CN110306860A - A kind of mixing V string sees ice test steel tower and method - Google Patents
A kind of mixing V string sees ice test steel tower and method Download PDFInfo
- Publication number
- CN110306860A CN110306860A CN201910742174.8A CN201910742174A CN110306860A CN 110306860 A CN110306860 A CN 110306860A CN 201910742174 A CN201910742174 A CN 201910742174A CN 110306860 A CN110306860 A CN 110306860A
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- arm
- wire cross
- hanging
- conducting wire
- cross
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title abstract description 6
- 239000012212 insulator Substances 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 230000005611 electricity Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
- E04H12/10—Truss-like 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
- E04H12/24—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
-
- 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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- 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
It is gone here and there the invention discloses a kind of mixing V and sees ice test steel tower and method, comprising: tower body；Earth wire support；Upper conducting wire cross-arm, including conducting wire cross-arm on conducting wire cross-arm on left side and right side, it is wherein provided with a pair of of hanging point for hanging 500kV voltage class V-type insulator chain on the upper conducting wire cross-arm in left side, and is provided with two pairs of hanging points for hanging 220kV voltage class V-type insulator chain on right side on conducting wire cross-arm；Lower wire cross-arm, including left side lower wire cross-arm and right side lower wire cross-arm, it is wherein provided with a pair of of hanging point for hanging 500kV voltage class V-type insulator chain on the upper conducting wire cross-arm in left side, and is provided with two pairs of hanging points for hanging 500kV voltage class V-type insulator chain and 220kV voltage class V-type insulator chain on the lower wire cross-arm of right side.Since the transmission line of electricity of two kinds of different voltages can be set up on same steel tower, to reduce the test cost, and the test error caused by because of route can be reduced.
Description
Technical field
It is gone here and there the present invention relates to a kind of mixing V and sees ice test steel tower and method, belong to electric power pylon technical field.
Background technique
It often will appear icing phenomenon, for the transmission line of electricity of different voltages, icing in the transmission line of electricity that ice formation is set up
The conveying of route influence is different.In order to observe the influence situation that areal difference icing conveys route, often at present
By the electric transmission line erection of different voltages on the different steel towers of areal, this sight ice mode there is a problem of it is at high cost,
Other two kinds of routes can still have larger test error because having biggish distance.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of mixing V string sees ice test steel tower and method, it is current to solve
Observe the problem that experimentation cost existing for different voltages transmission line of electricity is high and error is larger in ice formation.
The technical scheme is that a kind of mixing V string sees ice and tests steel tower, comprising:
Tower body；
Earth wire support is set to the top of the tower body；
It is characterized by further comprising:
Upper conducting wire cross-arm, is set on the tower body, and is located at the lower section of the earth wire support, and the upper conducting wire cross-arm includes a left side
Conducting wire cross-arm on conducting wire cross-arm and right side on side, wherein being provided on conducting wire cross-arm for hanging 500kV voltage on the left side
A pair of of hanging point of grade V-type insulator chain, and be provided on conducting wire cross-arm on the right side for hanging 220kV voltage class V
Two pairs of hanging points of type insulator chain；
Lower wire cross-arm is set on the tower body, and is located at the lower section of the upper conducting wire cross-arm, and the lower wire cross-arm includes
Left side lower wire cross-arm and right side lower wire cross-arm, wherein being provided on conducting wire cross-arm on the left side for hanging 500kV electricity
A pair of of hanging point of grade V-type insulator chain is pressed, and is provided on the right side lower wire cross-arm for hanging 500kV voltage class
Two pairs of hanging points of V-type insulator chain and 220kV voltage class V-type insulator chain；
The 500kV voltage class V-type insulator chain and the two classes V-type insulator chain are suitable for hanging different voltages grade
Transmission pressure.
Further, a pair of of hanging point of conducting wire cross-arm is located at its outer end point and the cross-arm and tower on the left side
The junction of body.
Further, a pair of of hanging point of the left side lower wire cross-arm is located at its outer end point and the cross-arm is close
At the position of the tower body.
Further, a pair of of hanging point of conducting wire cross-arm is located at its outer end point and the cross-arm and tower on the right side
The junction of body.
Further, two pairs of hanging points of the right side lower wire cross-arm, wherein being suitable for suspension 500kV voltage class V-type
Two hanging points of insulator chain are located at the junction of its outer end point and the cross-arm and tower body, are suitable for suspension 220kV electricity
Two hanging points of pressure grade V-type insulator chain are located at two different positions in the cross-arm.
The beneficial effects of the present invention are: the present invention is two distinct types of suitable for hanging by designing on same steel tower
The hanging point of V-type insulator chain, thus can not only hang single time three-phase of same voltage with and meanwhile test, but also can satisfy
Free voltage grade two-phase mixed pressure is tested with tower.Since the transmission line of electricity of two kinds of different voltages can be set up on same steel tower,
Therefore to reduce the test cost, and the test error caused by because of route can be reduced.
Detailed description of the invention
Fig. 1 is that mixing V string sees the structural schematic diagram that ice tests steel tower in an embodiment；
Fig. 2 is to mix V string to see the schematic diagram that ice test steel tower hangs single time three-phase circuit；
Fig. 3 is to mix V string to see the schematic diagram that ice test steel tower hangs the quarter-phase circuit of two kinds of different voltages grades；
Description of symbols:
1 tower body, 2 earth wire supports, conducting wire cross-arm on 3,4 lower wire cross-arms, 5 hanging points.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Fig. 1, seeing the structural schematic diagram that ice tests steel tower for mixing V string in an embodiment.In present embodiment
Mixing V string see ice test steel tower include tower body 1, earth wire support 2, upper conducting wire cross-arm 3 and lower wire cross-arm 4.
Tower body 1, plays a supportive role, and is mainly used for supporting earth wire support 2, upper conducting wire cross-arm 3 and lower wire cross-arm 4 etc. zero
Part.
Earth wire support 2 is set on the top of tower body 1.Earth wire support 2 is mainly used for hanging ground wire.Specifically, ground wire branch
2 both ends of frame extend to 1 two sides of tower body.
Upper conducting wire cross-arm 3, is set on tower body 1, and is located at the lower section of earth wire support 2.Upper conducting wire cross-arm 3 is mainly used for hanging
Hang transmission pressure.Upper conducting wire cross-arm 3 includes conducting wire cross-arm 3 on conducting wire cross-arm 3 on left side and right side, wherein the upper conducting wire cross-arm in left side
It is provided with a pair of of hanging point 5 for hanging 500kV voltage class V-type insulator chain on 3, and is arranged on conducting wire cross-arm 3 on right side
There are two pairs of hanging points 5 for hanging 220kV voltage class V-type insulator chain.
Preferably, a pair of of hanging point 5 of conducting wire cross-arm 3 is located at its outer end point and the cross-arm and tower body 1 on left side
Junction.A pair of of hanging point 5 of conducting wire cross-arm 3 is located at the junction of its outer end point and the cross-arm and tower body 1 on right side.
Lower wire cross-arm 4 is set on tower body 1, and is located at the lower section of upper conducting wire cross-arm 3, and lower wire cross-arm 4 is mainly used for
Hang transmission pressure.Lower wire cross-arm 4 includes left side lower wire cross-arm 4 and right side lower wire cross-arm 4, wherein the upper conducting wire in left side is horizontal
It is provided with a pair of of hanging point 5 for hanging 500kV voltage class V-type insulator chain in load 3, and is set on right side lower wire cross-arm 4
It is equipped with two pairs of hanging points 5 for hanging 500kV voltage class V-type insulator chain and 220kV voltage class V-type insulator chain.
Preferably, a pair of of hanging point 5 of left side lower wire cross-arm 4 is located at its outer end point and the cross-arm close to institute's tower
At the position of body 1.Specifically, two pairs of hanging points 5 of right side lower wire cross-arm 4, wherein being suitable for suspension 500kV voltage class V-type
Two hanging points 5 of insulator chain are located at the junction of its outer end point and the cross-arm and tower body 1, are suitable for suspension 220kV
Two hanging points 5 of voltage class V-type insulator chain are located at two different positions in the cross-arm.
The requirement of the offset distance of different conductor when the distance between different hanging points 5 should meet homogeneous test.
500kV voltage class V-type insulator chain and two class V-type insulator chains are suitable for hanging the transmission of electricity of different voltages grade
Conducting wire, such as the transmission line of electricity of 500kV, 220kV or 110kV.
As shown in Fig. 2, hanging 500kV voltage class V-type insulator chain on conducting wire cross-arm 3 on left side, led under left side
500kV voltage class V-type insulator chain is hung on line cross-arm 4, and 500kV voltage class V-type is hung on right side lower wire cross-arm 4
Insulator chain can be used for single time three-phase at this time while test, such as the single time three-phase of 500kV, 220kV or 110kV are tested simultaneously.
As shown in figure 3, hanging 500kV voltage class V-type insulator chain on conducting wire cross-arm 3 on left side, led under left side
500kV voltage class V-type insulator chain is hung on line cross-arm 4, hangs 220kV voltage class V-type on conducting wire cross-arm 3 on right side
Insulator chain hangs the second V-type insulator chain, wherein 500kV voltage class V-type insulator chain on right side lower wire cross-arm 4
For hanging the two-phase transmission line of electricity of 500 kV, and the two-phase that 220kV voltage class V-type insulator chain is used to hang 220 kV is defeated
Electric line.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (5)
1. a kind of mixing V string sees ice and tests steel tower, comprising:
Tower body (1)；
Earth wire support (2), is set to the top of the tower body (1)；
It is characterized by further comprising:
Upper conducting wire cross-arm (3), is set on the tower body (1), and is located at the lower section of the earth wire support (2), the upper conducting wire
Cross-arm (3) includes conducting wire cross-arm (3) on conducting wire cross-arm (3) and right side on left side, wherein setting on conducting wire cross-arm (3) on the left side
It is equipped with a pair of of hanging point (5) for hanging 500kV voltage class V-type insulator chain, and is set on conducting wire cross-arm (3) on the right side
It is equipped with a pair of of hanging point (5) for hanging 220kV voltage class V-type insulator chain；
Lower wire cross-arm (4) is set on the tower body (1), and is located at the lower section of the upper conducting wire cross-arm (3), is led under described
Line cross-arm (4) includes left side lower wire cross-arm (4) and right side lower wire cross-arm (4), wherein on the left side on conducting wire cross-arm (3)
It is provided with a pair of of hanging point (5) for hanging 500kV voltage class V-type insulator chain, and on the right side lower wire cross-arm (4)
It is provided with two pairs of hanging points for hanging 500kV voltage class V-type insulator chain and 220kV voltage class V-type insulator chain
(5)。
2. mixing V string according to claim 1 sees ice and tests steel tower, which is characterized in that on the left side conducting wire cross-arm (3)
A pair of of hanging point (5) be located at the junction of its outer end point and the cross-arm and tower body (1).
3. mixing V string according to claim 1 sees ice and tests steel tower, which is characterized in that the left side lower wire cross-arm (4)
A pair of of hanging point (5) be located at its outer end point and the cross-arm at the position of the tower body (1).
4. mixing V string according to claim 1 sees ice and tests steel tower, which is characterized in that on the right side conducting wire cross-arm (3)
A pair of of hanging point (5) be located at the junction of its outer end point and the cross-arm and tower body (1).
5. mixing V string according to claim 1 sees ice and tests steel tower, which is characterized in that the right side lower wire cross-arm (4)
Two pairs of hanging points (5), be located at outside it wherein being suitable for hanging two hanging points (5) of 500kV voltage class V-type insulator chain
The junction of endpoint and the cross-arm and tower body (1), suitable for hanging two hanging points of 220kV voltage class V-type insulator chain
(5) two different positions in the cross-arm are located at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910742174.8A CN110306860A (en) | 2019-08-13 | 2019-08-13 | A kind of mixing V string sees ice test steel tower and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910742174.8A CN110306860A (en) | 2019-08-13 | 2019-08-13 | A kind of mixing V string sees ice test steel tower and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110306860A true CN110306860A (en) | 2019-10-08 |
Family
ID=68083433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910742174.8A Pending CN110306860A (en) | 2019-08-13 | 2019-08-13 | A kind of mixing V string sees ice test steel tower and method |
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| CN (1) | CN110306860A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08223752A (en) * | 1995-02-13 | 1996-08-30 | Ngk Insulators Ltd | Assembling structure of one-circuit steel tower |
| CN101404399A (en) * | 2008-11-17 | 2009-04-08 | 云南省电力设计院 | Heavy ice area dual-loop co-column suspension type power transmission iron tower |
| KR101600293B1 (en) * | 2015-11-30 | 2016-03-21 | 주식회사 중부기술단 | Insulator for overhead electric power distribution line |
| CN210508624U (en) * | 2019-08-13 | 2020-05-12 | 中国电建集团贵州电力设计研究院有限公司 | Mixed V-shaped serial ice observation test iron tower |
-
2019
- 2019-08-13 CN CN201910742174.8A patent/CN110306860A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08223752A (en) * | 1995-02-13 | 1996-08-30 | Ngk Insulators Ltd | Assembling structure of one-circuit steel tower |
| CN101404399A (en) * | 2008-11-17 | 2009-04-08 | 云南省电力设计院 | Heavy ice area dual-loop co-column suspension type power transmission iron tower |
| KR101600293B1 (en) * | 2015-11-30 | 2016-03-21 | 주식회사 중부기술단 | Insulator for overhead electric power distribution line |
| CN210508624U (en) * | 2019-08-13 | 2020-05-12 | 中国电建集团贵州电力设计研究院有限公司 | Mixed V-shaped serial ice observation test iron tower |
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