CBNA 双联齿轮泵
简介
CBNA 双联齿轮泵是由一个大排量低压力齿轮泵和一个小排量高压力齿轮泵组成,包括前盖、壳体和泵体,在壳体上装有单向阀,前盖上装有溢流阀。当双联泵工作压力小于溢流阀开启压力时,两个齿轮泵同时输出液压油,当工作压力高于溢流阀开启压力时,只有小排量齿轮泵输出高压液压油,从而减少功率损耗。CBNA双联齿轮泵广泛地应用于劈柴机、压力机和机床中。
![](https://img77.56js.com/5eceadd4559dcfd289179ea0c9fe590234a094d9dedae64021490a928a43c5e10732047ce58976e4.jpg)
![](https://img77.56js.com/5eceadd4559dcfd289179ea0c9fe590234a094d9dedae640497f1bfcc288839d1886402c9397534a.jpg)
![](https://img77.56js.com/5eceadd4559dcfd289179ea0c9fe590234a094d9dedae64021490a928a43c5e10732047ce58976e4.jpg)
![](https://img77.56js.com/5eceadd4559dcfd289179ea0c9fe590234a094d9dedae640181d09407e67d4569e176231d6faa058.jpg)
![](https://img77.56js.com/5eceadd4559dcfd289179ea0c9fe590234a094d9dedae64033b9b7392336881af271f167ccf6f108.jpg)
![](https://img77.56js.com/5eceadd4559dcfd289179ea0c9fe590234a094d9dedae64021490a928a43c5e10732047ce58976e4.jpg)
型 号 | 流量(GPM) | 排量(mL/r) | 压力 (MPa) | 转速 (rpm) | 尺寸(mm) | ||||
高压泵 | 低压泵 | 溢流阀 | 工作压力 | L | L1 | L2 | |||
CBNA-6.3/2.1 | 30(8) | 2.1 | 6.3 | 范围:2. 8-6.3 初设值: 4.5 | 21 | 3600 | 154.2 | 95.2 | 61.2 |
CBNA-6.3/3.0 | 33.5(8.5) | 3.0 | 6.3 | 157.8 | 95.2 | 61.2 | |||
CBNA-6.3/3.6 | 35.5(9) | 3.6 | 6.3 | 159.9 | 99.6 | 61.6 | |||
CBNA-8.8/1.6 | 37.4(10) | 1.6 | 8.8 | 162 | 103.6 | 69.6 | |||
CBNA-8.8/2.1 | 39(10) | 2.1 | 8.8 | 162.7 | 103.6 | 69.6 | |||
CBNA-8.8/3.0 | 42(10.5) | 3.0 | 8.8 | 166.2 | 103.6 | 69.6 | |||
CBNA-8.8/3.6 | 44(11) | 3.6 | 8.8 | 167.9 | 107.6 | 69.6 | |||
CBNA-8.8/4.2 | 46(11.5) | 4.2 | 8.8 | 170.2 | 109.9 | 69.6 | |||
CBNA-10.9/2.1 | 46(12) | 2.1 | 10.9 | 170.2 | 109.9 | 77.1 | |||
CBNA-10.9/3.0 | 50(12.5) | 3.0 | 10.9 | 173.7 | 113.4 | 77.1 | |||
CBNA-10.9/3.6 | 50(13) | 3.6 | 10.9 | 175.4 | 115.1 | 77.1 | |||
CBNA-10.9/4.2 | 52(13.5) | 4.2 | 10.9 | 177.7 | 117.4 | 77.1 | |||
CBNA-13/3.0 | 58(15.4) | 3.0 | 13 | 180.7 | 122.1 | 84.1 | |||
CBNA-13/4.2 | 62(16.4) | 4.2 | 13 | 184.7 | 122.1 | 84.1 |