CN215906228U - Closed cover of metallurgical slag treatment device - Google Patents
Closed cover of metallurgical slag treatment device Download PDFInfo
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- CN215906228U CN215906228U CN202120790507.7U CN202120790507U CN215906228U CN 215906228 U CN215906228 U CN 215906228U CN 202120790507 U CN202120790507 U CN 202120790507U CN 215906228 U CN215906228 U CN 215906228U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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- Y02W30/50—Reuse, recycling or recovery technologies
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Abstract
The utility model relates to the field of metallurgical slag treatment, in particular to a closed cover of a metallurgical slag treatment device. The closed cover comprises a closed cover body, a bearing upright post of the closed cover, a movable cover, a closed cover sealing folding window and a closed cover sealing sliding window. Compared with the existing sealing cover used in engineering, the sealing cover can realize full sealing, can obviously reduce the air quantity of a dust removal system, and ensures that dust and steam do not overflow. The three-dimensional large window above the closed cover body can ensure that an operator can conveniently observe the lifting condition of the slag pot, and the operation safety is ensured. The side wall of the closed cover is provided with the heat insulation layer, and the condition is provided for internal energy recovery by matching with a totally closed structural form. The front door of the closed cover is large in size and simple in structure, and large metallurgical slag blocks can be conveniently cleaned and equipment can conveniently enter and exit during maintenance.
Description
Technical Field
The utility model relates to the field of metallurgical slag treatment, in particular to a closed cover of a metallurgical slag treatment device.
Background
In the steel smelting process, a large amount of liquid metallurgical slag can be generated, and the metallurgical slag can be crushed by a water cooling or air cooling method to realize reutilization. The specific implementation method comprises the steps of firstly pouring the liquid hot slag on a slag bed, uniformly flattening, spraying water for cooling, and simultaneously crushing by using a crusher to prevent the formation of large solid slag. In the crushing process, as the hot slag is violently reacted with water to generate a large amount of smoke and dust, a cover body and a ventilation system are required to be arranged to pump away the generated dust and steam and perform purification treatment.
In the prior art scheme, limited by the process scheme, the dust removing cover body generally adopts a semi-open structure, cannot realize full sealing, and needs to be matched with a large-air-volume dust removing system to prevent dust and steam from overflowing, so that the investment and operating cost of the dust removing system and a circulating water treatment system are too high. When the hot slag reaction is the most violent, a large amount of dust and steam overflow can occur.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a technical scheme of a closed cover of a metallurgical slag treatment device.
The closed hood of the metallurgical slag treatment device comprises a closed hood body, a bearing upright post of the closed hood, a movable hood, a closed hood sealing folding window and a closed hood sealing sliding window, wherein,
the top surface of the closed cover body is provided with an air outlet and a window for the liquid metallurgical slag pot to enter and exit, the movable cover closes the window, when the slag pot enters and exits, the movable cover moves backwards under the action of a driving device of the movable cover, the window is opened, the liquid metallurgical slag pot enters and exits the window, and an operator clearly observes the operation condition in the closed cover body through the window,
the front surface of the closed cover body is provided with a side-pull type gate, the back surface of the closed cover body is provided with a side-by-side door, a frame and a driving device of the metallurgical slag processing vehicle are arranged outside the closed cover body, so that a window is left on the side surface of the closed cover body, a sealed folding window of the closed cover is arranged at a window behind the metallurgical slag processing vehicle, a sealed sliding window is arranged at a window in front of the metallurgical slag processing vehicle, wherein,
the two ends of the sealed folding window of the sealed cover are respectively hinged with the frame of the metallurgical slag processing vehicle and the sealed cover body through hinges, when the metallurgical slag processing vehicle moves forwards, one end of the sealed folding window of the sealed cover is driven, the sealed folding window of the sealed cover gradually extends along with the movement of the metallurgical slag processing vehicle, and the window at the rear part of the metallurgical slag processing vehicle is sealed,
one end of the sealed sliding window is hinged with the metallurgical slag processing vehicle and moves back and forth along with the metallurgical slag processing vehicle.
The sealing cover of the metallurgical slag treatment device comprises a sealing cover sealing folding window, wherein the sealing cover sealing folding window is composed of a plurality of layers of steel plates, two steel plates at two ends of the sealing cover sealing folding window are half smaller than the middle steel plate and are respectively hinged with a frame of the metallurgical slag treatment device and a cover body of the sealing cover through hinges, two sides of each steel plate are provided with the hinges, and two adjacent steel plates are hinged together through the hinges; the center of the steel plate is provided with a pin shaft, and the folding window can be constrained to move on a straight line through the pin shaft.
According to the application, the closed cover of the metallurgical slag treatment device is of a square structure, and the front vertex angle and the rear vertex angle of the closed cover body are inclined planes.
According to the closed cover of the metallurgical slag treatment device, the heat preservation layers are additionally arranged on all wall surfaces of the closed cover body.
The metallurgical slag treatment device closure according to the application, wherein the closure sealing sliding window consists of an inner sliding window body and an outer sliding window body.
A metallurgical slag handling unit enclosure according to the present application, wherein the side pull gates are driven by an upper monorail trolley 5.
According to the application, the upper end and the lower end of the inner side sliding window body and the outer side sliding window body are U-shaped, the inner edge of the outer side sliding window body is matched with the outer edge of the inner side sliding window body, so that the inner side window body and the outer side window body are nested together and can slide relatively, one end of the outer side sliding window body is hinged with a metallurgical slag processing vehicle and moves back and forth along with the metallurgical slag processing vehicle, the inner side sliding window body is supported on a guide wheel on the side surface of the closed cover body, a limiting block is arranged on the upper portion of the front end of the inner side sliding window body, the limiting position of the inner side sliding window body is limited by a stop block on the side surface of the closed cover body, when the metallurgical slag processing vehicle moves back and forth, the outer side sliding window body moves along with the processing vehicle, the inner side sliding window body can move together with the outer side sliding window body and also can move relative to the outer side sliding window body, the window in front of the metallurgical slag treatment vehicle is ensured to be always closed in a limited installation space.
The technical scheme of the application has the advantages that:
1) compared with the existing sealing cover used in engineering, the sealing cover can realize full sealing, can obviously reduce the air quantity of a dust removal system, and ensures that dust and steam do not overflow.
2) The three-dimensional large window above the closed cover body can ensure that an operator can conveniently observe the lifting condition of the slag pot, and the operation safety is ensured.
3) The side wall of the closed cover is provided with the heat insulation layer, and the condition is provided for internal energy recovery by matching with a totally closed structural form.
4) The front door of the closed cover is large in size and simple in structure, and large metallurgical slag blocks can be conveniently cleaned and equipment can conveniently enter and exit during maintenance.
Drawings
FIG. 1 is a side view of a containment vessel of a metallurgical slag handling device of the present application;
FIG. 2 is a front view of a containment vessel of a metallurgical slag handling apparatus of the present application;
FIG. 3 is a rear view of a containment hood of the metallurgical slag handling device of the present application;
FIG. 4 is a schematic view of the structure of the metallurgical slag handling equipment of the present application in an open state of the front door and the moving cover of the enclosure;
FIG. 5 is a schematic view of the structure of the closed hood body of the closed hood of the metallurgical slag handling unit of the present application;
FIG. 6 is a schematic view of a mobile enclosure of a metallurgical slag handling unit of the present application;
FIG. 7 is a schematic view of the enclosure sealing the hinged window in a folded condition;
FIG. 8 is a schematic view of the enclosure sealing the hinged window in an extended state;
fig. 9 is a schematic view of the structure of the sliding window sealed by the sealing cover.
Reference numerals:
1: a slag pot tipping device; 3: a metallurgical slag treatment vehicle;
5.1: sealing the cover body; 5.2: a movable cover; 5.3-moving the cover driving device; 5.4: a closed hood front door; 5.5-monorail car; 5.6: a rear door of the enclosure; 5.7: the closed cover seals the folding window; 5.8-sealed sliding window with sealed cover
a: an inner sliding window body; b: an outer sliding window body; c: guide wheel
Detailed Description
The application aims to provide a technical scheme of a closed cover of a metallurgical slag treatment device.
The closed hood of the metallurgical slag treatment device comprises a closed hood body, a bearing upright post of the closed hood, a movable hood, a closed hood sealing folding window and a closed hood sealing sliding window, wherein,
the top surface of the closed cover body is provided with an air outlet and a window for the liquid metallurgical slag pot to enter and exit, the movable cover closes the window, when the slag pot enters and exits, the movable cover moves backwards under the action of a driving device of the movable cover, the window is opened, the liquid metallurgical slag pot enters and exits the window, and an operator clearly observes the operation condition in the closed cover body through the window,
the front surface of the closed cover body is provided with a side-pull type gate, the back surface of the closed cover body is provided with a side-by-side door, a frame and a driving device of the metallurgical slag processing vehicle are arranged outside the closed cover body, so that a window is left on the side surface of the closed cover body, a sealed folding window of the closed cover is arranged at a window behind the metallurgical slag processing vehicle, a sealed sliding window is arranged at a window in front of the metallurgical slag processing vehicle, wherein,
the two ends of the sealed folding window of the sealed cover are respectively hinged with the frame of the metallurgical slag processing vehicle and the sealed cover body through hinges, when the metallurgical slag processing vehicle moves forwards, one end of the sealed folding window of the sealed cover is driven, the sealed folding window of the sealed cover gradually extends along with the movement of the metallurgical slag processing vehicle, and the window at the rear part of the metallurgical slag processing vehicle is sealed,
one end of the sealed sliding window is hinged with the metallurgical slag processing vehicle and moves back and forth along with the metallurgical slag processing vehicle.
The sealing cover of the metallurgical slag treatment device comprises a sealing cover sealing folding window, wherein the sealing cover sealing folding window is composed of a plurality of layers of steel plates, two steel plates at two ends of the sealing cover sealing folding window are half smaller than the middle steel plate and are respectively hinged with a frame of the metallurgical slag treatment device and a cover body of the sealing cover through hinges, two sides of each steel plate are provided with the hinges, and two adjacent steel plates are hinged together through the hinges; the center of the steel plate is provided with a pin shaft, and the folding window can be constrained to move on a straight line through the pin shaft.
According to the application, the closed cover of the metallurgical slag treatment device is of a square structure, and the front vertex angle and the rear vertex angle of the closed cover body are inclined planes.
According to the closed cover of the metallurgical slag treatment device, the heat preservation layers are additionally arranged on all wall surfaces of the closed cover body.
The metallurgical slag treatment device closure according to the application, wherein the closure sealing sliding window consists of an inner sliding window body and an outer sliding window body.
A metallurgical slag handling unit enclosure according to the present application, wherein the side pull gates are driven by an upper monorail trolley 5.
According to the application, the upper end and the lower end of the inner side sliding window body and the outer side sliding window body are U-shaped, the inner edge of the outer side sliding window body is matched with the outer edge of the inner side sliding window body, so that the inner side window body and the outer side window body are nested together and can slide relatively, one end of the outer side sliding window body is hinged with a metallurgical slag processing vehicle and moves back and forth along with the metallurgical slag processing vehicle, the inner side sliding window body is supported on a guide wheel on the side surface of the closed cover body, a limiting block is arranged on the upper portion of the front end of the inner side sliding window body, the limiting position of the inner side sliding window body is limited by a stop block on the side surface of the closed cover body, when the metallurgical slag processing vehicle moves back and forth, the outer side sliding window body moves along with the processing vehicle, the inner side sliding window body can move together with the outer side sliding window body and also can move relative to the outer side sliding window body, the window in front of the metallurgical slag treatment vehicle is ensured to be always closed in a limited installation space.
The technical scheme of the application is described in detail in the following with the accompanying drawings.
As shown in fig. 1-5, the metallurgical slag treatment plant enclosure of the present application mainly comprises an enclosure body 5.1, a mobile enclosure 5.2, an enclosure front door 5.4, an enclosure rear door 5.6, an enclosure sealing hinge window 5.7, and an enclosure sealing sliding window 5.8.
As shown in fig. 3, the whole of the closed cover body 5.1 is of a square structure, the top surface is provided with a circular air outlet, and the front vertex angle and the rear vertex angle are made into inclined planes, so that the distribution of an internal flow field is more reasonable, and the dust removal effect is improved. The heat-insulating layers are additionally arranged on all the wall surfaces to provide conditions for energy recovery.
As shown in fig. 2 and 4, the front edge of the closed cover is provided with a side pull type gate 5.4 which is driven by an upper monorail trolley 5.5. When large-scale equipment is required to be maintained or large metallurgical slag on a slag bed is cleaned, the front door is opened, the discharge opening end of the slag bed extends out, and the operation of cleaning equipment is convenient. The door can also be made into a left part and a right part, and the door can be opened towards two sides so as to reduce the occupied space when the door is opened. The side-by-side door 5.6 is arranged behind the closed cover as shown in figure 3, so that people and small equipment can conveniently enter and exit.
As shown in fig. 1 and 6, because the frame and the driving device of the metallurgical slag processing vehicle are arranged outside the closed cover, the bearing upright post of the closed cover moves outwards, and a rectangular window is left on the side surface of the closed cover, in order to realize full sealing, a sealing folding window 5.7 is arranged at the rear edge of the metallurgical slag processing vehicle, and a sealing sliding window 5.8 is arranged at the front edge of the metallurgical slag processing vehicle.
As shown in fig. 7 and 8, the sealed folding window of the closed cover is composed of a plurality of layers of steel plates, hinges are arranged on two sides of each steel plate in the middle, and two adjacent steel plates are hinged together through the hinges; the center of the steel plate is provided with a pin shaft, and the folding window can be constrained to move on a straight line through the pin shaft; the two steel plates at the two ends of the folding window are half smaller than the middle steel plate and are respectively hinged with the frame of the metallurgical slag processing vehicle and the closed hood body through hinges. When the folding window is in a folded state (figure 7), all layers of steel plates are overlapped together, the length is shortest, and the occupied space is small. When the metallurgical slag processing vehicle moves forwards, the steel plate at one end of the folding window is driven, the sealing folding window gradually extends along with the folding window (figure 8), and the rectangular window at the rear of the metallurgical slag processing vehicle is sealed.
As shown in fig. 9, the sealed sliding window of the enclosure comprises an inner sliding window body a and an outer sliding window body b, the upper end and the lower end of the inner sliding window body and the lower end of the outer sliding window body are processed into U-shapes, and the inner edge of the outer sliding window body b is matched with the outer edge of the inner sliding window body a, so that the inner sliding window body and the outer sliding window body are nested together and can slide relatively. One end of the outer sliding window body b is hinged with a metallurgical slag processing vehicle (figure 1) and moves back and forth along with the processing vehicle; the inner side sliding window body is supported on a guide wheel c on the side surface of the closed cover body. The upper part of the front end of the inner side sliding window body is provided with a limiting block, and the limiting position of the inner side sliding window body is limited by a stop block on the side surface of the closed cover body (figure 1). When the metallurgical slag treatment vehicle moves back and forth, the outer side sliding window body moves along with the treatment vehicle, the inner side sliding window body can move together with the outer side sliding window body and also can move relative to the outer side sliding window body, and therefore the rectangular window in front of the metallurgical slag treatment vehicle is guaranteed to be always closed in a limited installation space.
As shown in fig. 4, a square window with a certain height is opened above the closed cover body for facilitating the inlet and outlet of the liquid metallurgical slag ladle, and the closed cover body is closed by a movable cover 5.2 at ordinary times. When the slag pot needs to be accessed, the movable cover moves backwards under the action of the movable cover driving device 5.3, and the window is opened. The shape and size of the window ensure that the matching condition of the slag pot on the tilting device is clearly observed from the oblique upper part of the closed cover (the visual angle of an observer or an overhead traveling crane operator), and the operation safety is ensured.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. A closed cover of a metallurgical slag processing device is characterized in that the closed cover comprises a closed cover body, a bearing upright post of the closed cover, a movable cover, a closed cover sealing folding window and a closed cover sealing sliding window, wherein,
the top surface of the closed cover body is provided with an air outlet and a window for the liquid metallurgical slag pot to enter and exit, the movable cover closes the window, when the slag pot enters and exits, the movable cover moves backwards under the action of a driving device of the movable cover, the window is opened, the liquid metallurgical slag pot enters and exits the window, and an operator clearly observes the operation condition in the closed cover body through the window,
the front surface of the closed cover body is provided with a side-pull type gate, the back surface of the closed cover body is provided with a side-by-side door, a frame and a driving device of the metallurgical slag processing vehicle are arranged outside the closed cover body, so that a window is left on the side surface of the closed cover body, a sealed folding window of the closed cover is arranged at a window behind the metallurgical slag processing vehicle, a sealed sliding window is arranged at a window in front of the metallurgical slag processing vehicle, wherein,
the two ends of the sealed folding window of the sealed cover are respectively hinged with the frame of the metallurgical slag processing vehicle and the sealed cover body through hinges, when the metallurgical slag processing vehicle moves forwards, one end of the sealed folding window of the sealed cover is driven, the sealed folding window of the sealed cover gradually extends along with the movement of the metallurgical slag processing vehicle, and the window at the rear part of the metallurgical slag processing vehicle is sealed,
one end of the sealed sliding window is hinged with the metallurgical slag processing vehicle and moves back and forth along with the metallurgical slag processing vehicle.
2. The closed hood of the metallurgical slag processing device according to claim 1, wherein the closed hood sealing hinge window is composed of a plurality of layers of steel plates, two steel plates at two ends of the closed hood sealing hinge window are half smaller than the middle steel plate and are respectively hinged with a frame of the metallurgical slag processing vehicle and a hood body of the closed hood through hinges, two sides of each steel plate are provided with hinges, and two adjacent steel plates are hinged together through the hinges; the center of the steel plate is provided with a pin shaft, and the folding window is restrained to move on a straight line through the pin shaft.
3. The metallurgical slag treatment apparatus of claim 1, wherein the containment hood body is a square structure with front and rear corners of the containment hood body being beveled.
4. The metallurgical slag treatment apparatus enclosure of claim 1, wherein insulation is applied to the walls of the enclosure.
5. The metallurgical slag handling device enclosure of claim 1, wherein the side-pull gate is driven by an upper monorail trolley.
6. A closure for a metallurgical slag handling device according to claim 1, wherein the closure seals the sliding window by means of an inner sliding window and an outer sliding window.
7. A closed hood for a metallurgical slag treatment plant according to claim 6, wherein the upper and lower ends of the inner and outer sliding windows are U-shaped, the inner edge of the outer side sliding window body is matched with the outer edge of the inner side sliding window body, so that the inner side window body and the outer side window body are nested together and slide relatively, one end of the outer sliding window body is hinged with the metallurgical slag processing vehicle and moves back and forth along with the metallurgical slag processing vehicle, the inner side sliding window body is supported on a guide wheel on the side surface of the closed cover body, the upper part of the front end of the inner side sliding window body is provided with a limiting block, the limiting position of the inner side sliding window body is limited by a stop block on the side surface of the closed cover body, when the metallurgical slag processing vehicle moves back and forth, the outer side sliding window body moves along with the processing vehicle, and the inner side sliding window body moves together with the outer side sliding window body or moves relative to the outer side sliding window body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120790507.7U CN215906228U (en) | 2021-04-17 | 2021-04-17 | Closed cover of metallurgical slag treatment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120790507.7U CN215906228U (en) | 2021-04-17 | 2021-04-17 | Closed cover of metallurgical slag treatment device |
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| CN215906228U true CN215906228U (en) | 2022-02-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115505655A (en) * | 2022-09-29 | 2022-12-23 | 一重集团大连工程技术有限公司 | Thermal state steel slag crushing equipment and thermal braising treatment system |
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2021
- 2021-04-17 CN CN202120790507.7U patent/CN215906228U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115505655A (en) * | 2022-09-29 | 2022-12-23 | 一重集团大连工程技术有限公司 | Thermal state steel slag crushing equipment and thermal braising treatment system |
| CN115505655B (en) * | 2022-09-29 | 2024-04-30 | 一重集团大连工程技术有限公司 | Thermal state slag crushing equipment and thermal stewing system |
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