CN109449619A - A kind of grounding net of transformer substation - Google Patents
A kind of grounding net of transformer substation Download PDFInfo
- Publication number
- CN109449619A CN109449619A CN201811435964.3A CN201811435964A CN109449619A CN 109449619 A CN109449619 A CN 109449619A CN 201811435964 A CN201811435964 A CN 201811435964A CN 109449619 A CN109449619 A CN 109449619A
- Authority
- CN
- China
- Prior art keywords
- layer
- wiring layers
- transformer substation
- ground connection
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
Landscapes
- Cable Accessories (AREA)
Abstract
The invention discloses a kind of grounding net of transformer substation, including being grounded main body, protective layer, two-way confining bed, buffer layer and insulation glue-line, the top of the ground connection main body is equipped with protective layer, the top of the two-way confining bed has poured insulation glue-line, the top of the buffer layer is fixed with thermal insulation layer, the center position of the ground connection body interior is equipped with wiring layers, center position inside the wiring layers is inlaid with installation tube socket, the inside of the installation tube socket is equipped with insulating sleeve, the inside of the insulating sleeve is equipped with six groups of earth leads, and adjacently the angle between conducting wire is all 60 degree, annular steel strand wires at equal intervals are embedded with inside wiring layers on the outside of the installation tube socket, the bottom of the ground connection main body has poured filled layer.The present invention not only extends the service life of grounding net of transformer substation, improves the service performance of grounding net of transformer substation, and ensure that the safety of high-voltage earthing.
Description
Technical field
The present invention relates to electric power device technical field, specially a kind of grounding net of transformer substation.
Background technique
In the design of substation, building course, need to consider the safeguard measure of its lightning protection, routine safety etc., it is common
Way is to set grounded screen in certain area around the power transformation box, to reach the extra electricity of consumption, avoids generating in earth's surface and strides
Situations such as voltage or attraction thunder and lightning, but existing grounding net of transformer substation still comes with some shortcomings in actual application, it is first
First, since partial earthing net is set up directly in external environment, surface structure, wire sheath etc. are easy to be damaged, corrodes
Deng leading to the shortening in service life, secondly, general grounding net of transformer substation in placement process, mostly uses steel to be arranged, largely
Steel application, not only increase spending, and since steel contact area is small, the structure directly to tile is difficult to ensure ground connection
Uniformity, and it external lacks effective insulation protection structure, it is understood that there may be the case where voltage leak, therefore its service performance
Lack and ensure, in addition, existing grounding net of transformer substation mostly uses direct inbuilt method, lacks three-dimensional safeguard structure, earth's surface
The infiltration of water, the high temperature in summer etc. can affect greatly the work of grounded screen, and since the soil property of different regions changes,
Its ground resistance is also different, not fully reaches required standard, equally exists security risk.
Summary of the invention
The purpose of the present invention is to provide a kind of grounding net of transformer substation, to solve mentioned above in the background art to use the longevity
Life is shorter, ground connection performance is more weak, there are problems that some potential safety problems.
To achieve the above object, the invention provides the following technical scheme: a kind of grounding net of transformer substation, including ground connection main body,
The top of protective layer, two-way confining bed, buffer layer and insulation glue-line, the ground connection main body is equipped with protective layer, and the bottom of protective layer
Portion is equipped with two-way confining bed, and the top of the two-way confining bed has poured insulation glue-line, and the top for the glue-line that insulate be covered with it is slow
Layer is rushed, the top of the buffer layer is fixed with thermal insulation layer, and the top of thermal insulation layer is coated with waterproof layer, the ground connection body interior
Center position be equipped with wiring layers, and the top of wiring layers is fixedly connected with the bottom end of two-way confining bed, in the wiring layers
The center position in portion is inlaid with installation tube socket, and the top for installing tube socket sequentially passes through wiring layers, two-way confining bed, insulating cement
The inside of layer, buffer layer, thermal insulation layer, waterproof layer and the top for extending to ground connection main body, the installation tube socket is equipped with insulating sleeve,
The inside of the insulating sleeve is equipped with six groups of earth leads, and adjacently the angle between conducting wire is all 60 degree, and ground connection is led
The bottom end of line all runs through installation tube socket and extends to the inside of wiring layers, is embedded with inside the wiring layers on the outside of the installation tube socket
Annular steel strand wires at equal intervals, and annular steel strand wires are all fixedly connected with earth lead, the bottom of the ground connection main body has poured
Filled layer, and the top of filled layer is fixedly connected with the bottom end of wiring layers.
Preferably, the bottom end of the annular steel strand wires is all fixed with six groups of probes, and the angle between adjacent probe is all
60 degree, the bottom end of probe all runs through wiring layers and extends to the inside of filled layer.
Preferably, the top of the installation tube socket is equipped with sealing cover, and insulating sleeve is located at the inside of sealing cover.
Preferably, the material of the earth lead can be soft graphite conductor wire.
Preferably, the material inside the filled layer includes pulpous state physical friction reducer.
Preferably, corrosion-resistant coating is enclosed on the lateral wall of the insulating sleeve.
Compared with prior art, the beneficial effects of the present invention are: the grounding net of transformer substation not only extends substation grounding
The service life of net, improves the service performance of grounding net of transformer substation, and ensure that the safety of high-voltage earthing；
1, two-way confining bed, buffer layer are set by the inside in protective layer, installation tube socket is inlayed in the inside of wiring layers, installation
Sealing cover is installed on the top of tube socket, and by wrapping up corrosion-resistant coating on the lateral wall of insulating sleeve, the material of earth lead is
Soft graphite conductor wire realizes the multiple protective inside grounding net of transformer substation, to extend the use of grounding net of transformer substation
Service life；
2, insulation glue-line is set by the inside in protective layer, the inside for installing tube socket sets insulating sleeve, insulating sleeve it is interior
Portion sets earth lead, and by the way that in the embedded annular steel strand wires in the inside of wiring layers, the fixed probe in the bottom end of annular steel strand wires is realized
The function that grounding net of transformer substation effectively insulate, is uniformly grounded, to improve the service performance of grounding net of transformer substation；
3, by pouring filled layer in the bottom of ground connection main body, the material inside filled layer includes the drop resistance of pulpous state physical
Agent, and double thermal insulation layers, waterproof layer are set by the inside in protective layer, realize the resistance of grounding net of transformer substation drop, heat-insulated, waterproof function
Can, to ensure that the safety of high-voltage earthing.
Detailed description of the invention
Fig. 1 is section schematic view of the front view of the invention；
Fig. 2 is side structure schematic view of the invention；
Fig. 3 is cross-sectional side view structural schematic diagram of the invention；
Fig. 4 is partial profile structure of the invention.
In figure: 1, being grounded main body；2, annular steel strand wires；3, tube socket is installed；4, earth lead；5, sealing cover；6, filled layer；
7, wiring layers；8, protective layer；9, probe；10, two-way confining bed；11, buffer layer；12, waterproof layer；13, thermal insulation layer；14, it insulate
Glue-line；15, insulating sleeve；16, corrosion-resistant coating.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, a kind of embodiment provided by the invention: a kind of grounding net of transformer substation, including ground connection main body 1, guarantor
Sheath 8, two-way confining bed 10, buffer layer 11 and insulation glue-line 14, the top of ground connection main body 1 are equipped with protective layer 8, and protective layer 8
Bottom be equipped with two-way confining bed 10, the top of two-way confining bed 10 poured insulation glue-line 14, and insulate glue-line 14 top
It is covered with buffer layer 11, the top of buffer layer 11 is fixed with thermal insulation layer 13, and the top of thermal insulation layer 13 is coated with waterproof layer 12, connects
Center position inside ground main body 1 is equipped with wiring layers 7, and the fixed company in the top of wiring layers 7 and the bottom end of two-way confining bed 10
It connects, the center position inside wiring layers 7 is inlaid with installation tube socket 3, and the top for installing tube socket 3 sequentially passes through wiring layers 7, double
To confining bed 10, insulation glue-line 14, buffer layer 11, thermal insulation layer 13, waterproof layer 12 and the top for extending to ground connection main body 1, installation
The top of tube socket 3 is equipped with sealing cover 5, and insulating sleeve 15 is located at the inside of sealing cover 5, for sealing, places external substance
Into the inside of installation tube socket 3 is equipped with insulating sleeve 15, is enclosed with corrosion-resistant coating 16 on the lateral wall of insulating sleeve 15, is used for
It is anticorrosive, it avoids being led to Rapid Damage by external world's erosion, the inside of insulating sleeve 15 is equipped with six groups of earth leads 4, and adjacent
Angle between ground wire 4 is all 60 degree, and the bottom end of earth lead 4 all runs through installation tube socket 3 and extends to the interior of wiring layers 7
The material in portion, earth lead 4 can be soft graphite conductor wire, not only increase electric conductivity, more prolong its service life, install
Annular steel strand wires 2 at equal intervals are embedded with inside the wiring layers 7 in 3 outside of tube socket, and annular steel strand wires 2 are all solid with earth lead 4
Fixed connection, the bottom end of annular steel strand wires 2 is all fixed with six groups of probes 9, and the angle between adjacent probe 9 is all 60 degree, visits
The bottom end of needle 9 all runs through wiring layers 7 and extends to the inside of filled layer 6, for being deeply grounded, guarantees ground safety, ground connection master
The bottom of body 1 has poured filled layer 6, and the top of filled layer 6 is fixedly connected with the bottom end of wiring layers 7, the material inside filled layer 6
Material includes pulpous state physical friction reducer, for effectively dropping resistance, to meet the resistance requirement of grounded screen.
Working principle: in use, the external extra grounded conducting wire 4 of electricity is uniformly dredged to the inside of wiring layers 7 first,
Electricity is segmented again by multiple circular annular steel strand wires 2, probe 9 and is dredged to the inside of filled layer 6, filled layer is cooperated
Pulpous state physical friction reducer inside 6, reaches the requirement of ground resistance, so that extra electricity effectively be consumed, and protects
The inside of sheath 8 sets double thermal insulation layers 13, waterproof layer 12, main body 1 effectively drop resistance, heat-insulated, waterproof function is grounded, to keep away
Exempt to generate step voltage formation security risk in earth's surface, secondly, cooperation ground connection is led by the insulation glue-line 14 inside protective layer 8
Insulating sleeve 14 outside line 4 is grounded the effective insulation function of main body 1, so that its service performance is further increased, this
Outside, the two-way confining bed 10 inside protective layer 8, buffer layer 11 are coupled the sealing cover 5 and insulating sleeve on 3 top of tube socket
Corrosion-resistant coating 16 on 15 lateral walls realizes the multiple protective inside the ground connection main body 1, to greatly prolong ground connection main body 1
Service life is finally completed whole work of the grounding net of transformer substation.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of grounding net of transformer substation, including ground connection main body (1), protective layer (8), two-way confining bed (10), buffer layer (11) and
It insulate glue-line (14), it is characterised in that: the top of ground connection main body (1) is equipped with protective layer (8), and the bottom of protective layer (8)
Equipped with two-way confining bed (10), the top of the two-way confining bed (10) has been poured insulation glue-line (14), and insulate glue-line (14)
Top be covered with buffer layer (11), the top of the buffer layer (11) is fixed with thermal insulation layer (13), and the top of thermal insulation layer (13)
End is coated with waterproof layer (12), and the internal center position of ground connection main body (1) is equipped with wiring layers (7), and wiring layers (7)
Top is fixedly connected with the bottom end of two-way confining bed (10), and the internal center position of the wiring layers (7) is inlaid with installing pipe
Seat (3), and the top for installing tube socket (3) sequentially passes through wiring layers (7), two-way confining bed (10), insulation glue-line (14), buffer layer
(11), the inside of thermal insulation layer (13), waterproof layer (12) and the top for extending to ground connection main body (1), installation tube socket (3) is equipped with
The inside of insulating sleeve (15), the insulating sleeve (15) is equipped with six groups of earth leads (4), and adjacently between conducting wire (4)
Angle be all 60 degree, the bottom end of earth lead (4) all runs through installation tube socket (3) and extends to the inside of wiring layers (7), institute
It states and is embedded with annular steel strand wires (2) at equal intervals inside the wiring layers (7) on the outside of installation tube socket (3), and annular steel strand wires (2) are all
It is fixedly connected with earth lead (4), the bottom of ground connection main body (1) has poured filled layer (6), and the top of filled layer (6)
It is fixedly connected with the bottom end of wiring layers (7).
2. a kind of grounding net of transformer substation according to claim 1, it is characterised in that: the bottom end of the annular steel strand wires (2)
Six groups of probes (9) are all fixed with, and the angle between adjacent probe (9) is all 60 degree, wiring is all run through in the bottom end of probe (9)
Layer (7) and the inside for extending to filled layer (6).
3. a kind of grounding net of transformer substation according to claim 1, it is characterised in that: the top peace of installation tube socket (3)
Equipped with sealing cover (5), and insulating sleeve (15) is located at the inside of sealing cover (5).
4. a kind of grounding net of transformer substation according to claim 1, it is characterised in that: the material of the earth lead (4) can
For soft graphite conductor wire.
5. a kind of grounding net of transformer substation according to claim 1, it is characterised in that: the internal material of the filled layer (6)
Including pulpous state physical friction reducer.
6. a kind of grounding net of transformer substation according to claim 1, it is characterised in that: the lateral wall of the insulating sleeve (15)
On be enclosed with corrosion-resistant coating (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811435964.3A CN109449619A (en) | 2018-11-28 | 2018-11-28 | A kind of grounding net of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811435964.3A CN109449619A (en) | 2018-11-28 | 2018-11-28 | A kind of grounding net of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109449619A true CN109449619A (en) | 2019-03-08 |
Family
ID=65555760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811435964.3A Pending CN109449619A (en) | 2018-11-28 | 2018-11-28 | A kind of grounding net of transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109449619A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114929995A (en) * | 2020-04-24 | 2022-08-19 | 三菱重工业株式会社 | Heat shield assembly and gas turbine |
-
2018
- 2018-11-28 CN CN201811435964.3A patent/CN109449619A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114929995A (en) * | 2020-04-24 | 2022-08-19 | 三菱重工业株式会社 | Heat shield assembly and gas turbine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104330659B (en) | Quasi dynamic compatibilization method based on cable heat transmission model | |
| KR100818938B1 (en) | Ground plate for electric pole | |
| CN201084842Y (en) | An alloy grounding device | |
| CN109449619A (en) | A kind of grounding net of transformer substation | |
| CN103219689A (en) | Porcelain sleeve type cable terminal | |
| RU148604U1 (en) | LONG ANODE GROUNDING ELECTRODE | |
| CN209183771U (en) | A kind of grounding net of transformer substation | |
| CN107394428B (en) | Grounding system for co-location of shielding type direct current grounding electrode and converter station grounding grid | |
| CN206134328U (en) | Medium strength aerial [insulated] cable | |
| RU2407824C1 (en) | Device of horizontal anode earthing in soils with high electric resistance | |
| CN204315272U (en) | A kind of water proof fire retardant multicore cable | |
| CN204189476U (en) | A kind of Split type equivalent potential screen cylinder isolated bus | |
| CN204189498U (en) | A kind of equivalent potential screen cylinder isolated bus | |
| CN209691432U (en) | A kind of resistance to dilatory cable | |
| CN203951151U (en) | The European front connector of 10kV | |
| CN203951150U (en) | The European rear joint of 10kV | |
| CN203941749U (en) | The fire-proof and explosion-proof Plastic-sheathed Cable of middle pressure | |
| CN203192438U (en) | Pre-fabricated branch cable | |
| CN208548663U (en) | A kind of novel graphene electric wire | |
| CN202615852U (en) | Reinforcing type high temperature resisting and corrosion preventing computer shielding cable | |
| CN207368627U (en) | A kind of buried protection pipe of power cable | |
| CN2796160Y (en) | Overvoltage protective earthing device for insulation conductor deep leading into earth | |
| CN1855634A (en) | Overvoltage protecting ground device with insulative wire leading underground deeply | |
| RU173668U1 (en) | EXTENDED ANODE GROUNDING ELECTRODE | |
| KR200451817Y1 (en) | Grounding device using hemispherical concrete grounding electrode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |