CN204947108U - A kind of high-effect small-sized ground connection falls resistance device and resistance system falls in tower grounding - Google Patents
A kind of high-effect small-sized ground connection falls resistance device and resistance system falls in tower grounding Download PDFInfo
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- CN204947108U CN204947108U CN201520757446.9U CN201520757446U CN204947108U CN 204947108 U CN204947108 U CN 204947108U CN 201520757446 U CN201520757446 U CN 201520757446U CN 204947108 U CN204947108 U CN 204947108U
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Abstract
The utility model is carried a kind of high-effect small-sized ground connection and is fallen resistance device and resistance system falls in tower grounding, this device comprises and falls resistance cell body and electrode, described one end falling resistance cell body is provided with slowly-releasing storehouse, sustained release agent is filled with in this slowly-releasing storehouse, described Electrode connection is provided with the one end in slowly-releasing storehouse falling resistance cell body, the outer surface falling resistance cell body is provided with the backfill bed of material; This system comprises shaft tower, down conductor, horizontal grounding objects and ground connection and falls resistance device, and one end of described down conductor is connected with the tower leg of shaft tower, the other end connects horizontal grounding objects, and described ground connection is fallen resistance device and is connected with horizontal grounding objects.Resistance falls in the electric power line pole tower ground connection that the utility model more can be applicable to each electric pressure, it comprehensively falls resistance coefficient and falls resistance module product lower than existing, existing more than 40kg ground connection can be substituted and fall the use of resistance module product, greatly can reduce on-the-spot ground connection excavated volume, Product transport carrying amount, reduce construction work amount, constructability.
Description
Technical field
The utility model relates to power transmission line tower grounding field, especially relates to a kind of high-effect small-sized ground connection and falls resistance device and resistance system falls in tower grounding.
Background technology
Along with socioeconomic development, require increasingly strict to environmental protection, transmission line reliability of operation; And power transmission line corridor growing tension, the outside natural conditions of line construction are more severe.Conventional levels earthing device, due to the factor such as high to site requirements, ground connection ditch earthwork is large, lays difficulty in the area that landform is limited, and after original state landforms are destroyed in the severe area of landform, easily causes secondary disaster.Therefore; in the limited area of landform; in the urgent need to falling the aspects such as resistance usage factor set about from reduction ground connection size, raising earthing material; the product more excellent to applicability is miniaturized, construction facilitation ground connection product is analyzed and researched; with protection of the environment, improve circuit security of operation, convenient construction and operation maintenance.
Utility model content
The purpose of this utility model is: for prior art Problems existing, a kind of high-effect small-sized ground connection is provided to fall resistance device and resistance system falls in tower grounding, solve conventional levels earthing device due to the factor such as high to site requirements, ground connection ditch earthwork is large, difficulty is laid in the area limited in landform, and after original state landforms are destroyed in the severe area of landform, easily cause the problem of secondary disaster.
The purpose of this utility model is achieved through the following technical solutions:
Resistance device falls in a kind of high-effect small-sized ground connection, it is characterized in that, this device comprises and falls resistance cell body and electrode, described one end falling resistance cell body is provided with slowly-releasing storehouse, sustained release agent is filled with in this slowly-releasing storehouse, described Electrode connection is provided with the one end in slowly-releasing storehouse falling resistance cell body, the outer surface falling resistance cell body is provided with the backfill bed of material.
As further technical scheme, described in fall resistance cell body be made up of Battery Pole Core material high-carbon graphite.
As further technical scheme, described electrode is " L " type electrode.
As further technical scheme, described electrode covers steel by red copper, copper, stainless steel, zinc-plated steel or stainless steel Baogang make.
Resistance system falls in a kind of tower grounding, it is characterized in that, this system comprises shaft tower, down conductor, horizontal grounding objects and ground connection and falls resistance device, and one end of described down conductor is connected with the tower leg of shaft tower, the other end connects horizontal grounding objects, and described ground connection is fallen resistance device and is connected with horizontal grounding objects.
As further technical scheme, described horizontal grounding objects comprises ground connection square frame and ground connection ray, described ground connection square frame comprises four edges, every bar limit connects a tower leg by a down conductor correspondence, each angle of described ground connection square frame all connects a ground connection ray, and wherein the ground connection ray at one group of diagonal angle connects a ground connection separately and falls resistance device.
Compared with prior art, resistance falls in the electric power line pole tower ground connection that the utility model more can be applicable to each electric pressure, resistance unit falls in this device comprehensive ion conduction, ground connection, the multiple resistance reducing effects such as resistance fall in backfill, it comprehensively falls resistance coefficient and falls resistance module product lower than existing, existing more than 40kg ground connection can be substituted and fall the use of resistance module product, greatly can reduce on-the-spot ground connection excavated volume, Product transport carrying amount, reduce construction work amount, constructability.
Accompanying drawing explanation
Fig. 1 is that resistance device monomer vertical view falls in high-effect small-sized ground connection;
Fig. 2 is down conductor welding processing front view;
Fig. 3 is ground connection square frame and ray schematic diagram;
Fig. 4 is that resistance device monomer profile falls in high-effect small-sized ground connection.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment
The utility model provides a kind of high-effect small-sized ground connection to fall resistance device, and as shown in Figure 1, this device comprises and falls resistance cell body 1 and electrode 2, and the volume of whole device is no more than 2700cm
3, weight is less than 5kg.
Fall resistance cell body 1 and be made up of Battery Pole Core material high-carbon graphite that (Battery Pole Core material high-carbon graphite is formed through roasting by oil calcined coke material, make use of the electric conductivity that oil calcined coke material self is extremely low), resistivity is less than 50 υ Ω m, has the features such as intensity is high, volume is little, shape is regular.The one end falling resistance cell body 1 is provided with slowly-releasing storehouse 3, is filled with sustained release agent 4 in this slowly-releasing storehouse 3, and sustained release agent 4 mainly adopts and injects slowly-releasing conduction factor materials.
Electrode 2 adopts corrosion resistant material and forms " L " type electrode, is easy to welding procedure.The electrode 2 of the present embodiment can adopt red copper, copper covers steel, stainless steel, zinc-plated steel or stainless steel Baogang make.Electrode 2 is connected to and falls one end that resistance cell body 1 is provided with slowly-releasing storehouse 3.
For overcoming the contact resistance between ionic conduction electric resistance reducing grounding unit neat appearance and outside soil, the outer surface falling resistance cell body 1 is provided with the backfill bed of material 5.The filler that the backfill bed of material 5 adopts should possess the functions such as moisture absorption, moisturizing, conduction, the slowly-releasing conduction factor, surrounding geological environment conductivity can be improved further, the backfill bed of material 5 of the present embodiment is made up of the efficient moisture-retention moisture absorption slowly-releasing ion auxiliary material of 5kg, efficiently can reduce pole tower ground resistance, there is excavated volume little, the features such as easy construction.
Resistance device comprehensive ion conduction falls in this ground connection, resistance unit falls in ground connection, the multiple resistance reducing effects such as resistance fall in backfill, it comprehensively falls resistance coefficient should fall resistance module product lower than existing, existing more than 40kg ground connection should be substituted and fall the use of resistance module product, greatly can reduce on-the-spot ground connection excavated volume, Product transport carrying amount, reduce construction work amount, constructability.
The utility model also provides a kind of tower grounding to fall resistance system, and as shown in Figure 2,3, 4, this system applies aforementionedly falls resistance device.This system comprises shaft tower, down conductor 101, horizontal grounding objects 102 and ground connection and falls resistance device 103.Horizontal grounding objects 102 comprises ground connection square frame 1021 and ground connection ray 1022, ground connection square frame 1021 comprises four edges, every bar limit connects a tower leg of shaft tower by a down conductor correspondence, and each angle of ground connection square frame all connects a ground connection ray, and every root ground connection ray connects a ground connection and falls resistance device.
In the present embodiment, down conductor 101 and horizontal grounding objects 102 all adopt hot galvanizing diameter 12mm round steel.Ground connection square frame 1021 length of side D of horizontal grounding objects 102 is 15 meters, if steel tower is with opening change, and round steel quantity respective change, long 30 meters of ground connection ray.One end of down conductor 101 is welded with band steel, and band steel two bolts are connected with tower leg.
The joint welding length of the round steel of down conductor and zinc-plated band steel, horizontal grounding objects is not less than 75mm, horizontal grounding objects with fall the joint hindering device and adopt to close and weld, weld length is not less than 100mm.Horizontal grounding objects can need in the middle part of ground connection ray according to falling resistance or resistance device falls in end welding, and the distance between every two covers should be greater than 6m.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; it should be pointed out that all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (6)
1. resistance device falls in a high-effect small-sized ground connection, it is characterized in that, this device comprises and falls resistance cell body and electrode, described one end falling resistance cell body is provided with slowly-releasing storehouse, sustained release agent is filled with in this slowly-releasing storehouse, described Electrode connection is provided with the one end in slowly-releasing storehouse falling resistance cell body, the outer surface falling resistance cell body is provided with the backfill bed of material.
2. resistance device falls in the high-effect small-sized ground connection of one according to claim 1, it is characterized in that, described in fall resistance cell body be made up of Battery Pole Core material high-carbon graphite.
3. resistance device falls in the high-effect small-sized ground connection of one according to claim 1, it is characterized in that, described electrode is " L " type electrode.
4. resistance device falls in the high-effect small-sized ground connection of one according to claim 3, it is characterized in that, described electrode covers steel by red copper, copper, stainless steel, zinc-plated steel or stainless steel Baogang make.
5. one kind is fallen the tower grounding made of resistance device based on ground connection described in claim 1 and falls resistance system, it is characterized in that, this system comprises shaft tower, down conductor, horizontal grounding objects and ground connection and falls resistance device, one end of described down conductor is connected with the tower leg of shaft tower, the other end connects horizontal grounding objects, and described ground connection is fallen resistance device and is connected with horizontal grounding objects.
6. resistance system falls in a kind of tower grounding according to claim 5, it is characterized in that, described horizontal grounding objects comprises ground connection square frame and ground connection ray, described ground connection square frame comprises four edges, every bar limit connects a tower leg by a down conductor correspondence, each angle of described ground connection square frame all connects a ground connection ray, and wherein the ground connection ray at one group of diagonal angle connects a ground connection separately and falls resistance device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520757446.9U CN204947108U (en) | 2015-09-28 | 2015-09-28 | A kind of high-effect small-sized ground connection falls resistance device and resistance system falls in tower grounding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520757446.9U CN204947108U (en) | 2015-09-28 | 2015-09-28 | A kind of high-effect small-sized ground connection falls resistance device and resistance system falls in tower grounding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204947108U true CN204947108U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520757446.9U Active CN204947108U (en) | 2015-09-28 | 2015-09-28 | A kind of high-effect small-sized ground connection falls resistance device and resistance system falls in tower grounding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204947108U (en) |
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2015
- 2015-09-28 CN CN201520757446.9U patent/CN204947108U/en active Active
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