CN204510990U - The windproof guy structure of a kind of 10kV electric pole circuit - Google Patents

The windproof guy structure of a kind of 10kV electric pole circuit Download PDF

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Publication number
CN204510990U
CN204510990U CN201520009923.3U CN201520009923U CN204510990U CN 204510990 U CN204510990 U CN 204510990U CN 201520009923 U CN201520009923 U CN 201520009923U CN 204510990 U CN204510990 U CN 204510990U
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CN
China
Prior art keywords
electric pole
bracing wire
shaped link
link
fixed
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.)
Withdrawn - After Issue
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CN201520009923.3U
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Chinese (zh)
Inventor
陈志诚
伍建炜
温健锋
黄练栋
余启育
陈兆泮
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Jiangmen Taishan Power Supply Bureau Guangdong Power Grid Corp
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Jiangmen Taishan Power Supply Bureau Guangdong Power Grid Corp
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Priority to CN201520009923.3U priority Critical patent/CN204510990U/en
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Publication of CN204510990U publication Critical patent/CN204510990U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses the windproof guy structure of a kind of 10kV electric pole circuit, comprise the U-shaped link be fixed on the body of rod of electric pole, on described U-shaped link, equilibrium is connected and fixed by multiple bracing wire assembly and ground; Described U-shaped link is by the anchor ear fixed with the body of rod and form around the link that anchor ear is arranged, and described anchor ear appearance is provided with multiple support blade, and link is fixed through support blade successively.Adopt the U-shaped link of rope made of hemp band to fix, prevent vibration from brushing up against charged position, U-shaped link installs rear personnel lower beam immediately, turnbuckle is used to tighten up bracing wire, assembling bracing wire UT after uniform force, simplifies and optimizes charged construction operation flow process of playing bracing wire, ensure that the safety of construction operation.By above-mentioned measure can improve electric distribution network current electric pole nature earth foundation accounting comparatively large, play bracing wire and account for smaller present situation, improve basic resistance to capsizing, improve electric pole bending resistance, reduce that the large area caused because of bad weathers such as typhoons is fallen, the phenomenon of the bar that breaks.

Description

The windproof guy structure of a kind of 10kV electric pole circuit
Technical field
The utility model relate to a kind of electric pole to ruggedized construction, especially a kind of electric pole windproof structure for 10kV circuit.
Background technology
Coastline, coastal area is longer, is subject to the impact of the extreme weather such as typhoon, thunderstorm.Simultaneously because soil property mostly is alluvium mud, soil property is poor, and the methods such as the natural earth foundation that usual inland uses and chuck cannot provide enough overturning or slip resistance analysis moments of flexure.The common problem (wind loading rating of old-fashioned design is 25 meter per seconds) of wind loading rating deficiency is also there is for coastal area electric distribution network present situation, be necessary to carry out case study, improve the wind loading rating (design wind loading rating reaches more than 35 meter per seconds) of electric distribution network by the financial cost benefit of the best at short notice fast.
Summary of the invention
The purpose of this utility model is to provide the windproof guy structure of a kind of 10kV electric pole circuit, improve electric distribution network current electric pole nature earth foundation accounting comparatively large, play bracing wire and account for smaller present situation, improve basic resistance to capsizing, improve electric pole bending resistance, reduce that the large area caused because of bad weathers such as typhoons is fallen, the phenomenon of disconnected bar.
The utility model realizes above-mentioned purpose like this:
The windproof guy structure of a kind of 10kV electric pole circuit, comprises the U-shaped link be fixed on the body of rod of electric pole, and on described U-shaped link, equilibrium is connected and fixed by multiple bracing wire assembly and ground; Described U-shaped link is by the anchor ear fixed with the body of rod and form around the link that anchor ear is arranged, and described anchor ear appearance is provided with multiple support blade, and link is fixed through support blade successively.
Wherein, described U-shaped link be positioned at electric pole lower cross-arm below 1 meter or more.
Wherein, described U-shaped link is put together by least two curved portions head and the tail, and the anchor ear outer rim extension of described curved portions is provided with junction plate, is bolted between adjacent connection plates.
Wherein, reinforcement plate is fixed with between described junction plate and anchor ear.
Wherein, described bracing wire assembly comprises strain plate, wedge clamp, steel strand, UT wire clamp, stay rod and cable quadrant, described strain plate is connected with the link in U-shaped link, strain plate, wedge clamp, steel strand, UT wire clamp, stay rod and cable quadrant join end to end successively, and ground imbedded by cable quadrant.
The beneficial effects of the utility model are: without the concrete bar of landform restriction, U-shaped link is arranged on apart from lower cross-arm 1 meter of (10kV circuit), the U-shaped link of rope made of hemp band is adopted to fix, prevent vibration from brushing up against charged position, U-shaped link installs rear personnel lower beam immediately, uses turnbuckle to tighten up bracing wire, assembling bracing wire UT after uniform force, simplify and optimize charged construction operation flow process of playing bracing wire, and carry out application by the solidification of operation list, ensure that the safety of construction operation.By above-mentioned measure can improve electric distribution network current electric pole nature earth foundation accounting comparatively large, play bracing wire and account for smaller present situation, improve basic resistance to capsizing, improve electric pole bending resistance, reduce that the large area caused because of bad weathers such as typhoons is fallen, the phenomenon of the bar that breaks.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the front view of U-shaped link.
Detailed description of the invention
With reference to Fig. 1 and Fig. 2, the windproof guy structure of a kind of 10kV electric pole circuit, comprises the U-shaped link 1 be fixed on the body of rod of electric pole, and on described U-shaped link 1, equilibrium is connected and fixed by multiple bracing wire assembly and ground; Described U-shaped link 1 is by the anchor ear 2 fixed with the body of rod and form around the link 3 that anchor ear 2 is arranged, and described anchor ear 2 appearance is provided with multiple support blade 4, and link 3 is fixed through support blade 4 successively.Without the concrete bar of landform restriction, U-shaped link 1 is arranged on apart from lower cross-arm 1 meter of (10kV circuit), the U-shaped link 1 of rope made of hemp band is adopted to fix, prevent vibration from brushing up against charged position, U-shaped link 1 installs rear personnel lower beam immediately, uses turnbuckle to tighten up bracing wire, assembling bracing wire UT after uniform force, simplify and optimize charged construction operation flow process of playing bracing wire, and carry out application by the solidification of operation list, ensure that the safety of construction operation.By above-mentioned measure can improve electric distribution network current electric pole nature earth foundation accounting comparatively large, play bracing wire and account for smaller present situation, improve basic resistance to capsizing, improve electric pole bending resistance, reduce that the large area caused because of bad weathers such as typhoons is fallen, the phenomenon of the bar that breaks.
Be fixed with electric pole for the ease of U-shaped link 1, described U-shaped link 1 is put together by least two curved portions 4 head and the tail, and the anchor ear 2 outer rim extension of described curved portions 4 is provided with junction plate 5, is bolted between adjacent connection plates 5.Preferably the split of employing two curved portions 4 head and the tail, as long as be bolted at the two ends of two curved portions 4 during use, very simply, can realize Fast Installation.
Anchor ear 2 due to curved portions 4 can produce larger pulling force when being bolted, and for increasing the intensity of connecting portion, is fixed with reinforcement plate 6 between described junction plate 5 and anchor ear 2.
Wherein said bracing wire assembly comprises strain plate 7, wedge clamp 8, steel strand 9, UT wire clamp 10, stay rod 11 and cable quadrant 12, described strain plate 7 is connected with the link 3 in U-shaped link 1, strain plate 7, wedge clamp 8, steel strand 9, UT wire clamp 10, stay rod 11 and cable quadrant 12 join end to end successively, and ground imbedded by cable quadrant 12.Above-mentioned accessory is all the fixing conventional accessory of existing Telegraph pole guy, directly commercially can buy acquisition.
Below, verify by relevant experimental data the actual effect that the utility model structure produces.
below that the wind loading rating that 12 meters and 15 meters of concrete bars are played bracing wire and do not played bracing wire compares
1,12 meters of concrete bars are played bracing wire and are not played the comparison of bracing wire
In use span situation according to the meteorological condition of engineering, wire type and safety factor, rod-type:
Do not beat each key point of bracing wire Z1C-12 flexural calculation result under controlled load case condition:
Beat each key point of bracing wire Z1C-12-2L flexural calculation result under controlled load case condition:
As can be seen from the above table, not beating shaft moment of flexure design maximum value in bracing wire situation is 75.28KN*m, and under beating bracing wire situation, shaft moment of flexure design maximum value is only 56.39KN*m, and decrease 25% than upper person, the risk of its disconnected bar greatly reduces.
2,15 meters of concrete bars are played bracing wire and are not played the comparison of bracing wire
Do not beat each key point of bracing wire Z1C-15 flexural calculation result under controlled load case condition:
Beat each key point of bracing wire Z1C-15-2L flexural calculation result under controlled load case condition:
As can be seen from the above table, not beating shaft moment of flexure design maximum value in bracing wire situation is 133.73KN*m, and under beating bracing wire situation, shaft moment of flexure design maximum value is only 104.83KN*m, and decrease 23% than upper person, the risk of its disconnected bar greatly reduces.
below that under 12 meters and 15 meters of concrete bar bracing wire mounting distances, the wind loading rating of cross-arm 0.1 meter and 1 meter compares.
1, the comparison of cross-arm 0.1 meter and 1 meter under 12 meters of concrete bar bracing wire mounting distances
In use span situation according to the meteorological condition of engineering, wire type and safety factor, rod-type:
Beat stay rod (apart from lower cross-arm 0.1 meter) each key point of Z1C-12-2L flexural calculation result under controlled load case condition:
Beat stay rod (apart from lower cross-arm 1 meter) each key point of Z1C-12-2L flexural calculation result under controlled load case condition:
As can be seen from the above table, bracing wire is 56.39KN*m apart from shaft moment of flexure design maximum value in lower cross-arm 0.1 meter of situation, and bracing wire is 58.42KN*m apart from shaft moment of flexure design maximum value in lower cross-arm 1 meter of situation, and both are difference 5% only, and the change of concrete bar moment of flexure is little.In addition when bracing wire is apart from the operation needing power failure operation just can carry out beating bracing wire during lower cross-arm 0.1 meter, and when bracing wire is apart from the operation not needing power failure operation just can carry out beating bracing wire during lower cross-arm 1 meter or more, Comparatively speaking the latter's operation is more easy, flexible.
2, the comparison of cross-arm 0.1 meter and 1 meter under 15 meters of concrete bar bracing wire mounting distances
In use span situation according to the meteorological condition of engineering, wire type and safety factor, rod-type:
Beat stay rod (apart from lower cross-arm 0.1 meter) each key point of Z2Z-15-2L flexural calculation result under controlled load case condition:
Beat stay rod (apart from lower cross-arm 1 meter) each key point of Z2Z-15-2L flexural calculation result under controlled load case condition:
As can be seen from the above table, bracing wire is 104.83KN*m apart from shaft moment of flexure design maximum value in lower cross-arm 0.1 meter of situation, and bracing wire is 107.74KN*m apart from shaft moment of flexure design maximum value in lower cross-arm 1 meter of situation, and both are difference 4% only, and the change of concrete bar moment of flexure is little.In addition when bracing wire is apart from the operation needing power failure operation just can carry out beating bracing wire during lower cross-arm 0.1 meter, and when bracing wire is apart from the operation not needing power failure operation just can carry out beating bracing wire during lower cross-arm 1 meter or more, Comparatively speaking the latter's operation is more easy, flexible.

Claims (5)

1. the windproof guy structure of 10kV electric pole circuit, is characterized in that: comprise the U-shaped link (1) be fixed on the body of rod of electric pole, and the upper equilibrium of described U-shaped link (1) is connected and fixed by multiple bracing wire assembly and ground; Described U-shaped link (1) is by the anchor ear (2) fixed with the body of rod and form around the link (3) that anchor ear (2) is arranged, and described anchor ear (2) appearance is provided with multiple support blade (4), and link (3) is fixed through support blade (4) successively.
2. the windproof guy structure of a kind of 10kV electric pole circuit according to claim 1, is characterized in that: below the lower cross-arm that described U-shaped link (1) is positioned at electric pole 1 meter or more.
3. the windproof guy structure of a kind of 10kV electric pole circuit according to claim 1, it is characterized in that: described U-shaped link (1) is put together by least two curved portions (4) head and the tail, anchor ear (2) the outer rim extension of described curved portions (4) is provided with junction plate (5), and adjacent connection plates is bolted between (5).
4. the windproof guy structure of a kind of 10kV electric pole circuit according to claim 3, is characterized in that: be fixed with reinforcement plate (6) between described junction plate (5) and anchor ear (2).
5. the windproof guy structure of a kind of 10kV electric pole circuit according to claim 1, it is characterized in that: described bracing wire assembly comprises strain plate (7), wedge clamp (8), steel strand (9), UT wire clamp (10), stay rod (11) and cable quadrant (12), described strain plate (7) is connected with the link (3) in U-shaped link (1), strain plate (7), wedge clamp (8), steel strand (9), UT wire clamp (10), stay rod (11) and cable quadrant (12) join end to end successively, and ground imbedded by cable quadrant (12).
CN201520009923.3U 2015-01-08 2015-01-08 The windproof guy structure of a kind of 10kV electric pole circuit Withdrawn - After Issue CN204510990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520009923.3U CN204510990U (en) 2015-01-08 2015-01-08 The windproof guy structure of a kind of 10kV electric pole circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520009923.3U CN204510990U (en) 2015-01-08 2015-01-08 The windproof guy structure of a kind of 10kV electric pole circuit

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104533132A (en) * 2015-01-08 2015-04-22 广东电网有限责任公司江门台山供电局 Windproof stay wire structure for 10kV telegraph pole line
CN108386057A (en) * 2018-02-01 2018-08-10 海宁市承志产品设计有限公司 A kind of fixed device for flag pole
CN113445809A (en) * 2021-07-29 2021-09-28 广东电网有限责任公司 Stay wire structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104533132A (en) * 2015-01-08 2015-04-22 广东电网有限责任公司江门台山供电局 Windproof stay wire structure for 10kV telegraph pole line
CN108386057A (en) * 2018-02-01 2018-08-10 海宁市承志产品设计有限公司 A kind of fixed device for flag pole
CN113445809A (en) * 2021-07-29 2021-09-28 广东电网有限责任公司 Stay wire structure

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Granted publication date: 20150729

Effective date of abandoning: 20170804

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Granted publication date: 20150729

Effective date of abandoning: 20170804