CN115065023A - Lightning protection side needle on overhead ground wire side of high-voltage transmission line - Google Patents
Lightning protection side needle on overhead ground wire side of high-voltage transmission line Download PDFInfo
- Publication number
- CN115065023A CN115065023A CN202210534000.4A CN202210534000A CN115065023A CN 115065023 A CN115065023 A CN 115065023A CN 202210534000 A CN202210534000 A CN 202210534000A CN 115065023 A CN115065023 A CN 115065023A
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- China
- Prior art keywords
- side needle
- plate
- steel pipe
- lightning protection
- transmission line
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- 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
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 5
- 229910001335 Galvanized steel Inorganic materials 0.000 description 3
- 229910000746 Structural steel Inorganic materials 0.000 description 3
- 239000008397 galvanized steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
- H02G13/40—Connection to earth
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
- H02G13/80—Discharge by conduction or dissipation, e.g. rods, arresters, spark gaps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/22—Arrangements of earthing wires suspended between mastheads
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to the technical field of lightning protection devices, in particular to a lightning protection side pin at the overhead ground wire side of a high-voltage transmission line; including side needle body and side needle base, the side needle base is used for connecting the tower body, be provided with the side needle body on the side needle base, the side needle body includes preceding steel pipe, back steel pipe and side needle backup pad, the side needle backup pad has the mounting groove, the one end and the preceding steel pipe plug-in connection of back steel pipe, the other end of back steel pipe sets up in the mounting groove, be used for connecting the tower body of different turriforms through the side needle base, install the side needle body on the side needle base, realize adapting to various turriforms, simple installation.
Description
Technical Field
The invention relates to the technical field of lightning protection devices, in particular to a lightning protection side pin at the overhead ground wire side of a high-voltage transmission line.
Background
At present, a 'blocking type' lightning protection mode is adopted, such as modes of erecting a lightning conductor, reducing tower grounding resistance, strengthening insulation, additionally installing a coupling ground wire and the like, and due to the complexity of lightning activities, the problem of lightning damage of a power line cannot be completely solved, wherein the lightning current shielding failure rate of a power transmission line occupies a large proportion.
Therefore, the lightning protection side needles are arranged on the tower head of the power transmission line, namely the side of the cross arm of the overhead ground wire, so that the problem that the overhead power transmission line is subjected to shielding failure is solved, the lightning protection range is enlarged to protect the power transmission line, specifically speaking, the side lightning rod with enough mechanical strength and mechanical stability is arranged on the tops of various tower types, the side lightning protection of the power transmission line is enhanced by matching with the overhead ground wire of the power transmission line, lightning current is introduced into the ground through the side lightning rod, the power transmission line, insulators and the like are protected from being damaged by lightning stroke, and the safe operation of the overhead power transmission line is further protected.
However, in the method of installing the lightning protection side needle at the tower head of the power transmission line, namely the overhead ground wire cross arm side, the step of installing the lightning protection side needle cannot adapt to various turriforms, and the installation is troublesome.
Disclosure of Invention
The invention aims to provide a lightning protection side pin at the overhead ground wire side of a high-voltage transmission line, and aims to solve the technical problems that the lightning protection side pin cannot adapt to various turriforms and is troublesome to install in the step of installing the lightning protection side pin in the prior art.
In order to achieve the purpose, the lightning protection side needle at the overhead ground wire side of the high-voltage transmission line comprises a side needle body and a side needle base, wherein the side needle base is used for connecting a tower body, and the side needle body is arranged on the side needle base;
the side needle body includes preceding steel pipe, back steel pipe and side needle connecting plate, the side needle connecting plate has the mounting groove, the one end of back steel pipe with preceding steel pipe plug-in connection, the other end of back steel pipe set up in the mounting groove.
Wherein, the side needle base includes owner's fagging and cross bracing board, be provided with on the owner's fagging the side needle body, the cross bracing board with owner's fagging fixed connection, and be located the lateral wall of owner's fagging.
The side needle base comprises a T-shaped seat and an L steering plate, the T-shaped seat is provided with the side needle body, and the L steering plate is fixedly connected with the T-shaped seat.
The T-shaped seat comprises an upper side plate, a lower side plate, a supporting flat plate and a side needle connecting plate, wherein the side needle connecting plate is provided with side needle bodies, the upper side plate is fixedly connected with the supporting flat plate, a side needle supporting plate is arranged above the supporting flat plate, and the lower side plate is arranged below the supporting flat plate.
According to the lightning protection side needle at the overhead ground wire side of the high-voltage transmission line, the side needle body is arranged on the side needle base and is made of hot galvanizing round steel, the top end of the front steel pipe is in a conical design, and the lightning collection effect is achieved at the top end. The side needle backup pad adopts the galvanized steel sheet preparation, and is equipped with the mounting groove will back steel pipe snap-on extremely in the mounting groove, the side needle body is whole smooth, burr-free, no crooked, no crack, the side needle base is used for connecting the tower body of different turriforms, realizes adapting to various turriforms, simple installation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is an exploded view of the structure of example 1 of the present invention.
Fig. 2 is a schematic structural view of a linear tower of the present invention.
Fig. 3 is a schematic structural view of the claw slope of the tangent tower of the present invention.
Fig. 4 is an exploded view of the structure of example 2 of the present invention.
Fig. 5 is a schematic structural view of the tension tower of the present invention.
1-front steel pipe, 2-rear steel pipe, 3-side needle connecting plate, 4-mounting groove, 5-main supporting plate, 6-cross supporting plate, 7-upper side plate, 8-lower side plate, 9-supporting flat plate, 10-side needle supporting plate and 11-L steering plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
the side needle body includes preceding steel pipe 1, back steel pipe 2 and side needle connecting plate 3, side needle connecting plate 3 has mounting groove 4, the one end of back steel pipe 2 with preceding steel pipe 1 plug-in connection, the other end of back steel pipe 2 set up in mounting groove 4.
Further, the side needle base includes main fagging 5 and cross bracing board 6, be provided with on the main fagging 5 the side needle body, cross bracing board 6 with main fagging 5 fixed connection, and be located the lateral wall of main fagging 5.
In this embodiment, the side needle bodies are installed on the side needle base, the side needle bodies are made of hot dip galvanized round steel, the top end of the front steel tube 1 is designed to be conical, the top end of the front steel tube plays a role in collecting thunder and lightning, the side needle connecting plate 3 is made of galvanized steel plate and is provided with the installation groove 4, the rear steel tube 2 is directly fixed in the installation groove 4, the side needle bodies are smooth in whole, free of burrs, bending and cracks, the side needle base is used for connecting a tangent tower, the tangent tower is installed on the side surface of a ground wire cross arm cleat, the cleat inclined surface is basically 45 degrees, the cross support plate 6 is connected with the cleat inclined surface by using bolts, so that the main support plate 5 is relatively vertical to the ground, the side needle connecting plate 3 is connected with the main support plate 5 by using bolts, so that the side needle bodies are relatively parallel to the ground, and the adaption of the tangent tower is realized, the installation is simple and convenient.
In embodiment 2, please refer to fig. 4 and 5, where fig. 4 is a structural explosion diagram of an overhead ground wire side lightning protection side pin of a high-voltage transmission line, and fig. 5 is a structural schematic diagram of a tension tower, the present invention provides an overhead ground wire side lightning protection side pin of a high-voltage transmission line, including a side pin body and a side pin base, where the side pin base is used to connect a tower body, and the side pin body is arranged on the side pin base;
the side needle body includes preceding steel pipe 1, back steel pipe 2 and side needle connecting plate 3, side needle connecting plate 3 has mounting groove 4, the one end of back steel pipe 2 with preceding steel pipe 1 plug-in connection, the other end of back steel pipe 2 set up in mounting groove 4.
Further, the side needle base includes T type seat and L deflector 11, be provided with on the T type seat the side needle body, L deflector 11 with T type seat fixed connection.
Further, the T-shaped seat comprises an upper side plate 7, a lower side plate 8, a supporting flat plate 9 and a side needle connecting plate 3, the side needle body is arranged on the side needle connecting plate 3, the upper side plate 7 is fixedly connected with the supporting flat plate 9, a side needle supporting plate 10 is arranged above the supporting flat plate 9, and the lower side plate 8 is arranged below the supporting flat plate 9.
In the embodiment, the side needle body is installed on the side needle base, the side needle body is made of hot dip galvanized round steel, the top end of the front steel tube 1 is in a conical design and plays a role in collecting thunder and lightning on the top end, the side needle connecting plate 3 is made of a galvanized steel plate and is provided with the installation groove 4, the rear steel tube 2 is directly fixed in the installation groove 4, the side needle body is smooth, burr-free, bending-free and crack-free as a whole, the side needle base is used for connecting a tension tower, the high-voltage transmission line overhead ground wire side lightning protection side needle is installed on an angle iron at the outer side of a ground wire cross arm, the inner corner side has an inclined material occupying the central position because of the ground wire cross arm, the high-voltage transmission line overhead ground wire side lightning protection side needle slightly faces to one side, in the installation process, the supporting flat plate 9 is fixed on the horizontal angle iron of the tension tower, and a bolt tightly clamps the two-way fastening nut after the angle iron, the L-shaped steering plate 11 is connected with the side needle supporting plate 10, the side needle body is connected with the L-shaped steering plate 11 through the fastening nut, the fastening nut is arranged after the needle body is adjusted to be horizontal to the ground, the side needle body is enabled to be relatively parallel to the ground and fixed at the tip end of the ground wire cross arm of the strain tower, the strain tower is adaptive to the linear tower, and the strain tower is simple and convenient to install.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A lightning protection side pin at the overhead ground wire side of a high-voltage transmission line is characterized in that,
the side needle comprises a side needle body and a side needle base, wherein the side needle base is used for connecting a tower body, and the side needle body is arranged on the side needle base;
the side needle body includes preceding steel pipe, back steel pipe and side needle connecting plate, the side needle connecting plate has the mounting groove, the one end of back steel pipe with preceding steel pipe plug-in connection, the other end of back steel pipe set up in the mounting groove.
2. The overhead ground wire side lightning protection side pin of high voltage transmission line according to claim 1,
the side needle base includes main fagging and cross bracing board, be provided with on the main fagging the side needle body, the cross bracing board with main fagging fixed connection, and be located the lateral wall of main fagging.
3. The overhead ground wire side lightning protection side pin of high voltage transmission line according to claim 1,
the side needle base comprises a T-shaped seat and an L steering plate, the T-shaped seat is provided with the side needle body, and the L steering plate is fixedly connected with the T-shaped seat.
4. The overhead ground wire side lightning protection side pin of high voltage transmission line according to claim 3,
the T-shaped seat comprises an upper side plate, a lower side plate, a supporting flat plate and a side needle connecting plate, wherein the side needle body is arranged on the side needle connecting plate, the upper side plate is fixedly connected with the supporting flat plate, a side needle supporting plate is arranged above the supporting flat plate, and the lower side plate is arranged below the supporting flat plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210534000.4A CN115065023A (en) | 2022-05-17 | 2022-05-17 | Lightning protection side needle on overhead ground wire side of high-voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210534000.4A CN115065023A (en) | 2022-05-17 | 2022-05-17 | Lightning protection side needle on overhead ground wire side of high-voltage transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115065023A true CN115065023A (en) | 2022-09-16 |
Family
ID=83198917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210534000.4A Pending CN115065023A (en) | 2022-05-17 | 2022-05-17 | Lightning protection side needle on overhead ground wire side of high-voltage transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115065023A (en) |
-
2022
- 2022-05-17 CN CN202210534000.4A patent/CN115065023A/en active Pending
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