CN105449616A - Improvement device of dual-loop overhead circuit - Google Patents
Improvement device of dual-loop overhead circuit Download PDFInfo
- Publication number
- CN105449616A CN105449616A CN201511027637.0A CN201511027637A CN105449616A CN 105449616 A CN105449616 A CN 105449616A CN 201511027637 A CN201511027637 A CN 201511027637A CN 105449616 A CN105449616 A CN 105449616A
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- China
- Prior art keywords
- angle bar
- lower floor
- angle
- upper strata
- middle level
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
Abstract
The application provides an improvement device of a dual-loop overhead circuit. By arranging a connection angle brace among upper-layer angle iron, intermediate-layer angle iron and lower-layer angle iron of the existing cross arm arranged in a drum shape and arranging a fixed support between the lower-layer angle iron and an electric rod, the device provided by the invention is more firm in structure and has longer service lifetime; and moreover, one end of the intermediate-layer angle iron, one end of the upper-layer angle iron and one end of the lower-layer angle iron are fixedly connected with the electric rod, thus, an eccentric structure is formed, an overhead power distribution wire can be reliably fixed through eccentric arrangement when the distance between the electric rod and a building is too near during improvement on a single-loop overhead circuit, the distance between a side wire and the building conforms to the design requirement, and the improvement device is convenient to install.
Description
Technical field
The present invention relates generally to electric operating field, more particularly relates to a kind of Double-loop overhead road device for modifying.
Background technology
In urban power distribution network, for the shopping mall that old town is densely populated, because road both sides all can exist sewage pipe trench and shade tree usually, and various retail shops building, thus, when transforming the distribution line of old town, existing drum type arrangement cross-arm structural representation shown in composition graphs 1, if still adopt common cross-arm to carry out drum type arrangement, thus realize the laying of double back overhead transmission line, often specify because the minimum range between limit wire and retail shop's building can not meet design discipline and cannot carry out.
As can be seen here, be transformed in double-circuit line process the list of old town being returned overhead transmission line, how to solve and adopt the cross-arm of existing drum type arrangement to arrange double circuit line, what there will be is difficult to transform because the minimum range between limit wire and building is not enough the problem having become during current old town distribution line is transformed and needed solution badly.
Summary of the invention
In view of this, the invention provides a kind of Double-loop overhead road device for modifying, solve and adopt the cross-arm of existing drum type arrangement that double circuit line is set, there will be the problem being difficult to because the minimum range between limit wire and building is not enough transform.
To achieve these goals, this application provides following technical scheme:
A kind of Double-loop overhead road device for modifying, comprising: electric pole, upper strata angle bar, middle level angle bar, lower floor's angle bar, connecting angle brace and fixed support, wherein:
Described upper strata angle bar, described middle level angle bar and described lower floor angle bar are provided with insulator installing hole and anchor ear installing hole, and described upper strata angle bar, described middle level angle bar are all be fixedly connected with described electric pole by one end with described lower floor angle bar;
Described connecting angle brace, described upper strata angle bar, described middle level angle bar and described lower floor angle bar are provided with angle brace fixing hole, for the two ends of described connecting angle brace being separately fixed at described upper strata angle bar and described lower floor angle bar, and the centre of described connecting angle brace is fixed on the angle bar of described middle level;
Described support bracket fastened two ends are respectively arranged with installing hole, for described support bracket fastened two ends are separately fixed at described lower floor angle bar and described electric pole.
Preferably, described fixed support is made up of two angle braces, and the two ends on each angle brace are connected with lower floor's angle bar and described electric pole respectively by described installing hole.
Preferably, the two ends of described connecting angle brace are respectively by being bolted on described upper strata angle bar and described lower floor angle bar.
Preferably, the quantity of described upper strata angle bar, described middle level angle bar and described lower floor angle bar is 2.
Preferably, the distance of the anchor ear installing hole on the angle bar of described upper strata and angle bar end, described upper strata, the distance of the anchor ear installing hole of described lower floor angle bar and the end of described lower floor angle bar, and the distance of the end of the anchor ear installing hole of described middle level angle bar and described lower floor angle bar is all within the scope of 0.05m ~ 0.3m.
Preferably, the length of described connecting angle brace is 0.6m ~ 1m.
Preferably, described support bracket fastened two angle brace length are 1.5 ~ 2.2m.
Preferably, described lower floor angle bar and described support bracket fastened angle are 40 ° ~ 60 °.
Preferably, described upper strata angle bar, described middle level angle bar and described lower floor angle bar are provided with 2 insulator installing holes.
Preferably, described upper strata angle bar, described middle level angle bar are fixed on described electric pole with described lower floor angle bar is all parallel, and described connecting angle brace and described upper strata angle bar, described middle level angle bar and described lower floor angle bar are vertical is fixedly connected with.
As can be seen here, compared with prior art, this application provides a kind of Double-loop overhead road device for modifying, by the upper strata angle bar of the cross-arm that arranges at existing drum type, between middle level angle bar and lower floor's angle bar, connecting angle brace is set, and fixed support is set between lower floor's angle bar and described electric pole, thus make apparatus structure provided by the invention more firm, longer service life; And, the present invention at the middle and upper levels angle bar is all be fixedly connected with described electric pole by one end with lower floor angle bar, thus formation eccentric structure, like this when transforming single loop overhead transmission line, can electric pole and distance between buildings from close to crossing time, reliably fixing overhead distribution wire by arranged off-centre, making its limit wire and distance between buildings from meeting design requirement, and easy for installation.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the structural representation of existing a kind of drum type arrangement cross-arm;
Fig. 2 is the structural representation of a kind of Double-loop overhead road of the present invention device for modifying embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
This application provides a kind of Double-loop overhead road device for modifying, by the upper strata angle bar of the cross-arm that arranges at existing drum type, between middle level angle bar and lower floor's angle bar, connecting angle brace is set, and fixed support is set between lower floor's angle bar and described electric pole, thus make apparatus structure provided by the invention more firm, longer service life; And, the present invention at the middle and upper levels angle bar is all be fixedly connected with described electric pole by one end with lower floor angle bar, thus formation eccentric structure, like this when transforming single loop overhead transmission line, can electric pole and distance between buildings from close to crossing time, reliably fixing overhead distribution wire by arranged off-centre, making its limit wire and distance between buildings from meeting design requirement, and easy for installation.
With reference to shown in Fig. 2, be the structural representation of a kind of Double-loop overhead road of the present invention device for modifying embodiment, this device can comprise: electric pole 201, upper strata angle bar 202, middle level angle bar 203, lower floor's angle bar 204, connecting angle brace 205 and fixed support 206, wherein:
Described upper strata angle bar 202, described middle level angle bar 203 and described lower floor angle bar 204 are provided with insulator installing hole 207 and anchor ear installing hole 208, and described upper strata angle bar 202, described middle level angle bar 203 are all be fixedly connected with as a whole by one end with described electric pole 201 with described lower floor angle bar 204, thus form eccentric structure support.
Optionally, anchor ear installing hole 208 on described upper strata angle bar 202 is apart from described upper strata angle bar 202 end 0.05m ~ 0.3m, anchor ear installing hole 208 on described middle level angle bar 203 is apart from described upper strata angle bar 202 end 0.05m ~ 0.3m, and the anchor ear installing hole 208 of described lower floor angle bar 204 is apart from the end 0.05m ~ 0.3m of described lower floor angle bar 204.Concrete, as shown in Figure 2, the length of described upper strata angle bar 202 can be equal with the length of described lower floor angle bar 204, and slightly shorter than the length of described middle level angle bar 203.
Wherein, described upper strata angle bar 202, described middle level angle bar 203 and described lower floor angle bar 204 all can be provided with 2 insulator installing holes 207, and be evenly distributed in connecting angle brace 205 both sides, certainly, according to quantity angle bar needing the insulator installed, can adjust the quantity of insulator installing hole, the present invention does not do concrete restriction to this.
Optionally, described upper strata angle bar 202, described middle level angle bar 203 are fixed on described electric pole 201 with described lower floor angle bar 204 is all parallel, and described connecting angle brace 205 and described upper strata angle bar 202, described middle level angle bar 203 are fixedly connected with described lower floor angle bar 204 is vertical.Wherein, the interval of described upper strata angle bar 202 and described middle level angle bar 203, can be equal with the interval of described middle level angle bar 203 and described lower floor angle bar 204.
Described connecting angle brace 205, described upper strata angle bar 202, described middle level angle bar 203 and described lower floor angle bar 204 are provided with angle brace fixing hole 209, for the two ends of described connecting angle brace 205 are separately fixed at described upper strata angle bar 202 and described lower floor angle bar 204, and the centre of connecting angle brace 205 is fixed on described middle level angle bar 203, thus increase the fastness of device.
Wherein, the length of described connecting angle brace 205 can be 0.6m ~ 1m, and specifically can determine according to the vertical distribution distance of described upper strata angle bar 202, described middle level angle bar 203 and described lower floor angle bar 204, the present invention does not do concrete restriction to this.
The two ends of described fixed support 206 are respectively arranged with installing hole 210, for the two ends of described fixed support 206 are separately fixed at described lower floor angle bar 202 and described electric pole 201.
Optionally; described fixed support 206 can be made up of two angle braces; and each angle brace length can be all 1.5 ~ 2.2m; it should be noted that; this support bracket fastened structure is not limited to this kind of mode; as long as support and fixation can be played, all belong to scope, describe in detail no longer one by one at this.
In addition, in order to make device more firm, described lower floor angle bar 204 can be 40 ° ~ 60 ° with the angle of described fixed support 206, certainly, can adjust the angle of described lower floor angle bar 204 and described fixed support 206 according to actual needs, the present invention does not do concrete restriction to this yet.
Known based on above-mentioned analysis, the embodiment of the present invention is by the upper strata angle bar of the cross-arm that arranges at existing drum type, arrange connecting angle brace between middle level angle bar and lower floor's angle bar, and fixed support is set between lower floor's angle bar and described electric pole, thus make apparatus structure provided by the invention more firm, longer service life; And, the present invention at the middle and upper levels angle bar is all be fixedly connected with described electric pole by one end with lower floor angle bar, thus formation eccentric structure, like this when transforming single loop overhead transmission line, can electric pole and distance between buildings from close to crossing time, reliably fixing overhead distribution wire by arranged off-centre, making its limit wire and distance between buildings from meeting design requirement, and easy for installation.
It should be noted that, for the connection of above-mentioned each parts, bolt can be used to be realized by corresponding installing hole, other modes can be adopted to achieve a fixed connection, and the present invention does not do concrete restriction to this, in addition yet, it is two-layer that the number of plies for angle bar is not limited in shown in Fig. 2, according to actual needs can also be more, now the connection of the connection of adjacent two layers angle bar and the upper strata angle bar shown in Fig. 2 and lower floor's angle bar is similar, and the present invention is not described in detail in this.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a Double-loop overhead road device for modifying, is characterized in that, comprising: electric pole, upper strata angle bar, middle level angle bar, lower floor's angle bar, connecting angle brace and fixed support, wherein:
Described upper strata angle bar, described middle level angle bar and described lower floor angle bar are provided with insulator installing hole and anchor ear installing hole, and described upper strata angle bar, described middle level angle bar are all be fixedly connected with described electric pole by one end with described lower floor angle bar;
Described connecting angle brace, described upper strata angle bar, described middle level angle bar and described lower floor angle bar are provided with angle brace fixing hole, for the two ends of described connecting angle brace being separately fixed at described upper strata angle bar and described lower floor angle bar, and the centre of described connecting angle brace is fixed on the angle bar of described middle level;
Described support bracket fastened two ends are respectively arranged with installing hole, for described support bracket fastened two ends are separately fixed at described lower floor angle bar and described electric pole.
2. device according to claim 1, is characterized in that, described fixed support is made up of two angle braces, and the two ends on each angle brace are connected with lower floor's angle bar and described electric pole respectively by described installing hole.
3. device according to claim 2, is characterized in that, the two ends of described connecting angle brace are respectively by being bolted on described upper strata angle bar and described lower floor angle bar.
4. device according to claim 3, is characterized in that, the quantity of described upper strata angle bar, described middle level angle bar and described lower floor angle bar is 2.
5. device according to claim 4, it is characterized in that, the distance of the anchor ear installing hole on the angle bar of described upper strata and angle bar end, described upper strata, the distance of the anchor ear installing hole of described lower floor angle bar and the end of described lower floor angle bar, and the distance of the end of the anchor ear installing hole of described middle level angle bar and described lower floor angle bar is all within the scope of 0.05m ~ 0.3m.
6. device according to claim 5, is characterized in that, the length of described connecting angle brace is 0.6m ~ 1m.
7. device according to claim 6, is characterized in that, described support bracket fastened two angle brace length are 1.5 ~ 2.2m.
8. device according to claim 7, is characterized in that, described lower floor angle bar and described support bracket fastened angle are 40 ° ~ 60 °.
9. the device according to any one of claim 1-8, is characterized in that, described upper strata angle bar, described middle level angle bar and described lower floor angle bar are provided with 2 insulator installing holes.
10. device according to claim 9, it is characterized in that, described upper strata angle bar, described middle level angle bar are fixed on described electric pole with described lower floor angle bar is all parallel, and described connecting angle brace and described upper strata angle bar, described middle level angle bar and described lower floor angle bar are vertical is fixedly connected with.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201511027637.0A CN105449616A (en) | 2015-12-31 | 2015-12-31 | Improvement device of dual-loop overhead circuit |
Applications Claiming Priority (1)
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CN201511027637.0A CN105449616A (en) | 2015-12-31 | 2015-12-31 | Improvement device of dual-loop overhead circuit |
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CN105449616A true CN105449616A (en) | 2016-03-30 |
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CN201511027637.0A Pending CN105449616A (en) | 2015-12-31 | 2015-12-31 | Improvement device of dual-loop overhead circuit |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111654003A (en) * | 2020-07-03 | 2020-09-11 | 尚特(广州)机器人智能装备有限公司 | Distribution network frame for distribution network planning |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200976471Y (en) * | 2005-05-16 | 2007-11-14 | 浙江省电力设计院 | DC dual-polar vertical arrangement F-shaped transmission line series iron tower |
CN101567544A (en) * | 2009-01-24 | 2009-10-28 | 国网电力科学研究院 | Conductor configuration method for direct current power transmission circuit |
CN201430397Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Double-column overhang tension tower |
CN202042854U (en) * | 2010-12-30 | 2011-11-16 | 国家电网公司 | AC EHV double-circuit tension steel support |
CN202215041U (en) * | 2011-10-21 | 2012-05-09 | 席忠武 | Linear-pole side-sharing cross arm and supporting device |
CN202678893U (en) * | 2012-07-19 | 2013-01-16 | 安徽华电工程咨询设计有限公司 | Power transmission tower with three-phase lead wires in delta-shaped cross-arm-sharing distribution |
CN203334759U (en) * | 2013-07-12 | 2013-12-11 | 成都城电电力工程设计有限公司 | Novel double-loop terminal tower with one side hanging wires |
CN203352105U (en) * | 2013-06-21 | 2013-12-18 | 国家电网公司 | A wire arrangement mode converting rod |
-
2015
- 2015-12-31 CN CN201511027637.0A patent/CN105449616A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200976471Y (en) * | 2005-05-16 | 2007-11-14 | 浙江省电力设计院 | DC dual-polar vertical arrangement F-shaped transmission line series iron tower |
CN101567544A (en) * | 2009-01-24 | 2009-10-28 | 国网电力科学研究院 | Conductor configuration method for direct current power transmission circuit |
CN201430397Y (en) * | 2009-06-19 | 2010-03-24 | 河南省电力勘测设计院 | Double-column overhang tension tower |
CN202042854U (en) * | 2010-12-30 | 2011-11-16 | 国家电网公司 | AC EHV double-circuit tension steel support |
CN202215041U (en) * | 2011-10-21 | 2012-05-09 | 席忠武 | Linear-pole side-sharing cross arm and supporting device |
CN202678893U (en) * | 2012-07-19 | 2013-01-16 | 安徽华电工程咨询设计有限公司 | Power transmission tower with three-phase lead wires in delta-shaped cross-arm-sharing distribution |
CN203352105U (en) * | 2013-06-21 | 2013-12-18 | 国家电网公司 | A wire arrangement mode converting rod |
CN203334759U (en) * | 2013-07-12 | 2013-12-11 | 成都城电电力工程设计有限公司 | Novel double-loop terminal tower with one side hanging wires |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111654003A (en) * | 2020-07-03 | 2020-09-11 | 尚特(广州)机器人智能装备有限公司 | Distribution network frame for distribution network planning |
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Application publication date: 20160330 |
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