CN220250613U - Dryer with tail gas recovery function - Google Patents
Dryer with tail gas recovery function Download PDFInfo
- Publication number
- CN220250613U CN220250613U CN202321481232.4U CN202321481232U CN220250613U CN 220250613 U CN220250613 U CN 220250613U CN 202321481232 U CN202321481232 U CN 202321481232U CN 220250613 U CN220250613 U CN 220250613U
- Authority
- CN
- China
- Prior art keywords
- alkaline solution
- solution storage
- storage tank
- dryer
- recovery function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000011084 recovery Methods 0.000 title claims abstract description 16
- 239000012670 alkaline solution Substances 0.000 claims abstract description 63
- 238000002347 injection Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 13
- 238000004321 preservation Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000000243 solution Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 abstract description 16
- 238000001035 drying Methods 0.000 abstract description 12
- 239000000428 dust Substances 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 19
- 239000000779 smoke Substances 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of wood dust drying, in particular to a dryer with a tail gas recovery function, which comprises a belt dryer body, wherein an exhaust port of the belt dryer body is connected with an exhaust port of an exhaust fan through an air inlet pipeline, an air outlet of the exhaust fan is communicated with the inside of an alkaline solution storage tank through an air injection pipeline, wherein alkaline solution is stored in the inside of the alkaline solution storage tank, and the outer wall of the alkaline solution storage tank is sleeved with a heat preservation sleeve.
Description
Technical Field
The utility model relates to the technical field of wood chip drying, in particular to a dryer with a tail gas recovery function.
Background
The dryer is widely applied to industries such as food, feed, chemical industry, medicine, mine and the like. The working process of the equipment is as follows: after the dehydrated wet materials are added into the dryer, the materials are uniformly dispersed in the dryer and fully contacted with hot air, so that drying heat transfer is accelerated, white smoke generated in the drying process of the wood dust dryer can also influence the dust removal performance of the bag-type dust remover, so that the moisture of the wood dust is reduced as much as possible before the drying process, the efficiency and the performance of the dryer are improved, but the grease of the wood is high, wood oil resolved by the wood exists in smoke in the high-temperature drying process, and the environment is polluted by directly discharging the wood oil to the environment at present.
In summary, the present utility model solves the problems by designing a dryer with an exhaust gas recovery function.
Disclosure of Invention
The utility model aims to provide a dryer with a tail gas recovery function, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a drying-machine with tail gas recovery function, includes the belt drying-machine organism, the gas vent of belt drying-machine organism passes through bleed air pipe connection at the extraction opening of air exhauster, the gas outlet of air exhauster passes through the gas injection pipeline intercommunication in the inside of alkaline solution storage jar, and wherein the inside of alkaline solution storage jar has the alkaline solution, heat preservation sleeve has been cup jointed to the outer wall of alkaline solution storage jar, the outer wall of alkaline solution storage jar is and be located between heat preservation sleeve and the alkaline solution storage jar and encircle and be provided with the circulating water pipe, wherein the both ends of circulating water pipe run through respectively to heat preservation sleeve's external connection on the circulating water pipeline, the center department at alkaline solution storage jar top is provided with the chimney.
As a preferable scheme of the utility model, the belt dryer body and the exhaust fan are respectively and electrically connected to the PLC through wires.
As a preferable scheme of the utility model, the other end of the gas injection pipeline extends to the interior of the alkaline solution in the alkaline solution storage tank, wherein the storage height of the alkaline solution is two thirds of the depth of the inner cavity of the alkaline solution storage tank.
As a preferable scheme of the utility model, the distance between one end of the gas injection pipeline positioned on the alkaline solution storage tank and the bottom of the inner cavity of the alkaline solution storage tank is 10-20mm.
As a preferable scheme of the utility model, a solution filling opening is arranged on the end face of the alkaline solution storage tank and positioned on one side of the chimney, and a detachable sealing cover is connected to the solution filling opening in a threaded manner.
As a preferable scheme of the utility model, the bottom of the alkaline solution storage tank is uniformly provided with supporting feet, and the bottom center of the alkaline solution storage tank is connected with a liquid discharge valve through a liquid discharge pipeline.
As a preferable scheme of the utility model, the outer wall of the heat preservation sleeve is provided with a mounting plate, wherein the support frame on the exhaust fan is arranged on the end face of the mounting plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the smoke exhausted in the drying process is extracted through the exhaust fan, and is injected into the alkaline solution storage tank through the gas injection pipeline to store the alkaline solution, so that the wood oil in the smoke is washed out, and the problem that the environment is polluted because the wood oil resolved by the wood exists in the smoke in the high-temperature drying process is effectively solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1 in accordance with the present utility model;
FIG. 3 is a schematic diagram of the basic solution storage tank structure of the present utility model;
FIG. 4 is a schematic view of the portion of FIG. 3 according to the present utility model.
In the figure: 1. a belt dryer body; 2. a bleed air duct; 3. an exhaust fan; 4. an air injection pipeline; 5. an alkaline solution storage tank; 6. a thermal insulation sleeve; 7. a circulating water pipe; 8. a chimney; 9. sealing cover; 10. supporting feet; 11. a liquid discharge pipe; 12. a liquid discharge valve; 13. and (3) mounting a plate.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided for the purpose of providing a more thorough and complete disclosure of the utility model.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, the present utility model provides a technical solution:
the utility model provides a drying-machine with tail gas recovery function, including belt dryer organism 1, the exhaust port of belt dryer organism 1 passes through bleed air pipeline 2 to be connected at the extraction opening of air exhauster 3, the gas outlet of air exhauster 3 passes through the gas injection pipeline 4 intercommunication in the inside of alkaline solution storage jar 5, wherein the inside of alkaline solution storage jar 5 stores alkaline solution, heat preservation sleeve 6 has been cup jointed to the outer wall of alkaline solution storage jar 5, the outer wall of alkaline solution storage jar 5 is and be located between heat preservation sleeve 6 and the alkaline solution storage jar 5 and encircle and be provided with circulating water pipe 7, wherein circulating water pipe 7's both ends run through respectively to heat preservation sleeve 6 external connection on circulating water pipeline, the center department at alkaline solution storage jar 5 top is provided with chimney 8.
As a preferred embodiment of the present utility model, the belt dryer body 1 and the exhaust fan 3 are electrically connected to the PLC controller through wires, respectively, after the power is applied, the PLC controller is operated to start the belt dryer body 1 and the exhaust fan 3, respectively, and after the belt dryer body 1 is started, the wood chips placed in the belt dryer body 1 are dried, and at this time, the exhaust gas exhausted during the drying process is extracted through the exhaust fan 3.
As a preferred embodiment of the present utility model, the other end of the gas injection pipe 4 extends to the inside of the alkaline solution in the alkaline solution storage tank 5, wherein the height of the alkaline solution storage is two-thirds of the depth of the inner cavity of the alkaline solution storage tank 5, and the distance between one end of the gas injection pipe 4 located in the alkaline solution storage tank 5 and the bottom of the inner cavity of the alkaline solution storage tank 5 is 10-20mm.
As a preferred embodiment of the present utility model, a solution filling opening is provided on the end surface of the alkaline solution storage tank 5 and on the side of the exhaust stack 8, wherein a detachable sealing cover 9 is screwed on the solution filling opening, and the alkaline solution can be added into the alkaline solution storage tank 5 by screwing off the sealing cover 9.
As a preferred embodiment of the present utility model, the bottom of the alkaline solution storage tank 5 is uniformly provided with supporting feet 10, and a drain valve 12 is connected to the bottom center of the alkaline solution storage tank 5 through a drain pipe 11 to perform a regular replacement of the liquid in the alkaline solution storage tank 5.
As a preferred embodiment of the utility model, a mounting plate 13 is mounted on the outer wall of the thermal insulation sleeve 6, wherein the support frame on the suction fan 3 is mounted on the end face of the mounting plate 13.
The working flow of the utility model is as follows: when the belt dryer body with the tail gas recovery function is used, the belt dryer body 1 and the exhaust fan 3 are respectively connected to the PLC controller through wires, equipment is electrified, after the electrification is completed, the PLC controller is operated to respectively start the belt dryer body 1 and the exhaust fan 3, after the belt dryer body 1 is started, wood dust placed in the belt dryer body 1 is dried, flue gas discharged in the drying process is extracted through the exhaust fan 3, alkaline solution is stored in the alkaline solution storage tank 5 through the gas injection pipeline 4, the wood oil in the flue gas is washed, the wood oil resolved in the flue gas is effectively solved, the wood oil is directly discharged to the environment at present in the high-temperature drying process, the washed flue gas is discharged from the alkaline solution storage tank 5, the heated temperature of the alkaline solution is increased due to heat generation in the drying process, the increased temperature is transferred to the circulating water pipe 7 outside the alkaline solution storage tank 5 through heat transfer, the circulating water pipe 7 absorbs heat through the circulating water, and the circulating water is absorbed by the circulating water pipe 7, and accordingly the heat is recovered.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a drying-machine with tail gas recovery function, includes belt dryer organism (1), its characterized in that: the exhaust port of belt dryer organism (1) is connected at the extraction opening of air exhauster (3) through bleed pipeline (2), the gas outlet of air exhauster (3) is through the inside of gas injection pipeline (4) intercommunication at alkaline solution storage jar (5), and wherein the inside of alkaline solution storage jar (5) is stored with alkaline solution, heat preservation sleeve (6) have been cup jointed to the outer wall of alkaline solution storage jar (5), the outer wall of alkaline solution storage jar (5) and be located between heat preservation sleeve (6) and alkaline solution storage jar (5) encircle and be provided with circulating water pipe (7), and wherein the external connection to heat preservation sleeve (6) is run through respectively at the both ends of circulating water pipe (7) on circulating water pipeline, the center department at alkaline solution storage jar (5) top is provided with chimney (8).
2. The dryer with an exhaust gas recovery function according to claim 1, wherein: the belt dryer body (1) and the exhaust fan (3) are respectively and electrically connected to the PLC through wires.
3. The dryer with an exhaust gas recovery function according to claim 1, wherein: the other end of the gas injection pipeline (4) extends to the interior of the alkaline solution in the alkaline solution storage tank (5), wherein the height of the alkaline solution storage is two thirds of the depth of the inner cavity of the alkaline solution storage tank (5).
4. The dryer with an exhaust gas recovery function according to claim 2, wherein: the distance between one end of the gas injection pipeline (4) positioned on the alkaline solution storage tank (5) and the bottom of the inner cavity of the alkaline solution storage tank (5) is 10-20mm.
5. The dryer with an exhaust gas recovery function according to claim 1, wherein: the alkaline solution storage tank (5) is provided with a solution filling opening on the end face and on one side of the chimney (8), wherein the solution filling opening is connected with a detachable sealing cover (9) through threads.
6. The dryer with an exhaust gas recovery function according to claim 1, wherein: the bottom of the alkaline solution storage tank (5) is uniformly provided with supporting feet (10), and the bottom center of the alkaline solution storage tank (5) is connected with a liquid discharge valve (12) through a liquid discharge pipeline (11).
7. The dryer with an exhaust gas recovery function according to claim 1, wherein: the outer wall of the heat preservation sleeve (6) is provided with a mounting plate (13), wherein a supporting frame on the exhaust fan (3) is arranged on the end face of the mounting plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321481232.4U CN220250613U (en) | 2023-06-12 | 2023-06-12 | Dryer with tail gas recovery function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321481232.4U CN220250613U (en) | 2023-06-12 | 2023-06-12 | Dryer with tail gas recovery function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220250613U true CN220250613U (en) | 2023-12-26 |
Family
ID=89232423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321481232.4U Active CN220250613U (en) | 2023-06-12 | 2023-06-12 | Dryer with tail gas recovery function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220250613U (en) |
-
2023
- 2023-06-12 CN CN202321481232.4U patent/CN220250613U/en active Active
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| GR01 | Patent grant |