CN107774484B - Treatment system for recycling UV paint and recycling treatment method thereof - Google Patents

Treatment system for recycling UV paint and recycling treatment method thereof Download PDF

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Publication number
CN107774484B
CN107774484B CN201710980561.6A CN201710980561A CN107774484B CN 107774484 B CN107774484 B CN 107774484B CN 201710980561 A CN201710980561 A CN 201710980561A CN 107774484 B CN107774484 B CN 107774484B
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paint
separator
recovery
recycling
filter
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CN107774484A (en
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傅太平
张景钦
吴德珊
傅灿煌
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Quanzhou Tianlong Environmental Engineering Co ltd
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Quanzhou Tianlong Environmental Engineering Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse 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

Abstract

The invention provides a treatment system for recovering UV paint and a recovery treatment method thereof, wherein the system comprises a primary recovery unit, the UV paint is drained into a UV paint recovery funnel and is separated from cured UV paint through a separation and filtration unit, and the atomized UV paint is treated through the atomized UV paint recovery unit and is sequentially subjected to separation, filtration and condensation; and the solidified UV paint passes through a solidified UV paint recovery unit and sequentially passes through a vibrating screen, spraying and separation. According to the invention, the UV paint in the paint spraying process is recycled, two processing routes of the mist UV paint and the solidified UV paint are respectively arranged, more than 80% of lost UV paint in the paint spraying process can be recycled, and the whole system is recycled in a closed space, so that the recycling quality is ensured, and the requirements of different objects to be painted can be met.

Description

Treatment system for recycling UV paint and recycling treatment method thereof
Technical Field
The invention relates to a paint recycling system, in particular to a processing system for recycling UV paint and a recycling processing method thereof.
Background
The UV paint is in a foggy state in the spraying process, and a certain part of the paint is cured under the irradiation of an external environment or a fluorescent lamp, so that the lost paint cannot be effectively utilized, waste is caused, and the environment is polluted.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide a treatment system for recycling UV paint and a recycling method thereof, so as to overcome the defects in the prior art.
In order to achieve the above object, the present invention provides a treatment system for recovering UV paint, the system comprising a primary recovery unit, a separation filtration unit, a mist UV paint recovery unit and a curing UV paint recovery unit; the primary recovery unit comprises a UV paint recovery plate, a UV paint recovery funnel, a flow diverter and a first fan; the UV paint recovery plate is arranged on one side of the UV paint recovery funnel, the other side of the UV paint recovery funnel is provided with a flow diverter, the tail end of the flow diverter is connected with a first fan, and the UV paint recovery plate is arranged below an object to be painted through angle adjustment and used for recovering UV paint in the paint spraying process; the separation and filtration unit comprises a first separator and a filter screen; the first separator is arranged at the large-caliber end of the UV paint recovery funnel, and the filter screen is arranged at the small-caliber end of the UV paint recovery funnel so as to separate the cured UV paint and the vaporous UV paint; the mist UV paint recovery unit comprises a second separator, a filter, a coalescer and a second fan; the first separator is upwards communicated with a second separator through a bent pipe, the second separator is communicated with a filter through a pipeline, the filter is communicated with a condenser through a pipeline, and the tail end of the pipeline of the filter is connected with a second fan so as to recover the atomized UV paint; the curing UV paint recovery unit comprises a recovery box body, a vibration screen, a spraying device and a third separator; the heavy-calibre end setting of UV lacquer recovery funnel is in the open-top department of retrieving the box, and the small-calibre end setting of UV lacquer recovery funnel is in the top of the screen cloth that shakes, and the below of the screen cloth that shakes encircles and is equipped with a spray set, and spray set's below is provided with the third separator to retrieve solidification UV lacquer.
As a further explanation of the treatment system according to the present invention, preferably, the bottom of the filter is connected to a water collection tank via a pipe, and the water collection tank is respectively communicated with the flow diverter and the spray device via a pipe.
As a further explanation of the treatment system of the present invention, it is preferable that the water collection tank and the flow diverter are controlled by a first solenoid valve, the flow diverter and the first fan are controlled by a third solenoid valve, when the third solenoid valve is opened, the flow diverter guides the UV paint into the UV paint recovery hopper, and when the third solenoid valve and the first solenoid valve are simultaneously opened, the flow diverter sprays the filter screen by the water flow.
As a further illustration of the treatment system according to the invention, it is preferred that the water collection tank is controlled by a second solenoid valve with the spraying device.
As a further description of the treatment system of the present invention, it is preferable that the flow diverter is provided with a rotary spray head to adjust the direction of the flow diverter; the rotary spray head is provided with a plurality of round pipes to strengthen the strength of air injection or water injection.
As a further explanation of the treatment system of the present invention, it is preferable that a glass fiber filter layer is disposed in the third separator to remove large particles in the cured UV paint; an active fiber layer is arranged in the second separator to remove small particles in the atomized UV paint.
In order to achieve another object of the present invention, the present invention further provides a recycling method using the processing system, the recycling method comprising the steps of:
step 1): adjusting the angle of the UV paint recovery plate to enable the UV paint recovery plate to be arranged below an object to be painted and used for recovering UV paint in the paint spraying process;
step 2): opening the third electromagnetic valve, starting the first fan, and adjusting the angle of the flow diverter to divert the UV paint into the UV paint recovery funnel;
and step 3): starting a second fan, pumping the vaporous UV paint into a first separator, separating a part of pumped cured UV paint by the first separator, and filtering the cured UV paint to a vibrating screen by a filter screen under the action of gravity;
and step 4): the atomized UV paint separated by the first separator enters a second separator to separate small particles in the atomized UV paint, then enters a filter to filter water, and then enters a coagulator to be collected;
step 5): and opening the second electromagnetic valve, filtering the solidified UV paint to the vibrating screen by the filter screen, wetting the solidified UV paint by the spraying device under the vibration of the vibrating screen, separating large particles in the solidified UV paint by the third separator, and finally collecting the large particles to the bottom of the recovery box body.
As a further description of the recycling method of the present invention, preferably, after the primary painting is completed, the first fan is turned off, and the first electromagnetic valve is turned on to perform the primary cleaning on the filter screen.
According to the invention, the UV paint in the paint spraying process is recovered, two treatment routes of the mist UV paint and the solidified UV paint are respectively arranged, more than 80% of lost UV paint in the paint spraying process can be recovered, the whole system is recovered in a closed space, the recovery quality is ensured, and the requirements of different objects to be painted can be met.
Drawings
Fig. 1 is a schematic view of the structure of a treatment system for recycling UV paint according to the present invention.
Detailed Description
To further understand the structure, characteristics and other objects of the present invention, the following detailed description is given with reference to the accompanying preferred embodiments, which are only used to illustrate the technical solutions of the present invention and are not to limit the present invention.
As shown in fig. 1, fig. 1 is a schematic structural diagram of a processing system for recovering UV paint according to the present invention, the system includes a primary recovery unit 1, a separation filter unit 2, a mist UV paint recovery unit 3, and a cured UV paint recovery unit 4; the primary recovery unit 1 comprises a UV paint recovery plate 11, a UV paint recovery funnel 12, a flow diverter 13 and a first fan 14; the UV paint recovery plate 11 is arranged on one side of the UV paint recovery funnel 12, and the other side of the UV paint recovery funnel 12 is provided with a flow diverter 13, preferably, the flow diverter 13 is provided with a rotary spray head to adjust the direction of the flow diverter 13; a plurality of circular pipes are arranged on the rotary spray head to strengthen the strength of air injection or water injection; the end of the flow guider 13 is connected with a first fan 14, and the UV paint recovery plate 11 is arranged below an object to be painted through adjusting the angle and is used for recovering UV paint in the painting process.
The separation filter unit 2 includes a first separator 21 and a filter screen 22; the first separator 21 is disposed at a large-diameter end of the UV paint recovery funnel 12, and the filter screen 22 is disposed at a small-diameter end of the UV paint recovery funnel 12 to separate the cured UV paint and the misty UV paint.
The mist UV varnish recovery unit 3 includes a second separator 31, a filter 32, a condenser 33, and a second fan 34; the first separator 21 is connected to the second separator 31 upwardly through a bent pipe, the second separator 31 is connected to the filter 32 through a pipe, the filter 32 is connected to the condenser 33 through a pipe, and the end of the pipe of the filter 32 is connected to the second fan 34 to recover the UV paint in mist form.
The curing UV paint recovery unit 4 comprises a recovery box body 41, a vibrating screen 42, a spraying device 43 and a third separator 44; the large-caliber end of the UV paint recovery funnel 12 is arranged at the opening at the top of the recovery box body 41, the small-caliber end of the UV paint recovery funnel 12 is arranged above the vibration screen 42, a spraying device 43 is annularly arranged below the vibration screen 42, and a third separator 44 is arranged below the spraying device 43 so as to recover and solidify UV paint; preferably, a glass fiber filter layer is arranged in the third separator 44 to remove large particles in the cured UV paint; an active fiber layer is provided in the second separator 31 to remove small particles in the mist of UV paint.
Preferably, the bottom of the filter 32 is connected with the water collecting tank 35 through a pipeline, and the water collecting tank 35 is respectively communicated with the flow diverter 13 and the spraying device 43 through pipelines; the water collecting tank 35 and the flow diverter 13 are controlled by a first electromagnetic valve 101, the flow diverter 13 and the first fan 14 are controlled by a third electromagnetic valve 103, when the third electromagnetic valve 103 is opened, the flow diverter 13 leads UV paint to enter the UV paint recovery funnel 12, and when the third electromagnetic valve 103 and the first electromagnetic valve 101 are opened simultaneously, the flow diverter 13 sprays the filter screen 22 by water flow; the water collecting tank 35 and the spraying device 43 are controlled by a second electromagnetic valve 102.
The invention also provides a recycling method using the processing system, which comprises the following steps: step 1): adjusting the angle of the UV paint recovery plate 11 to enable the UV paint recovery plate 11 to be arranged below an object to be painted and used for recovering UV paint in the paint spraying process; step 2): the third electromagnetic valve 103 is opened firstly, then the first fan 14 is started, and the angle of the flow diverter 13 is adjusted, so that the UV paint is diverted into the UV paint recovery funnel 12; step 3): starting the second fan 34, sucking the mist UV paint into the first separator 21, separating a part of the sucked cured UV paint by the first separator 21, and filtering the cured UV paint to the vibrating screen 42 by the filter screen 22 under the action of gravity; and step 4): the atomized UV paint separated by the first separator 21 enters the second separator 31 to separate small particles in the atomized UV paint, enters the filter 32 to filter water, and then enters the coalescer 33 to be collected; step 5): the second electromagnetic valve 102 is opened, the curing UV paint filtered to the vibrating screen 42 by the filter screen 22 is wetted by the spraying device 43 under the vibration of the vibrating screen 42, and large particles in the curing UV paint are separated by the third separator 44 and finally collected to the bottom of the recovery box 41.
After the primary paint spraying is finished, the first fan 14 is closed, the first electromagnetic valve 101 is opened, and the filter screen 22 is cleaned for the primary time; or, the filter screen 22 is cleaned once at intervals to ensure that the cured UV paint smoothly enters the vibrating screen 42.
It should be noted that the above summary and the detailed description are intended to demonstrate the practical application of the technical solutions provided by the present invention, and should not be construed as limiting the scope of the present invention. Various modifications, equivalent substitutions, or improvements may be made by those skilled in the art within the spirit and principles of the invention. The scope of the invention is to be determined by the appended claims.

Claims (6)

1. A treatment system for recycling UV paint is characterized by comprising a primary recycling unit (1), a separation filtering unit (2), a mist UV paint recycling unit (3) and a curing UV paint recycling unit (4); wherein the content of the first and second substances,
the primary recovery unit (1) comprises a UV paint recovery plate (11), a UV paint recovery funnel (12), a flow diverter (13) and a first fan (14); the UV paint recycling plate (11) is arranged on one side of the UV paint recycling funnel (12), the other side of the UV paint recycling funnel (12) is provided with a flow diverter (13), the tail end of the flow diverter (13) is connected with a first fan (14), and the UV paint recycling plate (11) is arranged below an object to be painted through angle adjustment and used for recycling UV paint in the paint spraying process;
the separation and filtration unit (2) comprises a first separator (21) and a filter screen (22); the first separator (21) is arranged at the large-caliber end of the UV paint recovery funnel (12), and the filter screen (22) is arranged at the small-caliber end of the UV paint recovery funnel (12) to separate the cured UV paint from the atomized UV paint;
the mist UV paint recovery unit (3) comprises a second separator (31), a filter (32), a coalescer (33) and a second fan (34); the first separator (21) is upwards communicated with the second separator (31) through a bent pipe, the second separator (31) is communicated with the filter (32) through a pipeline, the filter (32) is communicated with the condenser (33) through a pipeline, and the tail end of the pipeline of the filter (32) is connected with the second fan (34) to recycle the atomized UV paint;
the curing UV paint recovery unit (4) comprises a recovery box body (41), a vibrating screen mesh (42), a spraying device (43) and a third separator (44); the large-caliber end of the UV paint recovery funnel (12) is arranged at an opening at the top of the recovery box body (41), the small-caliber end of the UV paint recovery funnel (12) is arranged above the vibrating screen (42), a spraying device (43) is annularly arranged below the vibrating screen (42), and a third separator (44) is arranged below the spraying device (43) so as to recover and solidify UV paint;
the bottom of the filter (32) is connected with a water collecting tank (35) through a pipeline, and the water collecting tank (35) is respectively communicated with the flow diverter (13) and the spraying device (43) through pipelines; the drainage device (13) is provided with a rotary spray head so as to adjust the direction of the drainage device (13); the rotary spray head is provided with a plurality of round pipes to strengthen the strength of air injection or water injection.
2. The treatment system according to claim 1, wherein the water collection tank (35) and the flow diverter (13) are controlled by a first solenoid valve (101), the flow diverter (13) and the first fan (14) are controlled by a third solenoid valve (103), the flow diverter (13) directs the UV paint into the UV paint recovery hopper (12) when the third solenoid valve (103) is open, and the flow diverter (13) sprays the filter screen (22) with a flow of water when the third solenoid valve (103) and the first solenoid valve (101) are simultaneously open.
3. Treatment system according to claim 1, characterized in that the connection between the water collection tank (35) and the spraying device (43) is controlled by means of a second solenoid valve (102).
4. The treatment system of claim 1, wherein a fiberglass filter is disposed within the third separator (44) to remove large particulates within the cured UV paint; an active fiber layer is arranged in the second separator (31) to remove small particles in the atomized UV paint.
5. A recycling method using the processing system according to any one of claims 1 to 4, wherein the recycling method comprises the steps of:
step 1): adjusting the angle of the UV paint recovery plate (11) so that the UV paint recovery plate (11) is arranged below an object to be painted and used for recovering UV paint in the paint spraying process;
step 2): the third electromagnetic valve (103) is opened, then the first fan (14) is started, and the angle of the flow diverter (13) is adjusted, so that the UV paint is diverted into the UV paint recovery funnel (12);
step 3): starting a second fan (34), sucking the atomized UV paint into a first separator (21), separating a part of the sucked cured UV paint by the first separator (21), and filtering the cured UV paint to a vibrating screen (42) by a filter screen (22) under the action of gravity;
step 4): the atomized UV paint separated by the first separator (21) enters a second separator (31) to separate small particles in the atomized UV paint, then enters a filter (32) to filter water, and then enters a coagulator (33) to be collected;
step 5): and opening the second electromagnetic valve (102), filtering the cured UV paint which is filtered to the vibrating screen (42) by the filter screen (22), wetting the cured UV paint by the spraying device (43) under the vibration of the vibrating screen (42), separating large particles in the cured UV paint by the third separator (44), and finally collecting the large particles to the bottom of the recovery box body (41).
6. A recycling method according to claim 5, characterized in that after the completion of a painting operation, the first fan (14) is turned off, the first solenoid valve (101) is opened and the filter screen (22) is cleaned once.
CN201710980561.6A 2017-10-19 2017-10-19 Treatment system for recycling UV paint and recycling treatment method thereof Active CN107774484B (en)

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CN107774484B true CN107774484B (en) 2022-12-27

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010054212A1 (en) * 2010-12-11 2012-06-14 Eisenmann Ag Plant for painting objects
CN103301988A (en) * 2013-06-28 2013-09-18 天津市圣德璐家具有限公司 Spray booth
CN204429548U (en) * 2014-11-10 2015-07-01 苏州特铭精密科技有限公司 A kind of UV paints spray-painting production line
CN204656807U (en) * 2015-05-23 2015-09-23 江苏景中景工业涂装设备有限公司 New Environment Protection Technology paint spraying and baking plant waste gases treatment system
CN204710078U (en) * 2015-04-24 2015-10-21 上海梓昂环保科技有限公司 A kind of heavy duty detergent spray paint waste gas purification device
CN105903301A (en) * 2016-06-07 2016-08-31 四川英诺环保设备有限公司 Paint slag waste gas treating system and method
CN205760278U (en) * 2016-05-16 2016-12-07 福建省天朗环保设备有限公司 A kind of coating cloud recovering and purifying system
CN206535372U (en) * 2017-03-07 2017-10-03 浙江澳蓝环保科技有限公司 New waste gas filtration and adsorption treatment device
CN207413696U (en) * 2017-10-19 2018-05-29 泉州市天龙环境工程有限公司 A kind of processing system for recycling UV paints

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009518166A (en) * 2005-12-08 2009-05-07 金利旺實業股▲ふん▼有限公司 Waste paint treatment structure of coating machine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010054212A1 (en) * 2010-12-11 2012-06-14 Eisenmann Ag Plant for painting objects
CN103301988A (en) * 2013-06-28 2013-09-18 天津市圣德璐家具有限公司 Spray booth
CN204429548U (en) * 2014-11-10 2015-07-01 苏州特铭精密科技有限公司 A kind of UV paints spray-painting production line
CN204710078U (en) * 2015-04-24 2015-10-21 上海梓昂环保科技有限公司 A kind of heavy duty detergent spray paint waste gas purification device
CN204656807U (en) * 2015-05-23 2015-09-23 江苏景中景工业涂装设备有限公司 New Environment Protection Technology paint spraying and baking plant waste gases treatment system
CN205760278U (en) * 2016-05-16 2016-12-07 福建省天朗环保设备有限公司 A kind of coating cloud recovering and purifying system
CN105903301A (en) * 2016-06-07 2016-08-31 四川英诺环保设备有限公司 Paint slag waste gas treating system and method
CN206535372U (en) * 2017-03-07 2017-10-03 浙江澳蓝环保科技有限公司 New waste gas filtration and adsorption treatment device
CN207413696U (en) * 2017-10-19 2018-05-29 泉州市天龙环境工程有限公司 A kind of processing system for recycling UV paints

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