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      產品介紹

      德國Rexroth電磁閥,REXROTH電磁閥,德國力士樂電磁閥

      電磁閥在我們的生產中應用十分廣泛,我們在對生產的維護中一定遇見過不少有關電磁閥的問題,也處理過各種各樣的故障,大家也一定積累了不少有關電磁閥故障處理的經驗,而我在維護中處理電磁閥故障相對別的儀控故障相對較少,現在我就這個問題一起和大家討論,渴望從大家那里學習更多的經驗,共同提高。
      我們先對電磁閥有個初步的認識,電磁閥是由電磁線圈和磁芯組成,是包含一個或幾個孔的閥體。當線圈通電或斷電時,磁芯的運轉將導致流體通過閥體或被切斷,以達到改變流體方向的目的。電磁閥的電磁部件由固定鐵芯、動鐵芯、線圈等部件組成;閥體部分由滑閥芯、滑閥套、彈簧底座等組成。電磁線圈被直接安裝在閥體上,閥體被封閉在密封管中,構成一個簡潔、緊湊的組合。我們在生產中常用的電磁閥有二位三通、二位四通、二位五通等。這里先說說二位的含義:對于電磁閥來說就是帶電和失電,對于所控制的閥門來說就是開和關。
      我們制氧機儀控系統中,二位三通電磁閥用的最多,它在生產中可用來接通或切斷氣 源,從而對氣動控制膜頭氣路進行切換。
      德國Rexroth電磁閥,REXROTH電磁閥,德國力士樂電磁閥它由閥體、閥罩、電磁組件、彈簧及密封結構等部件組成,動鐵芯底部的密封塊借助彈簧的壓力將閥體進氣口關閉。通電后,電磁鐵吸合,動鐵芯上部帶彈簧的密封塊把排氣口關閉,氣流從進氣口進入膜頭,起到控制作用。當失電時,電磁力消失,動鐵芯在彈簧力作用下離開固定鐵芯,向下移動,將排氣口打開,堵住進氣口,膜頭氣流經排氣口排出,膜片恢復原來位置。在我們的制氧設備中,在透平膨脹機進口薄膜調節閥的緊急切斷等處有應用。
      四通電磁閥在我們的生產中應用也很多,其工作原理如下:
      當有電流通過線圈時,產生勵磁作用,固定鐵芯吸合動鐵芯,動鐵芯帶動滑閥芯并壓縮彈簧,改變了滑閥芯的位置,從而改變了流體的方向。當線圈失電時,依靠彈簧的彈力推動滑閥芯,頂回動鐵芯,使流體按原來的方向流動。在我們制氧生產中,分子篩切換系統強制閥的開關就是通過二位四通電磁閥來控制的,氣流分別供至強制閥的活塞兩端。從而來控制強制閥的啟閉。
      電磁閥的故障將直接影響到切換閥和調節閥的動作,常見的故障有電磁閥不動作,應從以下幾方面排查:
      (1)電磁閥接線頭松動或線頭脫落,電磁閥不得電,可緊固線頭。
      (2)電磁閥線圈燒壞,可拆下電磁閥的接線,用萬用表測量,如果開路,則電磁閥線圈燒壞。原因有線圈受潮,引起絕緣不好而漏磁,造成線圈內電流過大而燒毀,因此要防止雨水進入電磁閥。此外,彈簧過硬,反作用力過大,線圈匝數太少,吸力不夠也可使得線圈燒毀。緊急處理時,可將線圈上的手動按鈕由正常工作時的“0”位打到“1”位,使得閥打開。
      (3)電磁閥卡住。電磁閥的滑閥套與閥芯的配合間隙很小(小于0.008mm),一般都是單件裝配,當有機械雜質帶入或潤滑油太少時,很容易卡住。處理方法可用鋼絲從頭部小孔捅入,使其彈回。根本的解決方法是要將電磁閥拆下,取出閥芯及閥芯套,用CCI4清洗,使得閥芯在閥套內動作靈活。拆卸時應注意各部件的裝配順序及外部接線位置,以便重新裝配及接線正確,還要檢查油霧器噴油孔是否堵塞,潤滑油是否足夠。
      (4)漏氣。漏氣會造成空氣壓力不足,使得強制閥的啟閉困難,原因是密封墊片損壞或滑閥磨損而造成幾個空腔竄氣。
      在處理切換系統的電磁閥故障時,應選擇適當的時機, 等該電磁閥處于失電時進行處理,若在一個切換間隙內處理不完,可將切換系統暫停,從容處理。

      德國Rexroth電磁閥,REXROTH電磁閥,德國力士樂電磁閥

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      R901102702 HED8OA2X/50K14KS
      R901102365 HED8OP2X/350K14S
      R901102362 HED8OH2X/200K14S
      R901102360 HED8OH2X/100K14
      R901102356 HED8OH2X/50K14KS
      R901102349 HED8OH2X/50K14
      R901101698 HED8OA2X/50K14
      R901101640 HED8OH2X/350K14
      R901099817 HED8OH2X/350K14KSV
      R901099816 HED8OH2X/350K14AV
      R901099815 HED8OH2X/350K14V
      R901099813 HED8OH2X/200U150K14V
      R901099811 HED8OH2X/200K14KS
      R901099809 HED8OH2X/200K14A
      R901099808 HED8OH2X/200K14
      R901099800 HED8OH2X/50K14KSV
      R901099798 HED8OH2X/50K14AV
      R901099796 HED8OH2X/50K14V
      R901099792 HED8OH2X/200K14KSV
      R901099790 HED8OH2X/200K14AV
      R901099789 HED8OH2X/200K14V
      R901099788 HED8OH2X/100K14KSV
      R901099780 HED8OH2X/100K14AV
      R901099775 HED8OH2X/100K14V
      R901095551 HED8OA2X/100K14KS
      R901095375 HED8OH2X/100K14S
      R901094159 HED8OA2X/100K14KW
      R901080748 HED1OA4X/100KL110V/12
      R901071218 HED1OA4X/350K6V/12
      R901070429 HED1OA4X/100K6L220
      R901070427 HED3OA3X/400K6/12
      R901057868 HED2OA2X/200K6L24SO13
      R901056115 HED3OA3X/100K6L24Q
      R901044503 HED1OA4X/350L110V/12
      R901044483 HED2OA2X/100KL110/12
      R901043309 HED5OP12X/210U160K14V
      R901023147 HEDE10A12X/600/K41G24/2/V
      R901023142 HEDE10A12X/400/K41G24/2/V
      R901023091 HEDE10A12X/250/K41G24/2/V
      R901023071 HEDE10A12X/100/K41G24/2/V
      R901023040 HEDE10A12X/600/K41G24/1/V
      R901022978 HEDE10A12X/400/K41G24/1/V
      R901022922 HEDE10A12X/250/K41G24/1/V
      R901022831 HEDE10A12X/100/K41G24/1/V
      R900991230 HED2OA2X/25KL110
      R900991225 HED2OA2X/63KL110
      R900990052 HED5OP12X/630K14V
      R900990051 HED5OP12X/100K14V
      R900990050 HED5OP12X/50K14V
      R900989909 HED2OA2X/400K6L110
      R900987686 HED1KA4X/100K6
      R900987228 HED3OA3X/100KL110
      R900986972 HED3OA3X/200K6L24Q
      R900986891 HED3OA3X/63K6L24Q
      R900986446 HED5OA12X/350K14V
      R900985581 HED5OA12X/630K14V
      R900897371 HED3OA3X/200K6Q
      R900773903 HED1KA4X/350K6L24
      R900764339 HED5OK12X/350K14V
      R900748016 HED3OA3X/400KL48
      R900730356 HED3OA3X/25KL220
      R900725605 HED3OA3X/25K6L24Q
      R900723564 HED2OA2X/100KL48
      R900713199 HED3OA3X/63K6L24SO14
      R900712777 HED5OP22X/100K14
      R900713481 HED1OA4X/100KV
      R900707981 HED3OA3X/63K6
      R900707024 HED3OA3X/100K6L24SO14
      R900704530 HED3OA3X/400KL110/12
      R900437352 HED1KA4X/350KL220
      R900437204 HED1OA4X/100KL24
      R900435578 HED1KA4X/350KL24
      R900433926 HED1OA4X/100KL220
      R900433703 HED1OA4X/50KL24
      R900433497 HED1OA4X/350KL220
      R900429045 HED1KA4X/100V
      R900427469 HED1KA4X/100L24
      R900427468 HED1OA4X/350L24
      R900427465 HED1OA4X/100V
      R900426113 HED1OA4X/350L220
      R900425674 HED1KA4X/100/12
      R900424715 HED1OA4X/50L24
      R900424495 HED1OA4X/100L220
      R900423312 HED1OA4X/350V
      R900422806 HED1OA4X/50K
      R900422803 HED1OA4X/350K
      R900422799 HED1OA4X/100K
      R900422517 HED1OA4X/350L110
      R900422243 HED5OP12X/350K14
      R900421155 HED1OA4X/100L24
      R900419296 HED1OA4X/50J
      R900416894 HED1OA4X/50SO15
      R900407610 HED1OA4X/50/12
      R900402024 HED3OA3X/63L24
      R900395996 HED1OA4X/100K6
      R900393358 HED5OA22X/210K14
      R900391417 HED1KA4X/350SO15
      R900389451 HED5OA12X/210K14
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      R900380994 HED5OP22X/210K14
      R900367896 HED3OA3X/400/12
      R900340260 HED2OA2X/400SO6
      R900336080 HED1OA4X/350KL24
      R900248142 HED2OA2X/200K6L220
      R900248139 HED2OA2X/63K6L24
      R900247593 HED1OA4X/350K6
      R900247521 HED2OA2X/200KL110/12
      R900246841 HED3OA3X/63KL24
      R900245037 HED3OA3X/400KQ
      R900244272 HED5OA12X/100K14V
      R900244157 HED3OA3X/400K6L24Q
      R900242688 HED2OA2X/63K6L24W21
      R900242686 HED2OA2X/100K6L220
      R900230982 HED1OA4X/350K6L24
      R900230378 HED5OA22X/350K14
      R900230086 HED1OA4X/100K6L24
      R900230047 HED3OA3X/200KL110
      R900229981 HED2OA2X/25K6
      R900229877 HED5OP22X/210P140K14
      R900228676 HED5OP12X/350K14V
      R900228237 HED2OA2X/25KL48
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      R900227650 HED3OA3X/400K6L24
      R900227649 HED2OA2X/25K6L24
      R900227385 HED5OK12X/350K14
      R900224893 HED2OA2X/63K6
      R900224269 HED5OK12X/630K14
      R900223774 HED3OA3X/25K6Q
      R900222850 HED1OA4X/350KV
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      R900222274 HED1KA4X/100U15
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      R900219964 HED2OA2X/400K6
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      R900219962 HED2OA2X/400KL110/12
      R900219615 HED3OA3X/25K6
      R900218945 HED5OP12X/210K14V
      R900218308 HED2OA2X/100KL220
      R900218307 HED5OA12X/50K14V
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      R900218304 HED3OA3X/400K6
      R900217913 HED3OA3X/200K6L110
      R900216719 HED3OA3X/100K6Q
      R900216214 HED1KA4X/350KL110
      R900212487 HED3OA3X/400K6L110
      R900212220 HED2OA2X/400K6L24
      R900209599 HED3OA3X/25KL24
      R900209148 HED3OA3X/400K6L220Q
      R900208430 HED3OA3X/200K6L24
      R900208108 HED5OP22X/350K14
      R900207773 HED3OA3X/200K6
      R900207699 HED3OA3X/63K6/12
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      R900204958 HED5OK12X/100K14
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      R900571917 HED8OP1X/350K14S
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      R900433703 HED1OA4X/50KL24
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      R900383854 HED1OA4X/50
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      R900336080 HED1OA4X/350KL24
      R900218306 HED5OA12X/210K14V
      R900207773 HED3OA3X/200K6
      R900058282 HED5OP12X/630K14
      R900049550 HED8OP1X/100K14A
      R900031147 HED8OP1X/350K14KW

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