油神 UOSHEN 電磁閥 DSG-03-2B2B-AC220-20 S-DSG-03-3C12

BG06-32,BSG-03-2B2-A240-4745,BSG-03-2B3B-D24-N-46?,BST-06-2B3B-A240-N-46,CIT-06-05-50,CPDG-03-E-30-20,CPDG-03-E-35-50,CPDG-10-35-50,CRG-03-04-50,CRG-06-04-50,CRG-10-04-50,CRG-10-35-50,DG-01-22,DMG-01-2D2-10,DMG-03-3C2-50,DSG-01-2B12B-D24-50-L,DSG-01-2B2,DSG-01-2B2-A110-50,DSG-01-2B2-A200-70,DSG-01-2B2-A220-50,DSG-01-2B2-A220-70,DSG-01-2B2-A240,DSG-01-2B2-A240-70,DSG-01-2B2B-A220-50,DSG-01-2B2B-D24-50,DSG-01-2B2B-D24-N1-50,DSG-01-2B2-D24-50,DSG-01-2B2-D24-70,DSG-01-2B2-D24-N1-50,DSG-01-2B2-D24-N-70,DSG-01-2B3B-A220-50,DSG-01-2B3B-A220-N1-50,DSG-01-2B3B-D24-50,DSG-01-2B3B-D24-N-50,DSG-01-2B3B-D24V,DSG-01-2B3-D24-50,DSG-01-2B8-D24-N-50,DSG-01-2D2,DSG-01-2D2-A100-70,DSG-01-2D2-A240-70,DSG-01-2D2-D24-50,DSG-01-2D2-D24-70,DSG-01-3C2,DSG-01-3C2-A100-70,DSG-01-3C2-A110-50,DSG-01-3C2-A110-N1-50,DSG-01-3C2-A200-N-70,DSG-01-3C2-A220-50,DSG-01-3C2-A240-70,DSG-01-3C2-A240-N-70,DSG-01-3C2-D24-N1-50,DSG-01-3C2-D24-N-70,DSG-01-3C3-A240-70,DSG-01-3C3-A240-N-50,DSG-01-3C3-D24-50,DSG-01-3C3-D24-N1-50,DSG-01-3C3-D24-N-50,DSG-01-3C4,DSG-01-3C4-A100-70,DSG-01-3C4-A110-50,DSG-01-3C4-A200-C-N-50-L,DSG-01-3C4-A220-50,DSG-01-3C4-A240-60,DSG-01-3C4-A240-70,DSG-01-3C4-A240-N-50,DSG-01-3C4-D24-50,DSG-01-3C4-D24-50?,DSG-01-3C4-D24-70,DSG-01-3C4-D24-N1-50,DSG-01-3C4-D24-N-70,DSG-01-3C60,DSG-01-3C60-A220-50,DSG-01-3C60-D24-50,DSG-01-3C60-D24-N1-50,DSG-01-3C9-A220-50,DSG-01-3C9-A220-50(70),DSG-01-3C9-D24-70,DSG-01-3C9-D24-70(50),DSG-02-2B20-A1-10,DSG-02-2B20-A1-20,DSG-02-2B20-A2-10,DSG-02-2B20-D2-10,DSG-02-2B20-D2-20,DSG-02-2B20S-A1-10,DSG-02-2B20S-A1-20,DSG-02-2B20S-A2-10,DSG-02-2B20S-D2-10,DSG-02-2B20S-D2-20,DSG-02-2B2-A1-10,DSG-02-2B2-A1-20,DSG-02-2B2-A2-10,DSG-02-2B2-D2-10,DSG-02-2B2-D2-20,DSG-02-2B2-DL-AC220V,DSG-02-2B2-DL-DC24V,DSG-02-2B2-LW-AC220V,DSG-02-2B2-LW-DC24V,DSG-02-2B2S-A1-10,DSG-02-2B2S-A1-20,DSG-02-2B2S-A2-10,DSG-02-2B2S-D2-10,DSG-02-2B2S-D2-20,DSG-02-2B3-A1-10,DSG-02-2B3-A1-20,DSG-02-2B3-A2-10,DSG-02-2B3-D2-10,DSG-02-2B3-D2-20,DSG-02-2B3-DL-AC220V,DSG-02-2B3-DL-DC24V,DSG-02-2B3-LW-AC220V,DSG-02-2B3-LW-DC24V,DSG-02-2B3S-A1-10,DSG-02-2B3S-A1-20,DSG-02-2B3S-A2-10,DSG-02-2B3S-D2-10,DSG-02-2B3S-D2-20,DSG-02-2B40-A1-10,DSG-02-2B40-A1-20,DSG-02-2B40-A2-10,DSG-02-2B40-D2-10,DSG-02-2B40-D2-20,DSG-02-2C2B-A1-10,DSG-02-2C2B-A1-20,DSG-02-2C2B-A2-10,DSG-02-2C2B-D2-10,DSG-02-2C2B-D2-20,DSG-02-2C2BS-A1-10,DSG-02-2C2BS-A1-20,DSG-02-2C2BS-A2-10,DSG-02-2C2BS-D2-10,DSG-02-2C2BS-D2-20,DSG-02-2C3B-A1-10,DSG-02-2C3B-A1-20,DSG-02-2C3B-A2-10,DSG-02-2C3B-D2-10,DSG-02-2C3B-D2-20,DSG-02-2C3BS-A1-10,DSG-02-2C3BS-A1-20,DSG-02-2C3BS-A2-10,DSG-02-2C3BS-D2-10,DSG-02-2C3BS-D2-20,DSG-02-2C40B-A1-10,DSG-02-2C40B-A1-20,DSG-02-2C40B-A2-10,DSG-02-2C40B-D2-10,DSG-02-2C40B-D2-20,DSG-02-2C40BS-A1-10,DSG-02-2C40BS-A1-20,DSG-02-2C40BS-A2-10,DSG-02-2C40BS-D2-10,DSG-02-2C40BS-D2-20,DSG-02-2C4B-A1-10,DSG-02-2C4B-A1-20,DSG-02-2C4B-A2-10,DSG-02-2C4B-D2-10,DSG-02-2C4B-D2-20,DSG-02-2C4BS-A1-10,DSG-02-2C4BS-A1-20,DSG-02-2C4BS-A2-0,DSG-02-2C4BS-D2-10,DSG-02-2C4BS-D2-20,DSG-02-2C5B-A1-10,DSG-02-2C5B-A1-20,DSG-02-2C5B-A2-10,DSG-02-2C5B-D2-10,DSG-02-2C5B-D2-20,DSG-02-2C5BS-A1-10,DSG-02-2C5BS-A1-20,DSG-02-2C5BS-A2-10,DSG-02-2C5BS-D2-10,DSG-02-2C5BS-D2-20,DSG-02-2C5SB-A1-10,DSG-02-2C5SB-A1-20,DSG-02-2C5SB-A2-10,DSG-02-2C5SB-D2-10,DSG-02-2C5SB-D2-20,DSG-02-2C60B-A1-10,DSG-02-2C60B-A1-20,DSG-02-2C60B-A2-10,DSG-02-2C60B-D2-10,DSG-02-2C60B-D2-20,DSG-02-2C60BS-A1-10,DSG-02-2C60BS-A1-20,DSG-02-2C60BS-A2-10,DSG-02-2C60BS-D2-10,DSG-02-2C60BS-D2-20,DSG-02-2C6B-A1-10,DSG-02-2C6B-A1-20,DSG-02-2C6B-A2-10,DSG-02-2C6B-A2-10,DSG-02-2C6B-D2-10,DSG-02-2C6B-D2-20,DSG-02-2C6BS-A1-10,DSG-02-2C6BS-A1-20,DSG-02-2C6BS-A2-10,DSG-02-2C6BS-D2-10,DSG-02-2C6BS-D2-20,DSG-02-2C7B-A1-10,DSG-02-2C7B-A1-20,DSG-02-2C7B-A2-10,DSG-02-2C7B-D2-10,DSG-02-2C7B-D2-20,DSG-02-2C7BS-A1-10,DSG-02-2C7BS-A1-20,DSG-02-2C7BS-A2-10,DSG-02-2C7BS-D2-10,DSG-02-2C7BS-D2-20,DSG-02-2C8B-A1-10,DSG-02-2C8B-A1-20,DSG-02-2C8B-A2-10,DSG-02-2C8B-D2-10,DSG-02-2C8B-D2-20,DSG-02-2C8BS-A1-10,DSG-02-2C8BS-A1-20,DSG-02-2C8BS-A2-10,DSG-02-2C8BS-D2-10,DSG-02-2C8BS-D2-20,DSG-02-2C8SB-A1-10,DSG-02-2C8SB-A1-20,DSG-02-2C8SB-A2-10,DSG-02-2C8SB-D2-10,DSG-02-2C8SB-D2-20,DSG-02-2C9B-A1-10,DSG-02-2C9B-A1-20,DSG-02-2C9B-A2-10,DSG-02-2C9B-D2-10,DSG-02-2C9B-D2-20,DSG-02-2C9BS-A1-10,DSG-02-2C9BS-A1-20,DSG-02-2C9BS-A2-10,DSG-02-2C9BS-D2-10,DSG-02-2C9BS-D2-20,DSG-02-2C9SB-A1-10,DSG-02-2C9SB-A1-20,DSG-02-2C9SB-A2-10,DSG-02-2C9SB-D2-10,DSG-02-2C9SB-D2-20,DSG-02-2D2-A1-10,DSG-02-2D2-A1-20,DSG-02-2D2-A2-10,DSG-02-2D2-D2-10,DSG-02-2D2-D2-20,DSG-02-2D2-DL-AC220V,DSG-02-2D2-DL-DC24V,DSG-02-2D2-LW-AC220V,DSG-02-2D2-LW-DC24V,DSG-02-2D3-A1-10,DSG-02-2D3-A1-20,DSG-02-2D3-A2-10,DSG-02-2D3-D2-10,DSG-02-2D3-D2-20,DSG-02-3C2-A1-10,DSG-02-3C2-A1-20,DSG-02-3C2-A2-10,DSG-02-3C2-D2-10,DSG-02-3C2-D2-20,DSG-02-3C2-DL-AC220V,DSG-02-3C2-DL-DC24V,DSG-02-3C2-LW-AC220V,DSG-02-3C2-LW-DC24V,DSG-02-3C3-A1-20,DSG-02-3C3-A2-10,DSG-02-3C3-D2-10,DSG-02-3C3-D2-20,DSG-02-3C3-DL-AC220V,DSG-02-3C3-DL-DC24V,DSG-02-3C3-LW-AC220V,DSG-02-3C3-LW-DC24V,DSG-02-3C40-A1-10,DSG-02-3C40-A1-20,DSG-02-3C40-A2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液壓系統(tǒng)換向閥的主要性能
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液壓系統(tǒng)中電磁換向閥的使用非常廣泛,本文蘇州逐利給大家介紹電磁換向閥的主要性能,它主要包括下面幾項(xiàng):
1.工作可靠性
指電磁鐵通電后能否可靠地?fù)Q向,而斷電后能否可靠地復(fù)位。液壓系統(tǒng)電磁閥也只有在一定的流量和壓力范圍內(nèi)才能正常工作。這個(gè)工作范圍的極限稱為換向界限,如圖1所示。
2.壓力損失
由于電磁閥的開口很小,故液流流過(guò)閥口時(shí)產(chǎn)生較大的壓力損失。
3.內(nèi)泄漏量
在各個(gè)不同的工作位置,在規(guī)定的工作壓力下,從高壓腔漏到低壓腔的泄漏量為內(nèi)泄漏量。過(guò)大的內(nèi)泄漏量不僅會(huì)降低系統(tǒng)的效率,引起過(guò)熱,而且還會(huì)影響執(zhí)行機(jī)構(gòu)的正常工作。
4.換向和復(fù)位時(shí)間
液壓系統(tǒng)交流電磁閥的換向時(shí)間一般為0. 03~0. 05s,換向沖擊較大;而直流電磁閥的換向時(shí)間為0.1~0.3 s,換向沖擊較小。通常復(fù)位時(shí)間比換向時(shí)間稍長(zhǎng)。

5.換向頻率
換向頻率是在單位時(shí)間內(nèi)閥所允許的換向次數(shù)。目前單電磁鐵的電磁閥的換向頻率一般為60次/min。
6.使用壽命
電磁換向閥的使用壽命主要取決于電磁鐵。濕式電磁鐵的壽命比干式的長(zhǎng),直流電磁鐵的壽命比交流的長(zhǎng)。
7.滑閥的液壓卡緊現(xiàn)象
滑閥的液壓系統(tǒng)卡緊現(xiàn)象不僅在換向閥中有,其他的液壓閥也普遍存在,在高壓系統(tǒng)中更為突出,特別是滑閥的停留時(shí)間越長(zhǎng),液壓卡緊力越大,以致造成移動(dòng)滑閥的推力(如電磁鐵推力)不能克服卡緊阻力,使滑閥不能復(fù)位。
引起液壓卡緊的原因,有的是由于臟物進(jìn)入縫隙而使閥芯移動(dòng)困難,有的是由于縫隙過(guò)小在油溫升高時(shí)閥芯膨脹而卡死,但是主要原因是來(lái)自滑閥副幾何形狀誤差和同心度變化所引起的徑向不平衡液壓力。為了減小徑向不平衡力,應(yīng)嚴(yán)格控制閥芯和閥孔的制造精度,在裝配時(shí),盡可能使其成為順錐形式,另一方面在閥芯開環(huán)形均壓槽,也可以大大減小徑向不平衡力。
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