CN117433296A - Flattening device for sintering machine and sintering machine - Google Patents
Flattening device for sintering machine and sintering machine Download PDFInfo
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- CN117433296A CN117433296A CN202210826979.2A CN202210826979A CN117433296A CN 117433296 A CN117433296 A CN 117433296A CN 202210826979 A CN202210826979 A CN 202210826979A CN 117433296 A CN117433296 A CN 117433296A
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- 238000005245 sintering Methods 0.000 title claims abstract description 155
- 239000000463 material Substances 0.000 claims abstract description 176
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 229920001971 elastomer Polymers 0.000 claims description 27
- 210000000481 breast Anatomy 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 18
- 238000003825 pressing Methods 0.000 abstract description 13
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000005056 compaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B21/00—Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/04—Sintering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention provides a flattening device for a sintering machine and the sintering machine, which comprise a mounting platform, two side flattening devices and at least one middle flattening device, wherein the mounting platform is arranged right above a bottom plate of a sintering machine trolley, the middle flattening devices are arranged along the width direction of the sintering machine trolley, each side flattening device comprises a first position adjusting mechanism and side flattening plates, the side flattening plates are arranged close to the inner sides of side plates of the sintering machine trolley, the top of each side flattening plate is fixedly connected with a first driving end of the first position adjusting mechanism, each middle flattening device comprises a second position adjusting mechanism and a middle flattening plate, the middle flattening plates are arranged on the inner sides of the side flattening plates side by side, and the top of each middle flattening plate is fixedly connected with a second driving end of the second position adjusting mechanism. The invention can effectively inhibit the edge effect of the sintering machine trolley, improve the material layer thickness, reduce the energy consumption, improve the quality of the sintering ore, realize the functions of pressing and leveling, and conveniently adjust the height of the sintering material surface.
Description
Technical Field
The invention relates to the technical field of sintering machines, in particular to a flattening device for a sintering machine and the sintering machine.
Background
The material flattening and pressing device of the sintering machine is one of the equipment which cannot be omitted by the sintering machine, raw materials are uniformly distributed on a trolley of the sintering machine through a round roller feeder and a nine roller distributor, and the material flattening and pressing device is arranged between an igniter and the nine roller distributor, so that the material feeding surface of the trolley can be leveled and the air permeability of the raw materials can be adjusted through adjusting the material flattening and pressing device.
At present, a commonly used flat material pressing device is generally provided with four independent mechanisms transversely arranged along a trolley, a hook is hung on a fixed shaft above the mechanism, the flat material pressing device can swing up and down along with the height change of a material layer, and a flat material pressing plate can appropriately increase and decrease a counterweight according to the material change.
The mode can only play the effect of leveling the material surface, and can cause local accumulation of the material surface, so that the vertical sintering speed on the same section in the sintering process is affected, and in the process of leveling and pressing materials, redundant materials can be accumulated on two sides of a trolley breast board to form dead angles, so that an edge effect is caused, the edge materials are not subjected to shaping compaction, the edge materials are not thoroughly burned, the sintering end point is fluctuated, the section of a tail is not uniform, and the quality of sintered mineral products is affected. Moreover, due to the existence of the edge effect, the distribution amount of the existing sintering machine trolley cannot be higher than the height of the trolley breast board, and the distribution amount of materials is lower. In addition, the flat material plate cannot move up and down, and when the original air permeability of the material layer is changed, the thickness of the material layer is difficult to adjust by adjusting the height of the flat material plate, and the output of the sintering machine is greatly influenced.
In view of the above, it is necessary to provide a flattening device for a sintering machine and a sintering machine, which solve or at least alleviate the above-mentioned drawbacks.
Disclosure of Invention
The invention mainly aims to provide a flattening device for a sintering machine and the sintering machine, which are used for solving the problem that flattening and pressing of a trolley of the sintering machine are difficult to realize simultaneously in the prior art.
In order to achieve the above purpose, the invention provides a flattening device for a sintering machine, which comprises a mounting platform, two edge flattening devices and at least one middle flattening device, wherein the mounting platform is arranged right above a bottom plate of a sintering machine trolley; wherein,
the mounting platform extends along the width direction of the sintering machine trolley, and the bottom of the mounting platform is fixedly connected with the sintering machine framework; the two edge flattening devices are symmetrically arranged on two sides of the sintering machine trolley, and each edge flattening device comprises a first position adjusting mechanism and an edge flattening plate;
the first position adjusting mechanism comprises a first fixed end and a first driving end which are oppositely arranged, and the first fixed end is fixedly connected with the mounting platform; the side flattening material plate is arranged close to the inner side of the breast board of the sintering machine trolley, the top of the side flattening material plate is fixedly connected with the first driving end, and the first driving end drives the side flattening material plate to move vertically so that the distance between the side flattening material plate and the bottom board of the sintering machine trolley is adjustable;
each middle material flattening device comprises a second position adjusting mechanism and a middle material flattening plate; the second position adjusting mechanism comprises a second fixed end and a second driving end which are oppositely arranged, and the second fixed end is fixedly connected with the mounting platform; the middle part flat material plate is arranged on the inner side of the side part flat material plate side by side, the top of the middle part flat material plate is fixedly connected with the second driving end, and the second driving end drives the middle part flat material plate to move vertically so that the distance between the middle part flat material plate and the bottom plate of the sintering machine trolley is adjustable.
Preferably, the first position adjusting mechanism comprises a first base, a first manual screw lifter and a first connecting rod; wherein,
the first base is fixed at the top of the mounting platform, a first through hole for the first manual screw lifter to penetrate is formed in the mounting platform, and the first manual screw lifter penetrates through the first through hole and extends downwards to the bottom of the mounting platform; the first connecting rod is fixed at the bottom of the first manual spiral lifter, and extends downwards vertically to be connected with the edge flattening material plate.
Preferably, the second position adjusting mechanism comprises a second base, a second manual screw lifter and a second connecting rod; wherein,
the second base is fixed at the top of the mounting platform, a second through hole for the second manual screw lifter to penetrate is formed in the mounting platform, and the second manual screw lifter penetrates through the second through hole and extends downwards to the bottom of the mounting platform; the second connecting rod is fixed at the bottom of the second manual spiral lifter, and the second connecting rod extends downwards vertically and is connected with the middle flat material plate.
Preferably, the first position adjusting mechanism further comprises at least one first limiting seat vertically arranged; the first limiting seat is arranged between the mounting platform and the edge flattening material plate and comprises a first connecting part and a first limiting part which are oppositely arranged;
the first connecting part is fixedly connected with the sintering machine framework, a first limiting hole for the first connecting rod to penetrate is formed in the first limiting part, and the first connecting rod is connected with the edge flattening material plate by penetrating the first limiting hole;
and/or the number of the groups of groups,
the second position adjusting mechanism further comprises at least one second limiting seat which is vertically arranged; the second limiting seat is arranged between the mounting platform and the middle material flattening plate and comprises a second connecting part and a second limiting part which are oppositely arranged; wherein,
the second connecting portion is fixedly connected with the sintering machine framework, a second limiting hole for the second connecting rod to penetrate through is formed in the second limiting portion, and the second connecting rod is connected with the middle flat material plate by penetrating through the second limiting hole.
Preferably, the edge flattening material plates comprise a first flattening material plate and a second flattening material plate which are arranged at an included angle; wherein,
the first flattening material plate is fixed at the bottom of the first connecting rod and comprises a first horizontal section and a first inclined section which are sequentially connected along the running direction of the sintering machine trolley; wherein the first horizontal section is parallel to the bottom plate of the sintering pallet, and the first inclined section extends obliquely upwards from the first horizontal section;
the second flattening material plates are spliced on the outer side of the first flattening material plates side by side and extend downwards to the inner side of the breast board of the sintering machine trolley in an inclined mode, and each second flattening material plate comprises a second horizontal section, an arc-shaped transition section and a second inclined section which are connected in sequence; the second horizontal section is spliced on the outer side of the first horizontal section side by side and extends obliquely downwards to the inner side of a breast board of the sintering machine trolley; the second inclined section is spliced on the outer side of the first inclined section and extends obliquely downwards to the inner side of the breast board of the sintering machine trolley; the arc-shaped transition section is connected between the second horizontal section and the second inclined section.
Preferably, the first flattening material plate further comprises a plurality of first wear-resistant pieces which are fixed at the bottom of the first horizontal section and are in cuboid shapes, each first wear-resistant piece extends along the length direction of the first horizontal section, and the plurality of first wear-resistant pieces are distributed at intervals along the width direction of the first horizontal section.
Preferably, the middle flat material plate comprises a flat material plate body, a connecting steel pipe, a second wear-resistant piece and a third wear-resistant piece in a U shape; wherein,
the flat material plate body is cuboid; the top of the flat material plate body is downwards sunken with an installation chamber; the connecting steel pipe extending along the vertical direction is fixed in the mounting chamber, and the bottom of the second connecting rod is fixedly connected with the connecting steel pipe;
the third wear-resisting parts are circumferentially fixed on the outer side of the material flattening plate body, the number of the second wear-resisting parts is multiple, each second wear-resisting part is fixed on the bottom of the third wear-resisting part, each third wear-resisting part is parallel to the first wear-resisting part, and the second wear-resisting parts are distributed at intervals along the width direction of the sintering machine trolley.
Preferably, the sintering machine trolley further comprises two side material blocking devices, wherein the two side material blocking devices are symmetrically arranged on two sides of the sintering machine trolley, and each side material blocking device is arranged on the outer side of the side material blocking device and above a breast board of the sintering machine trolley; each side material blocking device comprises a connecting bracket, a baffle and a sealing rubber plate which are sequentially connected from top to bottom; wherein,
the connecting bracket is L-shaped and comprises a first end and a second end which are oppositely arranged; wherein,
the first end is fixedly connected with the framework of the sintering machine, and the second end is downwards overhanging from the first end; the upper end of the baffle is fixedly connected with the second end, and the lower end of the baffle is arranged in a downward overhanging manner; the upper end of the sealing rubber plate is fixedly connected with the lower end of the baffle plate, and a preset interval distance is reserved between the lower end of the sealing rubber plate and the top of the breast board of the sintering machine trolley.
Preferably, the sealing rubber plate is provided with a plurality of kidney-shaped holes which are distributed along the length direction of the sintering machine trolley; the sealing rubber plate is fixedly connected with the baffle through the waist-shaped hole.
The invention also provides a sintering machine, which comprises a sintering machine body and the flattening device for the sintering machine.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a flattening device for a sintering machine and the sintering machine, wherein the flattening device runs forwards along with a sintering machine trolley, materials borne on the sintering machine trolley are contacted with a middle flattening plate and a side flattening plate, the materials in the middle are flattened due to the effect of the middle flattening plate, the materials at the sides of the sintering machine trolley are flattened through the flattening effect of the side flattening plate, the compaction degree of the materials at the sides is improved, the edge effect of the sintering machine trolley is effectively restrained, the thickness of a material layer can be improved, the energy consumption is reduced, and the quality of sintered ores is improved. By arranging the first position adjusting mechanism and the second position adjusting mechanism, the height of the sintering material surface can be conveniently adjusted. Through setting up middle part flat flitch and limit portion flat flitch side by side, realize carrying out flat material and swager function simultaneously to the material of sintering machine platform truck.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an application scenario diagram of an overall architecture in one embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along the direction N-N in FIG. 1;
FIG. 4 is a schematic cross-sectional view along the direction M-M in FIG. 1;
FIG. 5 is a schematic view of a side dam assembly according to one embodiment of the present invention;
FIG. 6 is a schematic view of a middle flat panel according to an embodiment of the present invention;
FIG. 7 is a schematic view of a middle flat panel from another perspective in accordance with one embodiment of the present invention;
FIG. 8 is a schematic view of a structure of an edge flattening sheet in accordance with an embodiment of the present invention;
FIG. 9 is a schematic view of a side flattening sheet from another perspective in accordance with one embodiment of the present invention;
FIG. 10 is a schematic view of a flattened edge panel from another perspective in accordance with an embodiment of the present invention;
FIG. 11 is a schematic structural view of a sealing rubber plate in an embodiment of the invention;
FIG. 12 is a schematic view showing the structure of a connecting bracket according to an embodiment of the present invention;
FIG. 13 is a schematic view illustrating a structure of a first limiting seat according to an embodiment of the present invention;
fig. 14 is a distribution effect diagram of a sintering pallet in an embodiment of the invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Reference numerals illustrate:
10. a sintering machine framework; 20. sintering machine trolley; 210. a breast board; 220. a material; 30. a mounting platform; 40. a side flattening device; 410. a first position adjustment mechanism; 411. a first base; 412. a first manual screw elevator; 413. a first connecting rod; 414. the first limiting seat; 4141. a steel pipe; 4142. a first connection plate; 4143. a second connecting plate; 420. flattening the material plate at the edge; 421. a first flattening material plate; 4211. a first horizontal segment; 4212. a first sloped section; 422. a second flattening material plate; 4221. a second horizontal segment; 4222. an arc-shaped transition section; 4223. a second sloped section; 423. a first wear member;
50. a middle material flattening device; 510. a second position adjustment mechanism; 511. a second base; 512. a second manual screw elevator; 513. a second connecting rod; 514. the second limiting seat; 520. a middle material flattening plate; 521. a flat plate body; 522. connecting steel pipes; 523. a second wear member; 524. a third wear part; 60. a side dam device; 610. a connecting bracket; 611. a first end; 612. a second end; 620. a baffle; 630. sealing the rubber plate; 640. kidney-shaped holes.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can realize the technical solutions, and when the combination of the technical solutions 1 contradicts or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Referring to fig. 1-14, a flattening device for a sintering machine according to an embodiment of the present invention includes a mounting platform 30 disposed right above a bottom plate of a sintering machine trolley 20, two edge flattening devices 40, and at least one middle flattening device 50 arranged along a width direction of the sintering machine trolley 20; the mounting platform 30 extends along the width direction of the sintering pallet 20, and the bottom of the mounting platform 30 is fixedly connected with the sintering framework 10. Specifically, the mounting platform 30 in the present application is configured to provide mounting support positions for the edge flattening device 40 and the middle flattening device 50, and can facilitate the operator to stand on the mounting platform 30 for operation, maintenance, and the like. The mounting platform 30 spans right above the sintering pallet 20 and is higher than the fence 210 of the sintering pallet 20 by a preset height, and the fixing connection manner of the mounting platform 30 and the sintering framework 10 includes, but is not limited to, welding, bolting or integral forming, and can be set by those skilled in the art according to actual needs. In addition, the number of the middle material leveling devices 50 can be set according to actual needs, and can be one or more, and can be set according to actual needs by a person skilled in the art.
The two edge flattening devices 40 are symmetrically disposed on two sides of the sintering pallet 20, and each edge flattening device 40 includes a first position adjusting mechanism 410 and an edge flattening plate 420. Wherein the first position adjusting mechanism 410 is used for adjusting the vertical height of the edge flattening material plate 420, so as to control the forming height of the final material 220; the edge flattening material plate 420 is used for flattening the edge material 220 of the sintering pallet 20.
The first position adjusting mechanism 410 includes a first fixed end (not labeled in the drawing) and a first driving end (not labeled in the drawing) which are disposed opposite to each other, and the first fixed end is fixedly connected to the mounting platform 30. In detail, the first position adjusting mechanism 410 may be a manual screw lifter, or may be any other mechanism/device capable of performing a lifting function of the edge flattening sheet 420, such as an electric push rod, an electro-hydraulic push rod, a hydraulic cylinder, a lifter, etc., which are conventional choices for those skilled in the art, and can be applied to the device according to actual needs to perform lifting of the edge flattening sheet 420, and considering implementation costs, and in production, since the edge flattening sheet 420 is affected by high temperature near the ignition furnace, in a preferred embodiment, the first position adjusting mechanism 410 is a manual screw lifter, and performs only vertical linear motion, not rotational motion, and specifically, the first manual screw lifter 412 includes a hand wheel (not labeled in the drawings), a mounting seat (not labeled in the drawings), and a vertically movable screw (not labeled in the drawings), which is a well known technology of those skilled in the art and will not be repeated herein. The mount pad with mounting platform 30 fixed connection, when using, the staff stands on mounting platform 30, through rotating the hand wheel of first position adjustment mechanism 410, thereby drives the lead screw is along vertical movement, thereby drives the material board 420 reciprocates is flattened to the limit, and then adjusts the final fashioned height of material 220 on the sintering machine platform truck 20.
The side flattening material plate 420 is arranged close to the inner side of the breast board 210 of the sintering pallet 20, the top of the side flattening material plate 420 is fixedly connected with the first driving end, and the first driving end drives the side flattening material plate 420 to move vertically, so that the distance between the side flattening material plate 420 and the bottom plate of the sintering pallet 20 is adjustable. The edge flattening plate 420 is disposed near the inner side of the breast board 210 of the sintering pallet 20, and is used for flattening the edge material 220 of the sintering pallet 20.
Each middle material leveling device 50 comprises a second position adjusting mechanism 510 and a middle material leveling plate 520; the second position adjusting mechanism 510 includes a second fixed end and a second driving end that are disposed opposite to each other, and the second fixed end is fixedly connected with the mounting platform 30; the middle flat material plate 520 is arranged on the inner side of the side flattening material plate 420 side by side, the top of the middle flat material plate 520 is fixedly connected with the second driving end, and the second driving end drives the middle flat material plate 520 to move vertically, so that the distance between the middle flat material plate 520 and the bottom plate of the sintering machine trolley 20 is adjustable.
In detail, the middle leveling device 50 is configured to perform leveling treatment on the material 220 in the middle of the sintering pallet 20, where the second position adjusting mechanism 510 may be selected to have the same structure as the first position adjusting mechanism 410, or may be selected to have other structures for lifting the height of the middle leveling plate 520. It should be noted that the middle flat plate 520 is disposed on the inner side of the side flat plate 420 side by side, and the heights of the middle flat plate 520 and the side flat plate 420 may be set to be uniform or non-uniform, for example, to increase productivity, the height of the middle flat plate 520 may be set to be higher than that of the side flat plate 420. In order to facilitate smooth adjustment of the vertical height positions of the side flattening material plate 420 and the middle flattening material plate 520, a certain interval distance is reserved between the middle flattening material plate 520 and the side flattening material plate 420, and the interval distance can be set according to actual needs of those skilled in the art, which is not described herein.
During operation, as the sintering pallet 20 continuously moves forward, the material 220 carried on the sintering pallet 20 is provided to contact the middle flat material plate 520 and the side flat material plate 420, the material 220 in the middle is flattened due to the effect of the middle flat material plate 520, the side material 220 of the sintering pallet 20 is flattened through the flattening effect of the side flat material plate 420, the compaction degree of the side material 220 is improved, and a further specific embodiment is provided later, so that the edge effect of the sintering pallet 20 is effectively inhibited, the material layer thickness can be improved, the energy consumption is reduced, and the quality of the sintered ore is improved. By arranging the first position adjusting mechanism 410 and the second position adjusting mechanism 510, the height of the sintering material level can be conveniently adjusted, and by arranging the middle flat material plate 520 and the side flat material plates 420 side by side, the material 220 of the sintering pallet 20 can be subjected to material flattening and pressing simultaneously.
As a preferred embodiment of the present invention, the first position adjusting mechanism 410 includes a first base 411, a first manual screw lifter 412, and a first connecting rod 413; the first base 411 is fixed on the top of the mounting platform 30, a first through hole (not labeled in the figure) is formed in the mounting platform 30 for the first manual screw lifter 412 to penetrate, and the first manual screw lifter 412 extends downwards to the bottom of the mounting platform 30 through penetrating the first through hole; the first connecting rod 413 is fixed at the bottom of the first manual screw lifter 412, and the first connecting rod 413 extends vertically downward to be connected with the edge flattening material plate 420.
The structural design is characterized in that: the structure is simple, the site installation and maintenance replacement are convenient, and the first spiral lifter can be conveniently and rapidly replaced when the first spiral lifter breaks down or the edge flattening material plate 420 is worn and needs to be replaced. And the screw lifter can bear a certain high temperature (less than 100 ℃) through manual adjustment, and is reliable and convenient, low in cost and maintenance-free.
As another preferred embodiment of the present invention, the second position adjustment mechanism 510 includes a second base 511, a second manual screw lifter 512, and a second connection rod 513; wherein,
the second base 511 is fixed on the top of the mounting platform 30, a second through hole (not labeled in the figure) is formed in the mounting platform 30 for the second manual screw lifter 512 to penetrate, and the second manual screw lifter 512 penetrates through the second through hole and extends downward to the bottom of the mounting platform 30; the second connecting rod 513 is fixed to the bottom of the second manual screw lifter 512, and the second connecting rod 513 extends vertically downward to be connected to the middle flat plate 520.
The structural design is characterized in that: the structure is simple, the site installation and maintenance replacement are convenient, and the second spiral lifter can be conveniently and rapidly replaced when the second spiral lifter breaks down or the middle flat material plate 520 is worn and needs to be replaced. And the screw lifter can bear a certain high temperature (less than 100 ℃) through manual adjustment, and is reliable and convenient, low in cost and maintenance-free.
As a preferred embodiment, the first position adjustment mechanism 410 further includes at least one first limiting seat 414 vertically arranged; the first limiting seat 414 is disposed between the mounting platform 30 and the edge flattening plate 420, and the first limiting seat 414 includes a first connecting portion (not labeled in the figure) and a first limiting portion (not labeled in the figure) that are disposed opposite to each other; the first connecting portion is fixedly connected with the sintering machine framework 10, a first limiting hole (not labeled in the figure) for the first connecting rod 413 to penetrate is formed in the first limiting portion, and the first connecting rod 413 is connected with the edge flattening material plate 420 by penetrating the first limiting hole;
and/or the number of the groups of groups,
the second position adjustment mechanism 510 further includes at least one second limiting seat 514 vertically arranged; the second limiting seat 514 is disposed between the mounting platform 30 and the middle material flattening plate 520, and the second limiting seat 514 includes a second connecting portion (not labeled in the figure) and a second limiting portion (not labeled in the figure) that are disposed opposite to each other; the second connecting portion is fixedly connected with the sintering machine framework 10, a second limiting hole (not labeled in the drawing) through which the second connecting rod 513 penetrates is formed in the second limiting portion, and the second connecting rod 513 is connected with the edge flattening material plate 420 by penetrating through the second limiting hole.
In this embodiment, in order to prevent the first connecting rod 413 from swinging greatly after the material 220 contacts the edge flattening plate 420 due to the fact that the vertical lengths of the first manual screw lifter 412 and the first connecting rod 413 are longer, in this embodiment, the first connecting portion is fixedly connected with the sintering machine framework 10 by arranging at least one first limiting seat 414 vertically arranged, a first limiting hole through which the first connecting rod 413 penetrates is formed in the first limiting portion, the first limiting hole vertically penetrates, the first connecting rod 413 is connected with the edge flattening plate 420 by penetrating through the first limiting hole, and the first connecting rod 413 can be limited to displace in the radial direction while ensuring that the first connecting rod 413 can smoothly move along the first limiting hole, thereby playing a role in limiting.
In a specific embodiment, the first limiting seat 414 includes a steel tube 4141, a second connecting plate 4143, and two first connecting plates 4142; wherein the steel pipe 4141 is sleeved on the outer surface of the first connecting rod 413; the second connecting plate 4143 is fixedly connected with the sintering machine framework 10; the two first connecting plates 4142 are arranged in parallel and at intervals; the first connection plate 4142 is connected between the steel pipe 4141 and the second connection plate 4143. In this way, the first limiting seat 414 can be ensured to be stable and reliable, the first connecting rod 413 is effectively limited to swing in a large range, and the normal operation of the first position adjusting mechanism 410 is ensured. It can be appreciated that the number of the first limiting seats 414 may be set according to actual needs, and may be one or more.
In addition, a second limiting seat 514 having a limiting function can be also disposed between the mounting platform 30 and the middle material flattening plate 520, and the structure of the second limiting seat 514 may be set to be identical to that of the first limiting seat 414, which is not described herein.
Further, referring to fig. 8-10, the edge flattening sheet 420 includes a first flattening sheet 421 and a second flattening sheet 422 disposed at an included angle; wherein, it should be noted that the included angle is an acute angle.
The first flattening material plate 421 is fixed at the bottom of the first connecting rod 413, and the first flattening material plate 421 includes a first horizontal section 4211 and a first inclined section 4212 sequentially connected along the running direction of the sintering pallet 20; wherein the first horizontal segment 4211 is disposed parallel to the bottom plate of the sintering pallet 20, and the first inclined segment 4212 extends obliquely upward from the first horizontal segment 4211;
the second flattening material plates 422 are spliced on the outer sides of the first flattening material plates 421 side by side and extend obliquely downwards to the inner sides of the breast plates 210 of the sintering pallet 20, and the second flattening material plates 422 comprise a second horizontal section 4221, an arc-shaped transition section 4222 and a second inclined section 4223 which are sequentially connected; the second horizontal segment 4221 is spliced on the outer side of the first horizontal segment 4211 side by side and extends obliquely downwards to the inner side of the breast board 210 of the sintering pallet 20; the second inclined section 4223 is spliced at the outer side of the first inclined section 4212 and extends obliquely downwards to the inner side of the breast board 210 of the sintering pallet 20; the arcuate transition 4222 is engaged between the second horizontal 4221 and the second sloped 4223.
In detail, the present embodiment takes into account the ubiquitous trolley edge effect of the sintering machine trolley 20: the sintering machine trolley 20 edge is loose due to the occurrence of the material 220, the porosity is large, the material 220 is contracted in the sintering process and separated from the trolley blocking plate to form edges, so that the edge resistance in the sintering process is small, the wind speed is obviously increased, an edge effect is formed, the conditions of insufficient edge ignition temperature, too fast cooling and even occurrence of raw materials are easily caused in the production process, and the return ore quantity is increased. Meanwhile, the sintering negative pressure is not increased, and the feeding amount is affected, so that the improvement of the production and quality is not facilitated.
Based on this, in the embodiment of the present invention, the edge flattening material plate 420 includes a first flattening material plate 421 and a second flattening material plate 422 that are disposed at an included angle, and through forces in different directions, the situation of pressing down is similar to that of opening with two hands, so that the edge pressing function is greatly improved, the edge effect of the trolley can be effectively suppressed, the adjustment is convenient, the step cloth can be realized through multiple groups of adjustment devices, the two sides can receive materials, and the middle material 220 can be higher than the trolley fence 210. The function of improving the material level of the sintering trolley can be realized.
Specifically, the first flattening material plate 421 is fixed to the bottom of the first connecting rod 413, and the first flattening material plate 421 includes a first horizontal section 4211 and a first inclined section 4212 that are sequentially connected along the running direction of the sintering pallet 20; the first horizontal segment 4211 is disposed parallel to the bottom plate of the sintering pallet 20, and the first inclined segment 4212 extends obliquely upward from the first horizontal segment 4211.
It should be noted that, in operation, along the running direction of the sintering pallet 20, the material 220 first contacts the first inclined section 4212, at this time, due to the self-inclined structure of the first inclined section 4212, due to the inclination angle, after the material 220 contacts the first inclined section 4212, the first inclined section 4212 gives the material 220 a reaction force, and as the sintering pallet 20 continuously moves forward, the material 220 is extruded, and gradually, after the material 220 runs to the first horizontal section 4211, the pressure gradually decreases, so as to achieve the conversion from pressing to flattening. By adopting the stepped material distribution mode, the edge effect of the sintering pallet 20 can be effectively restrained, the compaction degree of the material 220 can be greatly improved, the middle material 220 can be higher than the pallet breast board 210, and the function of improving the material level of the sintering pallet can be realized.
In addition, the second flattening sheet 422 is spliced side by side on the outer side of the first flattening sheet 421 and extends obliquely downward to the inner side of the breast board 210 of the sintering pallet 20, the second flattening sheet 422 includes a second horizontal section 4221, an arc-shaped transition section 4222 and a second inclined section 4223 which are sequentially connected, and the second flattening sheet 422 can raise the pressure of the other side angle, so, by using the first flattening sheet 421 and the second flattening sheet 422 in combination, since the first flattening sheet 421 and the second flattening sheet 422 provide the effect of raising the pressure on the side from multiple directions, for example, the acting force direction of the first flattening sheet 421 is along the vertical direction, and the acting force direction of the second flattening sheet 422 is along the side direction, thereby greatly raising the compaction degree of the side material 220, and being capable of distributing the distributing effect as shown in fig. 14, which cannot be or is difficult to achieve in the prior art.
As a preferred embodiment, the first flattening plate 421 further includes a plurality of first wear-resistant members 423 fixed to the bottom of the first horizontal segment 4211 and having a rectangular parallelepiped shape, each of the first wear-resistant members 423 extends along the length direction of the first horizontal segment 4211, and the plurality of first wear-resistant members 423 are arranged at intervals along the width direction of the first horizontal segment 4211.
It should be noted that, in order to further improve the service life and improve the air permeability of the material surface, so as to make the quality of the sintered ore better, in this embodiment, a plurality of first wear-resistant pieces 423 are disposed at the bottom of the first horizontal segment 4211, and each first wear-resistant piece 423 extends along the length direction of the first horizontal segment 4211, and a plurality of first wear-resistant pieces 423 are arranged at intervals along the width direction of the first horizontal segment 4211. This enables a plurality of grooves extending in the length direction of the first horizontal segment 4211 to be formed between the plurality of first wear members 423. In addition, the first wear-resistant member 423 and the first horizontal section 4211 may be welded, detachably connected, or integrally formed, and in a preferred embodiment, the first wear-resistant member 423 may be conveniently replaced by detachably connecting. The first wear-resistant member 423 is preferably made of high Cr cast iron.
Further, the middle flat plate 520 includes a flat plate body 521, a connecting steel pipe 522, a second wear part 523, and a third wear part 524 having a U shape; wherein the flat plate body 521 is in a rectangular parallelepiped shape; the top of the flat plate body 521 is recessed downwards with an installation chamber (not labeled in the figure); the connecting steel pipe 522 extending along the vertical direction is fixed in the installation chamber, and the bottom of the second connecting rod 513 is fixedly connected with the connecting steel pipe 522;
the third wear-resistant pieces 524 are circumferentially fixed on the outer side of the flat plate body 521, the number of the second wear-resistant pieces 523 is multiple, each second wear-resistant piece 523 is fixed on the bottom of the third wear-resistant piece 524, each third wear-resistant piece 524 is parallel to the first wear-resistant piece 423, and the multiple third wear-resistant pieces 524 are arranged at intervals along the width direction of the sintering pallet 20.
In this embodiment, the top of the flat plate body 521 is recessed with an installation chamber; the connecting steel pipe 522 extending along the vertical direction is fixed in the installation chamber, and the bottom of the second connecting rod 513 is fixedly connected with the connecting steel pipe 522; the second connecting rod 513 and the plate body 521 can be connected, the second connecting rod 513 extends into the connecting steel pipe 522, and then the connecting steel pipe 522 and the second connecting rod 513 are fixedly connected, so that the stress area of the connecting part can be increased, and the stability of connection can be improved. The second wear-resistant member 523 and the third wear-resistant member 524 are preferably made of high Cr cast iron.
As a preferred embodiment, the sintering machine trolley further comprises two side material blocking devices 60, wherein the two side material blocking devices 60 are symmetrically arranged at two sides of the sintering machine trolley 20, and each side material blocking device 60 is arranged at the outer side of the side material blocking device 60 and above a baffle plate 210 of the sintering machine trolley 20; each side dam 60 includes a connecting bracket 610, a baffle 620 and a sealing rubber plate 630 sequentially connected from top to bottom; wherein,
the connecting bracket 610 is L-shaped and includes a first end 611 and a second end 612 disposed opposite to each other; the first end 611 is fixedly connected with the sintering machine framework 10, and the second end 612 is arranged to be overhanging downwards from the first end 611; the upper end of the baffle 620 is fixedly connected with the second end 612, and the lower end of the baffle 620 is arranged in a cantilever manner; the upper end of the sealing rubber plate 630 is fixedly connected with the lower end of the baffle 620, and a preset interval distance is provided between the lower end of the sealing rubber plate 630 and the top of the breast board 210 of the sintering pallet 20.
In detail, the embodiment of the present invention is to provide two side dam devices 60, wherein the rubber sheet material may be a heat-resistant rubber sheet such as silicone rubber, fluororubber, etc. Waist-shaped holes 640 are formed in the rubber plate, so that the rubber plate is convenient to install and adjust in height, and is convenient to adjust downwards when a small amount of damage or leakage occurs at the contact part, and the rubber plate plays a role in sealing and prolonging the service life. The baffle 620 plays a role of blocking materials, prevents the materials 220 from overflowing out of the trolley baffle 210 during material leveling, and reduces site environmental pollution, dust emission and the like.
The lower end of the sealing rubber plate 630 and the top of the breast board 210 of the sintering pallet 20 have a preset interval therebetween, so as to adapt to abnormal conditions such as arching and deviation of the sintering pallet, prevent hard contact between the baffle 620 and the breast board 210 of the sintering pallet 20, and realize soft contact by providing the sealing rubber plate 630.
Further, the sealing rubber plate 630 is provided with a plurality of kidney-shaped holes 640 arranged along the length direction of the sintering pallet 20; the sealing rubber plate 630 is fixedly connected with the baffle 620 by penetrating the kidney-shaped hole 640. By providing the plurality of kidney-shaped holes 640 on the sealing rubber plate 630, it is convenient to adjust the relative positional relationship between the sealing rubber plate 630 and the baffle 620, thereby ensuring the sealing effect between the sealing rubber plate 630 and the breast board 210 of the sintering pallet 20.
The invention also provides a sintering machine, which comprises a sintering machine body and the flattening device for the sintering machine.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (10)
1. The flattening device for the sintering machine is characterized by comprising a mounting platform, two edge flattening devices and at least one middle flattening device, wherein the mounting platform is arranged right above a bottom plate of a sintering machine trolley; wherein,
the mounting platform extends along the width direction of the sintering machine trolley, and the bottom of the mounting platform is fixedly connected with the sintering machine framework; the two edge flattening devices are symmetrically arranged on two sides of the sintering machine trolley, and each edge flattening device comprises a first position adjusting mechanism and an edge flattening plate;
the first position adjusting mechanism comprises a first fixed end and a first driving end which are oppositely arranged, and the first fixed end is fixedly connected with the mounting platform; the side flattening material plate is arranged close to the inner side of the breast board of the sintering machine trolley, the top of the side flattening material plate is fixedly connected with the first driving end, and the first driving end drives the side flattening material plate to move vertically so that the distance between the side flattening material plate and the bottom board of the sintering machine trolley is adjustable;
each middle material flattening device comprises a second position adjusting mechanism and a middle material flattening plate; the second position adjusting mechanism comprises a second fixed end and a second driving end which are oppositely arranged, and the second fixed end is fixedly connected with the mounting platform; the middle part flat material plate is arranged on the inner side of the side part flat material plate side by side, the top of the middle part flat material plate is fixedly connected with the second driving end, and the second driving end drives the middle part flat material plate to move vertically so that the distance between the middle part flat material plate and the bottom plate of the sintering machine trolley is adjustable.
2. The flattening apparatus for a sintering machine according to claim 1, wherein the first position adjusting mechanism includes a first base, a first manual screw lifter, and a first connecting rod; wherein,
the first base is fixed at the top of the mounting platform, a first through hole for the first manual screw lifter to penetrate is formed in the mounting platform, and the first manual screw lifter penetrates through the first through hole and extends downwards to the bottom of the mounting platform; the first connecting rod is fixed at the bottom of the first manual spiral lifter, and extends downwards vertically to be connected with the edge flattening material plate.
3. The flattening apparatus for a sintering machine according to claim 2, wherein the second position adjustment mechanism includes a second base, a second manual screw lifter, and a second connecting rod; wherein,
the second base is fixed at the top of the mounting platform, a second through hole for the second manual screw lifter to penetrate is formed in the mounting platform, and the second manual screw lifter penetrates through the second through hole and extends downwards to the bottom of the mounting platform; the second connecting rod is fixed at the bottom of the second manual spiral lifter, and the second connecting rod extends downwards vertically and is connected with the middle flat material plate.
4. The flattening device for a sintering machine according to claim 2, wherein the first position adjustment mechanism further comprises at least one first limiting seat vertically arranged; the first limiting seat is arranged between the mounting platform and the edge flattening material plate and comprises a first connecting part and a first limiting part which are oppositely arranged;
the first connecting part is fixedly connected with the sintering machine framework, a first limiting hole for the first connecting rod to penetrate is formed in the first limiting part, and the first connecting rod is connected with the edge flattening material plate by penetrating the first limiting hole;
and/or the number of the groups of groups,
the second position adjusting mechanism further comprises at least one second limiting seat which is vertically arranged; the second limiting seat is arranged between the mounting platform and the middle material flattening plate and comprises a second connecting part and a second limiting part which are oppositely arranged; wherein,
the second connecting portion is fixedly connected with the sintering machine framework, a second limiting hole for the second connecting rod to penetrate through is formed in the second limiting portion, and the second connecting rod is connected with the middle flat material plate by penetrating through the second limiting hole.
5. The flattening device for a sintering machine according to claim 3, wherein the edge flattening plate includes a first flattening plate and a second flattening plate disposed at an included angle; wherein,
the first flattening material plate is fixed at the bottom of the first connecting rod and comprises a first horizontal section and a first inclined section which are sequentially connected along the running direction of the sintering machine trolley; wherein the first horizontal section is parallel to the bottom plate of the sintering pallet, and the first inclined section extends obliquely upwards from the first horizontal section;
the second flattening material plates are spliced on the outer side of the first flattening material plates side by side and extend downwards to the inner side of the breast board of the sintering machine trolley in an inclined mode, and each second flattening material plate comprises a second horizontal section, an arc-shaped transition section and a second inclined section which are connected in sequence; the second horizontal section is spliced on the outer side of the first horizontal section side by side and extends obliquely downwards to the inner side of a breast board of the sintering machine trolley; the second inclined section is spliced on the outer side of the first inclined section and extends obliquely downwards to the inner side of the breast board of the sintering machine trolley; the arc-shaped transition section is connected between the second horizontal section and the second inclined section.
6. The flattening device for a sintering machine according to claim 5, wherein the first flattening plate further comprises a plurality of first wear-resistant pieces which are fixed to the bottom of the first horizontal section and are in a rectangular parallelepiped shape, each of the first wear-resistant pieces extends in the length direction of the first horizontal section, and the plurality of first wear-resistant pieces are arranged at intervals in the width direction of the first horizontal section.
7. The flattening apparatus for a sintering machine according to claim 3, wherein the middle flattening plate includes a flattening plate body, a connecting steel pipe, a second wear-resistant member, and a third wear-resistant member having a U-shape; wherein,
the flat material plate body is cuboid; the top of the flat material plate body is downwards sunken with an installation chamber; the connecting steel pipe extending along the vertical direction is fixed in the mounting chamber, and the bottom of the second connecting rod is fixedly connected with the connecting steel pipe;
the third wear-resisting parts are circumferentially fixed on the outer side of the material flattening plate body, the number of the second wear-resisting parts is multiple, each second wear-resisting part is fixed on the bottom of the third wear-resisting part, each third wear-resisting part is parallel to the first wear-resisting part, and the second wear-resisting parts are distributed at intervals along the width direction of the sintering machine trolley.
8. The flattening device for a sintering machine according to claim 1, further comprising two side dam devices symmetrically arranged on both sides of the sintering machine trolley, each side dam device being arranged outside the side dam device and above a breast board of the sintering machine trolley; each side material blocking device comprises a connecting bracket, a baffle and a sealing rubber plate which are sequentially connected from top to bottom; wherein,
the connecting bracket is L-shaped and comprises a first end and a second end which are oppositely arranged; the first end is fixedly connected with the sintering machine framework, and the second end is downwards overhanging from the first end; the upper end of the baffle is fixedly connected with the second end, and the lower end of the baffle is arranged in a downward overhanging manner; the upper end of the sealing rubber plate is fixedly connected with the lower end of the baffle plate, and a preset interval distance is reserved between the lower end of the sealing rubber plate and the top of the breast board of the sintering machine trolley.
9. The flattening device for a sintering machine according to claim 8, wherein the sealing rubber plate is provided with a plurality of kidney-shaped holes arranged along the length direction of the sintering machine trolley; the sealing rubber plate is fixedly connected with the baffle through the waist-shaped hole.
10. A sintering machine comprising a sintering machine body, characterized by further comprising a flattening apparatus for a sintering machine according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826979.2A CN117433296A (en) | 2022-07-13 | 2022-07-13 | Flattening device for sintering machine and sintering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826979.2A CN117433296A (en) | 2022-07-13 | 2022-07-13 | Flattening device for sintering machine and sintering machine |
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| Publication Number | Publication Date |
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| CN117433296A true CN117433296A (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210826979.2A Pending CN117433296A (en) | 2022-07-13 | 2022-07-13 | Flattening device for sintering machine and sintering machine |
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| Country | Link |
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| CN (1) | CN117433296A (en) |
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2022
- 2022-07-13 CN CN202210826979.2A patent/CN117433296A/en active Pending
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