CN107237535A - A kind of unilateral cross-arm anchor support used for transmission line - Google Patents
A kind of unilateral cross-arm anchor support used for transmission line Download PDFInfo
- Publication number
- CN107237535A CN107237535A CN201710447031.5A CN201710447031A CN107237535A CN 107237535 A CN107237535 A CN 107237535A CN 201710447031 A CN201710447031 A CN 201710447031A CN 107237535 A CN107237535 A CN 107237535A
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- China
- Prior art keywords
- insulator
- string
- unilateral cross
- arm
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/24—Cross arms
-
- 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
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Insulators (AREA)
Abstract
The invention discloses one kind unilateral cross-arm anchor support used for transmission line, including strain insulator-string and the unilateral cross-arm being arranged on tower body side, side strain insulator-string is hung on tower body, opposite side strain insulator-string is still arranged on unilateral cross arm end, between unilateral cross arm end strain insulator-string and hang on tower body side and to be connected between strain insulator-string by wire jumper, the tower body side and unilateral cross arm end are connected by least one insulator chain wire jumper adjacent thereto.The present invention is only with unilateral cross-arm, the characteristics of safe distance nargin is big using anchor support span is smaller, between line, side strain insulator-string is directly hung on tower body, wire jumper safe distance is controlled using post insulator substring, so as to reduce wire spacing, width of corridor is reduced, in the nervous area in path, passage removal is reduced, while reducing the weight of steel tower using unilateral cross-arm, body investment is saved.
Description
Technical field
The present invention relates to power transmission line electrical technical field, more particularly to a kind of unilateral cross-arm strain insulator used for transmission line
Tower.
Background technology
After transmission of electricity is the electric energy boosting for generator being sent with transformer, then through control devices such as breakers access power transmission line
Road is realized.By structure type, transmission line of electricity is divided into overhead transmission line and cable run.Overhead transmission line route route lever
Tower, wire, insulator, line hardware, bracing wire, pole and tower foundation, earthing or grounding means etc. are constituted, and are erected on ground.Moreover, being directed to
When overhead line structures erect power transmission lines, insulator and gold utensil are installed frequently with both sides cross-arm structure, to support wire, take shelter from the thunder
Line, and be allowed to keep certain safe distance by regulation.But, due to the different wire spacings mutually or between different circuit of shaft tower
Farther out, corridor shared by transmission line of electricity is wider, during area nervous in particular for path corridor, so causes in electric transmission line erection
During passage removal amount it is big.Therefore, research transmission line of electricity reduction width of corridor is significant.
The content of the invention
In order to solve the deficiencies in the prior art, it is an object of the invention to provide one kind unilateral cross-arm strain insulator used for transmission line
Tower, only with unilateral cross-arm, the characteristics of safe distance nargin is big using anchor support span is smaller, between line is straight by side strain insulator-string
Connect and hang on tower body, wire jumper safe distance is controlled using post insulator substring, so as to shorten wire spacing.
A kind of unilateral cross-arm anchor support used for transmission line of the present invention, including strain insulator-string and the one side that is arranged on tower body side
Cross-arm, side strain insulator-string hangs over tower body side, and opposite side strain insulator-string is still arranged on unilateral cross arm end, installed in unilateral cross arm end
Strain insulator-string between and hang over and be connected by wire jumper between the strain insulator-string of tower body side, the tower body side and unilateral cross arm end are equal
It is connected by least one insulator chain wire jumper adjacent thereto.
Compared with traditional electric power line pole tower, the present invention eliminates side cross-arm, substantially reduces wire spacing, reduces
Line corridor, in the nervous area in path, can reduce removals, while reducing the weight of steel tower using one side cross-arm, save
Body is invested.
In one embodiment, the tower body side is connected by least one post insulator substring wire jumper adjacent thereto.
The present invention is connected by one or more post insulator substrings wire jumper adjacent thereto, utilizes post insulator substring
Quantity controls safe distance.
In another embodiment, the unilateral cross arm end passes through at least one pendency jumper string wire jumper phase adjacent thereto
Even.
The present invention is connected by one or more pendency jumper strings wire jumper adjacent thereto, utilizes the quantity for the jumper string that dangles
To control safe distance.
Wherein, the anchor support of the invention is electric power line pole tower, including angle steel tower, steel pipe pole and steel tube tower.
In addition to angle steel tower, steel pipe pole and steel tube tower, anchor support can also be concrete frame.
Due to the variety classes of insulator, strain insulator-string of the invention can be made up of suspension insulator and connecting tool.
Strain insulator-string can also be made up of strain insulator-string composite insulator and connecting tool.
Wherein, suspension insulator, typically by insulating part (such as porcelain piece, glass workpiece) and metal-ware (such as steel pin, chapeau de fer, method
Orchid etc.) formed with the glued or mechanical clamp of adhesive.Insulator, using very wide, typically belongs to external insulation in power system,
Worked under atmospheric conditions.The outside energized conductor of overhead transmission line, power plant and the bus of electric substation and various electrical equipments
It must be supported, and be allowed to and the earth (or ground connection thing) or other conductor insulations for having potential difference with insulator.
Composite insulator, which is that organic silicon rubber material is compound, is made High-Voltage Insulation.Major product has bar type and cross-arm
As pendency and strain insulator carrying insulation on formula, 35KV/110KV/ and 220KV circuits, also have at present for 10KV line insulators
Product.Composite insulator different type is different, and silica gel composite insulator is mainly used in transformer station, with good hydrophobic
Property, ageing resistance, proof tracking and electrical erosion resistance, with very high tensile strength and bending strength, its mechanical strength
Height, shock resistance, shockproof and anti-brittle failure performance are good, lightweight, convenient for installation and maintenance, installation dimension and the phase of its upper and lower end parts
The installation dimension for the porcelain strut insulator answered is identical, can be with used interchangeably.
Connecting tool, for the connection such as insulator, suspension clamp, strain clamp and protective hardware to be combined into pendency or resistance to
Open the gold utensil of string group.
In one embodiment, the post insulator substring is made up of support insulator and connecting tool.So it is used to control
Wire jumper processed ensures safe distance around jump.
Wherein, pendency jumper string of the invention is made up of composite insulator and connecting tool.
The tower body side of invention is on the inside of corner or on the outside of corner.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) anchor support of unilateral cross-arm of the invention, only with unilateral cross-arm, side strain insulator-string is hung on tower body, adopted
Carry out ensureing safe distance around jump with post insulator substring control wire jumper.
(2) present invention is only with unilateral cross-arm, the characteristics of safe distance nargin is big using anchor support span is smaller, between line,
Side strain insulator-string is directly hung on tower body, wire jumper safe distance is controlled using post insulator substring, so as to reduce line spacing
From, width of corridor is reduced, it is nervous regional in path, passage removal is reduced, while reducing steel tower using unilateral cross-arm
Weight, saves body investment.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.
Fig. 1 is unilateral cross-arm anchor support schematic diagram；
Fig. 2 (a) is that tower body side is unilateral cross-arm anchor support top view on the inside of corner；
Fig. 2 (b) is that tower body side is unilateral cross-arm anchor support top view on the outside of corner；
In figure, 1, strain insulator-string, 2, post insulator substring, 3, pendency jumper string, 4, wire, 5, wire jumper.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
In a kind of typical embodiment of the present invention, as shown in figure 1, the unilateral cross-arm strain insulator used for transmission line of the present invention
Tower, is a kind of anchor support of unilateral cross-arm, only with unilateral cross-arm, side strain insulator-string 1 is hung on tower body, using support insulator
2 tie jumpers 5 of going here and there are controlled safe distance, and opposite side strain insulator-string 1 is arranged on cross arm end, using conventional pendency jumper string 3
Or flexible jumper.
Compared with traditional electric power line pole tower, the present invention eliminates side cross-arm, substantially reduces wire spacing, reduces
Line corridor, in the nervous area in path, can reduce removals, while reducing the weight of steel tower using one side cross-arm, save
Body is invested.
In one embodiment, the tower body side passes through at least one post insulator substring 2 phase of wire jumper 5 adjacent thereto
Even.
The present invention is connected by one or more post insulator substrings wire jumper adjacent thereto, utilizes post insulator substring
Quantity controls safe distance.
In another embodiment, the unilateral cross arm end passes through at least one pendency jumper string 3 wire jumper 5 adjacent thereto
It is connected.
The present invention is connected by one or more pendency jumper strings wire jumper adjacent thereto, utilizes the quantity for the jumper string that dangles
To control safe distance.
Wherein, strain insulator-string 1 is also connected with wire 4 respectively.Due to the variety classes of insulator, strain insulator-string is by suspension insulator
Or composite insulator and connecting tool composition.
Wherein, suspension insulator, typically by insulating part (such as porcelain piece, glass workpiece) and metal-ware (such as steel pin, chapeau de fer, method
Orchid etc.) formed with the glued or mechanical clamp of adhesive.Insulator, using very wide, typically belongs to external insulation in power system,
Worked under atmospheric conditions.The outside energized conductor of overhead transmission line, power plant and the bus of electric substation and various electrical equipments
It must be supported, and be allowed to and the earth (or ground connection thing) or other conductor insulations for having potential difference with insulator.
Composite insulator, which is that organic silicon rubber material is compound, is made High-Voltage Insulation.Major product has bar type and cross-arm
As pendency and strain insulator carrying insulation on formula, 35KV/110KV/ and 220KV circuits, also have at present for 10KV line insulators
Product.Composite insulator different type is different, and silica gel composite insulator is mainly used in transformer station, with good hydrophobic
Property, ageing resistance, proof tracking and electrical erosion resistance, with very high tensile strength and bending strength, its mechanical strength
Height, shock resistance, shockproof and anti-brittle failure performance are good, lightweight, convenient for installation and maintenance, installation dimension and the phase of its upper and lower end parts
The installation dimension for the porcelain strut insulator answered is identical, can be with used interchangeably.
Connecting tool, for the connection such as insulator, suspension clamp, strain clamp and protective hardware to be combined into pendency or resistance to
Open the gold utensil of string group.
Post insulator substring 2 is made up of support insulator and connecting tool, for controlling wire jumper around jump guarantee safe distance.
Pendency jumper string 3 is made up of composite insulator and connecting tool.Strain insulator can be that composite insulator also may be used
To be suspension insulator.Unilateral cross-arm anchor support can be the electric power line pole towers such as angle steel tower, steel pipe pole or steel tube tower.Except angle
Outside head tower, steel pipe pole and steel tube tower, anchor support can also be concrete frame.
Tower body side can be on the inside of corner, shown in such as Fig. 2 (a).
Tower body side can also be on the outside of corner, shown in such as Fig. 2 (b).
The anchor support of the unilateral cross-arm of the present invention, only with unilateral cross-arm, side strain insulator-string is hung on tower body, using branch
Post insulator chain control wire jumper carries out ensureing safe distance around jump.
The present invention is only with unilateral cross-arm, the characteristics of safe distance nargin is big using anchor support span is smaller, between line, by one
Side strain insulator-string is directly hung on tower body, is controlled wire jumper safe distance using post insulator substring, so as to reduce wire spacing, is subtracted
Small width of corridor, in the nervous area in path, reduces passage removal, while the weight of steel tower is reduced using unilateral cross-arm,
Save body investment.
The preferred embodiment of the application is the foregoing is only, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of unilateral cross-arm anchor support used for transmission line, it is characterized in that, including strain insulator-string and the one side horizontal stroke for being arranged on tower body side
Load, side strain insulator-string hangs over tower body side, and opposite side strain insulator-string is still arranged on unilateral cross arm end, installed in unilateral cross arm end
Between strain insulator-string and hang over and be connected by wire jumper between the strain insulator-string of tower body side, the tower body side and unilateral cross arm end lead to
At least one insulator chain wire jumper adjacent thereto is crossed to be connected.
2. a kind of unilateral cross-arm anchor support used for transmission line as claimed in claim 1, it is characterized in that, the tower body side passes through extremely
Few post insulator substring wire jumper adjacent thereto is connected.
3. a kind of unilateral cross-arm anchor support used for transmission line as claimed in claim 1, it is characterized in that, the unilateral cross arm end
It is connected by least one pendency jumper string wire jumper adjacent thereto.
4. a kind of unilateral cross-arm anchor support used for transmission line as claimed in claim 1, it is characterized in that, the anchor support is transmission of electricity
Overhead line structures, including angle steel tower, steel pipe pole and steel tube tower.
5. a kind of unilateral cross-arm anchor support used for transmission line as claimed in claim 1, it is characterized in that, the strain insulator-string is by suspension type
Insulator and connecting tool composition.
6. a kind of unilateral cross-arm anchor support used for transmission line as claimed in claim 1, it is characterized in that, the strain insulator-string is by synthesizing
Insulator and connecting tool composition.
7. a kind of unilateral cross-arm anchor support used for transmission line as claimed in claim 2, it is characterized in that, the post insulator substring
It is made up of support insulator and connecting tool.
8. unilateral cross-arm anchor support used for transmission line as claimed in claim 3 a kind of, it is characterized in that, the pendency jumper string by
Composite insulator and connecting tool composition.
9. the unilateral cross-arm anchor support used for transmission line as described in claim 1-8 is any, it is characterized in that, the tower body side is to turn
On the inside of angle.
10. the unilateral cross-arm anchor support used for transmission line as described in claim 1-8 is any, it is characterized in that, the tower body side is
On the outside of corner.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017204179081 | 2017-04-20 | ||
| CN201720417908 | 2017-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107237535A true CN107237535A (en) | 2017-10-10 |
Family
ID=59986487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710447031.5A Pending CN107237535A (en) | 2017-04-20 | 2017-06-14 | A kind of unilateral cross-arm anchor support used for transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107237535A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453958A (en) * | 2018-05-07 | 2019-11-15 | 中国电力工程顾问集团华北电力设计院有限公司 | Fixed single-blade formula double loop anchor support |
| CN114256796A (en) * | 2020-09-23 | 2022-03-29 | 国网湖北省电力有限公司电力科学研究院 | Hydraulic damping type damping device for preventing wind deflection of phase jumper wire on side of corner tower and using method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201191742Y (en) * | 2008-05-05 | 2009-02-04 | 河南省电力勘测设计院 | AC dual looped single column combined anchor tower |
| CN201430397Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Double-column overhang tension tower |
| CN201430398Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Three-column position-changing tension tower |
| CN205637794U (en) * | 2016-04-26 | 2016-10-12 | 苏文电能科技有限公司 | Overhead line commutation steel pipe pole |
-
2017
- 2017-06-14 CN CN201710447031.5A patent/CN107237535A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201191742Y (en) * | 2008-05-05 | 2009-02-04 | 河南省电力勘测设计院 | AC dual looped single column combined anchor tower |
| CN201430397Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Double-column overhang tension tower |
| CN201430398Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Three-column position-changing tension tower |
| CN205637794U (en) * | 2016-04-26 | 2016-10-12 | 苏文电能科技有限公司 | Overhead line commutation steel pipe pole |
Non-Patent Citations (1)
| Title |
|---|
| 张全元: "《变电运行现场技术问答 第3版》", 28 February 2013 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453958A (en) * | 2018-05-07 | 2019-11-15 | 中国电力工程顾问集团华北电力设计院有限公司 | Fixed single-blade formula double loop anchor support |
| CN114256796A (en) * | 2020-09-23 | 2022-03-29 | 国网湖北省电力有限公司电力科学研究院 | Hydraulic damping type damping device for preventing wind deflection of phase jumper wire on side of corner tower and using method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171010 |