CN216898336U - Gas uniform distribution mechanism and sintering device - Google Patents
Gas uniform distribution mechanism and sintering device Download PDFInfo
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- CN216898336U CN216898336U CN202220384540.4U CN202220384540U CN216898336U CN 216898336 U CN216898336 U CN 216898336U CN 202220384540 U CN202220384540 U CN 202220384540U CN 216898336 U CN216898336 U CN 216898336U
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model provides a gas uniform distribution mechanism and a sintering device, and relates to the technical field of sintering equipment, wherein the gas uniform distribution mechanism comprises: a first pipeline; at least one second conduit; the rotating structure is arranged between the first pipeline and the second pipeline, and the second pipeline is rotatably communicated with the first pipeline through the rotating structure; and the gas distribution structure is arranged on the second pipeline, and when the gas distribution structure distributes gas, the second pipeline is pushed to rotate. The gas distribution structure arranged on the second pipeline pushes the second pipeline to rotate, so that gas flow is stirred, gas can be distributed more uniformly, and sintering quality is improved. Sintering device includes aforementioned gaseous equipartition mechanism, through setting up specific gas of equipartition mechanism equipartition can rotate ground, is favorable to improving the quality of sintering deposit.
Description
Technical Field
The utility model relates to the technical field of sintering equipment, in particular to a gas uniform distribution mechanism and a sintering device.
Background
In the sintering production process, lay bed charge and mixture through feeder on the platform truck, utilize the platform truck to transport the material and remove to the sintering station, follow through bellows and the operation of the convulsions of igniteing of some firearm, and then carry out sintering treatment to the material. In the sintering process, in order to improve the sintering effect, a sealing cover can be covered on a trolley of the sintering device, and specific gas, such as: oxygen, water vapor, hydrogen, sintering flue gas, and the like. By exposing the material to specific gas components, it helps to reduce the energy consumption of the sintering process and improve the quality of the sinter. However, when the gas is distributed through the sealing cover, the specific gas conveyed into the sealing cover cannot be rapidly and uniformly diffused, and the phenomenon that the specific gas is not uniformly distributed can be generated, so that the quality of the sintering ore is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects in the prior art, embodiments of the present invention provide a gas uniform distribution mechanism and a sintering apparatus, wherein a second pipeline of the gas uniform distribution mechanism is rotatably disposed in the furnace chamber, and the gas distribution structure disposed on the second pipeline pushes the second pipeline to rotate, so as to stir gas flow, so that specific gas can be more uniformly distributed, which is beneficial to improving the quality of sintered ore.
The above object of the present invention can be achieved by the following technical solutions, and the present invention provides a gas uniform distribution mechanism, including:
a first pipeline;
at least one second conduit;
the rotating structure is arranged between the first pipeline and the second pipeline, and the second pipeline is rotatably communicated with the first pipeline through the rotating structure;
and the gas distribution structure is arranged on the second pipeline, and when the gas distribution structure distributes gas, the second pipeline is pushed to rotate.
In a preferred embodiment of the present invention, the air distribution structure generates a rotating airflow during air distribution, and the rotating airflow pushes the second pipeline to rotate.
In a preferred embodiment of the present invention, the rotating structure includes a rotating joint disposed between the first pipeline and the second pipeline, and the first pipeline and the second pipeline are rotatably communicated through the rotating joint.
In a preferred embodiment of the present invention, the second pipeline includes a connecting pipe and an air distribution pipe communicated with the connecting pipe, the connecting pipe is communicated with the first pipeline through the rotating joint, and the air distribution structure is disposed on the air distribution pipe.
In a preferred embodiment of the present invention, the air distribution structure includes at least one first air distribution hole disposed at a first position of the air distribution pipe and at least one second air distribution hole disposed at a second position of the air distribution pipe, and the first position and the second position have a first included angle for generating the rotational air flow along an axial direction of the air distribution pipe.
In a preferred embodiment of the present invention, the first air distribution hole and the second air distribution hole are oppositely and symmetrically disposed with respect to an axis of the connection pipe.
In a preferred embodiment of the present invention, the air distribution pipes are provided with a plurality of air distribution pipes, each air distribution pipe is communicated with the connecting pipe, and each air distribution pipe is provided with the air distribution structure.
In a preferred embodiment of the present invention, the air distribution pipe is provided with two blocking plates at two ends thereof.
In a preferred embodiment of the present invention, the gas distribution pipe is disposed symmetrically with respect to an axis of the connection pipe.
The utility model also provides a sintering device which comprises the gas uniform distribution mechanism.
In a preferred embodiment of the present invention, the sintering apparatus further includes a trolley and a sealing cover covering the trolley, the sealing cover and the trolley cooperate to form a furnace chamber, the first pipeline is disposed on the sealing cover in a penetrating manner, and the second pipeline is disposed in the furnace chamber for gas distribution.
In a preferred embodiment of the present invention, a sealing structure is disposed between the trolley and the sealing cover, the sealing structure includes a first sealing member connected to the trolley and a second sealing member connected to the sealing cover, and the first sealing member and the second sealing member are connected to seal a gap between the trolley and the sealing cover.
The technical scheme of the utility model has the following remarkable beneficial effects:
this application during gas equipartition mechanism uses, first pipeline is used for carrying specific gas to second pipeline, can distribute specific gas to the furnace chamber uniformly through the gas distribution structure on the second pipeline afterwards, plays well gas distribution effect. And, can promote the second pipeline and take place relative rotation through rotating-structure and first pipeline when the gas distribution of gas distribution structure, and then the second pipeline can rotate the gas distribution, increased the gas distribution structure on the one hand and to the homogeneity of gas distribution ground, realized 360 no dead angles gas distribution, on the other hand has also produced the vortex, can stir specific gas and air intensive mixing and realize the evenly distributed, has improved the specific gas composition homogeneity that gets into the sinter bed, has improved the quality of sinter.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for facilitating the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. Those skilled in the art, having the benefit of the teachings of this invention, may choose from the various possible shapes and proportional sizes to implement the utility model as a matter of case.
FIG. 1 is a schematic structural diagram of the sintering device;
FIG. 2 is a schematic structural view of the gas uniform distribution mechanism;
FIG. 3 is a schematic view of the structure of the gas distribution pipe;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
fig. 5 is a partially enlarged view of the portion B in fig. 1.
Reference numerals of the above figures:
1. a first pipeline;
2. a second pipeline; 21. a connecting pipe; 22. an air distribution pipe;
3. a rotating structure; 31. a rotating joint;
4. a gas distribution structure; 41. a first air distribution hole; 42. a second air distribution hole;
5. a blocking plate;
6. a trolley;
7. a sealing cover;
8. a sealing structure; 81. a first seal member; 82. a second seal member;
9. a drive structure; 91. a guide rail; 92. and a driving wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the sintering production process, the materials need to be sintered. In order to improve the sintering quality, a sealing cover can be covered on a trolley of the sintering device, and specific gas, such as: oxygen, water vapor, hydrogen, sintering flue gas, and the like. By exposing the material to specific gas components, it helps to reduce the energy consumption of the sintering process and improve the quality of the sinter. In the prior art, a gas distribution device can be arranged in a sealing cover to improve the uniformity of the distribution of specific gas in the sealing cover, thereby being beneficial to the full contact of the specific gas and materials to improve the quality of sinter. However, most of the gas distribution devices in the prior art adopt static pipelines for gas distribution, on one hand, the gas distribution dead angle is easy to exist in the gas distribution mode adopting the static pipelines for gas distribution, so that the quality of sintering ores is influenced, and on the other hand, the gas in the sealing cover cannot be stirred in the gas distribution mode adopting the static pipelines, so that the sufficient mixing of specific gas and air cannot be promoted. The application mainly provides a gaseous equipartition mechanism for solving above-mentioned problem.
Referring to fig. 1 to 5, the present application provides a gas distribution mechanism, including: a first pipeline 1; at least one second pipe 2; the rotating structure 3 is arranged between the first pipeline 1 and the second pipeline 2, and the second pipeline 2 is rotatably communicated with the first pipeline 1 through the rotating structure 3; and the gas distribution structure 4 is arranged on the second pipeline 2, and when the gas distribution structure 4 distributes gas, the second pipeline 2 is pushed to rotate.
On the whole, this application during gas uniform distribution mechanism uses, utilizes first pipeline 1 to carry specific gas to second pipeline 2, can distribute specific gas to the furnace chamber evenly through the gas distribution structure 4 on the second pipeline 2 afterwards, plays well gas distribution effect. And, can promote second pipeline 2 to take place relative rotation through rotating-structure 3 and first pipeline 1 between when gas distribution structure 4 gas distribution, and then second pipeline 2 can rotatory gas distribution, can realize 360 no dead angles gas distribution, also produced the vortex simultaneously, can stir specific gas and air intensive mixing and realize the secondary equipartition effect, and then improved the quality of sintering deposit. The second pipeline 2 may be arranged to complete the gas distribution operation through one second pipeline 2, or, of course, multiple second pipelines 2 may be arranged to complete the gas distribution operation through multiple second pipelines 2, where only one second pipeline 2 is provided, and other arrangement modes are not limited.
In the description of the present application, reference will be made to the detailed description of the embodiments and the accompanying drawings.
Specifically, referring to fig. 1 to 5, the gas distribution mechanism may include: a first pipeline 1; a second pipeline 2; a rotating structure 3; and an air distribution structure 4.
In this embodiment, referring to fig. 2 and fig. 3, when the air distribution structure 4 distributes air, a rotating air flow is generated, and the second pipeline 2 is driven to rotate by the rotating air flow. Wherein the rotating air flow is generated when the specific gas is sprayed out from the gas distribution structure 4. And a rotating airflow pushing mode is adopted, so that the gas uniform distribution mechanism can be simplified, and the production cost is reduced. On the other hand, when the air distribution structure 4 works, the rotating airflow can be generated in real time to push the second pipeline 2 to rotate, so that the rotation delay phenomenon is eliminated, and the uniformity of the air distribution ground is improved.
Of course, the first pipeline 1 can be driven to rotate by arranging the rotation driving device outside the sealing cover 7, so as to drive the second pipeline 2 to rotate, and designers can reasonably select the rotation driving device without limitation.
In the present embodiment, the rotating structure 3 includes a rotating joint 31 disposed between the first pipeline 1 and the second pipeline 2, and the first pipeline 1 and the second pipeline 2 are rotatably communicated through the rotating joint 31. The designer can reasonably set the structure and shape of the rotary joint 31 according to the requirement, and the design is not limited here.
Wherein, second pipeline 2 can adopt the level setting, and first pipeline 1 meets through the middle part of rotary joint 31 with second pipeline 2, can balance the weight at second pipeline 2 both ends like this for the rotation air current can promote second pipeline 2 more easily and rotate. Of course, the designer may also reasonably adjust the connection position between the first pipeline 1 and the second pipeline 2, which is not limited herein.
In this embodiment, the second pipeline 2 includes a connecting pipe 21 and an air distribution pipe 22 communicated with the connecting pipe 21, the connecting pipe 21 is communicated with the first pipeline 1 through the rotating joint 31, and the air distribution structure 4 is disposed on the air distribution pipe 22. Specifically, the air distribution pipe 22 may be horizontally disposed, and the connection pipe 21 may be vertically connected to the middle of the air distribution pipe 22, so as to balance the air distribution pipes 22 on both sides of the connection pipe 21 for generating more stable rotation motion. The first pipeline 1 may be vertically disposed, and one end of the first pipeline 1 is connected to the connection pipe 21 through the rotary joint 31.
Specifically, the gas distribution tube 22 can be made of stainless steel, and the wall thickness thereof can be set to about 6mm, and the diameter thereof can be set to 219 mm. Of course, the designer can reasonably adjust the specific shape and structure of the air distribution pipe 22 according to the use requirement, and the design is not limited here.
In this embodiment, the air distribution structure 4 includes at least one first air distribution hole 41 disposed at a first position of the air distribution pipe 22 and at least one second air distribution hole 42 disposed at a second position of the air distribution pipe 22, and the first position and the second position have a first included angle for generating the rotational air flow along the axial direction of the air distribution pipe 22.
By forming the air distribution holes with the first included angle on the air distribution pipe 22, the air distribution holes can generate rotary air flow for driving the air distribution pipe 22 to rotate when releasing specific air. Wherein, the mathematical relation between the size and distribution of the open pores of the air distribution holes and the thrust of the rotating airflow can be prestored. When in use, the designer can reasonably set the opening size and the opening position of the first air distribution hole 41 and the second air distribution hole 42 according to the requirement of the sintering process so as to adjust the rotation speed of the air distribution pipe 22.
For example, a plurality of first air distribution holes 41 may be provided, the plurality of first air distribution holes 41 are arranged on the air distribution pipe 22 at intervals, and correspondingly, a plurality of second air distribution holes 42 may be provided, at least one second air distribution hole 42 and one first air distribution hole 41 are arranged on the air distribution pipe 22 at a first included angle. Of course, the designer can adjust the positions and the number of the first air distribution holes 41 and the second air distribution holes 42 according to the requirement, and the design is not limited herein.
Specifically, the first air distribution hole 41 and the second air distribution hole 42 are arranged in reverse symmetry with respect to the axis of the connection pipe 21. The arrangement of the two opposite sides can form two opposite rotating airflows to better drive the air distribution pipe 22 to rotate. Of course, the designer may choose other arrangements, which are not limited herein.
In the actual use process, the uniformity of the air distribution area can be further enhanced by increasing the number of the air distribution pipes 22, in this embodiment, a plurality of air distribution pipes 22 are provided, each air distribution pipe 22 is communicated with the connecting pipe 21, and each air distribution pipe 22 is provided with the air distribution structure 4. Specifically, one connecting pipe 21 is connected to the middle of each of the plurality of air distribution pipes 22, and each air distribution pipe 22 may be disposed around the connecting pipe at equal intervals to form a fan shape. Through setting up many gas distribution pipes 22 can greatly increased gas distribution ground homogeneity, and every gas distribution pipe 22 homoenergetic produces the rotation air current through gas distribution structure 4, and then has strengthened gas distribution structure 4's vortex effect. Of course, the designer can arrange the plurality of air distribution pipes 22 into other shapes, which is not limited herein.
In order to prevent the specific gas from flowing out from the two ends of the gas distribution pipe 22 to reduce the air pressure in the gas distribution pipe 22, and further reduce the thrust of the rotating gas flow, in this embodiment, the two ends of the gas distribution pipe 22 are both provided with the blocking plates 5. The rotating air flow can be increased by the blocking plate 5, and the air distribution pipe 22 is further pushed to rotate at a higher speed to generate turbulent flow.
In the present embodiment, the gas distribution pipe 22 is disposed symmetrically with respect to the axis of the connection pipe 21. The symmetrical arrangement is beneficial to stabilizing the rotation state of the air distribution pipe 22, so that the turbulent flow generated by the air distribution pipe 22 is more uniformly distributed.
The application also provides a sintering device, and referring to fig. 1, the sintering device comprises the gas uniform distribution mechanism in the embodiment. The sintering device is provided with the gas uniform distribution mechanism which can rotationally and uniformly distribute specific gas, thereby being beneficial to improving the sintering effect.
Specifically, the sintering device further comprises a trolley 6 and a sealing cover 7 covering the trolley 6, the sealing cover 7 is matched with the trolley 6 to form a furnace chamber, the first pipeline 1 penetrates through the sealing cover 7, and the second pipeline 2 is arranged in the furnace chamber and used for gas distribution.
The cross-sectional shape of the sealing cover 7 may be semicircular or rectangular, and of course, a person may adjust the shape of the sealing cover 7 according to needs, which is not limited herein. The width of the carriage 6 may be set to about 4 m. The thickness of the sealing cover 7 can be set to be about 8mm, the length can be set to be about 20m, and the material can be selected from Q235. Of course, the designer may also set the size and shape of the trolley 6 and the sealing cover 7 reasonably according to the requirement of the sintering process, which is not limited here.
The first pipeline 1 can be vertically arranged on the sealing cover 7 in a penetrating mode, the second pipeline 2 is horizontally arranged right above the trolley 6, and one end, located outside the sealing cover 7, of the first pipeline 1 is an inlet of specific gas.
In this embodiment, referring to fig. 4, a sealing structure 8 is disposed between the trolley 6 and the sealing cover 7, the sealing structure 8 includes a first sealing member 81 connected to the trolley 6 and a second sealing member 82 connected to the sealing cover 7, and the first sealing member 81 and the second sealing member 82 are connected to seal a gap between the trolley 6 and the sealing cover 7. Wherein the first sealing element 81 and the second sealing element 82 can be detachably connected through bolts. Of course, the designer may also provide other sealing structures 8 between the trolley 6 and the sealing cover 7, which is not limited here.
In order to facilitate the trolley 6 to convey the material, further, referring to fig. 5, a driving structure 9 is disposed on the trolley 6, the trolley 6 is movably disposed through the driving structure 9, the driving structure 9 includes a guide rail 91 disposed below the trolley 6 and a plurality of driving wheels 92 disposed on the trolley 6, and each of the driving wheels 92 is movably disposed on the guide rail 91. The number of drive wheels can be set reasonably by the designer without limitation.
All articles and references disclosed, including patent applications and publications, are hereby incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional. A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (12)
1. A gas uniform distribution mechanism is characterized by comprising:
a first pipeline;
at least one second conduit;
the rotating structure is arranged between the first pipeline and the second pipeline, and the second pipeline is rotatably communicated with the first pipeline through the rotating structure;
and the air distribution structure is arranged on the second pipeline, and when the air distribution structure distributes air, the second pipeline is pushed to rotate.
2. The gas distribution mechanism of claim 1, wherein the gas distribution structure generates a rotating gas flow when distributing gas, and the second pipeline is driven to rotate by the rotating gas flow.
3. The gas distribution mechanism of claim 2, wherein said rotating structure includes a rotating joint disposed between said first conduit and said second conduit, said first conduit and said second conduit being in rotatable communication via said rotating joint.
4. The gas distribution mechanism of claim 3, wherein the second pipeline comprises a connecting pipe and a gas distribution pipe communicated with the connecting pipe, the connecting pipe is communicated with the first pipeline through the rotating joint, and the gas distribution structure is arranged on the gas distribution pipe.
5. The gas distribution mechanism according to claim 4, wherein the gas distribution structure comprises at least one first gas distribution hole disposed at a first position of the gas distribution pipe and at least one second gas distribution hole disposed at a second position of the gas distribution pipe, and the first position and the second position have a first included angle for generating the rotational gas flow along the axial direction of the gas distribution pipe.
6. The gas distribution mechanism of claim 5, wherein the first gas distribution holes and the second gas distribution holes are arranged in reverse symmetry with respect to the axis of the connecting pipe.
7. The gas distribution mechanism of claim 4, wherein a plurality of gas distribution pipes are provided, each gas distribution pipe is communicated with the connecting pipe, and each gas distribution pipe is provided with the gas distribution structure.
8. A gas distribution mechanism as claimed in claim 4 or 7, wherein both ends of the gas distribution pipe are provided with a closure plate.
9. A gas distribution mechanism as claimed in claim 4 or 7, wherein the gas distribution tubes are symmetrically arranged about the axis of the connecting tube.
10. A sintering apparatus comprising a gas distribution mechanism as claimed in any one of claims 1 to 9.
11. The sintering apparatus according to claim 10, further comprising a trolley and a sealing cover covering the trolley, wherein the sealing cover and the trolley cooperate to form a furnace chamber, the first pipeline is arranged on the sealing cover in a penetrating manner, and the second pipeline is arranged in the furnace chamber for gas distribution.
12. The sintering apparatus according to claim 11, wherein a seal structure is provided between the trolley and the seal housing, the seal structure including a first seal member interfacing with the trolley and a second seal member interfacing with the seal housing, the first seal member and the second seal member being connected for sealing a gap between the trolley and the seal housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220384540.4U CN216898336U (en) | 2022-02-24 | 2022-02-24 | Gas uniform distribution mechanism and sintering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220384540.4U CN216898336U (en) | 2022-02-24 | 2022-02-24 | Gas uniform distribution mechanism and sintering device |
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| CN216898336U true CN216898336U (en) | 2022-07-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115745158A (en) * | 2022-10-30 | 2023-03-07 | 北京中电加美环保科技有限公司 | Water distribution and gas distribution brick and application thereof |
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2022
- 2022-02-24 CN CN202220384540.4U patent/CN216898336U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115745158A (en) * | 2022-10-30 | 2023-03-07 | 北京中电加美环保科技有限公司 | Water distribution and gas distribution brick and application thereof |
| CN115745158B (en) * | 2022-10-30 | 2023-12-29 | 北京中电加美环保科技有限公司 | Water and gas distribution brick and application thereof |
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