武穴黎翔机电设备有限公司,询价联系人:何女士
询价电话:0713-6542758,手机:18934630908
询价传真:0713-6542758
询价QQ: 736567721,704552157
现货特价型号:R900925687 4WRAE10W1-30-22/G24N9K31/F1V 2台
随着微处理控制器、传感器元件成本的下降,控制技术的不断完善,使得双阀芯控制技术在工程机械领域得以应用。英国Utronics公司利用自己的技术及专利优势研制出双阀芯多路换向阀,已广泛应用于JCB、Deere、DAWOO、CASE等公司的挖掘机、装载机及挖掘装载机等产品上。为适应中国工程机械产品对液压系统功能要求。稳定性以及自动化控制程度的不断提高,Utronics公司产品适时进入中国市场,现已初步完成厦工(5t)装载机、詹阳(8t)挖掘机样机调试并进入试验阶段。
1、传统单阀芯换向阀的缺陷
传统的单阀芯换向阀所组成的液压系统难以合理解决好以下功能和控制之间存在的矛盾:
(1)液压系统设计时为提高系统稳定性,减少负载变化对速度的影响,要么牺牲部分我们想实现的功能,要么增加额外的液压元件,如调速阀、压力控制阀等,通过增加阻尼,提高系统速度刚度来提高系统的稳定性。但是这样元件的增加又会降低效率,浪费能源;还会使得整个系统的可靠性降低、增加成本。
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(2)由于换向结构的特殊性,使得用户在实现某一功能时必须购买相应的液压元件,再加上工程机械厂家会根据不同最终用户要求设计出相应的功能,这样会造成生产厂家采购同类、多规格的液压控制元件来满足不同功能要求的需要,不利于产品通用化及产品管理,同时会大大提高产品成本。
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(3)由于执行机构进出液压油通过一根阀芯进行控制,单独控制执行机构两侧压力是不可能的。因此,出油侧背压作用于执行机构运动的反方向,随着出油侧背压升高,为保质执行机构的运动,必须提高进油侧压力。这样会使得液压系统消耗的功能增加,效率低,发热增加。
比例方向阀 4WRTE35E1000L-4X/6EG24K31/A1V 1
146 比例方向阀 4WRTE16V125L-4X/6EG24K31/A1M 1
148 比例方向阀 4WRTE25V350L-4X/6EG24K31/A1M 1
150 比例方向阀 4WRTE27V500L-4X/6EG24K31/A1M 1
152 比例方向阀 4WRTE32V600L-4X/6EG24K31/A1M 1
154 比例方向阀 4WRZ32E520-7X/6EG24N9K4/A1D3M 1
154.1 4WRZ32E520-7X/6EG24N9K4/D3M
155 比例方向阀 4WRZ10E85-7X/6EG24N9ETK4/A1M 1
155.1 4WRZ10E85-7X/6EG24N9ETK4/M 1
157 比例方向阀 4WRZE16W6-100-7X/6EG24N9K31/F1/D3V
159 比例方向阀 4WRZE25W6-220-7X/6EG24N9K31/F1/D3V
161 比例方向阀 4WRL16V-200M-3X/G24Z4/M
162 比例方向阀 4WRPH10C3B100L-2X/G24Z4/M
163 比例方向阀 4WSE3E32V700D5X/VXY9/24K31C1
165 比例流量阀 2WRCE125K001-1X/SG24/MSO53 1
166 比例流量阀 2WRCE50S1600L-2X/SG24K31/A1M 1
168 比例流量阀 2WRCE63K001-1X/SG24/M-37 1
170 比例流量阀 2WRCE80K001-1X/SG24/MSO 1
172 比例流量阀 2WRCE100K001-1X/SG24/MSO54 1
180 单向阀 S15A1.0 1
206 单向阀 S30A1.0 1
218 轴向柱塞泵 HA4VSO250DRG/30R-PPB13N00 1
221 轴向柱塞泵 A4FO28/32R-NSC12K02+A4FO16/32R-NSC12 1
224 轴向柱塞泵 A4FO16/32R-NSC12N00
227 轴向柱塞泵 A4VSO40DR/10R-PPB13N00
230 轴向柱塞泵 A4VSO71DR/10R-VPB13NOON 1
230 轴向柱塞泵 A4VSO71DR/10R-VPB13NOO
233 轴向柱塞泵 A4VSO40DR/10R-PPB13N00
235 轴向柱塞泵 A4VSO125DR/22R-VPB13NOON 1
235 轴向柱塞泵 A4VSO125DR/22R-VPB13NOO 1
235 A4VSO125DR/30R-VPB13N00
238 轴向柱塞泵 A4VSO71DRG/10R-PZB13NOO-S1606 1
241 轴向柱塞泵 A4VSO500DRG/30R-PZH25NOO 1
243 轴向柱塞泵 A4VSO750HD1T/30R-PPH25N00N带外置放大器和支架,型号:VT-VSPA1-1-1X ,VT3002-2X/32 1
246 轴向柱塞泵 A4CSG750EPD/30L-VPH35F994N,带电气插头,带外置方大器和支架,型号:VT3006-3X,VT3002-2X/32 1
249 轴向柱塞泵 A4FO50030R-PZH25N00
252 轴向柱塞泵 A4VSO250DRG/30R-PZB13N00
255 轴向柱塞泵 H-A4VSO500HS4/30R-PPH25N00
258 轴向柱塞泵 H-A4VSO500DR/30R-PPH25N00
261 轴向柱塞泵 A4VSO250DR/30L-PPB13NOO
282 插装式单向阀 LC32B05E7X/ 4
283 控制盖板 LFA32H2-7X/FX12 4
284 插装式单向阀 LC16B05E7X/ 2
285 控制盖板 LFA16H2-7X/FX12 2
286 电磁溢流阀 DBW30B2N5X/420-S6EG24N9K4R12E 420bar 2
287 电磁溢流阀 DBW20B2-5X/420-6EG24N9K4KSO699 420bar 1
289 减压阀 DR32G-4-5X/420YM 2
R910907370 A10VSO18DR/31R-VKC62K01 S043A-8
ABZMS-36-1X/0370M-K24 3
DREM 10-52/50YMG24K4M
PGH2-22/006RE07VU
0810040929 数量1
A10VSO18DR/31R-PPA12K52
A10VSO10DR/52R-PSA14NOO
HEDE10A1-2X/250K41G24V/1V
ZDC10P-2X/XM (R900488820)
ZDC10P-2X/M
ZDC10P-2X/XLM
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力士乐比例阀4WRE10E50-2X/G24K4/V
力士乐比例阀4WRE10E75-2X/G24K4/V
力士乐比例阀4WRE10V25-2X/G24K4/V
力士乐比例阀4WRE10V50-2X/G24K4/V
力士乐比例阀4WRE10V75-2X/G24K4/V
力士乐比例阀4WRE10W1-25-2X/G24K4/V
力士乐比例阀4WRE10W1-50-2X/G24K4/V
力士乐比例阀4WRE10W1-75-2X/G24K4/V
力士乐比例阀4WRE10WA50-2X/G24K4/V
力士乐比例阀4WRE10WA75-2X/G24K4/V
力士乐比例阀4WRE10W25-2X/G24K4/V
力士乐比例阀4WRE10W50-2X/G24K4/V
力士乐比例阀4WRE10W75-2X/G24K4/V
力士乐比例阀4WRE6E1-08-2X/G24K4/V
力士乐比例阀4WRE6E1-16-2X/G24K4/V
力士乐比例阀4WRE6E1-32-2X/G24K4/V
力士乐比例阀4WRE6EA08-2X/G24K4/V
力士乐比例阀4WRE6EA16-2X/G24K4/V
力士乐比例阀4WRE6EA32-2X/G24K4/V
力士乐比例阀4WRE6E08-2X/G24K4/V
力士乐比例阀4WRE6E16-2X/G24K4/V
力士乐比例阀4WRE6E32-2X/G24K4/V
力士乐比例阀4WRE6V08-2X/G24K4/V
力士乐比例阀4WRE6V16-2X/G24K4/V
力士乐比例阀4WRE6V32-2X/G24K4/V
力士乐比例阀4WRE6W1-08-2X/G24K4/V
力士乐比例阀4WRE6W1-16-2X/G24K4/V
力士乐比例阀4WRE6W1-32-2X/G24K4/V
力士乐比例阀4WRE6WA08-2X/G24K4/V
力士乐比例阀4WRE6WA16-2X/G24K4/V
力士乐比例阀4WRE6WA32-2X/G24K4/V
力士乐比例阀4WRE6W08-2X/G24K4/V
力士乐比例阀4WRE6W16-2X/G24K4/V
力士乐比例阀4WRE6W32-2X/G24K4/V
力士乐比例阀4WREE10E1-25-2X/G24K31/A1V
力士乐比例阀4WREE10E1-25-2X/G24K31/F1V
力士乐比例阀4WREE10E1-50-2X/G24K31/A1V
力士乐比例阀4WREE10E1-50-2X/G24K31/F1V
力士乐减压阀ZDR10DP2-54/150YM
4WRE6E08-2X/G24K4/V,4WREE10E25-2X/G24K31/F1V,比例方向阀,力士乐REXROTH,德国力士乐
4WRE6E16-2X/G24K4/V,4WREE10E25-2X/G24K31/A1V,
4WRE6E32-2X/G24K4/V,4WREE10E50-2X/G24K31/A1V,
4WRE10E25-2X/G24K4/V,4WREE10E50-2X/G24K31/F1V,
4WRE10E50-2X/G24K4/V,4WREE10E75-2X/G24K31/A1V,
4WRE10E75-2X/G24K4/V,4WREE10E75-2X/G24K31/F1V,
4WRE6V08-2X/G24K4/V,4WREE6E04-2X/G24K31/A1V,
4WRE6V16-2X/G24K4/V,4WREE6E04-2X/G24K31/F1V,
4WRE6V32-2X/G24K4/V,4WREE6E08-2X/G24K31/F1V,
4WRE10V25-2X/G24K4/V,4WREE6E16-2X/G24K31/A1V,
4WRE10V50-2X/G24K4/V,4WREE6E08-2X/G24K31/A1V,
4WRE10V75-2X/G24K4/V,4WREE6E32-2X/G24K31/A1V,
4WRE6W08-2X/G24K4/V,4WREE6E16-2X/G24K31/F1V,
4WRE6W16-2X/G24K4/V,4WREE6E32-2X/G24K31/F1V,
4WRE6W32-2X/G24K4/V,4WREE6WA32-2X/G24K31/A1V,
4WRE10W25-2X/G24K4/V,4WREE10EA75-2X/G24K31/A1V,
4WRE10W50-2X/G24K4/V,4WREE10E1-50-2X/G24K31/A1V,
4WRE10W75-2X/G24K4/V,4WREE6WA32-2X/G24K31/F1V,
4WRE6E1-16-2X/G24K4/V,4WREE10E1-50-2X/G24K31/F1V,
4WRE6E1-32-2X/G24K4/V,4WREE10E1-75-2X/G24K31/A1V,
4WRE10E1-50-2X/G24K4/V,4WREE6E1-16-2X/G24K31/F1V,
4WRE10E1-75-2X/G24K4/V,4WREE10E1-75-2X/G24K31/F1V,
4WREE6E1-16-2X/G24K31/A1V,4WREE6E1-32-2X/G24K31/F1V,
4WREE6E1-32-2X/G24K31/A1V,4WREE10V25-2X/G24K31/A1V,
4WREE10V25-2X/G24K31/F1V,4WREE10V75-2X/G24K31/F1V,
4WREE10V75-2X/G24K31/A1V,4WREE10V50-2X/G24K31/A1V,
4WREE10V50-2X/G24K31/F1V,4WREE6V08-2X/G24K31/A1V,
4WREE6V08-2X/G24K31/F1V,4WREE6V16-2X/G24K31/A1V,
4WREE6V16-2X/G24K31/F1V,4WREE6V32-2X/G24K31/A1V,
4WREE6V32-2X/G24K31/F1V,4WREE6W08-2X/G24K31/A1V,
4WREE6W08-2X/G24K31/F1V,4WREE6W16-2X/G24K31/A1V,
4WREE6W16-2X/G24K31/F1V,4WREE10W25-2X/G24K31/A1V,
4WREE6W32-2X/G24K31/A1V,4WREE6W32-2X/G24K31/F1V,
4WREE10W50-2X/G24K31/A1V,4WREE10W50-2X/G24K31/F1V
4WREE10W75-2X/G24K31/A1V,4WREE10W75-2X/G24K31/F1V,
4WRE6W1-32-2X/G24K4/V,4WREE10W1-50-2X/G24K31/F1V
4WRE6W1-16-2X/G24K4/V,4WREE10W1-50-2X/G24K31/A1V,
4WRE10W1-50-2X/G24K4/V,4WREE10W1-75-2X/G24K31/A1V,
4WRE10W1-75-2X/G24K4/V,4WREE10W1-75-2X/G24K31/F1V,
4WRE10W1-25-2X/G24K4/V,4WREE6W1-08-2X/G24K31/F1V,
4WREE6W1-16-2X/G24K31/F1V,4WREE6W1-16-2X/G24K31/A1V,
4WREE6W1-32-2X/G24K31/A1V,4WREE6W1-32-2X/G24K31/F1V,
4WREEM6E32J-2X/G24K34/B6V,4WREEM6E08J-2X/G24K34/B6V,比例方向阀,力士乐REXROTH,德国力士乐
4WREEM6E16J-2X/G24K34/B6V,4WREEM6E04J-2X/G24K34/B6V,
4WREEM6E04-2X/G24K34/B6V,4WREEM10E50J-2X/G24K34/B6V,
4WREEM10E75J-2X/G24K34/B6V,4WREEM10E25-2X/G24K34/B6V,
4WREEM10E50-2X/G24K34/B6V,4WREEM10E75-2X/G24K34/B6V,
4WREEM10E1-75-2X/G24K34/B6V,4WREEM10E1-50-2X/G24K34/B6V,
4WREEM6E1-32-2X/G24K34/B6V,4WREEM10R3-75-2X/G24K34/B6V,
4WREEM10W1-75-2X/G24K34/B6V,4WREEM6E16-2X/G24K34/B6V,
4WREEM10W1-50-2X/G24K34/B6V,4WREEM6E1-16-2X/G24K34/B6V,
4WREEM10W75-2X/G24K34/B6V,4WREEM6W32-2X/G24K34/B6V,
4WREEM6W1-32-2X/G24K34/B6V,
4WREEM6W16-2X/G24K34/B6V,4WREEM6E32-2X/G24K34/B6V,
4WREEM6E08-2X/G24K34/B6V,4WREEM6W1-16-2X/G24K34/B6V,
4WREF6E32-2X/V-24CA1,4WREF6E32-2X/V-24PA1,4WREF6E32-2X/V-24PF1,比例方向阀,力士乐REXROTH,德国力士乐