CN215434611U - BOPP production line heat recovery system - Google Patents
BOPP production line heat recovery system Download PDFInfo
- Publication number
- CN215434611U CN215434611U CN202121547969.2U CN202121547969U CN215434611U CN 215434611 U CN215434611 U CN 215434611U CN 202121547969 U CN202121547969 U CN 202121547969U CN 215434611 U CN215434611 U CN 215434611U
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- China
- Prior art keywords
- heat
- pipeline
- heat exchanger
- heat exchange
- production line
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 229920006378 biaxially oriented polypropylene Polymers 0.000 title claims abstract description 17
- 239000011127 biaxially oriented polypropylene Substances 0.000 title claims abstract description 17
- 238000011084 recovery Methods 0.000 title claims abstract description 15
- 230000032683 aging Effects 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000002912 waste gas Substances 0.000 claims abstract description 18
- 239000002699 waste material Substances 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims description 7
- 239000012774 insulation material Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 3
- 230000001502 supplementing effect Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Heat Treatment Of Articles (AREA)
Abstract
The utility model provides a heat energy recovery system of a BOPP (biaxially-oriented polypropylene) production line, which comprises a heat exchanger, a fresh air pipeline, an aging rack heating pipeline, a transversely-pulled waste gas inlet pipeline, a transversely-pulled hot gas supplementing pipeline, an oil discharge pipe, a waste oil collector and a valve, wherein a heat exchange plate is arranged inside the heat exchanger, a plurality of heat exchange pipes which are uniformly distributed are arranged in an inner cavity of the heat exchange plate, an air channel is reserved between the heat exchange plate and a shell of the heat exchanger, the fresh air pipeline is introduced into one end of the inner cavity of the heat exchange plate, the transversely-pulled waste gas inlet pipeline is introduced into the heat exchange plate, the aging rack heating pipeline is communicated with the air channel, one end of the heat exchanger is provided with an air blower, the inner cavity of the heat exchange plate is also communicated with the oil discharge pipe, and the oil discharge pipe extends to the outside of the heat exchanger and is connected with the waste oil collector. This heat recovery system effectively utilizes the heat energy of violently drawing quick-witted waste gas to heat the ageing rack and heat preservation heating to violently drawing the production line, and the utilization efficiency is high, reduction in production cost.
Description
Technical Field
The utility model relates to the technical field of BOPP production, in particular to a heat energy recovery system of a BOPP production line.
Background
At present, a heat conduction oil boiler is used for heating heat conduction oil in the production process of a BOPP film so as to heat a production line, the transverse drawing working temperature of the BOPP film is about 170-180 ℃, in the heating process of a transverse drawing machine, a plastic film finishes transverse drawing and shaping processes, in the process, a large amount of smoke volatile matters can be generated in the plastic product, so that part of oil smoke needs to be discharged outdoors, and the temperature of the air containing the oil smoke discharged by transverse drawing is about 150 ℃. The direct discharge of the part of high-temperature flue gas not only causes heat energy waste, but also greatly influences the surrounding environment, and the aging of the product is greatly influenced because the weather in the north is cold and the temperature of the aging rack is about 0-5 ℃.
Therefore, a need exists to design a BOPP production line heat energy recovery system to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a BOPP production line heat energy recovery system which effectively utilizes the heat energy of the waste gas of the horizontal drawing machine to heat an aging rack and to heat the horizontal drawing production line, has high utilization efficiency and reduces the production cost.
In order to achieve the purpose, the utility model is realized by the following technical scheme: BOPP production line heat recovery system, including heat exchanger, fresh air pipeline, ageing rack heating pipeline, violently draw waste gas admission line, violently draw steam to supply pipeline, oil extraction pipe, waste oil collector and valve, the internally mounted of heat exchanger has the heat transfer board, the inner chamber of heat transfer board is equipped with a plurality of evenly distributed's heat exchange tube, leave the wind channel between the shell of heat transfer board and heat exchanger, fresh air pipeline lets in the inner chamber one end of heat transfer board, violently draw waste gas admission line and let in the inside of heat transfer board, ageing rack heating pipeline with the wind channel intercommunication, the air-blower is installed to the one end of heat exchanger, the inner chamber of heat transfer board still communicates has the oil extraction pipe, oil extraction pipe extend to the outside of heat exchanger and with waste oil collector connects.
Preferably, valves are arranged on the fresh air pipeline, the ageing rack heating pipeline, the transverse-pulling waste gas inlet pipeline and the transverse-pulling hot gas supplementing pipeline.
Preferably, the shell of the heat exchanger is made of heat insulation materials.
Preferably, the heat exchange plate and the heat exchange tube are both made of heat-conducting metal materials.
The utility model provides a heat energy recovery system of a BOPP production line. The method has the following beneficial effects:
1. this heat recovery system effectively utilizes the heat energy of violently drawing quick-witted waste gas to heat the ageing rack and heat preservation heating to violently drawing the production line, and the utilization efficiency is high, reduction in production cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the heat exchanger of the present invention.
In the figure: the system comprises a heat exchanger 1, a fresh air pipeline 2, an aging rack heating pipeline 3, a waste gas intake pipeline 4, a hot gas supplement pipeline 5, an oil discharge pipe 6, a waste oil collector 7, a valve 8, a heat exchange plate 9, a heat exchange pipe 10 and an air blower 11.
Detailed Description
As shown in fig. 1-2, the BOPP production line heat energy recovery system comprises a heat exchanger 1, a fresh air pipeline 2, an aging rack heating pipeline 3, a horizontally-pulled waste gas inlet pipeline 4, a horizontally-pulled hot gas supplement pipeline 5, an oil discharge pipe 6, a waste oil collector 7 and a valve 8, wherein a heat exchange plate 9 is installed inside the heat exchanger 1, a plurality of heat exchange pipes 10 which are uniformly distributed are arranged in an inner cavity of the heat exchange plate 9, an air channel is reserved between the heat exchange plate 9 and a shell of the heat exchanger 1, the fresh air pipeline 2 is introduced into one end of the inner cavity of the heat exchange plate 9, the horizontally-pulled waste gas inlet pipeline 4 is introduced into the heat exchange plate 9, the aging rack heating pipeline 3 is communicated with the air channel, an air blower 11 is installed at one end of the heat exchanger 1, the inner cavity of the heat exchange plate 9 is also communicated with the oil discharge pipe 6, the oil discharge pipe 6 extends to the outside of the heat exchanger 1 and is connected with the waste oil collector 7, all install valve 8 on fresh air pipeline 2, ageing rack heating pipe 3, the horizontal waste gas admission line 4 of drawing and horizontal hot gas supply line 5 and be convenient for adjust admit air and exhaust, the shell of heat exchanger 1 is made by insulation material, heat transfer plate 9 and heat exchange tube 10 are made by heat conduction metal material.
During the use, send into the inner chamber of heat transfer board 9 with the new trend through new trend pipeline 2, send into the inside of heat transfer board 9 with horizontal drawing waste gas through horizontal drawing waste gas admission line 4 and carry out the heat transfer, increase heat exchange efficiency through heat exchange tube 10, can appear most oil smoke at horizontal drawing waste gas cooling in-process, become waste oil after the oil smoke condensation and drip, unify and enter into waste oil collector 7 from oil extraction pipe 6 in, the new trend is taken away partial heat and is supplemented the pipeline 5 discharge from horizontal drawing steam and carry out heat preservation heating to the production line, dispel the heat with its heat from ageing rack heating pipeline 3 discharge through air-blower 11 to heat transfer board 9 is whole, continuously heat the ageing rack, in order to reach the heating requirement of ageing rack, ensure the stability of product ageing.
Claims (4)
- The utility model provides a BOPP production line heat recovery system, including heat exchanger, fresh air pipeline, ageing rack heating pipeline, violently draw waste gas admission line, violently draw steam to supply pipeline, oil extraction pipe, waste oil collector and valve, the internally mounted of heat exchanger has the heat transfer board, the inner chamber of heat transfer board is equipped with a plurality of evenly distributed's heat exchange tube, leave the wind channel between the shell of heat transfer board and heat exchanger, the fresh air pipeline lets in the inner chamber one end of heat transfer board, violently draw waste gas admission line and let in the inside of heat transfer board, ageing rack heating pipeline with the wind channel intercommunication, the air-blower is installed to the one end of heat exchanger, the inner chamber of heat transfer board still communicates has the oil extraction pipe, oil extraction pipe extend to the outside of heat exchanger and with waste oil collector connects.
- 2. The BOPP production line heat energy recovery system of claim 1, wherein: and valves are arranged on the fresh air pipeline, the ageing rack heating pipeline, the transverse-pulling waste gas inlet pipeline and the transverse-pulling hot gas supplement pipeline.
- 3. The BOPP production line heat energy recovery system of claim 1, wherein: the shell of the heat exchanger is made of heat insulation materials.
- 4. The BOPP production line heat energy recovery system of claim 1, wherein: the heat exchange plate and the heat exchange tube are both made of heat-conducting metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121547969.2U CN215434611U (en) | 2021-07-08 | 2021-07-08 | BOPP production line heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121547969.2U CN215434611U (en) | 2021-07-08 | 2021-07-08 | BOPP production line heat recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215434611U true CN215434611U (en) | 2022-01-07 |
Family
ID=79715501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121547969.2U Active CN215434611U (en) | 2021-07-08 | 2021-07-08 | BOPP production line heat recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215434611U (en) |
-
2021
- 2021-07-08 CN CN202121547969.2U patent/CN215434611U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240321 Address after: 157000 Muling Economic Development Zone, Muling City, Mudanjiang City, Heilongjiang Province Patentee after: Mudanjiang Jiafeng New Material Technology Co.,Ltd. Country or region after: Zhong Guo Address before: 157500 Muling Economic Development Zone, Muling City, Mudanjiang City, Heilongjiang Province Patentee before: Mudanjiang Xiangfeng Plastic Industry Co.,Ltd. Country or region before: Zhong Guo |
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| TR01 | Transfer of patent right |