摘要：【中文】本发明涉及一种用于配网电缆绝缘屏蔽剥离力检测的剥削装置，其技术特点是：直线校准机构的底座为两个且底部安装在操作台上，T形螺母为两组共四个，每组T形螺母对称安装在底座两侧面上，T形螺母的头部穿过底座侧面螺孔并与底座内侧的夹片固装在一起，F形连接器为两个且其下部固定在两个底座另一侧面上；直线校准片两端分别与两个F形连接器连接在一起；专用剥削刀具由刀柄和刀头连接构成，刀头包括两个对称的刀尖，在两个刀尖之间上端设有三角形的支撑片。本发明可实现对绝缘屏蔽层精准切割的功能，可有效减小由于切割绝缘屏蔽层不深、不直不平行而造成的测试误差，提高了测试精准度，具有结构简单、易于制造、成本低廉等特点。 【EN】The invention relates to a stripping device for detecting the stripping force of an insulation shield of a distribution network cable, which is technically characterized in that: the two bases of the linear calibration mechanism are provided with the bottoms which are arranged on the operating table, the number of the T-shaped nuts is two, the number of the T-shaped nuts is four, each group of the T-shaped nuts is symmetrically arranged on the two side surfaces of the base, the heads of the T-shaped nuts penetrate through screw holes on the side surfaces of the base and are fixedly connected with clamping pieces on the inner side of the base, the number of the F-shaped connectors is two, and the lower parts of the F-; two ends of the linear calibration sheet are respectively connected with the two F-shaped connectors; the special peeling tool is formed by connecting a tool handle and a tool bit, the tool bit comprises two symmetrical tool tips, and a triangular supporting piece is arranged at the upper end between the two tool tips. The invention can realize the function of accurately cutting the insulation shielding layer, can effectively reduce the test error caused by the fact that the insulation shielding layer is not deeply and not parallel to be cut, improves the test accuracy, and has the characteristics of simple structure, easy manufacture, low cost and the like.

摘要：【中文】本发明涉及用于配网电缆直流电阻检测的夹具，其技术特点是：包括T形螺母、V型夹块、金属测杆、U型座和把手，所述T形螺母为两个并对称安装在U型座两端，两个T形螺母的头部分别与用于夹紧电缆的V型夹块安装在一起，所述把手安装在U型座侧部中央且一端与金属测杆安装在一起，该把手内部为金属材质并与金属测杆相连通，该把手另一端设有两个用于连接电流接头和电压测试接头的插孔。本发明设计合理，可使检测设备与电缆有效可靠连接，实现了整轴(长距离)配网电缆直流电阻检测功能，有效提升了整轴电缆直阻检测的效率，避免了处理电缆端处带来的不便与浪费，可广泛用于整轴电缆直阻测试，也可推广到电力系统其它相似的试验场合。 【EN】The invention relates to a clamp for detecting direct current resistance of a distribution network cable, which is technically characterized in that: including T shape nut, V type clamp splice, metal measuring bar, U type seat and handle, T shape nut is two and the symmetry is installed at U type seat both ends, and the head of two T shape nuts is in the same place with the V type clamp splice installation that is used for pressing from both sides tight cable respectively, the handle is installed at U type seat lateral part central authorities and one end and is in the same place with the metal measuring bar installation, and this handle is inside to be the metal material and is linked together with the metal measuring bar, and this handle other end is equipped with two jacks that are used for connecting current joint and voltage test to connect. The invention has reasonable design, can effectively and reliably connect the detection equipment with the cable, realizes the direct current resistance detection function of the distribution network cable with the whole shaft (long distance), effectively improves the direct resistance detection efficiency of the whole shaft cable, avoids the inconvenience and waste caused by processing the cable end, can be widely used for the direct resistance test of the whole shaft cable, and can also be popularized to other similar test occasions of a power system.

摘要：【中文】本发明涉及一种配网电缆导体线芯紧压系数快速检测方法，其技术特点是：选取待测配网电缆，沿电缆径向将待测配网电缆截断；垂直于切割面拍摄电缆截面照片，得到截面原始图；在截面原始图上的单丝导线和绝缘护套之间标记出绞合导体外径包络线；将绞合导体外径包络线以外的绝缘护套去除，得到导体轮廓图；对导体轮廓图进行对比度及灰度调整，得到导体灰度对比图；在导体灰度图上，分别统计单丝导体部分像素数与绞合间隙部分像素数，计算得到电缆导体的紧压系数。本发明可快速准确地实现了配网电缆导体紧压系数的检测功能，极大缩短了导体紧压系数检测的时间，解决了目前对配网电缆进行抽样检测时，难以检测电缆导体的紧压系数的问题。 【EN】The invention relates to a method for rapidly detecting a compression coefficient of a conductor core of a distribution network cable, which is technically characterized by comprising the following steps of: selecting a distribution network cable to be tested, and cutting off the distribution network cable to be tested along the radial direction of the cable; taking a picture of the section of the cable perpendicular to the cutting surface to obtain an original section picture; marking an outer diameter envelope line of a stranded conductor between the monofilament conductor and the insulating sheath on the original cross-sectional view; removing the insulating sheath outside the outer diameter envelope line of the stranded conductor to obtain a conductor contour diagram; carrying out contrast and gray level adjustment on the conductor outline image to obtain a conductor gray level contrast image; and on the conductor gray-scale image, respectively counting the number of pixels of the single-wire conductor part and the number of pixels of the twisting gap part, and calculating to obtain the compression coefficient of the cable conductor. The invention can quickly and accurately realize the detection function of the conductor compression coefficient of the distribution network cable, greatly shortens the detection time of the conductor compression coefficient, and solves the problem that the compression coefficient of the cable conductor is difficult to detect when the distribution network cable is sampled and detected at present.

摘要：【中文】本发明涉及一种高压电力电缆阻水缓冲层电化学腐蚀离线检测评价方法，其主要技术特点为，包括建立绝缘屏蔽至皱纹铝护套处的电阻分布参数模型；测量绝缘屏蔽至皱纹铝护套处的电阻；根据绝缘屏蔽至皱纹铝护套处的电阻评价电力电缆阻水缓冲层电化学腐蚀情况。本发明设计合理，实现了对高压电力电缆阻水缓冲层电化学腐蚀情况进行有效的离线检测评价功能，能够为高压电力电缆运维检修提供重要参考，能够给出电力电缆技术改造意见，保障电网安全可靠运行的同时提升腐蚀程度较轻的老旧电力电缆的利用效率。 【EN】The invention relates to an electrochemical corrosion off-line detection and evaluation method for a water-blocking buffer layer of a high-voltage power cable, which is mainly technically characterized by comprising the steps of establishing a resistance distribution parameter model from an insulation shield to a corrugated aluminum sheath; measuring the resistance of the insulation shield to the corrugated aluminum sheath; and evaluating the electrochemical corrosion condition of the water-blocking buffer layer of the power cable according to the resistance from the insulation shield to the corrugated aluminum sheath. The invention has reasonable design, realizes the function of effectively detecting and evaluating the electrochemical corrosion condition of the water-blocking buffer layer of the high-voltage power cable off line, can provide important reference for the operation and maintenance of the high-voltage power cable, can provide the technical improvement suggestion of the power cable, ensures the safe and reliable operation of a power grid and simultaneously improves the utilization efficiency of the old power cable with lighter corrosion degree.

摘要：【中文】本发明涉及一种带定位和密封功能的高压电缆应力控制锥安装方法，其技术特点是：在应力控制锥的真空注橡成型时，在应力控制锥底部制成一个定位空腔；将密封金具安装在金属底座法兰上，两者之间设有密封橡胶圈；将应力控制锥套装在高压电缆的电缆绝缘层外部，并使应力控制锥的半导电应力控制锥与高压电缆的电缆绝缘屏蔽良好接触，同时使应力控制锥底部的定位空腔与密封金具过盈配合。本发明设计合理，其在应力控制锥底部制有定位空腔并通过该定位空腔与金属金具配合，实现快速准确的应力控制锥的安装功能，在不改变电缆终端电场分布的基础上，简化了安装工艺，实现了应力控制锥与高压电缆之间的准确定位与良好密封功能。 【EN】The invention relates to a method for installing a high-voltage cable stress control cone with positioning and sealing functions, which is technically characterized by comprising the following steps of: when the vacuum rubber injection molding of the stress control cone is carried out, a positioning cavity is formed at the bottom of the stress control cone; mounting a sealing hardware fitting on a metal base flange, and arranging a sealing rubber ring between the metal base flange and the metal base flange; the stress control cone is sleeved outside a cable insulation layer of the high-voltage cable, the semi-conductive stress control cone of the stress control cone is in good contact with a cable insulation shield of the high-voltage cable, and meanwhile, a positioning cavity at the bottom of the stress control cone is in interference fit with the sealing hardware fitting. The invention has reasonable design, the positioning cavity is arranged at the bottom of the stress control cone and is matched with the metal fitting through the positioning cavity, the quick and accurate installation function of the stress control cone is realized, the installation process is simplified on the basis of not changing the electric field distribution of the cable terminal, and the accurate positioning and good sealing function between the stress control cone and the high-voltage cable are realized.