CN208045710U - Graphite-based flexible ground body - Google Patents
Graphite-based flexible ground body Download PDFInfo
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- CN208045710U CN208045710U CN201820523952.5U CN201820523952U CN208045710U CN 208045710 U CN208045710 U CN 208045710U CN 201820523952 U CN201820523952 U CN 201820523952U CN 208045710 U CN208045710 U CN 208045710U
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- graphite
- rope
- fixinig plate
- based flexible
- ground body
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Abstract
The utility model is related to lightning arrester fields, more particularly to being a kind of graphite-based flexible ground body, including graphite rope and downlead component, downlead component one end and the quadrangle of column foot connect, graphite rope one end is inserted into downlead component, the other end is embedded in back fill course, and graphite rope includes the inner core being twisted by single or more stainless steel wire and the graphite linings that are made of along inner core contour direction close-packed arrays more graphite monofilament.Has the characteristics that good electric conductivity and corrosion resistance based on graphite, being allowed to entire graphite-based flexible ground body also has good electric conductivity and corrosion resistance, existing metallic cable is replaced by graphite rope, it solves existing grounding body mostly to take shelter from the thunder using metal class material, it is high in the presence of energy consumption high pollution, difficult the problem of recycling.
Description
Technical field
The utility model is related to lightning arrester fields, and in particular to be a kind of graphite-based flexible ground body.
Background technology
The effect of grounding body is that conducting lightning currents are imported underground, achievees the effect that lightning protection, existing grounding body use more with this
Metal class is grounded material, and 1 ton of metal material is often consumed when preparing and is equal to consumption 240kg standard coals and 3.5t water, together
When discharge 600kg or so CO2, 30kg or so SO2And NOXAnd the charcoal ash of 160kg or so, and common copper is even more then treasured
Expensive nonferrous metal resource.These materials are difficult to recycling once being embedded to underground, so traditional metallic earthing body
It is high in the presence of energy consumption high pollution, difficult the problem of recycling.
Therefore a kind of graphite a kind of simple in structure, to be prepared based on the small graphite of production process energy consumption low pollution emission is needed
Base flexible ground body.
Utility model content
The utility model is mostly taken shelter from the thunder using metal class material for existing grounding body, there is energy consumption high pollution height, difficult
The problem of recycling, provides a kind of graphite-based flexible ground body.
The utility model solves above-mentioned technical problem, the technical solution adopted is that, graphite-based flexible ground body includes graphite
The quadrangle of rope and downlead component, downlead component one end and column foot connects, and graphite rope one end is inserted into downlead component, another
In end embedment back fill course, graphite rope includes the inner core being twisted by single or more stainless steel wire and by more graphite monofilament edges
The graphite linings of inner core contour direction close-packed arrays composition.
The purpose designed in this way is, by the way that stainless steel wire is arranged in graphite linings, the physical characteristic based on stainless steel wire
Increase the tensile strength of entire graphite rope, while graphite has good electric conductivity and corrosion resistance, grounding body is made also to have
Good electric conductivity and corrosion resistance, are amenable to the chloride solonchak of coastal region, Xinjiang, Gansu, Ningxia, Inner Mongol sulfate
Solonchak, northeast, Shanxi soda-saline soil, the corrosion of all kinds of soil such as the karst soil in Guangxi, Guizhou and Yunnan etc..
Meanwhile graphite linings are made of two or more graphite monofilament along inner core contour direction close-packed arrays, realize graphite-based
Flexible ground body section is big, and rough surface constitutes pore, can closely be engaged bonding with soil, can be with soil creep without de-
From generation Air Interface, in the case where soil seasonality is dry and cracked, melt water settles, freezes, frozen soil melts generation creep, grounding body
Stable low value is remained with the contact resistance of soil.
Graphite-based flexible ground body reduces thermal power density using big section current dissipation technology, big using specific heat capacity
Material improves heat absorption capacity, and Wen Sheng, the grounding body under high current thunder and lightning and short-circuit conditions are limited using soil moisture infiltration technology
Performance is stablized, while high temperature being avoided to cause the sintering for being grounded contact level soil.
Moreover graphite is non-magnet material, its effective diffusing length is far longer than steel under power frequency and lightning stroke high-frequency percussion
Material class grounding body, can be such that geodetic network's power frequency earthing resistance declines at double, be large power plant, substation ground network drop resistance excellent choosing
It selects.
Graphite-based flexible ground body proportion is the 1/10 of metal class grounding body, light easy transport；It snakelike can excavate, avoid rock
Stone, trees, excavated volume is few, does not destroy greening；Can mud backfill, backfill compacts；Grounding body crimping interconnection is not necessarily to without welding
The site requirements such as power supply welding machine.
Content of graphite is abundant, cheap, consumes energy in production low, almost without any disposal of pollutants, earthed system goes out for a long time
In dormant state, only occur to play a role when lightning stroke or short circuit, lightning stroke or short circuit are minimum probability events, should not waste preciousness
Metal material, improve resource utilization.It solves existing grounding body mostly to take shelter from the thunder using metal class material, it is high to there is energy consumption
The problem of pollution is high, hardly possible recycling.
Optionally, a diameter of 4.8~5.2mm of inner core, a diameter of 16~40mm of graphite rope.
Optionally, it includes that extension ray segment, horizontal branch line segment and spark pierce section that graphite rope, which is located at the part in backfill, outside
Prolong ray segment one end along the direction of column foot to extend, horizontal branch line segment both ends are connect with adjacent extension ray segment respectively, and spark pierces section
In extension ray segment.
The purpose designed in this way is that being set as root by the partial earthing mode being located at graphite rope in backfill opens entirely
The Contact patch of ground connection plus four feet difference extension ray is enclosed, and enters place in four feet and two spark thorns is respectively set, for reducing
Impulse earthed resistance.
Further, the connecting part for adjoining graphite rope to be clamped is provided on graphite rope, it includes the first fixation to connect part
Piece and the second fixinig plate, the first fixinig plate and the second fixinig plate are fixedly connected by bolts and nuts, and adjoining graphite rope clamp is held in
Between first fixinig plate and the second fixinig plate.
The purpose designed in this way is that connecting part by setting enables adjacent graphite rope to be attached, and solves
The problem of existing graphite line can not be attached by way of the exothermic welds such as electric welding, gas welding, connection that can be relatively stable
Each graphite rope disclosure satisfy that practical grounding construction requirement.
Optionally, it is equipped with the first arc spacer in the middle part of the first fixinig plate, the second arc spacer is equipped in the middle part of the second fixinig plate,
First arc spacer is oppositely arranged with the second arc spacer, and junction is provided with cushion pad.
The purpose designed in this way is, makes adjacent graphite rope by the way that the first arc spacer and the second arc spacer is arranged
It can be stored, and arcuate structure is similar to graphite rope external structure, be allowed to more be bonded.
Optionally, downlead component one end is equipped with extension, is provided on extension and is worn for what is be fixedly connected with column foot
Hole, the downlead component other end are equipped with working chamber, are equipped with inserted with graphite rope, working chamber sidewall for fastening graphite in working chamber
The fastening bolt of rope.
The purpose designed in this way is, so that column foot is fixed with downlead component by perforation, when lightning stroke is to column foot, has very
Strong electric current, electric current can be flowed forceful electric power into the earth by downlead component-graphite rope-grounding body etc., to realize
Lightning protection.
Meanwhile will graphite rope be inserted into working chamber in can in use get wet to avoid graphite rope, improve its service life and
Electrical efficiency.
The beneficial effects of the utility model include at least following one；
1, by the way that stainless steel wire is being arranged in graphite linings, increase entire graphite rope based on the physical characteristic of stainless steel wire
Tensile strength, while graphite has good electric conductivity and corrosion resistance, and grounding body is made also to have good electric conductivity and resistance to
Corrosivity, be amenable to the chloride solonchak of coastal region, Xinjiang, Gansu, Ningxia, Inner Mongol sulphate soil, northeast, Shanxi
Soda-saline soil, the corrosion of all kinds of soil such as the karst soil in Guangxi, Guizhou and Yunnan etc..
2, it is made of along inner core contour direction close-packed arrays more graphite monofilament graphite linings, is allowed to rough surface structure
At pore, it can be closely engaged bonding with soil, it can be with soil creep without departing from Air Interface is generated, in soil seasonality
In the case that dry and cracked, melt water sedimentation, frost, frozen soil melt generation creep, the contact resistance of grounding body and soil remains steady
Fixed low value.
3, graphite is non-magnet material, its effective diffusing length is far longer than steel class under power frequency and lightning stroke high-frequency percussion
Grounding body can be such that geodetic network's power frequency earthing resistance declines at double, be large power plant, substation ground network drop resistance unique selection.Stone
Black rich content, it is cheap, consume energy in production low, almost without any disposal of pollutants, earthed system for a long time for dormant state,
Only occurring to play a role when lightning stroke or short circuit, lightning stroke or short circuit are minimum probability events, should not waste precious metal material,
Improve resource utilization.
4, graphite-based flexible ground body proportion is the 1/10 of metal class grounding body, light easy transport；It snakelike can excavate, avoid
Rock, trees, excavated volume is few, does not destroy greening；Can mud backfill, backfill compacts；Grounding body crimping interconnection, without welding, nothing
Need the site requirements such as power supply welding machine.
5, it is set as root by the partial earthing mode being located at graphite rope in backfill and opens complete to enclose ground connection plus four feet difference
The Contact patch of extension ray, and enter place in four feet and two spark thorns are respectively set, for reducing impulse earthed resistance.
Description of the drawings
Fig. 1 is graphite-based flexible ground body structural schematic diagram；
Fig. 2 is graphite rope structure schematic diagram；
Fig. 3 is graphite rope wire structures schematic diagram；
Fig. 4 is downlead component structure diagram；
Fig. 5 is to connect part structural schematic diagram；
Fig. 6 is extension ray segment structural schematic diagram；
In figure label for：1 be graphite rope, 101 be inner core, 102 be graphite linings, 2 be downlead component, 201 be extension,
202 be working chamber, 203 be fastening bolt, 204 be perforation, 3 be connect part, 301 be the first fixinig plate, 302 be the second fixation
Piece, 303 be the first arc spacer, 304 be the second arc spacer, 305 be bolt, 306 be nut, 307 be cushion pad, 4 be stone
Black bentonite bed, 5 be Anti-lost drop resistance cloth, 6 be back fill course, 7 be column foot.
Specific implementation mode
It is clear in order to enable the purpose of this utility model, technical solution and advantage to be more clear, below in conjunction with attached drawing and
The present invention will be further described in detail for embodiment.It should be appreciated that specific embodiment described herein is only used to
It explains the utility model, is not used to limit the utility model protection content.
Embodiment 1
As depicted in figs. 1 and 2, graphite-based flexible ground body includes graphite rope 1 and downlead component 2, downlead component 2 one
End is connect with the quadrangle of column foot 7, and 1 one end of graphite rope is inserted into downlead component 2, and the other end is embedded in back fill course 6, graphite rope
1 includes the inner core 101 being twisted by single or more stainless steel wire and close along 101 contour direction of inner core by more graphite monofilament
The graphite linings 102 of arrangement.
In use, wrapping up graphite linings in stainless steel wire periphery, the electric conductivity of steel wire not only ensure that, but also good based on graphite linings
Corrosion resistance, so that grounding body bulk life time is significantly extended, be amenable to the chloride solonchak of coastal region, it is Xinjiang, Gansu, peaceful
Summer, Inner Mongol sulphate soil, northeast, Shanxi soda-saline soil, all kinds of soil such as the karst soil in Guangxi, Guizhou and Yunnan etc.
The corrosion of earth.Content of graphite is abundant, cheap, consumes energy in production low, almost without any disposal of pollutants, earthed system goes out for a long time
In dormant state, only occur to play a role when lightning stroke or short circuit, lightning stroke or short circuit are minimum probability events, should not waste preciousness
Metal material, improve resource utilization.It solves existing grounding body mostly to take shelter from the thunder using metal class material, it is high to there is energy consumption
The problem of pollution is high, hardly possible recycling.
Embodiment 2
Based on embodiment 1, a diameter of 4.8~5.2mm of inner core 101, a diameter of 27~29mm of graphite rope 1.
Embodiment 3
Based on embodiment 1, as shown in figure 3, graphite rope 1 be located at the part in back fill course 6 include extension ray segment 103,
Horizontal branch line segment 104 and spark pierce section 105, and 103 one end of extension ray segment extends along the direction of column foot 7,104 liang of horizontal branch line segment
End is connect with adjacent extension ray segment 103 respectively, and spark pierces section 105 and is set in extension ray segment 103.
It is set as root and opens complete to enclose ground connection plus four feet difference in use, graphite rope is located at the partial earthing mode in backfill
The Contact patch of extension ray, and enter place in four feet and two spark thorns are respectively set, for reducing impulse earthed resistance.
Embodiment 4
Based on embodiment 3, as shown in fig. 6,103 lower section of extension ray segment is equipped with Anti-lost drop resistance cloth 5, extension ray segment
103 peripheries are enclosed with bentonite bed 4.
Embodiment 5
Based on embodiment 1, as shown in figure 5, being provided with the connecting part 3 for adjoining graphite rope 1 to be clamped on graphite rope 1, connect
Spinoff 3 includes the first fixinig plate 301 and the second fixinig plate 302, and the first fixinig plate 301 and the second fixinig plate 302 pass through bolt 305
It is fixedly connected with nut 306, adjoining graphite rope 1 is held between the first fixinig plate 301 and the second fixinig plate 302.
In use, by setting connect part adjacent graphite rope is attached, solve existing graphite line without
The problem of method is attached by way of the exothermic welds such as electric welding, gas welding, each graphite rope of connection that can be relatively stable can
Meet practical grounding construction requirement.
Embodiment 6
Based on embodiment 5,301 middle part of the first fixinig plate is equipped with the first arc spacer 303, and 302 middle part of the second fixinig plate is set
There is the second arc spacer 304, the first arc spacer 303 is oppositely arranged with the second arc spacer 304, and junction is provided with buffering
Pad 307.
In use, the first arc spacer of setting and the second arc spacer enable adjacent graphite rope to be stored, and
Arcuate structure is similar to graphite rope external structure, is allowed to more be bonded.
Embodiment 7
It is provided on extension 201 based on embodiment 1 as shown in figure 4,2 one end of downlead component is equipped with extension 201
Perforation 204 for being fixedly connected with column foot 7,2 other end of downlead component are equipped with working chamber 202, in working chamber 202 inserted with
Graphite rope 1,202 side wall of working chamber are equipped with the fastening bolt 203 for fastening graphite rope 1.
So that column foot is fixed with downlead component by perforation, when lightning stroke is to column foot, has very strong electric current, electric current can lead to
It crosses downlead component-graphite rope-grounding body etc. to flow forceful electric power into the earth, to realize lightning protection.
Meanwhile will graphite rope be inserted into working chamber in can in use get wet to avoid graphite rope, improve its service life and
Electrical efficiency.
Claims (7)
1. graphite-based flexible ground body, it is characterised in that：Including graphite rope（1）With downlead component（2）, the downlead component
（2）One end and column foot（7）Quadrangle connection, the graphite rope（1）Downlead component is inserted into one end（2）Interior, the other end is embedded to back
Fill stratum（6）In, graphite rope（1）It include the inner core being twisted by single or more stainless steel wire（101）With by more graphite lists
Silk is along inner core（101）The compact arranged graphite linings in contour direction（102）.
2. graphite-based flexible ground body according to claim 1, it is characterised in that：The inner core（101）A diameter of 4.8
~5.2mm, the graphite rope（1）A diameter of 16~40mm.
3. graphite-based flexible ground body according to claim 1, it is characterised in that：The graphite rope（1）Positioned at backfill
Layer（6）In part include extension ray segment（103）, horizontal branch line segment（104）Section is pierced with spark（105）, the extension ray
Section（103）One end is along column foot（7）Direction extend, the horizontal branch line segment（104）Both ends respectively with adjacent extension ray segment
（103）Connection, the spark pierce section（105）Set on extension ray segment（103）On.
4. graphite-based flexible ground body according to claim 3, it is characterised in that：The extension ray segment（103）Lower section
Equipped with Anti-lost, resistance cloth drops（5）, extension ray segment（103）Periphery is enclosed with bentonite bed（4）.
5. graphite-based flexible ground body according to claim 1, it is characterised in that：The graphite rope（1）Upper setting is useful
In clamping adjoining graphite rope（1）Connecting part（3）, the connecting part（3）Including the first fixinig plate（301）With the second fixinig plate
（302）, first fixinig plate（301）With the second fixinig plate（302）Pass through bolt（305）With nut（306）It is fixedly connected, phase
Adjacent graphite rope（1）It is held on the first fixinig plate（301）With the second fixinig plate（302）Between.
6. graphite-based flexible ground body according to claim 5, it is characterised in that：First fixinig plate（301）Middle part
Equipped with the first arc spacer（303）, second fixinig plate（302）Middle part is equipped with the second arc spacer（304）, first arc
Shape gasket（303）With the second arc spacer（304）It is oppositely arranged, and junction is provided with cushion pad（307）.
7. graphite-based flexible ground body according to claim 1, it is characterised in that：The downlead component（2）One end is set
There is extension（201）, extension（201）On be provided with and be used for and column foot（7）The perforation being fixedly connected（204）, downlead component
（2）The other end is equipped with working chamber（202）, working chamber（202）In inserted with graphite rope（1）, working chamber（202）Side wall is equipped with and is used for
Fasten graphite rope（1）Fastening bolt（203）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820523952.5U CN208045710U (en) | 2018-04-13 | 2018-04-13 | Graphite-based flexible ground body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820523952.5U CN208045710U (en) | 2018-04-13 | 2018-04-13 | Graphite-based flexible ground body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045710U true CN208045710U (en) | 2018-11-02 |
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ID=63945111
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820523952.5U Expired - Fee Related CN208045710U (en) | 2018-04-13 | 2018-04-13 | Graphite-based flexible ground body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382868A (en) * | 2020-09-23 | 2021-02-19 | 安徽华希电力科技有限公司 | Lightning grounding body has down conductor of anticorrosive device based on graphite alkene |
-
2018
- 2018-04-13 CN CN201820523952.5U patent/CN208045710U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382868A (en) * | 2020-09-23 | 2021-02-19 | 安徽华希电力科技有限公司 | Lightning grounding body has down conductor of anticorrosive device based on graphite alkene |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 Termination date: 20210413 |