CN104162491A - 用于静电辅助涂敷系统的直接和间接组合的加载系统 - Google Patents
用于静电辅助涂敷系统的直接和间接组合的加载系统 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/16—Arrangements for supplying liquids or other fluent material
- B05B5/1608—Arrangements for supplying liquids or other fluent material the liquid or other fluent material being electrically conductive
- B05B5/1616—Arrangements for supplying liquids or other fluent material the liquid or other fluent material being electrically conductive and the arrangement comprising means for insulating a grounded material source from high voltage applied to the material
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- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
- B05B5/0533—Electrodes specially adapted therefor; Arrangements of electrodes
Abstract
一种静电辅助涂敷雾化和分配设备,包括喷雾器、电压模块、从喷雾器被分配的非电绝缘涂敷材料源、间接加载设备、以及至少一个高量级电势能源。非电绝缘涂敷材料源连接到电压模块的输入端。电压模块的输出端连接到喷雾器。间接加载设备相对于喷雾器可操作地安装。至少一个高量级电势能源连接到喷雾器的输入端和间接加载设备的输入端。
Description
本申请是申请日为2007年2月8日、国际申请号为PCT/US2007/003368、国家申请号为200780011216.6、发明名称为“用于静电辅助涂敷系统的直接和间接组合的加载系统”的发明专利申请的分案申请。
技术领域
本发明涉及涂敷材料雾化(atomize)、加载和分配系统,包括用于电隔离涂敷分配设备(electrically isolating coating dispensing equipment)的装置,涂敷分配设备从供应给涂敷分配设备的涂敷材料源而维持在高量级的电势能。这种装置通常是已知的,并且通常在下文中称为电压模块。
背景技术
各种静电辅助涂敷设备(electrostatically aided coating equipment)是已知的。例如,以下美国专利示出的装置和系统:6,423,143;6,021,965;5,944,045;RE35,883;5,787,928;5,759,277;5,746,831;5,737,174;5,727,931;5,725;150;5,707,013;5,655,896;5,632,816;5,549,755;5,538,186;5,526,986;5,518,186;5,341,990;5,340,289;5,326,031;5,288,029;5,271,569;5,255,856;5,221,194;5,208,078;5,197,676;5,193,750;5,154,357;5,096,126;5,094,389;5,078,168;5,033,942;4,982,903;4,932,589;4,921,169;4,884,752;4,879,137;4,878,622;4,792,092;4,771,729;4,413,788;4,383,644;4,313,475;4,275,834;4,085,892;4,020,866;4,017,029;3,937,400;3,934,055;3,933,285;3,893,620;3,291,889;3,122,320;3,098,890;2,673,232;2,547,440;和1,655,262;以及WO2005/014178;GB2,166,982;英国专利说明书1,393,333和1,478,853;JP4-267961;JP4-200662;JP7-88407;JP51-54638;JP54-101843,;JP4-66149;JP3-178354;JP3217394和JP3378058。U.S.专利4,337,282也是相关的。在此公开这些参考文献是合并在此作为参考。本清单不意味着代表已经完成所有相应技术的完全检索,也不代表没有比清单中更相关的技术,或清单的技术是专利性材料。也不应该代表任何推断。
与这些公开中所示出和描述的型式典型地有关的系统的一个特征是,将施加到分配装置的高量级势能也穿过电压模块出现。势能导致电应力施加到电压模块零件,其最终可以导致这种零件的故障。因此,要努力地减少施加到喷雾器的势能的量级,以便减少电压模块零件上的电压应力。然而,在过去,这种努力经常不得不带有效率上的不利效果,因为雾化的涂敷材料颗粒会传递到通过雾化涂敷材料颗粒涂敷的物品上(在下文中有时是目标)。这是可以理解的。在现有技术中,减少高量级势能意味着当它们被雾化时,减少传递到涂敷材料颗粒上的电子。
本申请描述了与减少的传递效率相反的努力,而减少的传递效率在过去是减少提供给喷雾器的势能量级。
发明内容
根据本发明的一方面,静电辅助涂敷雾化和分配设备包括喷雾器、电压模块、从喷雾器分配的非电绝缘涂敷材料源、间接加载设备以及高量级电势能的第一和第二源。非电绝缘涂敷材料源连接到电压模块的输入端。电压模块的输出端连接到喷雾器。间接加载设备可操作地相对于喷雾器安装。高量级电势能的第一源连接到喷雾器的输入端。高量级电势能的第二源连接到间接加载设备的输入端。
根据本发明的另一个方面,静电辅助涂敷雾化和分配设备包括喷雾器、电压模块、由喷雾器分配的非电绝缘涂敷材料源、间接加载设备以及高量级电势能源。非电绝缘的涂敷材料源连接到电压模块的输入端。电压模块的输出端连接到喷雾器。间接加载设备可操作地相对于喷雾器安装。高量级电势能源连接到喷雾器输入端和间接加载设备的输入端。
进一步描述,依据这种本发明的这个方面,该设备包括分压器。高量级电势能源通过分压器连接到喷雾器输入端和间接加载设备输入端的至少一个上。
依据本发明这个方面的描述,电压分配器是可选择地调整的。
附图说明
通过参考随后的说明性的实施例和附图的详细说明,本发明可以得到最好地理解。在附图中:
图1示出了现有技术系统的高度概略的侧视图;
图2示出了另一个现有技术系统的高度概略的侧视图;
图3示出了根据本发明构造的系统的高度概略的侧视图,和
图4示出了根据本发明构造的另一个系统的高度概略的侧视图。
具体实施方式
本申请的使用中,用语例如“导电”和“非电绝缘”指的是比描述为“非导电”和“电绝缘”的材料更广范围的导电性。用语例如“半导电”指的是在导电和非导电之间的广泛范围的传导性。
现在参考图1,许多现有技术的系统10设计成实现非电绝缘的静电辅助雾化和分配,例如,使用电压模块12,例如在以上指出的美国和外国专利和公开的申请中示出的各种型式的电压模块,进行涂敷的水基涂层。在这种设置中,非电绝缘的供应源14,例如,水基的涂敷材料,通过输送管道16连接到电压模块12的输入端。
电压模块12的输出端通过输送管道18连接到喷雾器20的输入端,例如,高压或低压空气辅助的或无气的手动或自动喷淋雾化器的一般类型,在以下美国专利和公开申请中示出和描述:2003/0006322;6,712,292;6,698,670;6,669,112;6,572,029;6,460,787;6,402,058;RE36,378;6,276,616;6,189,809;6,179,223;5,836,517;5,829,679;5,803,313;RE35,769;5,639,027;5,618,001;5,582,350;5,553,788;5,400,971;5,395,054;D349,559;5,351,887;5,332,159;5,332,156;5,330,108;5,303,865;5,299,740;5,289,974;5,284,301;5,284,299;5,236,129;5,209,405;5,209,365;5,178,330;5,119,992;5,118,080;5,180,104;D325,241;5,090,623;5,074,466;5,064,119;5,054,687;D318,712;5,022,590;4,993,645;4,934,607;4,934,603;4,927,079;4,911,367;D305,453;D305,452;D305,057;D303,139;4,844,342;4,770,117;4,760,962;4,759,502;4,747,546;4,702,420;4,613,082;4,606,501;D287,266;4,537,357;4,529,131;4,513,913;4,483,483;4,453,670;4,437,614;4,433,812;4,401,268;4.361,283;D270,368;D270,367;D270,180;D270,179;RE30,968;4,331,298;4,248,386;4,214,709;4,174,071;4,174,070;4,169,545;4,165,022;D252,097;4,133,483;4,116,364;4,114,564;4,105,164;4,081,904;4,037,561;4,030,857;4,002,777;4,001,935;3,990,609;3,964,683和3,940,061;和Ransburg model REA3,REA4,REA70,REA90,REM和M-90guns,所有都可以从ITW Ransburg获得,320PhillipsAvenue,Toledo,Ohio,43612-1493;或在以下美国专利中示出和描述的一般类型的旋转雾化器:6,230,993;6,076,751;6,042,030;5,957,395;5,662,278;5,633,306;5,632,448;5,622,563;4,505,430;5,433,387;4,447,008;4,381,079;和4,275,838;和“AerobcllTM Powder Applicator ITW Automatic Division”和“AerobellTM&Aerobell PlusTM Rotary Atomizer,DeVilbiss Ransburg Industrialliquid Systems”。公开这些参考文献合并在此作为参考。本清单不意味着代表所有相应的已经进行了完全的检索,也不代表没有比清单中更相关的现有技术,也不代表清单的技术是专利性材料。也不应该代表任何推断。
在这种设置中,在例如-40KV到-100KV范围内提供电压的高量级电势能源22被连接到喷雾器20的输入端,以便当它们通过喷雾器20雾化时提供电荷到涂敷材料颗粒。源22可以是,例如,在以下美国专利中示出和描述的一般类型:6,562,137;6,423,142;6,144,570;5,978,244;5,159,544;4,745,520;4,506,260;4,485,427;4,324,812;4,187,527;4,075,677;3,894,272;3,875,892和3,851,618。在此公开参考文献合并在此作为参考。本清单不意味着代表进行了所有相应技术的检索,也不代表没有比清单中更相关的技术,也不代表清单的技术是专利性材料。也不应该代表任何推断。
高量级势能从源22连接到喷雾器20的常规区域,在此处发生朝着目标24的雾化和分配的颗粒被传输通过喷雾器20,例如,在接地的输送机26上。当颗粒被分配时它们被加载。由于它们的加载,根据众所周知的原理,颗粒朝着目标24被吸引。通过连接在高量级势能源22和涂敷材料供应源14之间的电压模块12,防止高量级势能从源22到接地的分流,例如,通过典型的接地的涂敷材料供应源14。
在图2中示出了另一个现有技术系统100,上面描述的任何一般类型的,或其它众所周知的型式的喷雾器120设有间接加载设备130,例如在以下美国专利中示出和描述的一般类型的一种:5,085,373;4,955,960;4,872,616;4.852,810;4,771,949;4,760,965;4,143,819;4,114,810;3,408,985;3,952,951;3,393,662;2,960,273和2,890,388。
在这种设置中,非电绝缘供应源114,例如水基的,涂敷材料,被直接连接到喷雾器120的输入端,例如,在上述任一篇指出的美国专利和公开的申请中所示出和描述的一般类型的喷雾器。在例如-40KV到-100KV范围内提供电压的高量级电势能源122连接到间接加载设备130。此外,高量级势能源122可以是,例如,上述任一篇指出的美国专利示出和描述的一般类型。在本系统中,非电绝缘涂敷材料在加载之前被分配,并且通过从间接加载装置130电晕放电间接地加载。由于在间接加载装置130和涂敷材料供应源114之间没有连续的通路,高量级势能源122到接地的分流被避免。
图3示出了根据本发明构造的系统200。在示出的系统中,非电绝缘的供应源214,例如,水基的涂敷材料,通过输送管道216连接到电压模块212的输入端。电压模块212的输出端通过输送管道218连接到喷雾器220的输入端,例如,在上述任何指出的美国专利中示出和描述的一般类型的喷雾器。在例如-40KV到-100KV电压范围内提供电压的高量级电势能源222连接到喷雾器220的输入端,以便当涂敷材料的颗粒被雾化时提供电荷到涂敷材料的颗粒。高量级势能源222可以是,例如,在上述任何指出的美国专利中示出和描述的一般类型。喷雾器220进一步设有间接加载设备230,例如,上述任何指出的美国专利中示出和描述的一般类型。在例如-40KV到-100KV范围内提供电压的电压的高量级电势能源232连接到间接加载装置230。高量级势能源232可以是,例如,上述任何指出的美国专利中示出和描述的一般类型。
这种设置允许源222和232被互相独立控制。在某些设置中,这种灵活性不是必需的,或保证的单独供应源的费用。在这种情况下,可以使用图4示出的设置。在图4中,提供包括固定或可变的阻抗元件334-Z1和334-Z2的高阻抗分压器334,以便分割用于连接到喷雾器320或间接加载设备330(在本实施例中是喷雾器320)的任何一个在单独的高量级电势能源322的输出端提供的电压,在更低量级势能运行。
以下的表比较了图3示出的系统200与图1示出的系统10和图2示出的系统100的性能。
由此图3示出的系统200实现的结果可以与单独地直接或者间接加载实现的最好的结果相比较,同时允许直接加载电压量级从70KV减少到40KV或从100KV减少到60KV。这种减少导致更低的电应力并且需要电压模块212,允许它更可靠地在更低的电压范围运行,从而实现现有技术中只有在更高的量级电压才可实现的转换效率。这种减少也允许使用更简单更低成本的电压模块212和高量级势能供应源222。
Claims (4)
1.一种静电辅助涂敷雾化和分配设备,包括喷雾器、电压模块、从喷雾器被分配的非电绝缘涂敷材料源、间接加载设备以及第一和第二高量级电势能源,所述非电绝缘涂敷材料源连接到所述电压模块的输入端,所述电压模块的输出端连接到所述喷雾器,所述间接加载设备可操作地相对于所述喷雾器安装,所述第一高量级电势能源连接到所述喷雾器的输入端,所述第二高量级电势能源连接到所述间接加载设备的输入端。
2.一种静电辅助涂敷雾化和分配设备,包括喷雾器、电压模块、从喷雾器被分配的非电绝缘涂敷材料源、间接加载设备以及高量级电势能源,所述非电绝缘的涂敷材料源连接到所述电压模块的输入端,所述电压模块的输出端连接到所述喷雾器,所述间接加载设备可操作地相对于所述喷雾器安装,所述高量级电势能源连接到所述喷雾器输入端和所述间接加载设备的输入端。
3.根据权利要求2所述的设备,进一步包括分压器,所述高量级电势能源通过该分压器连接到所述喷雾器输入端和所述间接加载设备输入端的至少一个上。
4.根据权利要求3所述的设备,其中,所述分压器可选择地调整。
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US11/390,848 | 2006-03-28 | ||
US11/390,848 US7455249B2 (en) | 2006-03-28 | 2006-03-28 | Combined direct and indirect charging system for electrostatically-aided coating system |
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-
2006
- 2006-03-28 US US11/390,848 patent/US7455249B2/en not_active Expired - Fee Related
-
2007
- 2007-02-02 TW TW096103904A patent/TWI332305B/zh not_active IP Right Cessation
- 2007-02-08 JP JP2009502778A patent/JP5563294B2/ja not_active Expired - Fee Related
- 2007-02-08 CN CN201410157987.8A patent/CN104162491A/zh active Pending
- 2007-02-08 WO PCT/US2007/003368 patent/WO2007126472A2/en active Application Filing
- 2007-02-08 EP EP07750223.5A patent/EP1999408A4/en not_active Withdrawn
- 2007-02-08 CN CN200780011216.6A patent/CN101410673B/zh active Active
-
2015
- 2015-03-05 HK HK15102222.9A patent/HK1201780A1/zh unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107466253A (zh) * | 2015-04-16 | 2017-12-12 | 艾夫特斯欧洲控股有限公司 | 流体施加装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2009531175A (ja) | 2009-09-03 |
WO2007126472A3 (en) | 2008-07-24 |
HK1201780A1 (zh) | 2015-09-11 |
TWI332305B (en) | 2010-10-21 |
EP1999408A2 (en) | 2008-12-10 |
JP5563294B2 (ja) | 2014-07-30 |
US20070235571A1 (en) | 2007-10-11 |
EP1999408A4 (en) | 2015-07-01 |
US7455249B2 (en) | 2008-11-25 |
CN101410673B (zh) | 2014-05-14 |
WO2007126472A2 (en) | 2007-11-08 |
TW200737650A (en) | 2007-10-01 |
CN101410673A (zh) | 2009-04-15 |
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