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液压旋转接头
为卷曲开卷等液压设备设计的两通路旋转接头——高压密封、低扭矩、长寿命，专用于卷取机、收放线及旋转液压系统。
技术参数
| 通道路数 | 2 |
|---|---|
| 介质 | 液压油、水乙二醇 |
| 最大工作压力 | 31.5 MPa（320 bar） |
| 最大转速 | 350 RPM |
| 温度范围 | -20 ℃～+120 ℃ |
| 接口尺寸 | 1/2″～2″ 螺纹（可定制） |
| 壳体材质 | 碳钢（可选不锈钢） |
| 密封件 | NBR / FKM / PTFE |
| 1690/1790/1890型双通路低速气液两用旋转接头 - 螺纹连接 | |||||||||||||||
| B Port NPT | Ordering No. | A Rotor Thread | C Dia. | D | E | F | G Rotor ID | H** Across Flats | I Tap NPT | J Lock-up | K Tap NPT | N | P | R | S |
| Model | |||||||||||||||
(2) x 1⁄4" | 1690-000-115 | 1" NPT RH | 2-8/5" | 5-7/8" | 2-3/16" | 1-1/8" | 5/16" | 46 | 1/4" | 2-5/8" | 1/4" | 1-5/32" | 1-11/16" | 1/2" | / |
| 1690-000-102* | 1" NPT RH | 2-8/5" | 5-7/8" | 2-3/16" | 1-1/8" | 11/16" | 46 | 1/4" | 2-5/8" | 1/4" | 1-5/32" | 1-11/16" | 1/2" | 3-25/32" | |
| 1690-000-168 | G1" (BSP) RH | 66.6 | 150 | 55.5 | 18 | 7.9 | 46 | 1/4" | 67.8 | 1/4" | 29.4 | 42.9 | 17 | / | |
| 1690-000-105* | G1" (BSP) RH | 66.6 | 150 | 55.5 | 18 | 17.4 | 46 | 1/4" | 67.8 | 1/4" | 29.4 | 42.9 | 17 | 96 | |
(2) x 1⁄2" | 1790-001-113 | 1-1/4"NPT RH | 3" | 8-3/16" | 2-15/32" | 1-1/8" | 5/8" | 50.8 | 1/2" | 3-3/4" | 1/2" | 1-12/32" | 2-5/8" | 5/8" | / |
| 1790-001-101* | 1-1/4"NPT RH | 3" | 8-3/16" | 2-15/32" | 1-1/8" | 1-1/16" | 50.8 | 1/2" | 3-3/4" | 1/2" | 1-21/32" | 2-5/8" | 5/8" | 5-1/16" | |
| 1790-001-114 | G1-1/4"(BSP) RH | 76 | 208 | 63 | 28 | 16 | 50.8 | 1/2" | 84.2 | 1/2" | 42 | 67 | 15.5 | / | |
| 1790-001-112* | G1-1/4"(BSP) RH | 76 | 208 | 63 | 28 | 27 | 50.8 | 1/2" | 84.2 | 1/2" | 42 | 67 | 15.5 | 129 | |
(2) x 3⁄4" | 1890-100 | 1-1/2"NPT RH | 3-1/2" | 8-7/8" | 2-5/8" | 1-3/16" | 13/16" | 63.5 | 3/4" | 4-3/32" | 3/4" | 1-29/32" | 2-3/4" | 11/16" | / |
| 1890-110* | 1-1/2"NPT RH | 3-1/2" | 8-7/8" | 2-5/8" | 1-3/16" | 1-3/8" | 63.5 | 3/4" | 4-3/32" | 3/4" | 1-29/32" | 2-3/4" | 11/16" | 5-13/16" | |
| 1890-060 | G1-1/2"(BSP) RH | 88.9 | 225.4 | 66.6 | 30.2 | 20.6 | 63.5 | 3/4" | 91.3 | 3/4 | 48.4 | 69.8 | 1.75 | / | |
| 1890-063* | G1-1/2"(BSP) RH | 88.9 | 22.5 | 66.6 | 30.2 | 34.9 | 63.5 | 3/4" | 91.3 | 3/4 | 48.4 | 69.8 | 17.5 | 147.6 | |
| 本公司对旋转接头产品规格、设计特性均不断改进，上述规格尺寸等参数如有变更，恕不另行通知！ | |||||||||||||||
| 1890型三通路旋转接头 - 串联式 - 螺纹连接 | ||||||||||||||||||
| NPT | NPT | A | C | D | E | F | G | H** | I | J | K | N | P | R | T | U | W | X |
B1:1⁄4" B2:3⁄4" B3:3⁄4" | 1890-116 | 11 ⁄2" NPT RH | 3 ⁄2" | 11 17⁄32" | 2 5 ⁄8" | 1 3 ⁄16" | 13⁄16" | 63.5 | 3 ⁄4" | 43 ⁄32" | 3 ⁄4" | 129⁄32" | 213⁄16" | 11⁄16" | 71 ⁄2" | 1 ⁄4" | ⁄8"-18 UNF, RH | 37 ⁄8" |
| 1890-064 | G11 ⁄2" (BSP) RH | 88.9 | 293 | 66.6 | 30.2 | 30.2 | 63.5 | 3 ⁄4" | 89 | 3 ⁄4" | 48.4 | 59.8 | 17.5 | 190 | 1 ⁄4" | 5 ⁄8"-18 UNF, RH | 97.6 | |
| 本公司对旋转接头产品规格、设计特性均不断改进，上述规格尺寸等参数如有变更，恕不另行通知！ | ||||||||||||||||||
上表为DP系列液压旋转接头典型参数。最终规格取决于您的工况——介质、压力、温度与转速。请联系工程师确认适合您设备的准确配置。
钢铁厂液压卷取/开卷机/分卷机
旋转液压动力单元与卷绕机
电缆、线缆、软管收放线机械
带液压加载的造纸辊
提交工况参数（介质、压力、温度、转速、接口尺寸）即可获取选型与报价，常规型号2-7天交货，定制产品20-35天，支持螺纹、通路、材质定制。
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