CN215075438U - Energy-saving system of drum-type cut-tobacco drier - Google Patents
Energy-saving system of drum-type cut-tobacco drier Download PDFInfo
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- CN215075438U CN215075438U CN202120259711.6U CN202120259711U CN215075438U CN 215075438 U CN215075438 U CN 215075438U CN 202120259711 U CN202120259711 U CN 202120259711U CN 215075438 U CN215075438 U CN 215075438U
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Abstract
The utility model belongs to the technical field of economizer system, concretely relates to drum-type cut-tobacco drier economizer system, including steam conduit, the tube sheet pipeline, the warm air pipeline, the cooling tube way, valve control system and condensate water separator, tube sheet pipeline and warm air pipeline all communicate with steam conduit, condensate water separator includes the condensate water knockout drum, the end of tube sheet pipeline and warm air pipeline all communicates with the condensate water knockout drum, cooling tube way and steam conduit intercommunication, be equipped with the condensate water recovery pipeline on the condensate water knockout drum, regeneration steam pipeline and air evacuation pipeline, valve control system includes first ooff valve, second ooff valve and third ooff valve, first ooff valve sets up between cooling tube way and steam conduit, the second ooff valve is located the air evacuation pipeline, the third ooff valve is located regeneration steam pipeline. The utility model discloses preheat and cool time will reduce, improve production efficiency and reduce the energy consumption of unit output.
Description
Technical Field
The utility model belongs to the technical field of economizer system, especially, relate to a drum-type cut-tobacco drier energy-saving system.
Background
When tobacco shreds are dried in the tobacco industry, drying equipment is adopted to dry the tobacco shreds. The cut tobacco drying machine needs to preheat before drying the cut tobacco, and when the required temperature is reached, the cut tobacco is put into the cut tobacco drying machine for drying treatment; when the operation of the cut-tobacco drier is completed each time, the cut-tobacco drier can be stopped after being cooled to a proper temperature.
When the existing dryer is heated, the tube plate is heated through the steam pipeline system, and the interior of the rotary drum is heated and dehumidified through the warm air pipeline system. And when cooling, stopping heat supply and naturally cooling. However, the natural cooling mode has long cooling time, the rotating drum needs to keep rotating in the cooling process, the energy consumption is high, and the production cost is increased. Moreover, condensed water in the tube plate cannot be discharged, so that a longer preheating time is needed during starting, the energy consumption is further increased, and the production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a drum-type cut-tobacco drier energy-saving system solves among the prior art, adopts natural cooling's mode, and cooling time is longer, moreover, can't be with the comdenstion water discharge in the tube sheet, needs longer preheating time when leading to the start, and further increase energy consumption influences production efficiency's problem.
The utility model discloses an above-mentioned technical problem is solved to following technical means:
the utility model provides a drum-type cut-tobacco drier energy-saving system, includes steam conduit, tube sheet pipeline, warm braw pipeline, cooling line, valve control system and condensate water separator, steam conduit one end is equipped with saturated steam inlet, tube sheet pipeline and warm braw pipeline all communicate with steam conduit, condensate water separator includes the condensate water knockout drum, the end of tube sheet pipeline and warm braw pipeline all communicates with the condensate water knockout drum, be equipped with the heating tube board on the tube sheet pipeline between steam conduit and condensate water knockout drum, the warm braw pipeline is equipped with the electric fan heater on the road between steam conduit and condensate water knockout drum, cooling line one end is equipped with the compressed air entry, and the other end and steam conduit intercommunication, be equipped with comdenstion water recovery pipeline, regeneration steam line and air evacuation pipeline on the condensate water knockout drum, valve control system includes first ooff valve, The first switch valve is arranged between the cooling pipeline and the steam pipeline, a first one-way valve is arranged between the first switch valve and the steam pipeline, the second switch valve is positioned on the air emptying pipeline, and the third switch valve is positioned on the regeneration steam pipeline.
Further, first ooff valve, second ooff valve and third ooff valve are pneumatic ooff valve, the compressed air entrance of cooling pipeline is equipped with the sixth valve, the cooling pipeline intercommunication has control pipeline between sixth valve and first ooff valve, control pipeline includes seventh valve and gas accuse trigeminy piece, the seventh valve is close to the compressed air entry end, the one end and the seventh valve intercommunication of gas accuse trigeminy piece, the other end respectively with the second ooff valve on the air evacuation pipeline and the third ooff valve intercommunication on the regeneration steam pipeline.
Furthermore, the saturated steam inlet end of the steam pipeline is sequentially provided with a first valve, a filter and a second one-way valve, the communicating end of the warm air pipeline and the steam pipeline is provided with a second valve, and the communicating end of the tube plate pipeline and the steam pipeline is provided with a third valve.
Furthermore, a first branch pipeline is arranged at the joint of the steam pipeline and the cooling pipeline, and the first branch pipeline comprises a fourth valve, a third one-way valve and a first safety valve.
Further, a second branch pipeline is arranged at a compressed air inlet end of the cooling pipeline and comprises a fifth valve and a second safety valve.
Further, the valve control system comprises a PCL, and the first switch valve, the second switch valve and the third switch valve are all electrically connected with the PCL.
The utility model has the advantages that:
the utility model relates to a drum-type cut-tobacco drier energy-saving system through cooling line and valve control system, accomplishes the back when the operation of cut-tobacco drier at every turn, opens first ooff valve, and compressed air inlet through cooling line lets in compressed air, replaces the vapor in steam pipe way, tube sheet pipeline and the warm braw pipeline for cut-tobacco drier cooling rate. Meanwhile, the condensed water in the steam pipeline, the tube plate pipeline and the warm air pipeline is forcibly flushed into the condensed water separation tank from the pipelines, so that the phenomenon that the condensed water is remained in the pipelines to cause long preheating time of the cut tobacco dryer is avoided. The cooling speed of the cut-tobacco drier is accelerated, and meanwhile, the condensate water in the pipeline is completely removed, so that the preheating speed of the cut-tobacco drier is accelerated, the energy consumption is reduced, and the production efficiency is guaranteed.
Drawings
Fig. 1 is a schematic flow diagram of an energy-saving system of a drum-type cut-tobacco drier of the present invention.
The system comprises a saturated steam inlet 1, a condensate water separation tank 2, a condensate water recovery pipeline 21, a regenerated steam pipeline 22, an air emptying pipeline 23, a heating tube plate 3, a fan heater 4, a compressed air inlet 5, a first switch valve 61, a second switch valve 62, a third switch valve 63, a fourth switch valve 64, a first check valve 71, a second check valve 72, a third check valve 73, a fourth check valve 74, a first valve 81, a filter 811, a second valve 82, a third valve 83, a fourth valve 84, a fifth valve 85, a sixth valve 86, a seventh valve 87, an air control triplet 88, a drain valve 89, a first safety valve 91 and a second safety valve 92.
Detailed Description
The invention will be described in detail with reference to the following drawings and specific embodiments:
as shown in fig. 1, the utility model relates to a drum-type cut-tobacco drier economizer system, including the steam conduit, the tube sheet pipeline, the warm braw pipeline, the cooling tube way, valve control system and condensate water separator, steam conduit one end is equipped with saturated steam entry 1, tube sheet pipeline and warm braw pipeline all communicate with the steam conduit, condensate water separator includes condensate water knockout drum 2, the end of tube sheet pipeline and warm braw pipeline all communicates with condensate water knockout drum 2, be equipped with heating tube sheet 3 on the tube sheet pipeline between steam conduit and condensate water knockout drum 2, be equipped with electric fan heater 4 on the warm braw pipeline between steam conduit and condensate water knockout drum 2. When the cut tobacco dryer is heated, steam is introduced into a steam inlet of a steam pipeline and respectively enters a tube plate pipeline and a warm air pipeline, and on one hand, the heating tube plate 3 of the cut tobacco dryer is heated; on the other hand, the interior of the rotary drum is heated by the fan heater 4, and condensed water obtained by condensing water vapor and water vapor finally enters the condensed water separation tank 2.
The condensed water separating tank 2 is provided with a condensed water recovery pipeline 21, a regeneration steam pipeline 22 and an air evacuation pipeline 23, and the water vapor and the condensed water in the condensed water separating tank 2 are respectively discharged from the condensed water separating tank 2 through the regeneration steam pipeline 22 and the condensed water recovery pipeline 21.
One end of the cooling pipeline is provided with a compressed air inlet 5, the other end of the cooling pipeline is communicated with the steam pipeline, the valve control system comprises a first switch valve 61, a second switch valve 62 and a third switch valve 63, the first switch valve 61 is arranged between the cooling pipeline and the steam pipeline, a first one-way valve 71 is arranged between the first switch valve 61 and the steam pipeline, the second switch valve 62 is positioned on the air evacuation pipeline 23, and the third switch valve 63 is positioned on the regeneration steam pipeline 22. In this embodiment, the switch valve in the valve control system may be a pneumatic switch valve or an electric switch valve, and in this embodiment, a pneumatic switch valve is adopted, as shown in fig. 1, a sixth valve 86 is disposed at a compressed air inlet 5 of the cooling pipeline, a control pipeline is communicated between the sixth valve 86 and the first switch valve 61 in the cooling pipeline, the control pipeline includes a seventh valve 87 and a pneumatic triple piece 88, the seventh valve 87 is close to the compressed air inlet 5, one end of the pneumatic triple piece 88 is communicated with the seventh valve 87, and the other end is communicated with the second switch valve 62 on the air evacuation pipeline 23 and the third switch valve 63 on the regeneration steam pipeline 22 respectively. By arranging the pneumatic control triple piece 88, condensed water and impurities in the compressed air are prevented from entering the pneumatic switch valve. In the embodiment, the pneumatic switch valve is used, so that the compressed air can be directly utilized for control, and a control assembly does not need to be additionally arranged.
This embodiment all is equipped with trap 89 on tube sheet pipeline, warm braw pipeline, through setting up the trap, the interior comdenstion water of effectual discharge pipe system to prevent steam leakage. By providing the fourth check valve 74 on one side of the drain valve, the condensate flowing to the condensate separator 2 is prevented from flowing back into the system piping.
After the operation of the cut-tobacco drier is completed at every time, the first switch valve 61 is opened, compressed air is introduced through the compressed air inlet 5 of the cooling pipeline, and after the compressed air enters the steam pipeline, the compressed air respectively enters the tube plate pipeline and the warm air pipeline to replace water vapor in the steam pipeline, the tube plate pipeline and the warm air pipeline, so that the cooling speed of the cut-tobacco drier is accelerated. Meanwhile, the condensed water in the steam pipeline, the tube plate pipeline and the warm air pipeline is forcibly flushed into the condensed water separation tank 2 from the pipelines, so that the phenomenon that the condensed water is remained in the pipelines to cause long preheating time of the cut tobacco dryer is avoided.
The saturated steam inlet 1 end of steam conduit is equipped with first valve 81, filter 811 and second check valve 72 in proper order, controls the break-make of vapor through first valve 81, filters vapor through filter 811, avoids impurity to enter into the pipeline in, leads to the pipeline shutoff. Backflow of water vapor is avoided by the second one-way valve 72. The communication end of the warm air pipeline and the steam pipeline is provided with a second valve 82, and the communication end of the tube plate pipeline and the steam pipeline is provided with a third valve 83. The on-off of the warm air pipeline is controlled by a second valve 82, and the on-off of the warm air pipeline is controlled by a third valve 83. In this embodiment, the tube plate pipeline is provided with the fourth switch valve 64, the fourth switch valve 64 is located between the third valve 83 and the heating tube plate 3, and the control end of the fourth switch valve 64 is communicated with the pneumatic control triplet 88.
The junction of the steam pipeline and the cooling pipeline is provided with a first branch pipeline, water vapor can be introduced into the adjacent tobacco dryer pipeline system through the first branch pipeline, and the first branch pipeline comprises a fourth valve 84, a third one-way valve 73 and a first safety valve 91. And a second branch pipeline is arranged at the end of the compressed air inlet 5 of the cooling pipeline, and compressed air can be introduced into the adjacent tobacco dryer pipeline system through the second branch pipeline. The second branch line includes a fifth valve 85 and a second relief valve 92. When the pressure in the pipeline is too high, the pressure in the pipeline of the system can be released through the first installation valve and the second safety valve 92, and the pipeline damage caused by too high pressure is avoided.
The valve control system comprises a PCL, and the first switch valve 61, the second switch valve 62 and the third switch valve 63 are all electrically connected with the PCL. When the cut tobacco drier heats, the PCL controls the first switch valve 61 and the second switch valve 62 to be closed, and the third switch valve 63 is opened; when the cut-tobacco drier cools down, the PCL controls the first switch valve 61 and the second switch valve 62 to be opened, and the third switch valve 63 is closed.
The utility model relates to a drum-type cut-tobacco drier energy-saving system, when the cut-tobacco drier needs the cooling after accomplishing the operation at every turn, open first ooff valve 61, close first valve 81, fourth valve 84 simultaneously, compressed air inlet 5 through cooling tube lets in compressed air, and after compressed air got into steam line, getting into tube sheet pipeline and warm braw pipeline respectively, the vapor to steam line, tube sheet pipeline and warm braw pipeline replace for cut-tobacco drier cooling rate. Meanwhile, the condensed water in the steam pipeline, the tube plate pipeline and the warm air pipeline is forcibly flushed into the condensed water separation tank 2 from the interior of the pipelines, the condensed water is discharged through a condensed water recovery pipeline 21, and the compressed air and the residual steam in the pipelines are discharged through a compressed air emptying pipeline 23.
Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (6)
1. The utility model provides a drum-type cut-tobacco drier economizer system which characterized in that: the steam heating system comprises a steam pipeline, a pipe plate pipeline, a warm air pipeline, a cooling pipeline, a valve control system and a condensed water separation device, wherein a saturated steam inlet is formed in one end of the steam pipeline, the pipe plate pipeline and the warm air pipeline are communicated with the steam pipeline, the condensed water separation device comprises a condensed water separation tank, the tail ends of the pipe plate pipeline and the warm air pipeline are communicated with the condensed water separation tank, a heating pipe plate is arranged between the steam pipeline and the condensed water separation tank on the pipe plate pipeline, a warm air blower is arranged between the steam pipeline and the condensed water separation tank on the warm air pipeline, one end of the cooling pipeline is provided with a compressed air inlet, the other end of the cooling pipeline is communicated with the steam pipeline, a condensed water recovery pipeline, a regenerated steam pipeline and an air evacuation pipeline are arranged on the condensed water separation tank, the valve control system comprises a first switch valve, a second switch valve and a third switch valve, the first switch valve is arranged between the cooling pipeline and the steam pipeline, a first one-way valve is arranged between the first switch valve and the steam pipeline, the second switch valve is positioned on the air emptying pipeline, and the third switch valve is positioned on the regeneration steam pipeline.
2. The energy-saving system of a tumble dryer as set forth in claim 1, wherein: first ooff valve, second ooff valve and third ooff valve are pneumatic ooff valve, the compressed air entrance of cooling pipeline is equipped with the sixth valve, the cooling pipeline intercommunication has control pipeline between sixth valve and first ooff valve, control pipeline includes seventh valve and gas accuse trigeminy piece, the seventh valve is close to the compressed air entry end, the one end and the seventh valve intercommunication of gas accuse trigeminy piece, the other end respectively with the second ooff valve on the air evacuation pipeline and the third ooff valve intercommunication on the regeneration steam pipeline.
3. The energy-saving system of a tumble dryer as set forth in claim 2, wherein: the saturated steam inlet end of the steam pipeline is sequentially provided with a first valve, a filter and a second one-way valve, the second valve is arranged at the communication end of the warm air pipeline and the steam pipeline, and a third valve is arranged at the communication end of the tube plate pipeline and the steam pipeline.
4. The energy-saving system of a tumble dryer as set forth in claim 3, wherein: and a first branch pipeline is arranged at the joint of the steam pipeline and the cooling pipeline, and comprises a fourth valve, a third one-way valve and a first safety valve.
5. The energy-saving system of a tumble dryer as set forth in claim 4, wherein: and a second branch pipeline is arranged at the compressed air inlet end of the cooling pipeline and comprises a fifth valve and a second safety valve.
6. The energy-saving system of a tumble dryer as set forth in claim 5, wherein: the valve control system comprises a PCL, and the first switch valve, the second switch valve and the third switch valve are all electrically connected with the PCL.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259711.6U CN215075438U (en) | 2021-01-29 | 2021-01-29 | Energy-saving system of drum-type cut-tobacco drier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259711.6U CN215075438U (en) | 2021-01-29 | 2021-01-29 | Energy-saving system of drum-type cut-tobacco drier |
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| CN215075438U true CN215075438U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120259711.6U Active CN215075438U (en) | 2021-01-29 | 2021-01-29 | Energy-saving system of drum-type cut-tobacco drier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115349653A (en) * | 2022-06-29 | 2022-11-18 | 广西中烟工业有限责任公司 | Tobacco charging tank heating pipeline system |
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2021
- 2021-01-29 CN CN202120259711.6U patent/CN215075438U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115349653A (en) * | 2022-06-29 | 2022-11-18 | 广西中烟工业有限责任公司 | Tobacco charging tank heating pipeline system |
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