摘要：【中文】本发明涉及一种液压打捞工具，在钻井过程中，经常会发生卡钻具等井下复杂事故，尤其在一些地质条件复杂，井眼不规则的水平井段会出现套管局部磨损严重，最终导致井下落鱼等事故，在完井电测过程中也会发生钢丝断开等常见事故，经过调研发现常见的打捞工具都是固定直径的，只能打捞一些固定尺寸的井下落物，打捞工具的功能存在很大局限。为此设计了一种液压打捞工具，可以打捞一定尺寸范围落物，主要包括：打捞爪、弹簧、液压槽、液压推块、钻井液流道、固定键等，打捞爪通过固定键安装到打捞工具外筒上，通过钻井液提供的液压动力来推动液压推块滑动，液压块的滑动带动控制打捞爪移动，从而实现对井下落物进行捕捉。 【EN】The invention relates to a hydraulic fishing tool, which can frequently cause underground complex accidents such as drilling tool jamming and the like in the drilling process, particularly common accidents such as casing local abrasion and the like in a horizontal well section with an irregular well bore under complex geological conditions and finally causing underground fish falling and the like, steel wire disconnection and the like in the well completion electrical testing process, and the like. Therefore, a hydraulic fishing tool is designed, which can salvage falling objects within a certain size range and mainly comprises: the fishing claw is installed on the fishing tool outer barrel through the fixed key, the hydraulic power provided by the drilling fluid pushes the hydraulic push block to slide, and the sliding of the hydraulic block drives the fishing claw to move, so that the underground falling objects are captured.

摘要：【中文】本发明具体涉及一种改性纳米二氧化硅及其改性方法、防腐涂料和涂层，属于防腐涂料技术领域，本发明提供的一种改性纳米二氧化硅的方法，包括：将纳米二氧化硅与水混合，进行一次反应，获得一次反应物；取六甲基二硅氮烷和六甲基二硅氧烷，与无水溶剂混合，获得混合溶液；将所述第一反应物与所述混合溶液混合，进行二次反应，获得改性纳米二氧化硅；采用本发明实施例提供的改性纳米二氧化硅的方法制得的改性纳米二氧化硅，其具有优异的分散性及疏水性，可在多种有机溶剂中分散性良好，喷涂至碳钢表面后，涂层表面平整，提高陶瓷表面的耐腐蚀性。 【EN】The invention specifically relates to modified nano-silica and a modification method thereof, an anticorrosive coating and a coating, belonging to the technical field of anticorrosive coatings, and the invention provides a method for modifying nano-silica, which comprises the following steps: mixing nano silicon dioxide with water, and carrying out primary reaction to obtain a primary reactant; mixing hexamethyldisilazane and hexamethyldisiloxane with an anhydrous solvent to obtain a mixed solution; mixing the first reactant with the mixed solution, and carrying out secondary reaction to obtain modified nano silicon dioxide; the modified nano-silica prepared by the method for modifying nano-silica provided by the embodiment of the invention has excellent dispersibility and hydrophobicity, can be well dispersed in various organic solvents, and can be sprayed on the surface of carbon steel, so that the surface of a coating is flat, and the corrosion resistance of the surface of ceramic is improved.

摘要：【中文】本发明公开了一种磁信号发射装置，该磁信号发射装置包括支撑台、转盘、螺线管支架和两个螺线管，支撑台包括支撑板和连接在支撑板上的多个支撑腿，转盘转动设置在支撑板上，螺线管支架设置在转盘上，两个螺线管均支撑在螺线管支架上且均平行于转盘，两个螺线管的轴线在转盘上的正投影相交且垂直，通过多个支撑腿将支撑板支撑在施工地面，在支撑板上设置转盘，在转盘上设置螺线管支架，可以转动转盘，调整螺线管的方向，使其中一个螺线管与预定轨迹所在的竖直平面平行，可以方便螺线管的布置，且螺线管所产生的磁场比直导线强得多，提高了钻头的导向定位精度。 【EN】The invention discloses a magnetic signal transmitting device, which comprises a supporting table, a turntable, a solenoid bracket and two solenoids, wherein the supporting table comprises a supporting plate and a plurality of supporting legs connected to the supporting plate, the turntable is rotationally arranged on the supporting plate, the solenoid bracket is arranged on the turntable, the two solenoids are both supported on the solenoid bracket and are both parallel to the turntable, orthographic projections of the axes of the two solenoids on the turntable are intersected and vertical, the supporting plate is supported on the construction ground through the plurality of supporting legs, the supporting plate is provided with a turntable, the turntable is provided with a solenoid bracket which can rotate the turntable and adjust the direction of the solenoids to enable one solenoid to be parallel to the vertical plane of the preset track, the arrangement of the solenoid can be convenient, and the magnetic field generated by the solenoid is much stronger than that of a straight wire, so that the guiding and positioning precision of the drill bit is improved.

摘要：【中文】本发明公开了一种接头结构和导轨，该接头结构包括能插接相连的第一接头和第二接头，其中：第一接头具有插接腔及与插接腔相连通的插接口，插接腔内设有第一定位轴，第一接头位于插接口处的端面设有第一定位槽，第一定位槽与第一定位轴相平行设置；第二接头具有插入端及第二定位轴，插入端的端面设有第二定位槽，第二定位槽与第二定位轴相平行设置；在插入端插入插接腔内，且第一定位轴抵接于第二定位槽的状态下，第二定位轴抵接于第一定位槽。本发明的接头结构通过第一定位轴与第二定位槽、第二定位轴与第一定位槽进行配合定位，从而解决了导轨定位不牢固、定位零件易脱落、磨损大的问题，进一步延长了导轨的使用寿命，且组装与拆卸安全便捷。 【EN】The invention discloses a joint structure and a guide rail, wherein the joint structure comprises a first joint and a second joint which can be connected in an inserting way, wherein: the first connector is provided with an inserting cavity and an inserting port communicated with the inserting cavity, a first positioning shaft is arranged in the inserting cavity, a first positioning groove is arranged on the end face, located at the inserting port, of the first connector, and the first positioning groove is arranged in parallel to the first positioning shaft; the second joint is provided with an insertion end and a second positioning shaft, the end surface of the insertion end is provided with a second positioning groove, and the second positioning groove and the second positioning shaft are arranged in parallel; the inserting end is inserted into the inserting cavity, and the second positioning shaft is abutted against the first positioning groove under the state that the first positioning shaft is abutted against the second positioning groove. The joint structure is matched and positioned by the first positioning shaft and the second positioning groove as well as the second positioning shaft and the first positioning groove, so that the problems of infirm positioning of the guide rail, easy falling of positioning parts and large abrasion are solved, the service life of the guide rail is further prolonged, and the assembly and disassembly are safe and convenient.

摘要：【中文】本发明提供一种用于连续管的自平衡扭矩钻井方法与装置，涉及石油天然气钻井完井领域，在连续管的末端顺序串联连接有连接器、钻杆、第一钻进单元和第二钻进单元，第一钻进单元的旋转方向和第二钻进单元的旋转方向相反。本发明提出的用于连续管的自平衡扭矩钻井方法与装置能够降低钻井过程中作用在连续管管柱上的反扭矩，避免连续管钻井过程连续管屈曲。 【EN】The invention provides a self-balancing torque drilling method and a self-balancing torque drilling device for a coiled tubing, and relates to the field of petroleum and natural gas drilling and well completion. The self-balancing torque drilling method and device for the coiled tubing provided by the invention can reduce the reactive torque acting on the coiled tubing string in the drilling process and avoid buckling of the coiled tubing in the drilling process of the coiled tubing.

摘要：【中文】本发明提供了一种连续管现场对接焊环焊缝余高抛磨工装及方法，连续管现场对接焊环焊缝余高抛磨工装包括可调式固定导向工装、角磨机和百叶轮，可调式固定导向工装包括：可调式固定导向工装基座，包括固定臂和升降固定座，固定臂的下方固定设置有第一支撑滚轮；升降机构，上部固定在升降固定座上，升降机构的下部设置有第二支撑滚轮，第二支撑滚轮能够随升降机构的下部一起沿竖直方向相对于可调式固定导向工装移动；压条紧固机构，固定设置在固定臂上，压条紧固机构能够将角磨机固定于固定臂上。本发明的有益效果是，升降机构安装于升降固定座上，通过改变升降机构与升降固定座的相对高度，可以实现多种管径焊缝初始抛磨位置的确定及抛磨进给。 【EN】The invention provides a coiled tubing field butt welding girth weld surplus height polishing tool and a method, wherein the coiled tubing field butt welding girth weld surplus height polishing tool comprises an adjustable fixed guide tool, an angle grinder and a shutter wheel, and the adjustable fixed guide tool comprises: the adjustable fixed guide tool base comprises a fixed arm and a lifting fixed seat, and a first support roller is fixedly arranged below the fixed arm; the upper part of the lifting mechanism is fixed on the lifting fixing seat, and a second supporting roller is arranged at the lower part of the lifting mechanism and can move along with the lower part of the lifting mechanism along the vertical direction relative to the adjustable fixed guide tool; and the pressing strip fastening mechanism is fixedly arranged on the fixed arm and can fix the angle grinder on the fixed arm. The invention has the advantages that the lifting mechanism is arranged on the lifting fixed seat, and the determination of the initial polishing position and polishing feeding of the welding seams with various pipe diameters can be realized by changing the relative height of the lifting mechanism and the lifting fixed seat.

摘要：【中文】本发明公开了一种尾管钻井送入工具，其涉及油气开采技术领域，包括：固定支架、外侧围管、尾管悬挂器、尾管、钻井机构；外侧围管连接在固定支架的下方，固定支架上安装有尾管悬挂器，尾管悬挂器的下端安装有围管，尾管悬挂器的中部穿设有钻井机构，尾管悬挂器包括：管体、卡瓦、连杆、滑套、插筒，管体的侧壁上开设有通孔，卡瓦套设在管体的下部，插筒套设在管体的上部，滑套套设在插筒和管体的外部，滑套、插筒和管体之间形成一环状空间，环状空间与通孔相连通，滑套能沿插筒、管体滑动，滑套通过连杆与卡瓦相连。本申请能够降低送入工具、尾管与围管相脱离的可能性，从而缩短非正常生产时间。 【EN】The invention discloses a tail pipe drilling running tool, which relates to the technical field of oil and gas exploitation and comprises the following components: the drilling device comprises a fixed support, an outer side surrounding pipe, a tail pipe hanger, a tail pipe and a drilling mechanism; the lateral casing is connected in the below of fixed bolster, installs the liner hanger on the fixed bolster, and the casing is installed to the lower extreme of liner hanger, and drilling mechanism is worn to be equipped with at the middle part of liner hanger, and the liner hanger includes: the pipe body, slips, connecting rod, sliding sleeve, insert a section of thick bamboo, seted up the through-hole on the lateral wall of body, the slip cover is established in the lower part of body, inserts a section of thick bamboo cover and establishes the upper portion at the body, and the sliding sleeve cover is established in the outside of inserting a section of thick bamboo and body, forms an annular space between sliding sleeve, an insert section of thick bamboo and the body, and the annular space is linked together with the through-hole, and the sliding sleeve can be followed and inserted a section of thick bamboo, the. The application can reduce the possibility that the feeding tool, the tail pipe and the surrounding pipe are separated from each other, thereby shortening the abnormal production time.

摘要：【中文】本发明涉及一种随钻仪器电路系统气体驱动降温系统及方法。包括：涡轮旋转装置，设置于钻铤本体的偏心水眼内并与旋转轴相连，所述旋转轴上设置有第一压缩气缸磁极；气体驱动装置，设置于钻铤本体上，其内设置有第二压缩气缸磁极；所述第二压缩气缸磁极受第一压缩气缸磁极作用而带动气体驱动装置的活塞组往复压缩和膨胀气体以进行热传递。因此，本发明具有以下优点：由涡轮旋转装置、磁极驱动装置和气体驱动装置联合作用，使得压缩气缸和膨胀气缸进行往复直线运动，从而将电路系统的热量从膨胀腔转移到压缩腔中，再释放到环境当中，可保证对井下电路持续的降温，提高了井下电路的寿命及稳定性。 【EN】The invention relates to a gas-driven cooling system and method for a circuit system of a while-drilling instrument. The method comprises the following steps: the turbine rotating device is arranged in the eccentric water hole of the drill collar body and connected with a rotating shaft, and a first compression cylinder magnetic pole is arranged on the rotating shaft; the gas driving device is arranged on the drill collar body, and a second compression cylinder magnetic pole is arranged in the gas driving device; the magnetic pole of the second compression cylinder is acted by the magnetic pole of the first compression cylinder to drive the piston group of the gas driving device to compress and expand gas in a reciprocating manner so as to carry out heat transfer. Therefore, the invention has the following advantages: by turbine rotary device, magnetic pole drive arrangement and gaseous drive arrangement combined action for compression cylinder and expansion cylinder carry out reciprocal linear motion, thereby transfer circuit system's heat to the compression chamber from the expansion chamber, in the middle of releasing the environment again, can guarantee the continuous cooling to circuit in the pit, improved circuit in the pit's life-span and stability.

摘要：【中文】本发明涉及一种随钻仪器电路系统磁极驱动降温系统及方法。本发明使用活塞对气缸内的循环工质施加膨胀作用，造成循环工质容积增大，压力下降，从而温度降低，使其具有吸热的能力，进而降低与其相连的井下电路的温度。膨胀气缸和压缩气缸按照逆斯特林循环原理设计，通过涡轮旋转装置和磁极驱动装置联合作用，实现了循环工质经过等温压缩、等容放热、等温膨胀、等容吸热四个制冷循环过程，具备了在膨胀腔吸收电路系统上的热量，再将热量转移到压缩腔中，进一步将热量释放到环境当中，从而降低了电路系统的温度，使其避免缩短寿命或发生失效的现象。 【EN】The invention relates to a magnetic pole driving cooling system and method for a circuit system of a while-drilling instrument. The invention uses the piston to exert expansion action on the circulating working medium in the cylinder, so as to cause the volume of the circulating working medium to be increased and the pressure to be reduced, thereby reducing the temperature, leading the circulating working medium to have the heat absorption capacity and further reducing the temperature of an underground circuit connected with the circulating working medium. The expansion cylinder and the compression cylinder are designed according to the reverse Stirling cycle principle, and the turbine rotating device and the magnetic pole driving device jointly act, so that the four refrigeration cycle processes of isothermal compression, isothermal heat release, isothermal expansion and isothermal heat absorption of a cycle working medium are realized, heat on a circuit system is absorbed by the expansion cavity, the heat is transferred to the compression cavity, and is further released to the environment, the temperature of the circuit system is reduced, and the phenomenon of shortening the service life or losing efficacy is avoided.

摘要：【中文】本发明提供了一种用于升降顶部驱动钻井装置的设备，包括：井架，井架上设置有纵长延伸的导轨；设置在所述导轨上的横梁，其能在导轨上移动；横梁用于挂接顶部驱动钻井装置；具有第一缸体和第一活塞杆的第一动力缸，第一缸体与横梁相连接，第一活塞杆能沿所述导轨的纵长延伸方向伸缩移动；具有第二缸体和第二活塞杆的第二动力缸，第二缸体与井架固定连接，第二活塞杆能沿导轨的纵长延伸方向伸缩移动；第二活塞杆与第一活塞杆相连接。本发明的用于升降顶部驱动钻井装置的设备无钢丝绳易损件，从而使整个钻机以及起下钻作业的安全系数大幅度提升；且无需绞车、天车、游车大钩等传统钻机部件，结构大大简化，设备成本大幅度下降。 【EN】The present invention provides an apparatus for raising and lowering a top drive drilling unit, comprising: the derrick is provided with a lengthwise extending guide rail; the cross beam is arranged on the guide rail and can move on the guide rail; the cross beam is used for hanging the top driving drilling device; the first power cylinder is provided with a first cylinder body and a first piston rod, the first cylinder body is connected with the cross beam, and the first piston rod can move in a telescopic mode along the lengthwise extension direction of the guide rail; the second power cylinder is provided with a second cylinder body and a second piston rod, the second cylinder body is fixedly connected with the derrick, and the second piston rod can move in a telescopic mode along the lengthwise extension direction of the guide rail; the second piston rod is connected with the first piston rod. The equipment for lifting the top driving drilling device has no steel wire rope wearing parts, so that the safety coefficient of the whole drilling machine and the tripping operation is greatly improved; and traditional drilling machine parts such as a winch, a crown block, a traveling block hook and the like are not needed, the structure is greatly simplified, and the equipment cost is greatly reduced.