CN210107410U - Rotary reaction cylinder and rotary kiln comprising same - Google Patents
Rotary reaction cylinder and rotary kiln comprising same Download PDFInfo
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- CN210107410U CN210107410U CN201920910304.XU CN201920910304U CN210107410U CN 210107410 U CN210107410 U CN 210107410U CN 201920910304 U CN201920910304 U CN 201920910304U CN 210107410 U CN210107410 U CN 210107410U
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Abstract
The utility model discloses a rotatory reaction section of thick bamboo reaches rotary kiln including this rotatory reaction section of thick bamboo, rotatory reaction section of thick bamboo including be cylindric reaction section, set up respectively the both ends of reaction section, and all with the import pipeline section and the export pipeline section that the reaction section communicates, the import pipeline section with between the reaction section the export pipeline section with all connect through the connecting segment that is loudspeaker form between the reaction section, the cross-sectional area of connecting segment is followed and is close to the one end of reaction section is to keeping away from the one end of reaction section reduces gradually, the import pipeline section with the cross-sectional area of export pipeline section all is less than the cross-sectional area of reaction section. By the arrangement, the cross sectional areas of the inlet pipe section and the outlet pipe section are smaller, so that the filling rate of the rotary reaction cylinder is improved; and the end surface areas of the inlet pipe section and the outlet pipe section are smaller, and when the two ends of the rotary reaction cylinder are connected with an external device, the sealing connection is easier to carry out, and the sealing effect is better.
Description
Technical Field
The utility model belongs to the technical field of organic pollution solid useless processing technique and specifically relates to a rotary reaction cylinder reaches rotary kiln including this rotary reaction cylinder.
Background
Sludge is one of main pollution sources generated by industrial sewage such as oil field refining and municipal sewage treatment plants, and the resource utilization of sludge is currently listed as an important work content for the national construction of conservation-oriented society in China. The resource treatment of the sludge mainly adopts incineration and thermal decomposition methods.
The thermal decomposition process of organic pollution solid waste such as sludge is carried out in the rotary kiln, organic pollutants in the sludge can be removed through sludge pyrolysis, and pyrolysis products can be recovered as energy. The patent with the publication number of CN201195708Y discloses a sludge pyrolysis treatment device, and the device's main part is rotatory reaction cylinder to rotatory reaction cylinder is the constant diameter drum structure, leads to rotatory reaction cylinder to have the problem that the packing rate is difficult to improve, and the terminal surface area at the both ends of rotatory reaction cylinder is great moreover, and is too high with the requirement to seal structure when being connected between feeding seal box and the seal box of slagging tap, and seal structure's design is comparatively difficult.
Therefore, how to solve the problems of low filling rate of the rotary reaction cylinder, difficult design of the sealing structure of the end surface and difficult sealing in the prior art becomes an important technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rotatory reaction cylinder reaches rotary kiln including this rotatory reaction cylinder, and the rotatory reaction cylinder filling rate of solving among the prior art is lower, the seal structure design difficulty of terminal surface, the problem that is difficult to seal. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a rotatory reaction section of thick bamboo, including being cylindric reaction section, setting respectively the both ends of reaction section, and all with the import pipeline section and the export pipeline section that the reaction section communicates, the import pipeline section with between the reaction section the export pipeline section with all be connected through the connecting segment that is loudspeaker form between the reaction section, the cross-sectional area of connecting segment is followed and is close to the one end of reaction section is to keeping away from the one end of reaction section reduces gradually, the import pipeline section with the cross-sectional area of export pipeline section all is less than the cross-sectional area of reaction section.
Preferably, a plurality of heating pipes are arranged in the reaction section, two ends of each heating pipe are communicated with the outside of the rotary reaction cylinder, and a heating medium flows through the heating pipes to heat materials in the reaction section.
Preferably, each heating pipe is arranged horizontally, two ends of each heating pipe are respectively connected with two connecting sections, the wall of each connecting section is provided with a plurality of through holes in one-to-one correspondence with the heating pipes, and the end surfaces of the heating pipes are correspondingly connected with the through holes.
Preferably, the inlet pipe section and the outlet pipe section are both cylindrical, and the inlet pipe section and the outlet pipe section have the same diameter and are both cylindrical
The value range of (A) is 100 mm to 1000 mm.
Preferably, the diameter of the reaction section is
And isIs composed of
2-10 times of the total weight of the powder.
Preferably, the heating tube has a diameter of
The value range of (A) is 10 mm to 300 mm.
Preferably, the number of the heating pipes is n, and
preferably, the inlet pipe section, the connecting section, the reaction section and the outlet pipe section are welded into an integral structure.
Preferably, material guide plates are arranged in the reaction section and the connecting section connected with the outlet pipe section so as to guide the materials in the rotary reaction cylinder to the outlet pipe section from one end close to the inlet pipe section and discharge the materials.
The utility model also provides a rotary kiln, including rotatory reaction cylinder, rotatory reaction cylinder is foretell rotatory reaction cylinder.
The utility model provides an among the technical scheme, rotatory reaction cylinder includes reaction section, import pipeline section, export pipeline section and two linkage segments, and two linkage segments set up respectively at the both ends of reaction section, and import pipeline section and export pipeline section set up respectively in the one end of keeping away from the reaction section of two linkage segments. That is, the rotary reaction cylinder is formed by connecting an inlet pipe section, a connecting section, a reaction section, a connecting section and an outlet pipe section in sequence. The two connecting sections are both trumpet-shaped, and the cross-sectional area of each connecting section is gradually reduced from one end close to the reaction section to one end far away from the reaction section. The cross-sectional areas of the inlet pipe section and the outlet pipe section are both smaller than the cross-sectional area of the reaction section. By the arrangement, the cross sectional areas of the inlet pipe section and the outlet pipe section are smaller than that of the reaction section, so that more materials can be retained in the reaction section, and the filling rate of the rotary reaction cylinder is improved; and the end surface areas of the inlet pipe section and the outlet pipe section are smaller, and when the two ends of the rotary reaction cylinder are connected with an external device, the sealing connection is easier to carry out, and the sealing effect is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a rotary reaction cylinder according to an embodiment of the present invention;
fig. 2 is a left side view of a rotary reaction cylinder in an embodiment of the present invention.
In the figure: 1-inlet pipe section, 2-connecting section, 3-reaction section, 4-heating pipe and 5-outlet pipe section.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The purpose of this embodiment is to provide a rotary reaction cylinder, solve the rotary reaction cylinder filling rate among the prior art lower, the seal structure design difficulty of terminal surface, be difficult to the problem sealed.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1 and 2, in the present embodiment, the rotary reaction cylinder includes a reaction section 3, an inlet pipe section 1, an outlet pipe section 5, and two connection sections 2, wherein one connection section 2 is connected between the inlet pipe section 1 and the reaction section 3, the other connection section 2 is connected between the outlet pipe section 5 and the reaction section 3, the reaction section 3 is cylindrical, and the rotary reaction cylinder can rotate around its central axis as an axis, so that the material in the rotary reaction cylinder fully undergoes a physicochemical reaction. The material can be but is not limited to organic pollution solid waste. Each connecting section 2 is trumpet-shaped, and the cross-sectional area of the connecting section 2 is gradually reduced from one end close to the reaction section 3 to one end far away from the reaction section 3. The cross-sectional areas of the inlet pipe section 1 and the outlet pipe section 5 are smaller than the cross-sectional area of the reaction section 3.
However, the diameters of the rotary reaction cylinders in the prior art are equal everywhere, which results in larger end surface areas at two ends of the rotary reaction cylinder, so that not only is the filling rate of the rotary reaction cylinder difficult to improve, but also the difficulty of making a sealing structure on a larger end surface is large, and the sealing property of the sealing structure is difficult to ensure. Usually, set up graphite packing sound and static seal between the feeding seal box and the sealed case of slagging tap at rotatory reaction cylinder and its both ends, the preparation degree of difficulty is very big, still easily appears leaking the phenomenon.
With such arrangement, in the embodiment, the connecting section 2 and the inlet pipe section 1, and the connecting section 2 and the outlet pipe section 5 respectively enable two ends of the reaction section 3 to form a closing-in structure, so that more materials can be filled in the reaction section 3, and the filling rate of the rotary reaction cylinder is improved; the end surface area of the inlet pipe section 1 and the end surface area of the outlet pipe section 5 are smaller, and when the rotary reaction cylinder is connected with the devices at the two ends of the rotary reaction cylinder, a sealing structure is easily arranged, so that the sealing effect is better, and the operation safety of the rotary kiln is guaranteed.
In the preferred scheme of this embodiment, a plurality of heating pipes 4 are arranged inside reaction section 3, both ends of each heating pipe 4 are all communicated with the outside of the rotary reaction cylinder, the space in which the rotary reaction cylinder can contain materials is the inside of the rotary reaction cylinder, and relatively, the space outside the outer wall surface of the rotary reaction cylinder is the outside of the rotary reaction cylinder. Two ends of the heating pipe 4 penetrate through the wall surface of the rotary reaction cylinder to be communicated with the outside of the rotary reaction cylinder, a heating medium positioned outside the rotary reaction cylinder is introduced into the heating pipe 4, and the heating pipe 4 transfers heat to materials in the rotary reaction cylinder, so that organic pollutants in the materials are heated, evaporated and decomposed. The heating medium can be hot air, steam and the like.
So set up, the wall of heating pipe 4 provides the heat to the material, and the wall area sum of a plurality of heating pipes 4 is great, for the heat supply area increase of material heat supply, can improve the heat supply capacity of rotatory reaction cylinder and the unit output of rotary kiln greatly.
Further, referring to fig. 2, each heating tube 4 is horizontally disposed, and two ends of each heating tube 4 are respectively connected to two connecting sections 2 located at two ends of the reaction section 3, that is, a first end of each heating tube 4 is connected to one of the connecting sections 2, and a second end of each heating tube 4 is connected to the other connecting section 2. All be equipped with a plurality of through-holes on each linkage segment 2, the number of through-holes on every linkage segment 2 is equalling in the quantity of heating pipe 4 to, the through-hole on every linkage segment 2 all with heating pipe 4 one-to-one, the tip of heating pipe 4 is connected with the through-hole, makes heating pipe 4 be linked together with the outside of rotatory reaction cylinder. Preferably, the end of the heating tube 4 is connected with the wall of the through hole by welding.
So set up, linkage segment 2 is loudspeaker form, and the tip of the heating pipe 4 of level setting is connected with the through-hole of linkage segment 2 and can realize that the connecting pipe is linked together with the outside of rotatory reaction cylinder, and heating pipe 4 simple to operate, and need not buckle the setting, and production operation process is more simple and convenient.
In this embodiment, the inlet pipe section 1 and the outlet pipe section 5 are both cylindrical, and the wall surface of the connecting section 2 forms a truncated cone shape, that is, the cross sections of the inlet pipe section 1, the outlet pipe section 5 and the connecting section 2 are all circular. The inlet pipe section 1 and the outlet pipe section 5 have the same diameter and are both
Preferably, the diameter of the inlet pipe section 1 and the outlet pipe section 5 is between 100 mm and 500 mm.
With this arrangement, the smaller the diameter of the inlet pipe section 1 and the outlet pipe section 5 is, the higher the filling rate of the rotary reaction cylinder is, and it is easy to provide the sealing structure on the end faces of the inlet pipe section 1 and the outlet pipe section 5, but it is also ensured that the material can be conveniently added into the rotary reaction cylinder and the residue in the rotary reaction cylinder can be discharged, so the diameter of the inlet pipe section 1 and the diameter of the outlet pipe section 5 cannot be too small, and in this embodiment, the diameter of the inlet pipe section 1 and the diameter of the outlet pipe section 5 are set to be between 100 mm and 500 mm.
Further, the diameter of the reaction section 3 is
And the number of the first and second electrodes,
is composed of
2-10 times of the total weight of the powder. Preferably, the first and second electrodes are formed of a metal,
is composed of
3-6 times of the total weight of the powder. The larger the diameter of the reaction section 3 is, the more the materials can be filled in the rotary reaction cylinder, and the single-machine yield of the rotary kiln can be improved to a certain extent, but the diameter of the reaction section 3 cannot be increased without limit, and the too large diameter of the reaction section 3 can cause insufficient reaction of the materials, and the difficulty of the transportation and production processes of the reaction section 3 is increased. Therefore, in the present embodiment, the diameter of the reaction section 3 is set to be 3 to 6 times the diameter of the inlet pipe section 1.
Further, the diameter of the heating pipe 4 is set to be
The value range of (A) is 10 mm to 300 mm. The smaller the diameter of the heating pipe 4 is, the larger the sum of the pipe wall areas of the heating pipes 4 arranged in the rotary reaction cylinder is, the larger the heat supply area for heating the materials in the rotary reaction cylinder is, so that the material treatment efficiency of the rotary kiln is improved, and the single-machine treatment capacity is increased; but do notTherefore, the smaller the diameter of the heating tube 4, the more difficult the welding work between the heating tube 4 and the connecting section 2, and the more complicated the manufacturing process of the rotary reaction cylinder. Therefore, in the present embodiment, the diameter of the heating pipe 4 is set to be between 10 mm and 300 mm.
In this embodiment, the number of the heating pipes 4 is set as n, and the value range of n is
The sum of the cross-sectional areas of the n heating tubes 4 should be at least smaller than the difference between the cross-sectional area of the reaction section 3 and the cross-sectional area of the inlet tube section 1. Preferably, the sum of the areas of the cross-sections of the n heating tubes 4 is less than two thirds of the difference between the area of the cross-section of the reaction section 3 and the area of the cross-section of the inlet tube section 1. The heating area for the material is small when the number of the heating pipes 4 is small, and the production and installation process of the heating pipes 4 is too complex when the number of the heating pipes 4 is too large. In a preferred embodiment, n can also satisfy the above basisI.e. the sum of the areas of the cross-sections of the n heating tubes 4 is greater than or equal to one third of the difference between the areas of the cross-sections of the reaction section 3 and the inlet tube section 1 and less than or equal to one half of the difference between the areas of the cross-sections of the reaction section 3 and the inlet tube section 1, i.e.,
so set up, heating pipe 4 can increase the heating area of rotatory reaction cylinder to the material, still makes rotatory reaction cylinder be convenient for produce.
In this embodiment, the rotary reaction cylinder is formed by sequentially connecting an inlet pipe section 1, a connecting section 2, a reaction section 3, a connecting section 2 and an outlet pipe section 5 into an integral structure, and the connecting modes are all welded. The rotary reaction cylinder is also internally provided with a material guide plate, the material guide plate is arranged in the reaction section 3 and the connecting section 2 connected with the outlet pipe section 5, the material guide plate can be but not limited to a spiral shape, and the material guide plate is used for guiding materials from one end of the rotary reaction cylinder, which is close to the inlet pipe section 1, to the outlet pipe section 5 and discharging the materials from the outlet pipe section 5. The material guiding plate can also be a horizontal shoveling plate, and the material guiding plate can be connected with the inner wall of the rotary reaction cylinder and also can be connected with the heating pipe 4. So set up, be convenient for discharge the residue in the rotatory reaction cylinder.
The following description specifically describes the present rotary reaction cylinder with reference to the above embodiments, in this embodiment, the rotary reaction cylinder includes a cylindrical reaction section 3, two connection sections 2 respectively disposed at two ends of the reaction section 3, and an inlet pipe section 1 and an outlet pipe section 5 respectively disposed at ends of the two connection sections 2, the connection sections 2 are horn-shaped, and the cross-sectional area of the connection sections 2 gradually decreases from one end close to the reaction section 3 to one end far from the reaction section 3, and the cross-sectional areas of the inlet pipe section 1 and the outlet pipe section 5 are equal and smaller than the cross-sectional area of the reaction section 3. The inlet pipe section 1 and the outlet pipe section 5 are both cylindrical, and the cross section of the connecting section 2 is also circular. The inside heating pipe 4 that is equipped with a plurality of levels and sets up of reaction section 3, the both ends of each heating pipe 4 are connected with two linkage segments 2 respectively, all be equipped with a plurality of through-holes with heating pipe 4 one-to-one on the wall of each linkage segment 2, the terminal surface and the through-hole of heating pipe 4 correspond and are connected, make each heating pipe 4 all be linked together with the outside of rotatory reaction cylinder, it flows through to have heating medium in the heating pipe 4, heating pipe 4 is to the material heat conduction heat in the reaction section 3, make organic pollutant in the material evaporate and decompose by heating. The inlet pipe section 1, the connecting section 2, the reaction section 3 and the outlet pipe section 5 are welded into an integral structure, and the end part of the heating pipe 4 is connected with the connecting section 2 in a welding mode.
With the arrangement, the connecting section 2, the inlet pipe section 1, the connecting section 2 and the outlet pipe section 5 respectively enable two ends of the rotary reaction cylinder to form a closing-up structure, more materials can be filled in the reaction section 3, and the filling rate of the rotary reaction cylinder is improved; the end surface area of the inlet pipe section 1 and the end surface area of the outlet pipe section 5 are smaller, and when the rotary reaction cylinder is connected with the devices at the two ends of the rotary reaction cylinder, a sealing structure is easily arranged, so that the sealing effect is better, and the operation safety of the rotary kiln is guaranteed.
The utility model also provides a rotary kiln, including rotatory reaction cylinder, this rotatory reaction cylinder is the rotatory reaction cylinder in the above-mentioned embodiment. So set up, the both ends of the rotatory reaction cylinder of gyration kiln form binding off structure, and the material filling rate in the rotatory reaction cylinder obtains improving to, the terminal surface area of import pipeline section 1 and export pipeline section 5 is less, sets up seal structure with the junction between devices such as feeding seal box and the seal box of slagging tap more easily, ensures the security of gyration kiln operation. The derivation process of the beneficial effect is substantially similar to that of the rotating reaction cylinder, and therefore, the description is omitted here.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a rotatory reaction cylinder, its characterized in that, including be cylindric reaction section (3), set up respectively the both ends of reaction section (3), and all with import pipeline section (1) and export pipeline section (5) that reaction section (3) are linked together, import pipeline section (1) with between reaction section (3), export pipeline section (5) with all be connected through being loudspeaker form linkage segment (2) between reaction section (3), the cross-sectional area of linkage segment (2) is along being close to the one end of reaction section (3) is to keeping away from the one end of reaction section (3) reduces gradually, import pipeline section (1) with the cross-sectional area of export pipeline section (5) all is less than the cross-sectional area of reaction section (3).
2. The rotary reaction cylinder according to claim 1, wherein a plurality of heating pipes (4) are arranged inside the reaction section (3), both ends of each heating pipe (4) are communicated with the outside of the rotary reaction cylinder, and a heating medium flows through the heating pipes (4) to heat the materials in the reaction section (3).
3. The rotary reaction cylinder according to claim 2, wherein each heating pipe (4) is horizontally arranged, two ends of each heating pipe (4) are respectively connected with two connecting sections (2), the wall of each connecting section (2) is provided with a plurality of through holes corresponding to the heating pipes (4), and the end surfaces of the heating pipes (4) are correspondingly connected with the through holes.
4. A rotary reaction drum according to claim 2, characterized in that the inlet pipe section (1) and the outlet pipe section (5) are both cylindrical, the inlet pipe section (1) and the outlet pipe section (5) having equal diameters and both being cylindrical
The value range of (A) is 100 mm to 1000 mm.
5. A rotary reaction cylinder according to claim 4, characterized in that the diameter of the reaction section (3) is
And is
Is composed of
2-10 times of the total weight of the powder.
6. The rotary reaction cylinder according to claim 5, characterized in that the heating tube (4) has a diameter of
The value range of (A) is 10 mm to 300 mm.
7. The rotary reaction cylinder according to claim 6, characterized in that the number of heating tubes (4) is n, and
8. the rotary reaction drum according to claim 1, characterized in that the inlet pipe section (1), the connecting section (2), the reaction section (3) and the outlet pipe section (5) are welded as an integral structure.
9. The rotary reaction drum according to claim 1, wherein the reaction section (3) and the connection section (2) connected with the outlet pipe section (5) are provided with material guide plates to guide the material in the rotary reaction drum from one end close to the inlet pipe section (1) to the outlet pipe section (5) and discharge the material.
10. A rotary kiln comprising a rotary reaction drum, wherein the rotary reaction drum is as defined in any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920910304.XU CN210107410U (en) | 2019-06-17 | 2019-06-17 | Rotary reaction cylinder and rotary kiln comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920910304.XU CN210107410U (en) | 2019-06-17 | 2019-06-17 | Rotary reaction cylinder and rotary kiln comprising same |
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| CN210107410U true CN210107410U (en) | 2020-02-21 |
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| CN201920910304.XU Active CN210107410U (en) | 2019-06-17 | 2019-06-17 | Rotary reaction cylinder and rotary kiln comprising same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033144A (en) * | 2020-08-19 | 2020-12-04 | 宁波北新建材有限公司 | Steam rotary kiln with supporting structure |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033144A (en) * | 2020-08-19 | 2020-12-04 | 宁波北新建材有限公司 | Steam rotary kiln with supporting structure |
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