Komatsu Hydraulic Pump 07440-72202
小松液压泵 07440-72202
Product Overview / 产品概述
The "Hydraulic Pump 07440-72202" is a high-quality, precision-engineered component specifically designed for various Komatsu heavy machinery. This essential part ensures optimal hydraulic system performance, providing the power and control necessary for demanding construction and earthmoving operations. Built to meet stringent Komatsu specifications, this pump offers exceptional durability, reliability, and efficiency, making it an ideal replacement or upgrade for your equipment.
"液压泵 07440-72202" 是一款专为多种小松重型机械设计的高品质精密工程部件。这款核心部件确保液压系统达到最佳性能，为严苛的施工和土方作业提供必要的动力与控制。该泵严格按照小松规范制造，具有卓越的耐用性、可靠性和效率，是您设备的理想替代或升级选择。
Product Specifications / 产品参数
| Parameter / 参数 | Description / 描述 |
|---|
| Part Number / 部件号 | 07440-72202 |
| Product Name / 产品名称 | Hydraulic Pump / 液压泵 |
| Brand / 品牌 | Komatsu (Compatible) / 小松（兼容） |
| Condition / 状况 | New Aftermarket / 全新售后 |
| Material / 材料 | High-Grade Steel, Durable Alloys / 高级钢材，耐用合金 |
| Pressure Rating / 压力等级 | Optimized for Komatsu Systems / 针对小松系统优化 |
| Flow Rate / 流量 | Matches OEM Specifications / 符合原厂规格 |
Product Advantages & Selling Points / 产品优势与卖点
"Superior Durability / 超凡耐用性:" Constructed from high-quality materials to withstand extreme operating conditions and extend service life. / 采用优质材料制造，可承受极端操作条件，延长使用寿命。
"Optimal Performance / 最佳性能:" Engineered to deliver precise flow and pressure, ensuring your Komatsu machinery operates at peak efficiency. / 精密设计，提供精确的流量和压力，确保您的小松机械以最高效率运行。
"Perfect Fit / 完美适配:" Manufactured to OEM specifications, guaranteeing seamless integration and compatibility with applicable Komatsu models. / 按照原厂规格制造，确保与适用的小松型号无缝集成和兼容。
"Enhanced Reliability / 增强可靠性:" Reduces downtime and maintenance costs through consistent and dependable hydraulic power delivery. / 通过稳定可靠的液压动力输送，减少停机时间和维护成本。
"Cost-Effective Solution / 经济高效的解决方案:" Offers a high-quality alternative to OEM parts without compromising on performance or longevity. / 在不影响性能和使用寿命的情况下，提供了高品质的原厂替代品。
Applicable Equipment / 适用设备
This hydraulic pump is specifically designed for the following Komatsu heavy equipment models:
Komatsu D155C-1 Bulldozer
Komatsu D155C-1P Bulldozer
Komatsu D150A-1 Bulldozer
Komatsu D155A-2 Bulldozer
Komatsu D155S-1 Loader/Dozer
Application Scenarios & Case Analysis / 应用场景与案例分析
The Komatsu D155C-1, D155C-1P, D150A-1, D155A-2, and D155S-1 series of bulldozers and loader/dozers are robust machines widely used in heavy-duty applications. The "Hydraulic Pump 07440-72202" is critical for their operational efficiency in these demanding environments.
小松D155C-1、D155C-1P、D150A-1、D155A-2和D155S-1系列推土机和装载/推土机是广泛应用于重型作业的坚固机械。"液压泵 07440-72202" 在这些严苛环境中对其运行效率至关重要。
Typical Application Scenarios / 典型应用场景:
"Mining Operations / 采矿作业:" These bulldozers are used for overburden removal, pushing coal or ore, and maintaining haul roads in large-scale mining sites. The hydraulic pump ensures precise blade control for efficient material handling.
"大型采矿作业:" 这些推土机用于露天采矿场的剥离、推运煤或矿石，以及维护运输道路。液压泵确保精确的铲刀控制，实现高效物料处理。
"Large-Scale Construction Projects / 大型建筑项目:" Essential for site preparation, leveling, and foundation work on major infrastructure projects like highways, dams, and commercial complexes. The pump powers the lifting and tilting functions of the blade.
"大型建筑项目:" 在公路、水坝和商业综合体等重大基础设施项目中，对于场地准备、平整和地基工作至关重要。液压泵为铲刀的提升和倾斜功能提供动力。
"Land Reclamation and Earthmoving / 土地开垦与土方工程:" Used for moving vast quantities of earth, creating new land, or re-shaping terrain in land development projects. Consistent hydraulic power is vital for continuous operation.
"土地开垦与土方工程:" 用于在土地开发项目中移动大量土方、开垦新土地或重塑地形。持续的液压动力对于连续作业至关重要。
"Quarrying / 采石场:" Efficiently handles rock fragmentation and material movement within quarries.
"采石场:" 在采石场内高效处理岩石破碎和物料移动。
Case Study / 案例分析:
"Project:" Highway Expansion in a Mountainous Region
"项目:" 山区高速公路扩建
"Challenge:" A fleet of Komatsu D155A-2 bulldozers was deployed for heavy earthmoving and grading on a new highway section. Due to the challenging terrain and continuous operation, one of the bulldozers experienced a significant drop in hydraulic pressure, leading to sluggish blade movement and reduced productivity.
"挑战:" 一支由小松 D155A-2 推土机组成的车队被部署在一个新的高速公路路段进行重型土方工程和平整作业。由于地形复杂和连续作业，其中一台推土机出现了液压压力显著下降的情况，导致铲刀动作迟缓，生产力降低。
"Solution:" Upon inspection, the original hydraulic pump was identified as faulty. The "Hydraulic Pump 07440-72202" was promptly installed as a replacement. Its perfect fit and robust design ensured quick restoration of the bulldozer's hydraulic system to optimal performance. The machine immediately regained its full power and responsiveness.
"解决方案:" 经检查，发现原液压泵出现故障。迅速安装了"液压泵 07440-72202" 作为替代品。其完美的适配性和坚固的设计确保了推土机液压系统迅速恢复到最佳性能。该机器立即恢复了其全部动力和响应能力。
"Outcome:" The swift replacement minimized downtime, allowing the project to stay on schedule. The reliable performance of the new hydraulic pump contributed significantly to the overall efficiency and successful completion of the earthmoving phase.
"结果:" 快速更换最大程度地减少了停机时间，使项目得以按计划进行。新液压泵的可靠性能极大地促进了土方工程阶段的整体效率和成功完成。
Related Products / 相关产品
Beyond the 07440-72202, we offer a comprehensive range of hydraulic components and other vital parts for Komatsu machinery. Here are some related products that complement this hydraulic pump or serve similar functions on other Komatsu models:
除了07440-72202，我们还为小松机械提供全系列的液压部件和其他关键零件。以下是一些与该液压泵互补或在其他小松型号上发挥类似功能的相关产品：
"Komatsu Hydraulic Pump (Various Models):" We supply hydraulic pumps for a wide array of Komatsu excavators, wheel loaders, and other bulldozers. Examples include pumps for PC200, PC300, WA380 series, etc. These vary in flow rate, pressure, and mounting type.
"小松液压泵（各种型号）:" 我们为各种小松挖掘机、轮式装载机和其他推土机提供液压泵。例如，用于PC200、PC300、WA380系列等的泵。这些泵在流量、压力和安装类型上有所不同。
"Hydraulic Cylinders / 液压油缸:" Essential for controlling boom, arm, bucket, and blade movements. Available for various Komatsu models like PC200-7, PC360-7, D85 series.
"液压油缸:" 对于控制动臂、斗杆、铲斗和铲刀的运动至关重要。适用于各种小松型号，如PC200-7、PC360-7、D85系列。
"Hydraulic Control Valves / 液压控制阀:" Regulate hydraulic fluid flow and pressure to different components, ensuring precise machine operation. Applicable to numerous Komatsu excavators and dozers.
"液压控制阀:" 调节液压油流向不同部件的流量和压力，确保机器精确操作。适用于众多小松挖掘机和推土机。
"Hydraulic Filters / 液压滤清器:" Crucial for maintaining the cleanliness of the hydraulic system, preventing contamination and extending the life of hydraulic components, including pumps. Universally applicable across Komatsu hydraulic systems.
"液压滤清器:" 对于保持液压系统的清洁度至关重要，防止污染并延长包括液压泵在内的液压部件的寿命。普遍适用于小松液压系统。
"Seal Kits for Hydraulic Components / 液压部件密封套件:" For repairing and maintaining hydraulic pumps, cylinders, and valves. Available for various Komatsu parts.
"液压部件密封套件:" 用于维修和维护液压泵、油缸和阀门。适用于各种小松零件。
Installation & Maintenance - Common Issues & Solutions / 安装与维护 - 常见问题与解决方案
Proper installation and regular maintenance are crucial for the longevity and optimal performance of your hydraulic pump. Here are some common issues encountered and their solutions:
正确的安装和定期维护对于液压泵的使用寿命和最佳性能至关重要。以下是一些常见的安装和维护问题及其解决方案：
Common Issues / 常见问题:
"No Hydraulic Power or Low Pressure / 无液压动力或压力低:" Often caused by air in the system, a clogged suction filter, worn pump components, or improper relief valve settings.
"噪音过大 / Excessive Noise:" Can indicate cavitation (air in the system), worn bearings, misalignment, or contaminated hydraulic fluid.
"过热 / Overheating:" May result from fluid contamination, improper fluid level, high system pressure, or internal pump wear.
"漏油 / Leaks:" Typically due to worn seals, damaged O-rings, loose fittings, or cracked pump housing.
"Contamination / 污染:" Ingression of dirt, water, or metallic particles can severely damage internal pump components.
Solutions & Best Practices / 解决方案与最佳实践:
