坤宇重装KYR250旋挖钻机

技术参数

性能特点

1.适用于中大型桩基础工程施工; Suitable for middle size and large size basic construction

2.超强的输出扭矩，确保在不同地质状况下完成施工;Super output torque ensure to finish the construction under different geological condition.

3.柴油机具有自动加速/降速功能，使燃油耗费下降5-10%; diesel motor has the function to increase and reduce speed, which makes the oil cost down 5-10%

4.液压系统采用进口液压系统主控回路、先导控制回路，实现各工况负荷下的最佳匹配;液压泵、液压马达、液压阀及管接头全部采用进口品牌，实现了系统的高可靠性。

Hydraulic system is applied by import main control loop and forerunner control loop to make the best match under any condition; hydraulic pump, hydraulic motor, hydraulic valve and pipe joint are all imported from brand products, which makes the system high reliability.

5.入岩旋挖钻机，最大加压力达到230kN;The most applying pressure of rotary drilling rig into the rock can reach 230KN.

6.采用入岩动力头，使钻机钻进普通钻机无法钻进的岩层，可以钻进单轴抗压强度不大于50 MPa的岩层。可提供持续稳定加压力，提高工作效率。先进的加压系统使钻机钻进时桅杆的稳定性大大提高，岩层对钻机的反作用力大部分会被加压系统内部吸收。

Power head is strong to drill into the rock which can not be drilled by normal drilling rig; it can drill the rock which the uniaxial compressive strength is less than 50MPA. Continuous Stability applied pressure can improve work efficiency. Advanced pressure applying system improves the stablability greatly; the reaction force can be absorbed by the system itself.

结构特点

　　驾驶室 Operation cabin

　　

操作舒适——最优质的驾驶室有助于最大限度的提高生产率

　　operation – Most qualified operation cabin is helpful for improving the max. limited productivity.

　　防倾翻、防落物的钢件焊接结构 Steel welded structure for anti dumping and anti falling

　　驾驶室的玻璃为安全玻璃，门的开度为180°，设有全开定位机构，并可在车的上、下位置解锁;门上窗为滑移窗。The Cab glass is safety glass. The door can be opened 180 ° and has a full positioning mechanism which can be unlocked in the upper and lower positions; door’s window is the sliding window

　　优越的全方位视野Excellent all-round visibility

　　可提高驾驶员的自信和生产效率，并进一步降低操作的安全隐患;无须倾斜身体就可清楚地看到钻具的作业状况;后视窗和锥形设计的发动机罩提供后方良好的视野。

　　Improve the driver's confidence and production efficiency and further reduce the security risks of the operation; can clearly see the operating status of the drill without tilting the body; hood rear window and tapered design of motor cover provide good rear vision.

　　发动机Engine

　　采用国际领先水平的超强力、大扭矩、电控、直喷、涡轮增压、中冷型动力系统。高效的涡轮增压功能提升了发动机的性能和功率;独特的空压设备可在高原上正常工作;直喷式电控喷油提供精确的喷油量，节能降耗;高效的燃烧室可实现低油耗、低排放、低噪音下的大功率输出。

　　Adopt the international advanced level of super-strong, high-torque, electronic control, direct injection, turbocharged, in cold type power system. Efficient turbo features to enhance the performance and power of the engine; a unique Pneumatic equipment can operate normally in plateau; direct injection electronically controlled fuel injection provides precise fuel injection volume, energy saving; efficient combustion chamber can be realized low fuel consumption, low emission, low noise but high power output.

　　重量轻，设计紧凑;低振动，环保型;低燃费，低成本，维护保养方便;余力大，高功率，高耐久性，高性能，高附加价值。The light weight, compact design; low vibration, environmentally friendly; low fuel consumption, low cost, easy maintenance; spare capacity, high-power, high durability, high-performance, high-value-added.

　　控制系统Control system

　　基于CAN-BUS的电气控制系统在发动机的监控、机器工况动作控制、虚拟仪表显示、故障检测、报警及信息显示等方面实现智能化控制。关键元器件全采用国际知名品牌。

　　Electrical control system based on CAN-BUS controls intelligently on engine monitoring, machine condition & motion control, virtual instrument display, fault detection, alarm and information display. The key components are all of internationally renowned brands.

　　1) 电液控制的有效结合effective combination of electro-hydraulic control

　　全面负责对发动机、液压泵、液压阀和整机的复合控制，及对发动机、液压系统、工作状态进行整机运行状态全面检测和保护。由电气设备检测设备的工况，并根据施工工艺要求驱动液压和机械设备的动作。

　　Overall responsibility for the compound control of engine, hydraulic pumps, hydraulic valves and machine, and comprehensive detection and protection for operation of the machine state such as engines, hydraulic systems, work status. Test the equipment condition by the electrical equipment, and drive the action of the hydraulic and mechanical equipment according to the construction process requirements

　　2) 人机交互技术human-computer interaction techniques

　　界面直观、实时的显示机器作业工况信息。设备与操作人员的人机交互方式直接关系到设备的使用性能，更多的信息显示有助于操作人员及时了解旋挖钻机的工况，并做出正确的判断和调整。通过按键操作，完成工作状态选择、工作参数设定、输入输出信号的在线调试、系统标定、设备故障诊断查询。系统安全可靠、性能稳定、界面友好，操作简单方便，具有智能化作业的特点。

　　The intuitive interface, real-time display of the machine operating conditions. Equipment and operating personnel, human-computer interaction is directly related to the use of equipment performance and more information to help the operator to keep abreast of the rotary drilling rig working conditions and make the right judgments and adjust. By key operation to complete the work state selection, operating parameters setting, the input and output signal line debugging, system calibration, fault diagnosis query. The system is safe and reliable, stable performance, friendly interface, easy to operate, has the characteristics of intelligent job.

　　3)智能故障诊断技术Intelligent Fault Diagnosis

　　故障诊断装置通过循回检测的方式检测发动机、液压系统、控制系统的各项技术参数，来判断钻机的工作是否正常，在出现故障时及时控制停机，给出故障代码，防止对机器造成较大的破坏。

　　Fault diagnosis device is detected by the back detection way of the engine, hydraulic system, technical parameters of the control system, to determine whether the rig work well or not. Control downtime and give the fault code in the event of failure in time in order to prevent greater destruction to the machine.

　　4)发动机泵功率控制技术engine pump power control technology

　　采用闭环控制，工作中，控制系统根据发动机的功率和负载的变化，自动调节液压泵的吸收功率的大小，使发动机和泵的功率达到最优化匹配。系统采取分段功率控制，根据具体的工作状况设定发动机的工作能力，减轻发动机的工作强度，使发动机稳定运行在经济工况点上。

　　Using closed-loop control operation, the control system according to the power of the engine and the load changes, automatically adjust the size of the hydraulic pump absorbing horse power, the engine and the pump power to achieve optimal matching. Take graded power control set, depending on the working conditions of the engine's ability to work, to reduce the intensity of the work of the engine, the engine and stable operation point of the economic conditions.

　　5)自动调垂控制技术automatic vertical control technology

　　自主成功研制旋挖钻机自动垂直调整功能，功能模块集成于主控系统内，对控制精度，成本及与钻机主控系统的结合有极大的提升。

　　Independent successful development of rotary drilling rig automatic vertical adjustment function, the function module is integrated within the main control system to improve greatly of control accuracy, cost and with the combination of the rig master system.

　　6)桅杆自动起落控制技术mast automatic landing control technology

　　根据旋挖钻机桅杆的角度反馈，自动调整桅杆的升、降和左右纠偏，在无人操作的情况下也能自动升起桅杆并调整为铅直状态。并可通过参数设置来改变自动起桅和自动落桅的速度和同步性。

　　Feedback based on the angle of the rotary drilling rig mast, automatically adjusts the mast up, down and around corrective, in the case of unmanned operation can automatically rise mast and adjust the vertical state. And set parameter to change automatically the mast speed and synchronization of the mast automatically up and down.

　　液压系统Hydraulic system

　　主油路采用了先进的负流量控制，实现了流量的按需供应。在此基础上叠加了恒功率和电气功率越权控制，最充分的利用发动机功率。

　　The main oil circuit uses the advanced negative flow control to achieve the flow demand supply. On this basis superimpose the override control of the constant power and electrical power, to make the fullest use of the engine power.

　　辅油路采用了国际工程机械界最为推崇的负载敏感控制系统。其核心元件负载敏感泵和带有负载补偿的多路换向阀，实现泵输出功率与各工况负荷的最佳匹配，把系统的传动效率提高到极致。

　　Auxiliary oil circuit adopts load sensitive control system of the most respected international construction machinery industry. The core component of the load-sensing pump and multiple valves with load compensation is the best match of the pump output power and load conditions, to increase the transmission efficiency of the system to the limit.

　　整机操纵上采用先导控制。可靠的先导逻辑阀块控制着钻机的各种动作。先导控制灵活、安全、舒适、精确。最大限度地提高了旋挖钻机的操作性、灵敏性和安全舒适性，充分体现了人、机、液、电的一体化。

　　The whole manipulation is pilot control. Reliable pilot logic valve block controls the various movements of the rig. The flexible, safe, comfortable and precise pilot control maximize the operability, sensitivity safe and comfortable of rotary drilling rig, and fully embodies the integration of operator, machine, hydraulic pressure and electricity.

　　先进的控制系统，选配国际品牌的液压泵、液压马达、液压阀、及管接头，完美体现了坤宇产品的精髓——高可靠性!

　　Advanced control system, matching international brands hydraulic pump, hydraulic motor, hydraulic valves and hose fittings, perfectly embodies the essence of Kuny - high reliability!

　　驱动装置Drive unit

　　动力头Power head

　　超强的钻进扭矩;配置双马达、双减速机，动力更为强劲;独特的轮毂内置可拆换键;滑轮架滑板磨损补偿机构技术;动力头转速电子分档控制，保证整机运行的平稳性;采用两组力士乐马达、主减速箱;回转支承的回转通过其套筒式主轴内牙板驱动钻杆旋转，实现钻孔的主运动。

　　Super drilling torque with more powerful configuration of dual-motor, dual-reducer; the unique hub built shiftable key; the pulley holder skateboard wear compensation agencies technology; power head speed electronic shift control to ensure the operation of the machine smooth; using two sets of Rexroth motor, main gearbox; the main sports of drilling rod is driven by slewing ring of the main sleeve shaft together with dental board.

　　变幅机构Luffing mechanism

　　采用平行四边形调整机构与三角形均载支撑架，保证桅杆移动稳定，使钻具定位准确又不影响垂直度;四边形调整结构与桅杆的连接点尽量靠上，以增加桅杆稳定性;调整桅杆工作幅度及运输状态时的整机高度;在变幅机构各联接处采用行业首创的新型自润滑轴承。

　　Parallelogram adjustment mechanism with triangular support frame are set to ensure the stability of the mast mobile, to drill accurate positioning without affecting the verticality; the connection point of quadrilateral adjusting structure and mast rely on as far as possible, in order to increase the stability of the mast; adjust mast amplitude and the transport state of the machine height; luffing mechanism coupling is the industry's first new type of self-lubricating bearings.

　　主辅卷扬Main and auxiliary hoist

　　采用马达及减速机，工作稳定可靠;卷筒压绳器防止钢丝绳的重叠乱绳、滑脱、挤压和磨损;采用立巴斯卷筒，保证钢丝绳的分层卷绕，延长钢丝绳寿命。

　　Use motor and reducer to work stable and reliable; roll pressure rope to prevent the overlapping of steel rope, surge, extrusion and wear; Lebus reel guarantee the layered winding of the steel rope to extend the steel rope life.

　　桅杆

　　采用箱体结构，内置隔板加强，保证抗扭和抗弯性能;整体桅杆为三段铰接折叠式，便于运输;钻杆、动力头连接在桅杆左右两侧导轨上，对钻孔作业起导向作用;采用转盘结构，具有关节功能，机、电联锁限位，安全可靠;可适应多种钻杆的装配，下桅杆卸除后可装大口径钻斗。

　　Mast

　　Box structure, built-in partition strengthening to ensure torsional and flexural properties; the overall mast for three sections hinged folding, easy to transport; drill rod, power head connected to the mast around both sides of the rail on the drilling operations from guiding role; turntable structure, joint function, mechanical, electrical interlock limit, safe and reliable; assembly can be adapted to a variety of drill rod, large diameter drill bucket can be installed after the lower mast removable.

　　加压形式

　　油缸加压：加压稳定;

　　卷扬加压：可加长护筒，加压行程大，提供双倍加压力，可钻进更硬地层。

　　Applying pressure form

　　Cylinder pressure applying: pressure applied stable;

　　The hoist pressure applying: can be lengthened Casings for large compression stroke, double pressure applied for drilling harder formations.

　　钻杆Drill rod

　　摩擦式钻杆Friction drill rod

　　操作简便，钻深大(比机锁杆层多)，提钻时无钻杆内外层脱锁问题，提钻顺利;靠摩擦力向钻具传递主机加压力，下压力较小，不适合钻进硬地层。钻杆上的减振弹簧依据不同的钻杆在放绳时的惯性力设计，利于保护主机。

　　Easy operation, drilling deep (more layer than the mechanical lock drill rod), drill rod inner and outer layers to drill off the lock problem, to drill smooth; rely on friction to pass the pressure applied by main machine to drill bit, less down force, not suitable for drilling into hard formations. Damping spring, depending on the design of inertia force on the drill rod when loose steel rope, which will help to protect the main machine.

　　机锁式钻杆

　　机锁式钻杆抗扭能力大，向钻具传递压力大，无传压损失，适合钻进硬地层。机锁式钻杆采用高强合金管材，耐磨合金键条，并对加压点、下管部件、挡环、传扭点作特殊的设计和工艺处理。制备过程中对钻杆关键件进行全程控制，确保高可靠性和长寿命。

　　Mechanical lock type drill rod

　　Machine-lock drill rod has big anti-torsion ability to pass large pressure to drill bit without any losses, suitable for drilling hard formations. The mechanical lock drill rod using high-strength alloy pipe, wear-resistant alloy key bar, and special design and process on pressure applied points, down tube parts, retaining ring, torque passed point. The key parts of drill rod are under control in the entire preparation process to ensure high reliability and long life.

　　钻具Drill tools

　　钻具主要有钻斗、螺旋钻头、嵌岩筒钻、离心卸渣钻具、扩孔钻等，可钻进粘土层、砂砾层、卵石层和一定风化程度的岩层。

　　Main drill tools are grouped into drill bucket, auger, rock barrel drilling, centrifugal unloading slag drill, reamer, etc., can be drilled into the clay layer, gravel, gravel layer and a certain weathering degree of rock.

　　单底钻斗适合粘土、松散土和胶结较好的卵石。

　　Single bottom drilling bucket for clay, loose soil and well cemented pebble.

　　

　　双底钻斗适用于卵石、冻土、强风化基岩，特别适用于蒙脱土。

　　Double bottom drilling bucket can be used in the pebbles, permafrost and strongly weathered bedrock, especially suitable for montmorillonite.

　　

　　单头螺旋钻头用于岩石层和水位上土层。Single head auger is applied for rock layer and the water level on the soil.

　　

　　双头螺旋钻头适合大口径和岩石钻孔。Double head auger suitable for large diameter of rock drilling.

　　岩芯钻(筒钻)是一种特殊钻具，通过切割一个环形槽，岩芯就可被冲锤或螺旋钻头破碎。适用于大漂石或坚硬基岩。Core drilling (barrel drilling) is a special drill, by cutting an annular groove; the core can be broken by hammer or auger. Applicable to large boulders or hard bedrock.

　　

　　离心卸渣钻具是一种小孔钻具，适用于粘土、软土和泥质胶结岩层。Centrifugal unloading slag drill is a small kind of hole drilling tool, suitable for clay, soft soil and muddy cemented rock formations.

　　

　　桩底的扩大对提高桩的承载能力具有重要意义，扩孔钻具是这方面的有效工具。适用于土层或基岩。The expansion in the bottom of the pile is of great significance to improve the carrying capacity of the pile, reaming drill is effective tool applied to the soil or bedrock.

　　

施工案例