CN219743930U - Device for improving heat utilization rate of rotary cylinder - Google Patents
Device for improving heat utilization rate of rotary cylinder Download PDFInfo
- Publication number
- CN219743930U CN219743930U CN202320904583.5U CN202320904583U CN219743930U CN 219743930 U CN219743930 U CN 219743930U CN 202320904583 U CN202320904583 U CN 202320904583U CN 219743930 U CN219743930 U CN 219743930U
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- Prior art keywords
- rotary cylinder
- rotary
- rolling ring
- heat utilization
- barrel
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- 238000010438 heat treatment Methods 0.000 claims abstract description 77
- 239000000779 smoke Substances 0.000 claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 11
- 239000003546 flue gas Substances 0.000 claims description 11
- 230000001965 increasing effect Effects 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 abstract description 8
- 238000004821 distillation Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model relates to a device for improving the heat utilization rate of a rotary cylinder, which belongs to the technical field of anaerobic distillation equipment, and comprises an inner cylinder, wherein the front end of the inner cylinder is inserted into the rotary cylinder and forms an inner heating cavity with the inner wall of the rotary cylinder, an outer heating sleeve is sleeved outside the rotary cylinder, an outer heating cavity is formed between the outer heating sleeve and the outer wall of the rotary cylinder, the rear end of the inner cylinder extends out of the rotary cylinder and forms a smoke outlet communicated with the inner heating cavity with the end surface of the rotary cylinder, a circle of ventilation holes are formed in the circumferential direction of the rotary cylinder, and the ventilation holes are communicated with the inner heating cavity and the outer heating cavity.
Description
Technical Field
The utility model belongs to the technical field of anaerobic distillation equipment, and particularly relates to a device for improving the heat utilization rate of a rotary cylinder.
Background
The anaerobic distillation device indirectly heats the surface of the rotary cylinder body, and heat is transferred to the internal materials after being heated through the rotary cylinder wall. The cylinder temperature and the heating section length directly determine the heat transfer efficiency of the equipment. For the rotary cylinder body which is produced and shaped, the external heating section is limited by the installation positions of the rolling rings and the transmission gears on the rotary cylinder body, and can only be arranged in a neutral position between the front rolling ring and the rear rolling ring, so that the external heating sleeve is limited between the two rolling rings, the longer cylinder body at the rear section of the rolling ring can not be heated, and the heated area of the rotary cylinder body is limited. In order to obtain more heating area in engineering, the diameter of the cylinder body or the distance between the two rolling rings has to be increased to achieve the purpose of increasing the heating area of the cylinder body, and the maximum efficiency of the rotary cylinder body produced in a shaped manner still cannot be exerted.
Therefore, a device for improving the heat utilization rate of the rotary cylinder, which can solve the above problems, is needed.
Disclosure of Invention
The utility model provides a device for improving the heat utilization rate of a rotary cylinder, which is used for solving the technical problems that the length of a heating section of the rotary cylinder of an anaerobic distillation rotary kiln in the prior art is limited by the position of a rolling ring and the heat utilization rate is low.
The utility model is realized by the following technical scheme: the utility model provides a device for improving gyration barrel heat utilization efficiency, includes interior barrel, interior barrel front end is pegged graft in the gyration barrel and with the gyration barrel inner wall between form the internal heating chamber, the gyration barrel overcoat is equipped with outer heating jacket, form the outer heating chamber between outer heating jacket and the gyration barrel outer wall, interior barrel rear end stretches out the gyration barrel and with the play mouth of gyration barrel terminal surface formation intercommunication internal heating chamber, the gyration barrel is equipped with the round air vent along circumference, air vent intercommunication internal heating chamber and outer heating chamber.
In order to better realize the utility model, the structure is further optimized, the front end of the inner cylinder body is provided with an end face annular plate, and the end face annular plate is fixed with the inner wall of the rotary cylinder body in a sealing way.
In order to better realize the utility model, the structure is further optimized, and the smoke-collecting device further comprises an annular gas-collecting hood, wherein the annular gas-collecting hood is covered outside the smoke outlet, the front end of the annular gas-collecting hood is connected with the outer wall of the rotary cylinder, the rear end of the annular gas-collecting hood is connected with the outer wall of the rear end of the inner cylinder, and the gas-collecting hood is provided with a smoke exhaust hole.
In order to better realize the utility model, the structure is further optimized, and the structure further comprises a first rolling ring and a second rolling ring, wherein the first rolling ring and the second rolling ring are arranged on the rotary cylinder body, and the external heating sleeve is positioned between the first rolling ring and the second rolling ring.
In order to better realize the utility model, the structure is further optimized, and the utility model further comprises a transmission gear which is arranged on the rotary cylinder body, and the second rolling ring is positioned between the transmission gear and the external heating sleeve.
In order to better realize the utility model, the structure is further optimized, and the utility model further comprises a heat insulation layer which is arranged in the internal heating cavity and is fixed on the inner wall of the rotary cylinder.
In order to better realize the utility model, the structure is further optimized, and the heat insulation layer is a fiber felt layer.
In order to better realize the utility model, the structure is further optimized, and the external heating sleeve is provided with a hot flue gas inlet communicated with the external heating cavity.
Compared with the prior art, the utility model has the following beneficial effects:
the device for improving the heat utilization rate of the rotary cylinder comprises an inner cylinder body, wherein the front end of the inner cylinder body is inserted into the rotary cylinder body and forms an inner heating cavity with the inner wall of the rotary cylinder body, an outer heating sleeve is sleeved outside the rotary cylinder body, an outer heating cavity is formed between the outer heating sleeve and the outer wall of the rotary cylinder body, the rear end of the inner cylinder body extends out of the rotary cylinder body and forms a smoke outlet communicated with the inner heating cavity with the end face of the rotary cylinder body, a circle of ventilation holes are formed in the circumferential direction of the rotary cylinder body, and the ventilation holes are communicated with the inner heating cavity and the outer heating cavity.
Drawings
In order to more clearly illustrate the embodiments of the utility model 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, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an internal structural view of an apparatus for improving heat utilization of a rotary cylinder according to the present utility model;
FIG. 2 is a perspective view of an apparatus for enhancing the thermal utilization of a rotary drum in accordance with the present utility model;
in the figure:
1-an inner cylinder; 2-rotating a cylinder; 3-an internal heating chamber;
4-an outer heating jacket; 5-an external heating cavity; 6, a smoke outlet;
7-vent holes; 8-end face annular plates; 9-an annular gas collecting hood;
10-smoke exhaust holes; 11-a first rolling ring; 12-a second rolling ring;
13-a transmission gear; 14-a heat insulation layer; 15-hot flue gas inlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
Example 1:
in this embodiment, as shown in fig. 1 and 2, a device for improving the heat utilization rate of a rotary cylinder includes an inner cylinder 1, wherein the front end of the inner cylinder 1 is inserted in a rotary cylinder 2 and forms an inner heating cavity 3 with the inner wall of the rotary cylinder 2, an outer heating jacket 4 is sleeved outside the rotary cylinder 2, an outer heating cavity 5 is formed between the outer heating jacket 4 and the outer wall of the rotary cylinder 2, the rear end of the inner cylinder 1 extends out of the rotary cylinder 2 and forms a smoke outlet 6 communicated with the inner heating cavity 3 with the end surface of the rotary cylinder 2, a circle of ventilation holes 7 are circumferentially arranged on the rotary cylinder 2, the ventilation holes 7 are communicated with the inner heating cavity 3 and the outer heating cavity 5, and the ventilation holes 7 are located at positions where the inner heating cavity 3 and the outer heating cavity 5 meet in the axial direction.
With this structure, the inner heating chamber 3 greatly extends the heatable section of the rotary cylinder 2, and the hot flue gas can enter the inner heating chamber 3 through the vent 7 after heating the rotary cylinder 2 in the region of the outer heating chamber 5, so that the remaining region of the rotary cylinder 2 not covered by the outer heating sleeve 4 is continuously heated from the inside, and is not limited by the position of the rolling ring, thereby improving the heat utilization rate and making the practicability of the utility model stronger.
In this embodiment, as shown in fig. 1, the front end of the inner cylinder 1 is provided with an end face annular plate 8, the end face annular plate 8 and the inner cylinder 1 are integrally structured, the end face annular plate 8 and the inner wall of the rotary cylinder 2 are sealed and fixed by welding, the welded end face annular plate 8 seals the inner heating cavity 3 from the front end, so as to ensure that hot flue gas is discharged from the flue outlet 6 after completely passing through the inner heating cavity 3, thereby improving the heat utilization rate, and the end face annular plate 8 also fixes the inner cylinder 1 and the rotary cylinder 2 into a whole and keeps synchronous rotation.
Furthermore, the rear end of the inner cylinder body 1 is cantilever, and can stretch out and draw back for a certain distance, so that the problem of structural deformation caused by uneven thermal expansion is avoided.
As a specific implementation manner of this embodiment, as shown in fig. 1 and 2, the device further includes an annular gas collecting hood 9, the shape of the smoke outlet 6 is annular, the annular gas collecting hood 9 covers the outside of the smoke outlet 6, the gas collecting hood is provided with smoke discharging holes 10, the annular gas collecting hood 9 is used for collecting and discharging smoke in a concentrated manner, and preventing the smoke from escaping and polluting the environment, specifically, the front end of the annular gas collecting hood 9 is connected with the outer wall of the rotary cylinder 2, the rear end of the annular gas collecting hood is connected with the outer wall of the rear end of the inner cylinder 1, and the position where the annular gas collecting hood 9 is connected with the rotary cylinder 2 and the inner cylinder 1 adopts a scale sealing structure.
In this embodiment, as shown in fig. 1 and fig. 1, the external heating device further includes a first rolling ring 11 and a second rolling ring 12, the first rolling ring 11 and the second rolling ring 12 are disposed on the rotary cylinder 2, and the external heating sleeve 4 is located between the first rolling ring 11 and the second rolling ring 12, where the second rolling ring 12 is located near the ventilation hole 7 and is located outside the rotary cylinder 2 where the internal heating cavity 3 is located.
Further, the device also comprises a transmission gear 13, wherein the transmission gear 13 is arranged on the rotary cylinder 2, the second rolling ring 12 is positioned between the transmission gear 13 and the external heating sleeve 4, the transmission gear 13 is used for driving the rotary cylinder 2 to rotate, and the transmission gear 13 is positioned outside the rotary cylinder 2 where the internal heating cavity 3 is positioned.
In this embodiment, as shown in fig. 1, in order to avoid the problem that the second rolling ring 12 and the transmission gear 13 are deformed at high temperature and the structural strength of the rotary cylinder 2 is reduced due to the hot flue gas passing through the inner heating chamber 3, the rotary cylinder further comprises a heat insulating layer 14, wherein the heat insulating layer 14 is disposed in the inner heating chamber 3 and is fixed on the inner wall of the rotary cylinder 2, so that the heat transferred from the hot flue gas to the wall of the rotary cylinder 2 is greatly reduced, and the structural strength and mechanical properties of the rotary cylinder 2 are not affected, thereby ensuring that the second rolling ring 12 and the transmission gear 13 can work normally, and preferably, the heat insulating layer 14 is a fibrous felt layer, particularly an aluminum silicate fibrous felt layer, and has the advantages of high temperature resistance, low heat conductivity, good heat insulating performance and light weight, and is fixed on the rotary cylinder 2 by adopting a cementing manner.
In this embodiment, as shown in fig. 1, the external heating sleeve 4 is provided with a hot flue gas inlet 15 which is communicated with the external heating cavity 5, and hot flue gas is introduced into the external heating cavity 5 through the hot flue gas inlet 15, and then introduced into the internal heating cavity 3 through the vent hole 7, and finally discharged from the smoke discharge hole 10 through the smoke outlet 6, so that the rotary cylinder 2 is heated by fully utilizing the heat of the hot flue gas, and compared with the rotary cylinder 2 with common shaping, the rotary cylinder has a wider heating area, is not limited to the distance range between two rolling rings, improves the heat utilization rate, and improves the disposal capability of equipment.
The device for improving the heat utilization rate of the rotary cylinder body provided by the utility model greatly increases the heat transfer area and improves the heat utilization rate of equipment by arranging the inner cylinder body 1 to form the inner heating cavity 3 on the basis of not changing the specification and the model of the conventional rotary cylinder body 2 and the driving structure.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A device for improving the heat utilization rate of a rotary cylinder, which is characterized in that: including interior barrel (1), interior barrel (1) front end is pegged graft in rotary barrel (2) and with form interior heating chamber (3) between rotary barrel (2) inner wall, rotary barrel (2) overcoat is equipped with outer heating jacket (4), form outer heating chamber (5) between outer heating jacket (4) and the rotary barrel (2) outer wall, interior barrel (1) rear end stretches out rotary barrel (2) and with rotary barrel (2) terminal surface form outlet flue (6) of intercommunication interior heating chamber (3), rotary barrel (2) are equipped with round air vent (7) along circumference, air vent (7) intercommunication interior heating chamber (3) and outer heating chamber (5).
2. A device for improving heat utilization of a rotary drum according to claim 1, wherein: the front end of the inner cylinder body (1) is provided with an end face annular plate (8), and the end face annular plate (8) is fixed with the inner wall of the rotary cylinder body (2) in a sealing way.
3. A device for improving heat utilization of a rotary drum according to claim 1, wherein: the novel smoke exhaust device is characterized by further comprising an annular gas collecting cover (9), wherein the annular gas collecting cover (9) covers the outside of the smoke outlet (6), the front end of the annular gas collecting cover (9) is connected with the outer wall of the rotary cylinder (2) and the rear end of the annular gas collecting cover is connected with the outer wall of the rear end of the inner cylinder (1), and the gas collecting cover is provided with a smoke exhaust hole (10).
4. A device for improving heat utilization of a rotary drum according to claim 1, wherein: the novel rotary drum further comprises a first rolling ring (11) and a second rolling ring (12), wherein the first rolling ring (11) and the second rolling ring (12) are arranged on the rotary drum body (2), and the external heating sleeve (4) is arranged between the first rolling ring (11) and the second rolling ring (12).
5. A device for increasing the heat utilization rate of a rotary drum according to claim 4, wherein: the device further comprises a transmission gear (13), wherein the transmission gear (13) is arranged on the rotary cylinder body (2), and the second rolling ring (12) is positioned between the transmission gear (13) and the external heating sleeve (4).
6. A device for increasing the heat utilization rate of a rotary drum according to claim 5, wherein: the inner heating device further comprises a heat insulation layer (14), wherein the heat insulation layer (14) is arranged in the inner heating cavity (3) and is fixed on the inner wall of the rotary cylinder body (2).
7. The apparatus for increasing the heat utilization rate of a rotary drum according to claim 6, wherein: the heat insulating layer (14) is a fibrous felt layer.
8. A device for increasing the thermal utilization of a rotary drum according to any one of claims 1-7, characterized in that: the external heating sleeve (4) is provided with a hot flue gas inlet (15) communicated with the external heating cavity (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320904583.5U CN219743930U (en) | 2023-04-20 | 2023-04-20 | Device for improving heat utilization rate of rotary cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320904583.5U CN219743930U (en) | 2023-04-20 | 2023-04-20 | Device for improving heat utilization rate of rotary cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219743930U true CN219743930U (en) | 2023-09-26 |
Family
ID=88091540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320904583.5U Active CN219743930U (en) | 2023-04-20 | 2023-04-20 | Device for improving heat utilization rate of rotary cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219743930U (en) |
-
2023
- 2023-04-20 CN CN202320904583.5U patent/CN219743930U/en active Active
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