper end of the bracket 44 is fixedly equipped with a surrounding plate 43, and the inner wall of the surrounding plate 43 is fixedly equipped with a vibrating screen 41, and the blanking plate 42 is fixedly mounted on the side end of the enclosure plate 43 and mounted at an inclination angle, and the highest end of the blanking plate 42 is kept horizontal with the vibrating screen 41 .

First, the raw materials are placed on the vibrating screen 41 and vibrated by the vibrating screen 41 for fine screening. At the same time, the screened large pieces of raw materials are vibrated to the blanking plate 42, and then enter the collection box 1 through the blanking plate 42. , for recycling.

The upper and lower ends of the frame 7 are respectively equipped with a first support wheel 6 and a second support wheel 8 , and both the first support wheel 6 and the second support wheel 8 are attached to the conveyor belt 5 .

The first support wheel 6 and the second support wheel 8 can ensure the stability of the conveyor belt 5 and play a supporting effect on it.

The lower end of the inner wall of the collection box 1 is fixedly assembled with a frustum 2 .

The frustum 2 facilitates the accumulation of raw materials at the openings on both sides of the collection box 1 and facilitates the discharge of raw materials.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a screening convenience's shaft furnace loading attachment which characterized in that: including collecting box (1), the both sides of collecting box (1) are equipped with the opening, the inner wall laminating of collecting box (1) is equipped with baffle (10), the lateral wall fixed assembly of collecting box (1) is equipped with control structure (3), control structure (3) run through collecting box (1) and link to each other with baffle (10), the upper end of collecting box (1) is connected with frame (7) through ejector pin (9), the periphery of frame (7) is equipped with conveyer belt (5), the upper end fixed assembly of collecting box (1) is equipped with screening structure (4), the upper end of screening structure (4) is located the upper end of conveyer belt (5).

2. A screening-friendly shaft furnace charging device according to claim 1, characterized in that: the control structure (3) comprises a fixing rod (32), the fixing rod (32) is fixedly assembled on the side wall of the collecting box (1), a hydraulic cylinder (31) is fixedly assembled at the outer side end of the fixing rod (32), a hydraulic rod (33) is assembled at the lower end of the hydraulic cylinder (31), the side wall of the hydraulic rod (33) is connected with the baffle (10) through a connecting plate (35), a limiting rod (34) is assembled on the inner wall of the collecting box (1), and the limiting rod (34) penetrates through the connecting plate (35).

3. A screening-friendly shaft furnace charging device according to claim 1, characterized in that: the screening structure (4) comprises a support (44) and a blanking plate (42), the support (44) is fixedly assembled at the upper end of the collecting box (1), a coaming (43) is fixedly assembled at the upper end of the support (44), a vibrating screen (41) is fixedly assembled on the inner wall of the coaming (43), the blanking plate (42) is fixedly assembled at the side end of the coaming (43) and assembled at an inclined angle, and the highest end of the blanking plate (42) is kept horizontal with the vibrating screen (41).

4. A screening-friendly shaft furnace charging device according to claim 1, characterized in that: the upper end and the lower end of the frame (7) are respectively provided with a first branch wheel (6) and a second branch wheel (8), and the first branch wheel (6) and the second branch wheel (8) are attached to the conveyor belt (5).

5. A screening-friendly shaft furnace charging device according to claim 1, characterized in that: the lower end of the inner wall of the collecting box (1) is fixedly provided with a frustum (2).

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