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              • REXROTH溢流閥DB10-2-52/200

                產品型號: DB10-2-52/200
                品  牌: 力士樂REXROTH
                • 1-4 臺
                  ¥1850.00
                • 5-9 臺
                  ¥1800.00
                • ≧10 臺
                  ¥1750.00
                所 在 地: 上海浦東新區
                更新日期: 2025-10-10
                詳細信息
                 品牌:力士樂REXROTH  型號:DB10-2-52/200  加工定制:否  
                 閥瓣開啟高度:全啟式安全閥  結構形式:先導式  連接形式:法蘭  
                 材質:鑄鐵  公稱通徑:10 mm 適用介質:油品  
                 標準:德標  流動方向:換向  零部件及配件:閥體  
                 外形:中型  壓力環境:常壓  類型:先導式  
                 閥體結構:封閉式  壓力環境:常壓  類型:先導式  
                REXROTH溢流閥DB10-2-52/200是上海韋米機電設備有限公司主營產品之一,銷售熱線: ;聯系人:雷青;在線QQ:---;移動熱線: ;現貨供應。歡迎新老客戶來電咨詢采購!

                溢流閥是一種液壓壓力控制閥,在液壓設備中主要起定壓溢流作用,穩壓,系統卸荷和安全保護作用。
                定壓溢流作用:在定量泵節流調節系統中,定量泵提供的是恒定流量。當系統壓力增大時,會使流量需求減小。此時溢流閥開啟,使多余流量溢回油箱,保證溢流閥進口壓力,即泵出口壓力恒定(閥口常隨壓力波動開啟)。
                 

                先導溢流閥的主閥上腔壓力,是由先導閥加于控制的。如果先導閥正常工作,即主閥上腔有先導閥規定的壓力,則整個溢流閥就會在系統壓力到達調定壓力時其主閥口打開一定的開度,一方面能將系統多余流量流回油箱,另一方面又能維持系統的壓力為先導閥的調定值。可見,先導閥主要管壓力,主閥服從先導閥的領導,在先導閥動作時將主閥口開到合適大小,正好將多余流量流出去,又不影響系統壓力。

                溢流閥一般有兩種結構:1、直動型溢流閥 。2、先導式溢流閥。
                對溢流閥的主要要求:調壓范圍大,調壓偏差小,壓力振擺小,動作靈敏,過載能力大,噪聲小。
                先導型溢流閥的導閥部分結構尺寸較小,調壓彈簧不必很強,因此壓力調整比較輕便。但因先導型溢流閥要在先導閥和主閥都動作后才能起控制作用,因此反應不如直動型溢流閥靈敏。
                與三節同心結構相比,二節同心結構的特點是:①主閥芯僅與閥套和主閥座有同心度要求,免去了與閥蓋的配合,故結構簡單,加工和裝配方便。②過流面積大,在相同流量的情況下,主閥開啟高度小;或者在相同開啟高度的情況下,其通流能力大,因此,可做得體積小、重量輕。③主閥芯與閥套可以通用化,便于組織批量生產。
                REXROTH溢流閥DB10-2-52/200
                力士樂先導式溢流閥DB(C/T)
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                REXROTH溢流閥DB10-2-52/200

                壓力控制按用途分為溢流閥﹑減壓閥和順序閥。⑴溢流閥:能控制液壓系統在達到調定壓力時保持恒定狀態。用於過載保護的溢流閥稱為安全閥。當系統發生故障,壓力升高到可能造成破壞的限定值時,閥口會打開而溢流,以保證系統的安全。⑵減壓閥:能控制分支回路得到比主回路油壓低的穩定壓力。減壓閥按它所控制的壓力功能不同,又可分為定值減壓閥(輸出壓力為恒定值)﹑定差減壓閥(輸入與輸出壓力差為定值)和定比減壓閥(輸入與輸出壓力間保持一定的比例)。⑶順序閥:能使一個執行元件(如液壓缸﹑液壓馬達等)動作以后,再按順序使其他執行元件動作。油泵產生的壓力先推動液壓缸1運動,同時通過順序閥的進油口作用在面積A 上,當液壓缸1運動完全成后,壓力升高,作用在面積A 的向上推力大於彈簧的調定值后,閥芯上升使進油口與出油口相通,使液壓缸2運動。
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                R900596654 DB25G2-5X/100X
                R900590329 DB25G2-5X/100XU
                R900534922 DB25G2-5X/100XY
                R900520435 DB25G2-5X/100Y
                R900772197 DB25G2-5X/100YU
                R900514003 DB25G2-5X/200
                R900536185 DB25G2-5X/200/12
                R900920510 DB25G2-5X/200X
                R900962001 DB25G2-5X/200Y
                R900590552 DB25G2-5X/315
                R900598148 DB25G2-5X/315/12
                R900733618 DB25G2-5X/315P120
                R900528647 DB25G2-5X/315U
                R900741228 DB25G2-5X/315V
                R901440413 DB25G2-5X/315V/12
                R900595925 DB25G2-5X/315X
                R900599427 DB25G2-5X/315X/12
                R900520974 DB25G2-5X/315XJ
                R900527338 DB25G2-5X/315XU
                R900966567 DB25G2-5X/315XV
                REXROTH溢流閥DB10-2-52/200
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