CN102820374A - Production equipment of back film of solar battery pack - Google Patents
Production equipment of back film of solar battery pack Download PDFInfo
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- CN102820374A CN102820374A CN201210257147XA CN201210257147A CN102820374A CN 102820374 A CN102820374 A CN 102820374A CN 201210257147X A CN201210257147X A CN 201210257147XA CN 201210257147 A CN201210257147 A CN 201210257147A CN 102820374 A CN102820374 A CN 102820374A
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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
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Abstract
The invention relates to production equipment of a back film of a solar battery pack, which comprises an unreeling device, a coating device, a drying channel area, a reeling device, a middle traction mechanism and a detection platform. Transitional areas are arranged at both ends of the drying channel area. The coating device comprises a front coating device and a back coating device which are respectively arranged outside the ends of the two transitional areas. The drying channel area and the transitional area consist of upper and lower layers in strip-like box shape. The unreeling and reeling devices are arranged at one end of the front coating device. The upper drying channel and the lower drying channel respectively comprise infrared heating sections and oil heating sections. The transitional areas are respectively the first and second transitional areas, and comprise leveling sections and cooling sections. The total lengths of the drying channel area and the transitional area are 50-100m. The production equipment of the back film of the solar battery pack is reasonable in design, concise in structure, automatically controlled, convenient to operate, uniform in coating thickness, high in attaching force and excellent in performance. The production equipment is particularly suitable for producing the back film TPT of the solar battery pack. Front and back coatings are completed in a same flow. The production equipment is further used for producing the back film TPE of the solar battery pack, the production efficiency is improved and the production cost is lowered.
Description
Technical field
The invention belongs to solar battery technology, particularly relate to a kind of production equipment of solar array back film.
Background technology
Solar array back film is the structural encapsulating material of solar cell, is used for the substrate of solar cell, has excellent electric insulating ability, uvioresistant and corrosion resistance, can play a very good protection.Solar array back film is to be basement membrane with the PET film, and the surface is a fluorine-containing coat.The existing TPT of solar array back film and two kinds of products of TPE, TPT promptly all is coated with fluoro-containing coating on two surfaces of PET film, form fluorine-containing coat, and TPE promptly is coated with fluoro-containing coating in the one side of PET film, forms fluorine-containing coat, and another side then substitutes fluorine-containing coat by the EVA layer.CN 101378095 B disclose a kind of solar array back film production method and equipment.This invention production equipment comprises unwinding device, pretreatment unit, plater, drying tunnel, collating unit, wrap-up and drying device, has realized the automated production of solar array back film, and coating layer thickness is even, and adhesive force is high, function admirable.But when this equipment is used to produce solar array back film TPT; Must implement in two steps; Promptly earlier to wherein simultaneously being coated with; Comprise unreel, preliminary treatment, coating, oven dry, arrangement, rolling and drying steps, and then another side is coated with, comprise equally unreel, preliminary treatment, coating, oven dry, arrangement, rolling and drying steps.Because two finishing coats need make two bites at a cherry, and have influenced production efficiency, have also improved production cost.CN 101872807 B disclose a kind of back panel of solar photovoltaic module production equipment; It comprises unwinding device, pretreatment unit, plater, drying tunnel, collating unit, wrap-up and receives little winding apparatus; Likewise; When adopting this device fabrication solar array back film TPT, two finishing coats need make two bites at a cherry.
Summary of the invention
The present invention is the deficiency that overcomes above-mentioned prior art, has proposed a kind of production equipment of solar array back film.The present invention is particularly useful for producing solar array back film TPT, and tow sides are coated on same flow process and accomplish, and also can be used for producing solar array back film TPE, and production efficiency improves, and production cost reduces.
The technical scheme that technical solution problem of the present invention is taked is: a kind of production equipment of solar array back film; Comprise unwinding device, plater, drying tunnel district, wrap-up; Haulage gear and detection platform in the middle of also comprising; The two ends in said drying tunnel district are transition region, and said plater is respectively face-coating device and reverse side plater; Said drying tunnel district and transition region are double-layer structure up and down, elongated casing shape; Said face-coating device and reverse side plater are arranged at the outside, two transition region ends respectively.
As a kind of preferred, said unwinding device by the double unreeling structure with unreel haulage gear and form; Said wrap-up is made up of double rolling-up mechanism and rolling haulage gear; Said unwinding device and wrap-up all are arranged at an end that is provided with the face-coating device.
As a kind of preferred, said drying tunnel is distinguished and is made as lower floor's drying tunnel and upper strata drying tunnel, and said lower floor drying tunnel and upper strata drying tunnel comprise infrared heating section and oily bringing-up section respectively; Said transition region is divided into first transition region and second transition region, and said first transition region and second transition region comprise levelling section and cooling section respectively; Said understructure is followed successively by the levelling section of first transition region, the infrared heating section of lower floor's drying tunnel and the cooling section of the oily bringing-up section and second transition region from face-coating device one end beginning; The plater one end beginning is followed successively by the levelling section of second transition region, the infrared heating section of upper strata drying tunnel and the cooling section of the oily bringing-up section and first transition region to said superstructure from the negative; Said understructure front portion is the face-coating device, and more the front portion is a unwinding device, and said understructure rear portion is middle haulage gear; Said superstructure front portion is the reverse side plater, and more the front portion is middle haulage gear, and said superstructure rear portion is a wrap-up, and between the rolling haulage gear of said wrap-up and double rolling-up mechanism, is provided with detection platform.
As a kind of preferred, the drying tunnel district of double-layer structure and the total length of transition region are 50 ~ 100m about the described elongated casing shape.
Preferred as further, it is provided with automatic control system, and said unwinding device and wrap-up are carried out control automatically and then the coating speed of said face-coating device and reverse side plater is carried out control automatically; And the set infrared heating section of said lower floor drying tunnel and upper strata drying tunnel and the heating-up temperature of oily bringing-up section carried out control automatically.
The flow process that adopts the present invention to carry out solar array back film TPT production is: the PET basement membrane is emitted after the face-coating device carries out the front coating by unwinding device; Get into the levelling section of first transition region; Then through the infrared heating section and the oily bringing-up section of lower floor's drying tunnel; Get into the cooling section of second transition region again, under the mating reaction of middle haulage gear, send into the reverse side plater and carry out the reverse side coating, get into the levelling section of second transition region then; And through the upper strata infrared heating section and the oily bringing-up section of drying tunnel; Get into the cooling section of first transition region again, and under the rolling haulage gear mating reaction of wrap-up, get into detection platform, the TPT after detecting accomplishes rolling by the double rolling-up mechanism of wrap-up.If carry out solar array back film TPE production, then by above-mentioned flow process, the infrared heating section and the heating of oily bringing-up section that stop coating of reverse side plater and upper strata drying tunnel get final product.
In the production process of the present invention, implement the control of coating speed and heating-up temperature by automatic control system.The infrared heating section in drying tunnel district adopts the heating of far infrared quartz glass tube lamp, and temperature is controlled at 80 ~ 110 ℃, and oily bringing-up section adopts heat-conducting oil heating, and temperature is controlled at 90 ~ 130 ℃; The levelling section of transition region adopts the nature levelling, and cooling section adopts natural cooling.Coating speed is controlled at 3 ~ 10m/min.
Solar array back film production equipment of the present invention, reasonable in design, structure is simple and clear, can control automatically, and easy to operate, coating layer thickness is even, and adhesive force is high, function admirable.Be particularly useful for producing solar array back film TPT, tow sides are coated on same flow process and accomplish, and also can be used for producing solar array back film TPE.Production efficiency improves, and production cost reduces.
Description of drawings
Fig. 1 is a kind of embodiment structural representation of the present invention.
Fig. 2 is an I place enlarged diagram among Fig. 1.
Wherein, 1-unwinding device, 1.1-double unreeling structure, 1.2-unreel haulage gear, 2-face-coating device, 3-wrap-up, 3.1-double rolling-up mechanism, 3.2-rolling haulage gear, 4-first transition region, the 5-first transition region cooling section, 6-drying tunnel district, 7-upper strata drying tunnel oil bringing-up section, 8-upper strata drying tunnel infrared heating section, the 9-second transition region levelling section, 10-second transition region, 11-reverse side plater, the middle haulage gear of 12-, the 13-second transition region cooling section, 14-lower floor drying tunnel oil bringing-up section, 15-lower floor drying tunnel infrared heating section, the 16-first transition region levelling section, 17-detection platform.
Embodiment
As depicted in figs. 1 and 2; Comprise unwinding device 1 and wrap-up 3, face-coating device 2 and reverse side plater 11, drying tunnel district 6, middle haulage gear 12, detection platform 17 and automatic control system; The two ends in drying tunnel district 6 are respectively first transition region 4 and second transition region 10; Drying tunnel district 6 with transition region be about double-layer structure, elongated casing shape; Face-coating device 2 is arranged at first transition region 4 and the outside, second transition region, 10 ends respectively with reverse side plater 11.Unwinding device 1 by double unreeling structure 1.1 with unreel haulage gear 1.2 and form; Wrap-up 3 is made up of double rolling-up mechanism 3.1 and rolling haulage gear 3.2; Unwinding device 1 all is arranged at an end that is provided with face-coating device 2 with wrap-up 3.Drying tunnel district 6 is divided into lower floor's drying tunnel and upper strata drying tunnel, and lower floor's drying tunnel comprises infrared heating section 15 and oily bringing-up section 14, and the upper strata drying tunnel comprises infrared heating section 8 and oily bringing-up section 7; First transition region 4 comprises that levelling section 16 and cooling section 5, the second transition regions 10 comprise levelling section 9 and cooling section 13.Understructure is followed successively by the levelling section 16 of first transition region 4, the infrared heating section 15 of lower floor's drying tunnel and the cooling section 13 of the oily bringing-up section 14 and second transition region 10 from face-coating device 2 one ends beginnings; The plater 11 1 ends beginning is followed successively by the levelling section 9 of second transition region 10, the infrared heating section 8 of upper strata drying tunnel and the cooling section 5 of the oily bringing-up section 7 and first transition region 4 to superstructure from the negative; The understructure front portion is a face-coating device 2, and more the front portion is a unwinding device 1, and the understructure rear portion is middle haulage gear 12; The superstructure front portion is a reverse side plater 11, and more the front portion is middle haulage gear 12, and the superstructure rear portion is a wrap-up 3, is provided with detection platform 17 at the rolling haulage gear 3.2 and 3.1 of the double rolling-up mechanisms of wrap-up 3.The total length of drying tunnel district 6 and first transition region 4 and second transition region 10 is 86m, and wherein, the infrared heating section 8 of upper strata drying tunnel and the infrared heating section 15 of lower floor's drying tunnel are 10m, and the oily bringing-up section 7 of upper strata drying tunnel and the oily bringing-up section 14 of lower floor's drying tunnel are 60m.The coating speed that automatic control system is carried out control automatically and then frontal plater 2 and reverse side plater 11 to unwinding device 1 and wrap-up 3 is carried out control automatically; And to the set infrared heating section 15 of lower floor's drying tunnel and upper strata drying tunnel and 8 and the heating-up temperature of oily bringing-up section 14 and 7 carry out control automatically.
During practical operation; The PET basement membrane is emitted after face-coating device 2 carries out the front coating by unwinding device 1; Get into the levelling section 16 of first transition region 4, through the infrared heating section 15 and oily bringing-up section 14 of lower floor's drying tunnel, get into the cooling section 13 of second transition region 10 more then; Under the mating reaction of middle haulage gear 12, send into reverse side plater 11 and carry out the reverse side coating; Get into the levelling section 9 of second transition region 10 then, and through the upper strata infrared heating section 8 and oily bringing-up section 7 of drying tunnel, get into the cooling section 5 of first transition region 4 again; And under rolling haulage gear 3.2 mating reactions of wrap-up 3, getting into detection platform 17, the TPT after detecting accomplishes rolling by the double rolling-up mechanism 3.1 of wrap-up 3.The infrared heating section 15 in drying tunnel district 6 and 8 adopts the heating of far infrared quartz glass tube lamp, and oily bringing-up section 14 and 7 adopts heat-conducting oil heating, and the levelling section of transition region adopts the nature levelling, and cooling section adopts natural cooling.Heating-up temperature by automatic controlling system infrared heating section 15 and 8 is 98 ℃, and the heating-up temperature of controlling oily bringing-up section 14 and 7 is 110 ℃; And the control coating speed is 8m/min.
Claims (5)
1. the production equipment of a solar array back film comprises unwinding device, plater, drying tunnel district, wrap-up; It is characterized in that, haulage gear and detection platform in the middle of also comprising, the two ends in said drying tunnel district are transition region, said plater is respectively face-coating device and reverse side plater; Said drying tunnel district and transition region are double-layer structure up and down, elongated casing shape; Said face-coating device and reverse side plater are arranged at the outside, two transition region ends respectively.
2. the production equipment of solar array back film according to claim 1 is characterized in that, said unwinding device by the double unreeling structure with unreel haulage gear and form; Said wrap-up is made up of double rolling-up mechanism and rolling haulage gear; Said unwinding device and wrap-up all are arranged at an end that is provided with the face-coating device.
3. the production equipment of solar array back film according to claim 1 is characterized in that, said drying tunnel is distinguished and is made as lower floor's drying tunnel and upper strata drying tunnel, and said lower floor drying tunnel and upper strata drying tunnel comprise infrared heating section and oily bringing-up section respectively; Said transition region is divided into first transition region and second transition region, and said first transition region and second transition region comprise levelling section and cooling section respectively; Said understructure is followed successively by the levelling section of first transition region, the infrared heating section of lower floor's drying tunnel and the cooling section of the oily bringing-up section and second transition region from face-coating device one end beginning; The plater one end beginning is followed successively by the levelling section of second transition region, the infrared heating section of upper strata drying tunnel and the cooling section of the oily bringing-up section and first transition region to said superstructure from the negative; Said understructure front portion is the face-coating device, and more the front portion is a unwinding device, and said understructure rear portion is middle haulage gear; Said superstructure front portion is the reverse side plater, and more the front portion is middle haulage gear, and said superstructure rear portion is a wrap-up, and between the rolling haulage gear of said wrap-up and double rolling-up mechanism, is provided with detection platform.
4. the production equipment of solar array back film according to claim 1 is characterized in that, the drying tunnel district of double-layer structure and the total length of transition region are 50 ~ 100m about the described elongated casing shape.
5. according to the production equipment of any described solar array back film of claim 1 to 4; It is characterized in that; Be provided with automatic control system, said unwinding device and wrap-up are carried out control automatically and then the coating speed of said face-coating device and reverse side plater is carried out control automatically; And the set infrared heating section of said lower floor drying tunnel and upper strata drying tunnel and the heating-up temperature of oily bringing-up section carried out control automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257147XA CN102820374A (en) | 2012-07-24 | 2012-07-24 | Production equipment of back film of solar battery pack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257147XA CN102820374A (en) | 2012-07-24 | 2012-07-24 | Production equipment of back film of solar battery pack |
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| CN102820374A true CN102820374A (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210257147XA Pending CN102820374A (en) | 2012-07-24 | 2012-07-24 | Production equipment of back film of solar battery pack |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107241A (en) * | 2013-01-25 | 2013-05-15 | 山东四季欣盛科技有限公司 | Manufacturing technique of solar cell back film |
| CN107611206A (en) * | 2017-09-09 | 2018-01-19 | 汕头市华鹰软包装设备总厂有限公司 | A kind of solar battery back film coated on both sides process equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4601260A (en) * | 1985-04-01 | 1986-07-22 | Sovonics Solar Systems | Vertical semiconductor processor |
| CN2919155Y (en) * | 2006-04-04 | 2007-07-04 | 李智 | Two-side coated drying machine |
| CN101872807A (en) * | 2010-05-27 | 2010-10-27 | 姚悦明 | Method for producing back panel of solar photovoltaic module and production equipment |
| CN202678392U (en) * | 2012-07-24 | 2013-01-16 | 海宁博大科技有限公司 | Production equipment of back film of solar battery pack |
-
2012
- 2012-07-24 CN CN201210257147XA patent/CN102820374A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4601260A (en) * | 1985-04-01 | 1986-07-22 | Sovonics Solar Systems | Vertical semiconductor processor |
| CN2919155Y (en) * | 2006-04-04 | 2007-07-04 | 李智 | Two-side coated drying machine |
| CN101872807A (en) * | 2010-05-27 | 2010-10-27 | 姚悦明 | Method for producing back panel of solar photovoltaic module and production equipment |
| CN202678392U (en) * | 2012-07-24 | 2013-01-16 | 海宁博大科技有限公司 | Production equipment of back film of solar battery pack |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107241A (en) * | 2013-01-25 | 2013-05-15 | 山东四季欣盛科技有限公司 | Manufacturing technique of solar cell back film |
| CN103107241B (en) * | 2013-01-25 | 2015-10-14 | 山东四季欣盛科技有限公司 | The production technology of solar battery back film |
| CN107611206A (en) * | 2017-09-09 | 2018-01-19 | 汕头市华鹰软包装设备总厂有限公司 | A kind of solar battery back film coated on both sides process equipment |
| CN107611206B (en) * | 2017-09-09 | 2019-02-12 | 汕头市华鹰软包装设备总厂有限公司 | A kind of solar battery back film coated on both sides process equipment |
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Application publication date: 20121212 |