CN108748963B - Waste discharge and air supply device for polyester film horizontal drawing box - Google Patents
Waste discharge and air supply device for polyester film horizontal drawing box Download PDFInfo
- Publication number
- CN108748963B CN108748963B CN201810763489.6A CN201810763489A CN108748963B CN 108748963 B CN108748963 B CN 108748963B CN 201810763489 A CN201810763489 A CN 201810763489A CN 108748963 B CN108748963 B CN 108748963B
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- China
- Prior art keywords
- waste discharge
- air
- air supply
- supply device
- filter screen
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- 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
- 239000002699 waste material Substances 0.000 title claims abstract description 47
- 229920006267 polyester film Polymers 0.000 title claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 230000001502 supplementing effect Effects 0.000 claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004321 preservation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000009423 ventilation Methods 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/002—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/94—Safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/96—Filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The invention discloses a waste discharge and air supply device of a polyester film horizontal drawing box, which is arranged on the same side of the horizontal drawing box and comprises a recovery system, a plurality of air supply systems and waste discharge systems, wherein the air supply systems and the waste discharge systems are parallel and correspond to each other one by one; the air supplementing system is characterized in that a fresh air port is formed in the transverse pulling box, and a medium-efficiency filter screen, a blower, a high-efficiency filter screen and a heater are sequentially arranged according to the trend of wind; the waste discharge system is characterized in that the transverse pulling box is stopped at an air outlet, and an exhaust fan and a filtering waste discharge machine A are sequentially arranged according to the trend of wind; the recovery system is characterized in that the section A of the recovery system, which is from the exhaust fan and the section A of the filtering and waste discharging machine, is stopped at the fresh air port and the section of the medium-efficiency filter screen, and comprises a heat exchange rotating wheel and the filtering and waste discharging machine B. The scheme solves the problems that the temperature in the box body is uneven and the energy is wasted in the heating, heat preservation and ventilation processes of the traditional horizontal drawing heat preservation box.
Description
Technical Field
The invention relates to the technical field of polyester film production, in particular to a waste discharge and air supply device of a polyester film horizontal drawing box.
Background
The polyester film (PET) is a film material prepared by taking polyethylene terephthalate as a raw material, adopting an extrusion method to prepare a thick sheet, and then carrying out biaxial stretching. The printing and packaging consumable materials such as the PET film, the environment-friendly film, the milky white film and the like are widely used in the glass fiber reinforced plastic industry, the building material industry, the printing industry and the medicine and health.
The polyester film production process comprises a transverse drawing stage, which is carried out in a transverse drawing heat insulation box, and a certain high temperature is required to be maintained. The problem of uneven temperature in the box body can appear in the heating of current horizontal drawing insulation can, heat preservation and the trade wind in-process, simultaneously, the waste of the energy also is a big problem in the trade wind in-process.
Disclosure of Invention
The invention aims to provide a waste discharge and air supply device for a polyester film horizontal drawing incubator, which aims to solve the problems that the temperature in the incubator is uneven and the energy is wasted in the heating, heat preservation and air exchange processes of the conventional horizontal drawing incubator provided in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a horizontal draw-out case exhaust air supply device of polyester film which characterized in that: the device is arranged on the same side of the horizontal pulling box and comprises a recovery system, a plurality of air supplementing systems and a waste discharging system which are arranged side by side and in one-to-one correspondence;
the air supplementing system is characterized in that a fresh air port is formed in the transverse pulling box, and a medium-efficiency filter screen, a blower, a high-efficiency filter screen and a heater are sequentially arranged according to the trend of wind;
the waste discharge system is characterized in that the transverse pulling box is stopped at an air outlet, and an exhaust fan and a filtering waste discharge machine A are sequentially arranged according to the trend of wind;
the recovery system is characterized in that the section A of the recovery system, which is from the exhaust fan and the section A of the filtering and waste discharging machine, is stopped at the fresh air port and the section of the medium-efficiency filter screen, and comprises a heat exchange rotating wheel and the filtering and waste discharging machine B.
Further, the plurality of air supply systems and the waste discharge system are uniformly distributed on the same side of the horizontal pulling box.
Further, a plurality of air valves are further arranged, the air valve A is arranged on the fresh air port and the middle-efficiency filter screen section, the air valve B is arranged on the exhaust fan and the filtering waste discharge machine section A, the air valve C is arranged on the heat exchange rotating wheel and the middle-efficiency filter screen section, and the air valve D is arranged on the heat exchange rotating wheel and the exhaust fan section.
Further, the air valve is an electric multi-blade regulating valve.
Further, the medium-efficiency filter screen requires a filter grade of at least F6.
Further, the efficient filter screen requires a filter rating of at least H11.
Further, after the air supply stage passes through the heater, the temperature must reach 230 ℃.
The beneficial effects of the invention are as follows:
the plurality of air supplementing systems and the waste discharging systems which are in one-to-one correspondence are uniformly distributed, so that the phenomena of nonuniform temperature and the like in the box body are avoided in the heating, heat preservation and air exchange processes of the horizontal drawing heat preservation box, the heat exchange rotating wheel cools high-temperature waste gas discharged from the horizontal drawing heat preservation box through the rotating wheel energy absorption area, sensible heat and latent heat discharged by the heat exchange rotating wheel are recovered by the rotating wheel, the temperature of the rotating wheel is increased, and the water content is increased; when the rotating wheel is cleaned by the cleaning area to prevent secondary pollution, sensible heat and latent heat are released to low-temperature low-humidity fresh air in the working area, so that the temperature of the fresh air is increased, the moisture content is reduced, the temperature and the humidity of the rotating wheel are reduced to enter the next circulation, the heating amount in the air supplementing stage is reduced, and the problem of high energy consumption of the horizontal drawing box is fully solved. The device is also provided with a blast gate, and the aperture of the blast gate is adjusted so as to adjust the mixing proportion of fresh air and return air, so that the moisture content in the air supply reaches the requirement; the two-stage filtration sufficiently eliminates the impurities in the fresh air and the return air, and the polyester film is processed at the temperature of 230 ℃.
Drawings
FIG. 1 is a schematic layout of a waste discharge and air make-up device for a draw-down box of the present invention.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme that:
the utility model provides a horizontal draw-out case 4 exhaust of polyester film air supply device which characterized in that: the device is arranged on the same side of the horizontal pulling box 4 and comprises a recovery system 3, a plurality of air supplementing systems 1 and a waste discharging system 2 which are arranged side by side and are in one-to-one correspondence;
the air supplementing system 1 is characterized in that a fresh air port is formed in a transverse pulling box 4, and a middle-efficiency filter screen 11, a blower 12, a high-efficiency filter screen 13 and a heater 14 are sequentially arranged according to the trend of wind;
the waste discharge system 2 is started from a horizontal pulling box 4 and is stopped at an air outlet, and an exhaust fan 21 and a filtering waste discharge machine A22 are sequentially arranged according to the trend of wind;
the recovery system 3 is started from the exhaust fan 21 and the section of the filtering waste discharge machine A22 and is stopped from the fresh air port and the section of the medium-efficiency filter screen 11, and comprises a heat exchange rotating wheel 31 and a filtering waste discharge machine B32.
Preferably, the plurality of air supplementing systems 1 and the waste discharging system 2 are uniformly distributed on the same side of the horizontal pulling box 4.
Preferably, a plurality of air valves are further provided, the air valve A6 is arranged at the fresh air port and the middle-effect filter screen 11 section, the air valve B7 is arranged at the exhaust fan 21 and the filtering and waste discharging machine A22 section, the air valve C8 is arranged at the heat exchange rotating wheel 31 and the middle-effect filter screen 11 section, and the air valve D9 is arranged at the heat exchange rotating wheel 31 and the exhaust fan 21 section.
Preferably, the damper is an electric multi-vane regulator valve.
Preferably, the medium-efficiency filter screen 11 requires a filtration grade of at least F6.
Preferably, the high efficiency filter 13 requires a filter rating of at least H11.
Preferably, the temperature reaches 230 ℃ after the air supply stage passes through the heater 14.
In the invention, when fresh air enters the middle-effect filter screen 11, the fresh air is fully mixed with return air from the heat exchange rotating wheel 31, the whole mixing process is controlled by the air valve A6 and the air valve C8, so that the temperature of the fresh air is increased, the moisture content is reduced, the fresh air sequentially passes through the middle-effect filter screen 11 with the filter grade reaching F6 and is sent to the high-efficiency filter screen 13 reaching H11 by the air blower 12, the temperature reaches 230 ℃ after passing through the heater 14, and then enters the horizontal drawing box 4, in the embodiment, 3 air supplementing systems 1 are uniformly distributed on the same side of the horizontal drawing heat preservation box, namely, 3 waste discharging systems 2 which are in one-to-one correspondence are uniformly distributed on the same side of the horizontal drawing heat preservation box, the waste air passes through the exhaust fan 21 from the horizontal drawing heat preservation box, then respectively enters the filtering waste discharging machine A22 and the heat exchange rotating wheel 31, the whole dispersing process is controlled by the air valve B7 and the air valve D9, waste gas entering the heat exchange rotating wheel 31 is cooled through the rotating wheel region, the energy absorption and latent heat are recovered, the rotating wheel is increased, and the moisture content is increased; when the rotating wheel is cleaned by the cleaning area to prevent secondary pollution, sensible heat and latent heat are released to the low-temperature low-humidity fresh air in the working area, so that the temperature of the fresh air is increased, the moisture content is reduced, the temperature and the humidity of the rotating wheel are reduced to enter the next circulation, and the whole waste discharge and air supplement stage is completed.
Although embodiments of the present invention have been described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations may be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a horizontal draw-out case exhaust air supply device of polyester film which characterized in that: the device is arranged on the same side of the horizontal pulling box (4) and comprises a recovery system (3), a plurality of air supplementing systems (1) and a waste discharging system (2) which are arranged side by side and correspond to one another one by one;
the air supplementing system (1) is characterized in that a fresh air port is arranged at a transverse pulling box (4), and a medium-efficiency filter screen (11), a blower (12), a high-efficiency filter screen (13) and a heater (14) are sequentially arranged according to the trend of wind;
the waste discharge system (2) is started from a horizontal pulling box (4) and stopped at an air outlet, and an air exhaust fan (21) and a filtering waste discharge machine A (22) are sequentially arranged according to the trend of wind;
the recovery system (3) is started from an exhaust fan (21) and a section of a filtering waste discharge machine A (22) and is stopped at a fresh air port and a section of a medium-efficiency filter screen (11), and comprises a heat exchange rotating wheel (31) and a filtering waste discharge machine B (32);
the air supplementing systems (1) and the waste discharging systems (2) are uniformly distributed on the same side of the horizontal pulling box (4);
the air valve A (6) is arranged on the fresh air port and the middle-effect filter screen (11) section, the air valve B (7) is arranged on the exhaust fan (21) and the filter waste discharge machine A (22) section, the air valve C (8) is arranged on the heat exchange rotating wheel (31) and the middle-effect filter screen (11) section, and the air valve D (9) is arranged on the heat exchange rotating wheel (31) and the exhaust fan (21) section.
2. The waste discharge and air supply device for a transverse drawing box of a polyester film according to claim 1, wherein the waste discharge and air supply device is characterized in that: the air valve is an electric multi-blade regulating valve.
3. The waste discharge and air supply device for a transverse drawing box of a polyester film according to claim 1, wherein the waste discharge and air supply device is characterized in that: the medium-efficiency filter screen (11) requires a filter grade of at least F6.
4. The waste discharge and air supply device for a transverse drawing box of a polyester film according to claim 1, wherein the waste discharge and air supply device is characterized in that: the high-efficiency filter screen (13) requires the filter grade to reach at least H11.
5. The waste discharge and air supply device for a transverse drawing box of a polyester film according to claim 1, wherein the waste discharge and air supply device is characterized in that: after the air supplementing stage passes through the heater (14), the temperature is required to reach 230 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763489.6A CN108748963B (en) | 2018-07-12 | 2018-07-12 | Waste discharge and air supply device for polyester film horizontal drawing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763489.6A CN108748963B (en) | 2018-07-12 | 2018-07-12 | Waste discharge and air supply device for polyester film horizontal drawing box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108748963A CN108748963A (en) | 2018-11-06 |
| CN108748963B true CN108748963B (en) | 2023-12-19 |
Family
ID=63973638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810763489.6A Active CN108748963B (en) | 2018-07-12 | 2018-07-12 | Waste discharge and air supply device for polyester film horizontal drawing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108748963B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111070512A (en) * | 2019-12-17 | 2020-04-28 | 大连橡胶塑料机械有限公司 | Separation and purification device for volatile substances in thin film |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201062845Y (en) * | 2006-10-31 | 2008-05-21 | 广东西屋康达空调有限公司 | Step heat reclamation, constant temperature and constant humidity air-conditioning unit |
| CN202015568U (en) * | 2011-02-22 | 2011-10-26 | 山东欧锴空调科技有限公司 | Heat recovery type dehumidifying machine set |
| CN103727606A (en) * | 2013-12-30 | 2014-04-16 | 南京航空航天大学 | Rotary wheel dehumidification system with vortex tube for performing cooling and regenerating and air processing method for rotary wheel dehumidification system |
| CN205137782U (en) * | 2015-11-19 | 2016-04-06 | 青岛被动屋工程技术有限公司 | New wind -heat recycling processed system |
| CN106016526A (en) * | 2016-07-12 | 2016-10-12 | 淄博气宇空调节能设备有限公司 | Wall-mounted fresh air purifier |
| CN106801949A (en) * | 2017-03-23 | 2017-06-06 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving fresh air processing equipment |
| CN208646022U (en) * | 2018-07-12 | 2019-03-26 | 浙江和顺塑业有限公司 | A kind of horizontal drawing case waste discharge air compensation device of polyester film |
-
2018
- 2018-07-12 CN CN201810763489.6A patent/CN108748963B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201062845Y (en) * | 2006-10-31 | 2008-05-21 | 广东西屋康达空调有限公司 | Step heat reclamation, constant temperature and constant humidity air-conditioning unit |
| CN202015568U (en) * | 2011-02-22 | 2011-10-26 | 山东欧锴空调科技有限公司 | Heat recovery type dehumidifying machine set |
| CN103727606A (en) * | 2013-12-30 | 2014-04-16 | 南京航空航天大学 | Rotary wheel dehumidification system with vortex tube for performing cooling and regenerating and air processing method for rotary wheel dehumidification system |
| CN205137782U (en) * | 2015-11-19 | 2016-04-06 | 青岛被动屋工程技术有限公司 | New wind -heat recycling processed system |
| CN106016526A (en) * | 2016-07-12 | 2016-10-12 | 淄博气宇空调节能设备有限公司 | Wall-mounted fresh air purifier |
| CN106801949A (en) * | 2017-03-23 | 2017-06-06 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving fresh air processing equipment |
| CN208646022U (en) * | 2018-07-12 | 2019-03-26 | 浙江和顺塑业有限公司 | A kind of horizontal drawing case waste discharge air compensation device of polyester film |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108748963A (en) | 2018-11-06 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 313219 No. 69, Dingsheng Road, Linhang Industrial Zone, LEIDIAN Town, Deqing County, Huzhou City, Zhejiang Province Applicant after: ZHEJIANG HESHUN NEW MATERIAL Co.,Ltd. Address before: 313200 Dingsheng Road, Linhang Industrial Zone, Deqing County, Huzhou City, Zhejiang Province Applicant before: ZHEJIANG HESHUN PLASTIC CO.,LTD. |
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