R900961601 DBET-5X/350G24N9K4M-1
武穴黎翔機電設備有限公司
聯系人:何琴
電話:18934630908
地址:蘭州大道20號
武穴黎翔機電設備有限公司,詢價聯系人:何女士
詢價電話:0713-6542758,18934630908
詢價傳真:0713-6542758
詢價QQ: 736567721,704552157 如果工作輪后蓋板上無葉片,亦即為光滑盤時,則處于后蓋板與泵殼間隙腔中的液體將以工作輪角速度的ω/2的旋轉。此時,間隙空腔中的壓力沿徑向按拋物線規律分布,如圖10-5中的壓力將沿ABEKG分布,也就是說,軸封處的壓力降低了。
10.2 停車密封
停車密封是動力密封的重要組成部分。當部件旋轉頻率降低或停車時,動力密封失去密封能力,只有依靠停車密封阻止流體泄漏。某些液封和氣封液帶有停車密封,以便停車后將封液、封氣系統關閉。停車密封的結構類型有多種,其中應用最廣的是離心式停車密封,此外還有壓力調節式停車密封,脹胎式停車密封等。DGMC 3 PT GK 41
DGMC 3 PT GK B 41
DGMC 3 PT GW 41
DGMC 3 PT GW B 41
DGMC 3 PT GW S 41
DGMC 5 AB GW 30
DGMC 5 AT AW B 30
DGMC 5 AT BH B 30
DGMC 5 AT BW B 30
DGMC 5 AT FW B 30
DGMC 5 AT GH B 30
DGMC 5 AT GW B 30
DGMC 5 BA GH 30
DGMC 5 BT AW B 30
DGMC 5 BT BW B 30
DGMC 5 BT FW B 30
DGMC 5 BT GH B 30
DGMC 5 BT GW B 30
10.2.1離心式停車密封
圖10-10所示是一種典型的離心式停車密封結構,泵運轉時靠背葉片的離心作用密封。停車時,在彈簧力推動下,使泵軸向左滑移而將錐套填料抵緊,阻止泄漏。起動后離心子甩開,其抓部拔動軸肩使軸左移,將錐套與填料密封脫開,是密封面不受磨損。
10.2.2 壓力調節式停車密封 R900925024 DBET-5X/315G24NK4M
R900940131 DBET-5X/315G24NK4M-1
R900906829 DBET-5X/315G24NK4V
R900960180 DBET-5X/315G24NK4V-1
R900737696 DBET-5X/315G24NK4V-11
R900547749 DBET-5X/315YG24K4M-1
R900919362 DBET-5X/315YG24NK4M-1
R900906827 DBET-5X/315YG24NK4V-1
R900925344 DBET-5X/350G24K4M
R900946114 DBET-5X/350G24K4M-1
R900951812 DBET-5X/350G24K4V
R900952257 DBET-5X/350G24N9K4M
R900961601 DBET-5X/350G24N9K4M-1
R900923490 DBET-5X/350G24NK4M
R900940209 DBET-5X/350G24NK4M-1
R900950428 DBET-5X/350G24NK4V
與螺旋密封組合的壓力調節式密封,停車時,可在軸上移動的螺旋套,在彈簧力推動下,是其臺階端面與機殼端面壓緊而密封。運轉時,兩段反向的螺旋使間隙中的粘性流體在端面處形成壓力峰,作用于螺旋軸的臺階端面處使其與殼體端面脫離接觸。
帶有滑閥的停車、密封。當壓差缸卸壓,片彈簧推移的滑閥與軸肩接緊而實現停車密封。
10.3 全封閉密封
10.3.1 全封閉密封 R900917194 DBET-5X/200G24N9K4M
R900971378 DBET-5X/200G24N9K4M-1
R900962595 DBET-5X/200G24N9K4V-1
R900923565 DBET-5X/200G24NK4M
R900923566 DBET-5X/200G24NK4M-1
R900970002 DBET-5X/200G24NK4V
R900618040 DBET-5X/200YG24K4M-1
R900959516 DBET-5X/200YG24N9K4M-1
R900248445 DBET-5X/315G12K4M
R900929676 DBET-5X/315G12K4M-1
R900952569 DBET-5X/315G12N9K4M
R900546617 DBET-5X/315G24K4M 減壓閥DGMX2-3-PP-BW-B-40
電磁閥DG4V-3S-7C-M-U-H5-60
電磁閥DG4V-3-2AL-M-U-H7-60
電磁閥DG4V-3-2A-M-U-B6-60
電磁閥DG4V-32A-M-U-H-7-60
電磁閥SV3-12-C-0-00
電磁換向閥DG4V 3 0C M U H7 60
電磁閥DG4V-3-2A-M-U-D6-60
方向閥DG5S4-042A-M-U-H7-71
電磁閥線圈481865C2 DC24V
電磁閥DG4V-3-8C-VM-U-H7-61 21H13KB190 31A2FV15-U 21WA4KOB130(雙) 21W7KB500
21H13KE190 31L2A1V30 21WA4KOB130-M R21W7KB500
21H13KV190 K42BS-00P 21WA4KOV130 21W7KE500
21HT5KOY160 2544有機電磁閥 21WA4ROB130 21W7KV500
21HT5KOYT160-S 21T2BV17-F 21WA4ROV130(5W) 21W7ZB500
21W3KB190 21T2BV28-F 21WA4ROV130-AD 21W7ZE500
21W3KE190 21WA4ZOV130 21W7ZV500
21W3KV190 21WB4KB130
21W3ZB190 21WB4KB130(雙)
21W3ZE190 21Y2KT120
21W3ZV190 BSF3129/S
21X3KT190 21X2KT120
21X3KV190 21X2KV120
21Y3KT190 R21WN4ROV130