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    • 1. 发明授权
    • DRILLING ARRANGEMENT AND METHOD PERTAINING TO THE DRILLING ARRANGEMENT
    • 钻井布置和钻井布置方法
    • EP2961910B1
    • 2018-04-11
    • EP14726218.2
    • 2014-02-25
    • Atlas Copco Rock Drills AB
    • KÄMPE, UlfJORMVIK, Fredrik
    • E21B7/02
    • E21B7/02
    • The invention relates to a method pertaining to a drilling arrangement (7) comprising a drive member support device (49) for fixing a drive member (13) arranged at the drilling arrangement (7), wherein the drive member (13) operates in a direction (R), the method comprising: - providing a drive head (19) with an axis of rotation (22) adapted for engagement with a drill string means (59), wherein the drive head (19) is arranged to cooperate with a feed member (14; 15) operating in respectively a first (P) and a second (&Rgr;') direction; - providing the drive head (19) pivotable relative to the drive member support device (49) and the feed member (14; 15) about an axis of rotation (A) extending transverse said direction (R); - pivoting the drive head from a first fixed end position (VI; 26) where the axis of rotation (22) of the drive head is parallel to said direction (R) and the feed member (14; 15) drives the drive head (19) in the first direction (P), to a second fixed end position (V2; 28) where the axis of rotation (22) of the drive head is parallel to said direction (R) and the feed member (14; 15) drives the drive head (19) in the second direction (&Rgr;'), where the directions (P) and (&Rgr;') are opposite. The invention also relates to a drilling arrangement and a computer program product comprising program code for an electronic control unit associated with the drilling arrangement for performing the method.
    • 4. 发明公开
    • METHOD AND SYSTEM FOR CONTROLLING A COMPRESSOR AT A ROCK DRILLING APPARATUS AND A ROCK DRILLING APPARATUS
    • VERFAHREN UND系统ZUR STEUERUNG EINES KOMPRESSORSFÜREINE GESTEINSBOHRVORRICHTUNG UND GESTEINSBOHRVORRICHTUNG
    • EP2609281A4
    • 2017-08-09
    • EP11820260
    • 2011-08-25
    • ATLAS COPCO ROCK DRILLS AB
    • ALDÉN ERIKAHLSTRÖM ERIK
    • E21B21/08E21B44/00F04C28/08F04C28/24
    • E21B21/08E21B21/16F04C28/08F04C28/24
    • The present invention relates to a control of a compressor (8) at a rock drilling apparatus, said rock drilling apparatus including a power source for driving a compressor (8) at a rock drilling process, said compressor (8) being arranged to operate according to a first mode and according to a second mode, wherein, in said first mode, the work produced by the compressor (8) is arranged to be controlled by controlling the rotation speed of said compressor (8), and wherein, in said second mode, the work produced by the compressor (8) is arranged to be controlled by controlling the air flow at the compressor inlet. The method includes determining a parameter value representing a demand of work from said compressor (8), controlling the compressor (8) according to said first mode when said parameter value representing a demand of work from said compressor (8) exceeds a first demand, and controlling the compressor (8) according to said second mode when said parameter value representing a demand of work from said compressor is lower man said first demand. The invention also relates to a system and a rock drilling apparatus.
    • 本发明涉及一种在岩石钻探设备上对压缩机(8)的控制,所述岩石钻井设备包括用于在凿岩过程中驱动压缩机(8)的动力源,所述压缩机(8)被布置成根据 其中在所述第一模式中,由压缩机(8)产生的功被布置为通过控制所述压缩机(8)的转速来控制,并且其中在所述第二模式 模式下,由压缩机(8)产生的功被布置成通过控制压缩机入口处的气流来控制。 该方法包括:当来自所述压缩机(8)的代表工作需求的所述参数值超过第一需求时,确定表示来自所述压缩机(8)的工作需求的参数值,根据所述第一模式控制压缩机(8) 以及当表示来自所述压缩机的工作需求的所述参数值低于所述第一需求时,根据所述第二模式控制压缩机(8)。 本发明还涉及一种系统和凿岩设备。
    • 7. 发明公开
    • HYDRAULIC PERCUSSIVE ARRANGEMENT, PISTON GUIDE AND DRILLING RIG
    • HYDRAULISCHE PERKUSSIONSANORDNUNG,KOLBENFHHRUNG UND BOHRVORRICHTUNG
    • EP2552651A4
    • 2017-06-21
    • EP11763133
    • 2011-03-22
    • ATLAS COPCO ROCK DRILLS AB
    • JONSSON PER
    • B25D9/12B25D17/06
    • B25D9/12B25D17/06B25D2217/0019B25D2250/365
    • The present invention relates to a hydraulic percussive arrangement comprising a displaceable arrangement (1) in a casing (11), in which casing (11) the following are arranged at the displaceable arrangement (1): a first chamber (5) connected to a return line (7) for hydraulic oil, a bushing (6) on a first side of the first chamber (5) and separated from the first chamber (5) by a first gap (12) along the displaceable arrangement (1), and a second chamber (2) with a higher pressure of hydraulic oil than that of the first chamber (5) and arranged on a second side of the first chamber (5), separated from the first chamber (5) by a second gap (4) along the displaceable arrangement (1). According to the invention, a third chamber (8) is fixed arranged between the second gap (4) and the first chamber (5) and the third chamber (8) is connected to the first chamber (5) not only by a first passage (14) but also by a third gap (9) along the displaceable arrangement (1). The invention relates also to a piston guide in such a hydraulic percussive arrangement and to a drilling rig with such a percussive arrangement.
    • 本发明涉及一种液压冲击装置,该装置包括位于壳体(11)中的可移动装置(1),其中在可移动装置(1)处布置有以下壳体(11):第一腔室(5) 用于液压油的返回管线(7),位于第一腔室(5)的第一侧上并通过沿着可移动装置(1)的第一间隙(12)与第一腔室(5)分开的衬套(6),以及 具有比所述第一室(5)的压力更高的液压油压力并且布置在所述第一室(5)的第二侧上的与所述第一室(5)隔开第二间隙(4)的第二室(2) )沿着可移动布置(1)移动。 根据本发明,第三腔室(8)固定地布置在第二间隙(4)与第一腔室(5)之间,并且第三腔室(8)不仅通过第一通道 (14),而且还通过沿着所述可移位布置(1)的第三间隙(9)。 本发明还涉及这种液压冲击装置中的活塞导向装置和具有这种冲击装置的钻机。
    • 10. 发明公开
    • CONTROL SYSTEM, ROCK DRILL RIG AND CONTROL METHOD
    • STEUERSYSTEM,STEINBOHRVORRICHTUNG UND STEUERVERFAHREN
    • EP2446113A4
    • 2016-09-14
    • EP10792406
    • 2010-06-28
    • ATLAS COPCO ROCK DRILLS ABATLAS COPCO DRILLING SOLUTIONS LLC
    • JIAO DEYICHENG EUGENESINNERSTAD JONASGUSTAVSSON HANS
    • E21B44/00E21B44/06
    • E21B44/06
    • A hydraulic fluid control system for controlling pressure fluid supplied to consumers (2, 3, 4) of a rock drilling machine, a regulating valve (6, 7, 8) for each for each consumer and fluid conduits between the regulating valves and the consumers, an electronically controlled auxiliary control unit (11) having an electrically controlled auxiliary valve (14) for connection to a fluid conduit, a sensor for sensing fluid parameter values and sending sensor signals to the auxiliary control unit as sensor input signal actual values, micro-controller (12) having at least one parameter sensor input signal entry (S1-S5, I1-I5) for receiving the sensor input signal actual values and a control signal exit (V1-V6) for signal control of an auxiliary valve, the processor (12) is being arranged to compare the actual and predetermined values and to emit control signals to an auxiliary valve in response to the comparison to adjust fluid flow.
    • 一种液压流体控制系统,用于控制供应给凿岩机的消费者(2,3,4)的压力流体,调节阀(6,7,8),用于每个消费者和调节阀与消费者之间的流体导管 ,具有用于连接到流体导管的电控辅助阀(14)的电子控制辅助控制单元(11),用于感测流体参数值并将传感器信号作为传感器输入信号实际值发送到传感器信号的传感器 控制器(12)具有用于接收传感器输入信号实际值的至少一个参数传感器输入信号条目(S1-S5,I1-I5)和用于辅助阀信号控制的控制信号出口(V1-V6), 处理器(12)被布置成比较实际值和预定值,并响应于比较而向辅助阀发出控制信号以调节流体流量。