CN106549237B - A kind of power ground column of power engineering - Google Patents
A kind of power ground column of power engineering Download PDFInfo
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- CN106549237B CN106549237B CN201610785945.8A CN201610785945A CN106549237B CN 106549237 B CN106549237 B CN 106549237B CN 201610785945 A CN201610785945 A CN 201610785945A CN 106549237 B CN106549237 B CN 106549237B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
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Abstract
本发明公开了一种电力工程用的电力接地柱，包括设有行走机构的底座、传动轴、棘轮、设置在底座上的支撑架体和安装在支撑架体上的棘爪，所述传动轴通过座套与支撑架体连接，所述棘轮与传动轴活动连接，所述传动轴上设有限位结构和摩擦组件，所述传动轴的一端设有绕绳滚筒，所述支撑架体的横臂上设有供绳穿过的定滑轮，所述绕绳滚筒上的绳自由端设有配重块，所述底座一侧设有与底座活动连接的接地柱导向套，该装置能够快速实现接地柱的精确安装，安装所需时间短，安装效率高，且操作方便，安全可靠。
The invention discloses an electric power grounding column for electric engineering, which comprises a base provided with a traveling mechanism, a transmission shaft, a ratchet, a supporting frame body arranged on the base, and a ratchet mounted on the supporting frame body. The transmission shaft The seat cover is connected with the support frame, and the ratchet is movably connected with the transmission shaft. The transmission shaft is provided with a limit structure and a friction assembly. One end of the transmission shaft is provided with a rope winding roller. The arm is provided with a fixed pulley for the rope to pass through, the free end of the rope on the rope winding drum is provided with a counterweight, and one side of the base is provided with a grounding post guide sleeve movably connected with the base. This device can quickly realize The precise installation of the grounding post requires short installation time, high installation efficiency, convenient operation, safety and reliability.
Description
技术领域technical field
本发明涉及电力设备接地技术领域，具体涉及一种电力工程用的电力接地柱。The invention relates to the technical field of electric equipment grounding, in particular to an electric grounding column for electric power engineering.
背景技术Background technique
电力输电线路及相关设备多处于室外，容易遭到雷击，由于雷击造成的线路跳闸的情况经常发生。为了防雷击，需要给输电线路安装接地装置，将雷击产生的电流导引到大地，避免导线或输电设备受到雷电电压的损害。接地装置需要可靠的接地，通常采用金属质地的接地桩。接地桩是通过外力锤击打入地面，但由于接地桩容量被拔出，经常有接地桩被盗的情况，线线路的运行带来的不安全因素，而且被盗的接地桩需要由检修人员定期检修并重新装上，使维护成本高。Power transmission lines and related equipment are mostly located outdoors and are prone to lightning strikes, and line trips due to lightning strikes often occur. In order to prevent lightning strikes, it is necessary to install a grounding device for the transmission line to guide the current generated by the lightning strike to the earth, so as to prevent the wires or transmission equipment from being damaged by the lightning voltage. The grounding device requires reliable grounding, and usually uses metal grounding piles. Grounding stakes are hammered into the ground by external force, but because the capacity of grounding stakes is pulled out, grounding stakes are often stolen, and the operation of the line brings unsafe factors, and the stolen grounding stakes need to be repaired by maintenance personnel Periodic inspection and reinstallation make the maintenance cost high.
为此，公开号为201510743884.4的发明专利提出了一种电力工程用的电力接地柱，包括本体，所述本体的下端设置有插入端，在所述插入端的外圈上设置有四个以上的锁止片，所述插入端的外圈上设置有与所述锁止片相对的通槽，所述锁止片靠近所述通槽的那一侧设置有导向片，所述本体的内部设置有支撑板，所述支撑板的板面上设置有螺纹孔，在所述螺纹孔内配合有螺纹杆，所述螺纹杆的下端配合有锥形的导向块，所述本体的顶部设置有端部，所述本体的侧面设置有第一端部，所述端部和所述第一端部之间配合有导线，所述导线延伸至所述端部外部的那一端上配合有引雷针；本装置在使用时，可以较好的与地面之间形成不可拆卸的连接，避免被盗的现象发生。又如CN201510743906.7公开一种电力工程用的电力接地柱，包括本体，所述本体的下端设置有插入端，在所述插入端的外圈上设置有四个以上的锁止片，所述插入端的外圈上设置有与所述锁止片相对的通槽，所述锁止片靠近所述通槽的那一侧设置有导向片，所述本体的内部设置有支撑板，所述支撑板的板面上设置有螺纹孔，在所述螺纹孔内配合有螺纹杆，所述螺纹杆的下端配合有锥形的导向块，所述本体的顶部设置有端部，所述本体的侧面设置有第一端部，所述端部和所述第一端部之间配合有导线，所述导线延伸至所述端部外部的那一端上配合有引雷针。使用时，携带不方便，安装接地柱仍需耗费大量力气，大大影响了设备的安装效率。For this reason, the invention patent with the publication number of 201510743884.4 proposes a power grounding column for electric power engineering, including a body, the lower end of the body is provided with an insertion end, and more than four locks are arranged on the outer ring of the insertion end. A stop piece, the outer ring of the insertion end is provided with a through groove opposite to the lock piece, the side of the lock piece close to the through groove is provided with a guide piece, and the inside of the body is provided with a support plate, the surface of the support plate is provided with a threaded hole, a threaded rod is fitted in the threaded hole, the lower end of the threaded rod is fitted with a tapered guide block, the top of the body is provided with an end, The side of the body is provided with a first end, a wire is fitted between the end and the first end, and a lightning rod is fitted on the end of the wire extending to the outside of the end; When the device is in use, it can better form a non-detachable connection with the ground to avoid theft. Another example is CN201510743906.7 which discloses a power grounding column for electric power engineering, including a body, the lower end of the body is provided with an insertion end, and more than four locking pieces are arranged on the outer ring of the insertion end. The outer ring of the end is provided with a through groove opposite to the locking piece, the side of the locking piece close to the through groove is provided with a guide piece, the inside of the body is provided with a support plate, and the support plate A threaded hole is provided on the surface of the board, and a threaded rod is fitted in the threaded hole. The lower end of the threaded rod is fitted with a tapered guide block. The top of the body is provided with an end, and the side of the body is provided with a There is a first end, a wire is fitted between the end and the first end, and a lightning rod is fitted on the end of the wire extending to the outside of the end. When in use, it is inconvenient to carry, and it still takes a lot of effort to install the grounding post, which greatly affects the installation efficiency of the equipment.
发明内容Contents of the invention
本发明所要解决的问题是克服现有技术的上述不足，提供一种电力工程用的电力接地柱，该装置能够快速实现接地柱的精确安装，安装所需时间短，安装效率高，抗牵拉力大，且操作方便，安全可靠。The problem to be solved by the present invention is to overcome the above-mentioned deficiencies in the prior art, and provide a power grounding post for electric power engineering. The device can quickly realize the accurate installation of the grounding post, and the installation time is short, the installation efficiency is high, and it is resistant to pulling Powerful, easy to operate, safe and reliable.
为解决上述技术问题，本发明所采取的技术方案是：一种电力工程用的电力接地柱，包括设有行走机构的底座、传动轴、棘轮、设置在底座上的支撑架体和安装在支撑架体上的棘爪，所述传动轴通过座套与支撑架体连接，所述棘轮与传动轴活动连接，所述传动轴上设有限位结构和摩擦组件，所述传动轴的一端设有绕绳滚筒，所述支撑架体的横臂上设有供绳穿过的定滑轮，所述绕绳滚筒上的绳自由端设有配重块，所述底座一侧设有与底座活动连接的接地柱导向套，所述接地柱上段设有与之螺纹连接的螺帽，所述螺帽上设有挂环。In order to solve the above technical problems, the technical solution adopted by the present invention is: a power grounding column for electric power engineering, including a base with a running mechanism, a transmission shaft, a ratchet, a support frame set on the base and a support frame installed on the support The ratchet on the frame body, the transmission shaft is connected with the support frame body through the seat cover, the ratchet is movably connected with the transmission shaft, the transmission shaft is provided with a limit structure and a friction assembly, and one end of the transmission shaft is provided with Rope winding drum, the cross arm of the support frame body is provided with a fixed pulley for the rope to pass through, the free end of the rope on the rope winding drum is provided with a counterweight, and one side of the base is provided with a movable connection with the base. The grounding column guide sleeve, the upper section of the grounding column is provided with a nut threaded with it, and the nut is provided with a hanging ring.
所述接地柱上设有盲孔，所述接地柱上设有与盲孔连通的防盗孔，所述防盗孔内设有挡块，所述盲孔内设有驱动挡块向外移动的钢钎。The grounding post is provided with a blind hole, the grounding post is provided with an anti-theft hole communicating with the blind hole, the anti-theft hole is provided with a stopper, and the blind hole is provided with a steel plate for driving the stopper to move outward. Brazing.
所述螺帽内设有与盲孔相匹配的防变形销。An anti-deformation pin matching the blind hole is arranged inside the nut.
所述钢钎的纵切面为三角形。The longitudinal section of the brazing steel is triangular.
所述摩擦组件包括套装在传动轴上与之螺纹连接的操动螺套、设置在传动轴一端防止操动螺套退出的压紧螺母和套装在传动轴上的摩擦阻尼件。The friction assembly includes an operating screw sleeve set on the transmission shaft and threadedly connected thereto, a compression nut arranged at one end of the transmission shaft to prevent the operating screw sleeve from withdrawing, and a friction damper sleeved on the transmission shaft.
所述压紧螺母一侧设置凹槽。A groove is arranged on one side of the compression nut.
所述行走机构为设置在底座下的万向自锁滚轮。The traveling mechanism is a universal self-locking roller arranged under the base.
所述摩擦阻尼件按重量份比其由以下组分组成：活性炭5～10份；棕刚玉腰果壳油改性酚醛树脂8～12份；金刚石颗粒15～25份；丁腈橡胶粉15～25 份；聚丙烯纤维10～15份；氮化硼6～10份。The friction damping part is composed of the following components by weight: 5-10 parts of activated carbon; 8-12 parts of brown corundum cashew nut shell oil modified phenolic resin; 15-25 parts of diamond particles; 15-25 parts of nitrile rubber powder 10-15 parts of polypropylene fiber; 6-10 parts of boron nitride.
一种电力工程用的电力接地柱的使用方法，包括以下步骤：A method for using a power grounding post for power engineering, comprising the following steps:
1）将底座移动到接地柱待安装位置，松开接地柱固定螺栓，接地柱与地面接触；1) Move the base to the position where the grounding post is to be installed, loosen the fixing bolt of the grounding post, and the grounding post is in contact with the ground;
2）顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，砸在接地柱上；再次顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，再次砸在接地柱上，直到将接地柱砸入地面；2) Turn the operating nut clockwise to lift the counterweight, and turn the operating nut counterclockwise. At this time, the counterweight moves down quickly and hits the grounding post; turn the operating nut clockwise again to lift the weight. Lift the weight, turn the operating nut counterclockwise, at this time the counterweight moves down quickly, and hits the grounding post again until the grounding post is smashed into the ground;
3）此时将钢钎放入盲孔，顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，砸在钢钎上；再次顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，再次砸在钢钎上，直到将钢钎砸入接地柱盲孔；将配重块取下，将绳末端的挂钩挂在钢钎上，顺时针转动操动螺套，将钢钎拉出。3) At this time, put the steel drill into the blind hole, turn the operating screw sleeve clockwise to lift the counterweight, and turn the operating screw sleeve counterclockwise. At this time, the counterweight moves down quickly and hits the steel drill; Turn the operating screw sleeve clockwise again to lift the counterweight, and turn the operating screw sleeve counterclockwise. At this time, the counterweight moves down quickly and hits the steel rod again until the steel rod is smashed into the blind hole of the grounding column ;Remove the counterweight, hang the hook at the end of the rope on the steel drill, turn the operating screw sleeve clockwise, and pull out the steel drill.
本发明的有益效果是：本发明只需将底座移动到接地柱待安装位置，松开接地柱固定螺栓，接地柱与地面接触；顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套90度，此时配重块快速向下移动，砸在接地柱上；再次顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套90度，此时配重块快速向下移动，再次砸在接地柱上，直到将接地柱砸入地面；此时将钢钎放入盲孔，顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套90度，此时配重块快速向下移动，砸在钢钎上；再次顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套90度，此时配重块快速向下移动，再次砸在钢钎上，直到将钢钎砸入接地柱盲孔；将配重块取下，将绳末端的挂钩挂在钢钎上，顺时针转动操动螺套，将钢钎拉出。该装置能够快速实现接地柱的精确安装，安装所需时间短，安装效率高，且操作方便，安全可靠。The beneficial effects of the present invention are: the present invention only needs to move the base to the position where the grounding post is to be installed, loosen the fixing bolts of the grounding post, and the grounding post is in contact with the ground; Turn the operating nut 90 degrees, at this time the counterweight moves down quickly and hits the grounding post; turn the operating nut clockwise again to lift the counterweight, turn the operating nut 90 degrees counterclockwise, then At this time, the counterweight moves down quickly and hits the grounding post again until the grounding post is smashed into the ground; at this time, put the steel braze into the blind hole, turn the operating nut clockwise to lift the counterweight, and counterclockwise Turn the operating screw sleeve 90 degrees, at this time the counterweight moves down quickly and hits the steel drill; turn the operating screw sleeve clockwise again to lift the counterweight, and turn the operating screw sleeve 90 degrees counterclockwise, this time At this time, the counterweight moves down quickly and hits the steel drill again until the steel drill is smashed into the blind hole of the grounding column; remove the counterweight, hang the hook at the end of the rope on the steel drill, and turn it clockwise to operate Screw sleeve, steel drill is pulled out. The device can quickly realize the precise installation of the grounding post, the installation time is short, the installation efficiency is high, and the operation is convenient, safe and reliable.
附图说明Description of drawings
下面结合附图对本发明作进一步描述：The present invention will be further described below in conjunction with accompanying drawing:
图1是本发明接地柱的结构示意图；Fig. 1 is the structural representation of ground post of the present invention;
图2是本发明的结构示意图。Fig. 2 is a structural schematic diagram of the present invention.
具体实施方式Detailed ways
下面结合附图和实施例对本发明做进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
实施例一Embodiment one
如图1、2所示，一种电力工程用的电力接地柱，包括设有行走机构的底座19、传动轴1、棘轮6、设置在底座上的支撑架体2和安装在支撑架体上的棘爪8，棘爪8可以通过转轴10安装在支撑架体2上，所述传动轴通过座套3与支撑架体2连接，所述棘轮与传动轴活动连接，传动轴1通过止推轴承11与轴承座穿装连接，传动轴1上设有限位结构1-1和摩擦组件，当传动轴向右移动时起到限位作用，其中，所述限位结构1-1设置在所述座套3的负荷侧，所述传动轴上设有限位结构和摩擦组件，所述传动轴的一端设有绕绳滚筒，所述支撑架体的横臂上设有供绳穿过的定滑轮23，所述绕绳滚筒12上的绳14自由端设有配重块15，所述底座一侧设有与底座活动连接的接地柱导向套，所述接地柱上设有盲孔，所述接地柱上段设有与之螺纹连接的螺帽26，所述螺帽上设有挂环25。As shown in Figures 1 and 2, a power grounding column for electric power engineering includes a base 19 with a traveling mechanism, a drive shaft 1, a ratchet 6, a support frame 2 arranged on the base, and a support frame mounted on the support frame. The ratchet 8, the ratchet 8 can be installed on the support frame body 2 through the rotating shaft 10, the transmission shaft is connected with the support frame body 2 through the seat cover 3, the ratchet is movably connected with the transmission shaft, and the transmission shaft 1 passes through the thrust The bearing 11 is connected to the bearing seat through wear, and the transmission shaft 1 is provided with a limiting structure 1-1 and a friction assembly, which play a role of limiting when the transmission shaft moves to the right, wherein the limiting structure 1-1 is set on the On the load side of the seat cover 3, the transmission shaft is provided with a limit structure and a friction assembly, one end of the transmission shaft is provided with a rope winding drum, and the cross arm of the support frame body is provided with a fixed anchor for the rope to pass through. Pulley 23, the free end of the rope 14 on the said rope winding drum 12 is provided with a counterweight 15, one side of the base is provided with a grounding post guide sleeve movably connected with the base, the grounding post is provided with a blind hole, so The upper section of the grounding post is provided with a nut 26 threaded therewith, and a hanging ring 25 is provided on the nut.
所述螺帽内设有与盲孔相匹配的防变形销27，插入接地柱内，在牵拉是接地柱不会变形。The nut is provided with an anti-deformation pin 27 matching the blind hole, inserted into the grounding post, and the grounding post will not be deformed when pulled.
所述接地柱上设有与盲孔连通的防盗孔20，所述防盗孔20内设有挡块22，所述盲孔内设有驱动挡块向外移动的钢钎。An anti-theft hole 20 communicating with the blind hole is provided on the grounding post, and a stopper 22 is provided in the anti-theft hole 20 , and a steel drill for driving the stopper to move outward is provided in the blind hole.
所述摩擦组件包括套装在传动轴上与之螺纹连接的操动螺套5、设置在传动轴一端防止操动螺套退出的压紧螺母7和套装在传动轴上的摩擦阻尼件4。The friction assembly includes an operating screw sleeve 5 fitted on the transmission shaft and threadedly connected thereto, a compression nut 7 arranged at one end of the transmission shaft to prevent the operating screw sleeve from withdrawing, and a friction damper 4 sleeved on the transmission shaft.
所述压紧螺母一侧设置凹槽。A groove is arranged on one side of the compression nut.
所述行走机构为设置在底座下的万向自锁滚轮。The traveling mechanism is a universal self-locking roller arranged under the base.
接地柱导向套上设有接地柱固定螺栓，接地柱导向套卡在底座上，待接地柱安装在地面后，可将导向套取下。The grounding post guide sleeve is provided with grounding post fixing bolts, and the grounding post guide sleeve is stuck on the base. After the grounding post is installed on the ground, the guide sleeve can be removed.
一种电力工程用的电力接地柱的使用方法，包括以下步骤：A method for using a power grounding post for power engineering, comprising the following steps:
1）将底座移动到接地柱待安装位置，松开接地柱固定螺栓24，接地柱与地面接触；1) Move the base to the position where the grounding post is to be installed, loosen the fixing bolt 24 of the grounding post, and the grounding post is in contact with the ground;
2）顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，砸在接地柱上；再次顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，再次砸在接地柱上，直到将接地柱砸入地面；2) Turn the operating nut clockwise to lift the counterweight, and turn the operating nut counterclockwise. At this time, the counterweight moves down quickly and hits the grounding post; turn the operating nut clockwise again to lift the weight. Lift the weight, turn the operating nut counterclockwise, at this time the counterweight moves down quickly, and hits the grounding post again until the grounding post is smashed into the ground;
3）此时将钢钎放入盲孔21，顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，砸在钢钎上；再次顺时针转动操动螺套将配重块吊起，逆时针转动操动螺套，此时配重块快速向下移动，再次砸在钢钎上，直到将钢钎砸入接地柱盲孔；将配重块取下，将绳末端的挂钩13挂在钢钎16上，顺时针转动操动螺套，将钢钎拉出。3) At this time, put the steel drill into the blind hole 21, turn the operating screw sleeve clockwise to lift the counterweight, and turn the operating screw sleeve counterclockwise, at this time the counterweight moves down quickly and hits the steel drill ;Turn the operating screw sleeve clockwise again to lift the counterweight, and turn the operating screw sleeve counterclockwise. At this time, the counterweight moves down quickly and hits the steel drill again until the steel drill is smashed into the grounding column blind Hole; Counterweight is taken off, the hook 13 at the end of the rope is hung on the steel drill 16, and the operating screw sleeve is rotated clockwise to pull the steel drill out.
实施例二Embodiment two
所述接地柱上设有钢钎导向套17，防止砸偏，更为重要的是能够防止配重块落地，砸伤他人。接地柱周侧设有活动套板18，防止配重块落地，砸伤他人。The grounding column is provided with a steel drill guide sleeve 17 to prevent the deviation from being smashed, and more importantly, it can prevent the counterweight from falling to the ground and hurting others. Movable cover plate 18 is provided on the grounding post circumference side, prevents counterweight from falling to the ground, and hurts other people.
实施例三Embodiment Three
所述钢钎的纵切面为三角形，便于将挡块顶出。The longitudinal section of the steel drill is triangular, which is convenient for pushing out the stopper.
实施例四Embodiment four
所述操动螺套上设有摇臂9，转动更加省力。The operating screw sleeve is provided with a rocker arm 9, which is more labor-saving to rotate.
实施例五与实施例四的区别是：所述摩擦阻尼件按重量份比其由以下组分组成：活性炭5份；棕刚玉腰果壳油改性酚醛树脂8份；金刚石颗粒15份；丁腈橡胶粉15份；聚丙烯纤维10份；氮化硼6份。The difference between Embodiment 5 and Embodiment 4 is that the frictional damping member is composed of the following components in parts by weight: 5 parts of activated carbon; 8 parts of brown corundum cashew nut shell oil modified phenolic resin; 15 parts of diamond particles; 15 parts of rubber powder; 10 parts of polypropylene fiber; 6 parts of boron nitride.
实施例六与实施例四的区别是：所述摩擦阻尼件按重量份比其由以下组分组成：活性炭10份；棕刚玉腰果壳油改性酚醛树脂12份；金刚石颗粒25份；丁腈橡胶粉25 份；聚丙烯纤维15份；氮化硼10份。The difference between Embodiment 6 and Embodiment 4 is: the frictional damping element is composed of the following components in parts by weight: 10 parts of activated carbon; 12 parts of brown corundum cashew nut shell oil modified phenolic resin; 25 parts of diamond particles; 25 parts of rubber powder; 15 parts of polypropylene fiber; 10 parts of boron nitride.
实施例七与实施例四的区别是：所述摩擦阻尼件按重量份比其由以下组分组成：活性炭8份；棕刚玉腰果壳油改性酚醛树脂10份；金刚石颗粒20份；丁腈橡胶粉20 份；聚丙烯纤维12份；氮化硼8份；金刚石采用合成金刚石价格便宜，硬度高。The difference between Embodiment 7 and Embodiment 4 is that the frictional damping element is composed of the following components in parts by weight: 8 parts of activated carbon; 10 parts of brown corundum cashew nut shell oil modified phenolic resin; 20 parts of diamond particles; 20 parts of rubber powder; 12 parts of polypropylene fiber; 8 parts of boron nitride; the diamond is made of synthetic diamond with low price and high hardness.
实施例八与实施例七的区别是：实施例八采用CN201480061713.7公开的摩擦材料；经发明人测试，见下表。The difference between the eighth embodiment and the seventh embodiment is that the eighth embodiment uses the friction material disclosed in CN201480061713.7; after testing by the inventor, see the table below.
以上对本发明的较佳实施例进行了描述，以说明本发明的原理和应用，但应该理解，本发明可以在不偏离这些原理的基础上用其它方式来实现。The preferred embodiments of the present invention have been described above to illustrate the principles and applications of the present invention, but it should be understood that the present invention can be implemented in other ways without departing from these principles.
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| CN110048245A (en) * | 2019-03-09 | 2019-07-23 | 周晔 | A kind of power grounding pile of power engineering |
| CN110931996B (en) * | 2019-12-17 | 2021-07-30 | 南京康乐电力工程技术有限公司 | A kind of electric grounding pole that is anti-pulling out and has the function of loosening prompt |
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| EP0991147A2 (en) * | 1998-09-30 | 2000-04-05 | Hirose Electric Co., Ltd. | Multiple pole connector with shield plate |
| CN103545685A (en) * | 2013-10-17 | 2014-01-29 | 国家电网公司 | A grounding method for low voltage operation |
| CN204012119U (en) * | 2014-07-29 | 2014-12-10 | 国家电网公司 | A kind of simple type earth electrode with automatic strike function is installed power set |
| CN206041000U (en) * | 2016-08-31 | 2017-03-22 | 河南送变电工程公司 | A labor-saving and fast-installed power grounding post |
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| CN2035747U (en) * | 1988-07-17 | 1989-04-12 | 台安县机械厂 | Portable hand lifting-cart |
| EP0991147A2 (en) * | 1998-09-30 | 2000-04-05 | Hirose Electric Co., Ltd. | Multiple pole connector with shield plate |
| CN103545685A (en) * | 2013-10-17 | 2014-01-29 | 国家电网公司 | A grounding method for low voltage operation |
| CN204012119U (en) * | 2014-07-29 | 2014-12-10 | 国家电网公司 | A kind of simple type earth electrode with automatic strike function is installed power set |
| CN206041000U (en) * | 2016-08-31 | 2017-03-22 | 河南送变电工程公司 | A labor-saving and fast-installed power grounding post |
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