CN103924814A - Double-opening-ring steel pipe pole applied to power transmission and substation line - Google Patents
Double-opening-ring steel pipe pole applied to power transmission and substation line Download PDFInfo
- Publication number
- CN103924814A CN103924814A CN201410185584.4A CN201410185584A CN103924814A CN 103924814 A CN103924814 A CN 103924814A CN 201410185584 A CN201410185584 A CN 201410185584A CN 103924814 A CN103924814 A CN 103924814A
- Authority
- CN
- China
- Prior art keywords
- cross
- arm
- supervisor
- steel pipe
- power transmission
- 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.)
- Granted
Links
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to a double-opening-ring steel pipe pole applied to a power transmission and substation line. The double-opening-ring steel pipe pole comprises a vertical main pipe and a plurality of horizontal cross arms, one end of each horizontal cross arm is connected to the main pipe. The cross arms are arranged at the different height positions of the main pipe. Each height position is provided with three cross arms, wherein two of the three cross arms are distributed on the two sides of the main pipe, the axes of the two cross arms share the same line, and the axis of the remaining cross arm is perpendicular to the other two cross arms so that the three cross arms can be distributed in the circumferential direction of the main pipe in a T shape. The double-opening-ring steel pipe pole is simple and concise in structure, attractive in appearance, small in occupied space and clear in force transmission and can be suitable for double-circuit line cut-off loop inlet situations; according to the double-opening-ring steel pipe pole, a two-foundation 90-degree corner pole tower is avoided and is replaced by a one-foundation pole tower, and the work amount of the pole tower and the foundation is reduced.
Description
Technical field
The present invention relates to a kind of power transmission tower being applied in power transmission and transformation line engineering, especially the power transmission tower of a kind of pair of open loop steel pipe pole form.
Background technology
Power transmission tower is the huge and very important tall and slender structure of requirement in a kind of power transmission and transformation line engineering, and it often can use the power transmission tower of all kinds and different purposes as the electric power facility of important lifeline engineering in work transmission line.
Along with improving constantly of transmission line of electricity transmission line capability and electric pressure, simultaneously because China's land resources is in short supply and the raising of environmental requirement, common-tower double-return and multi circuit transmission lines have become inevitable trend in developed area, thus there are a lot of large load shaft towers, as combination angle steel tower etc.Yet part developed area is more and more harsher to the requirement in circuit corridor, make that circuit place is more and more less, circuit corridor is more and more narrower and small.In the recent period, in ultra-high-tension power transmission line design, needs along with power network development, to some existing double-circuit lines cut-off encircle into situation also progressively increase, so, develop a kind of two open loop steel pipe pole patterns that meet the succinct practicality that transmission line of electricity transmission line capability, electric pressure and circuit corridor require very necessary.
Summary of the invention
The object of this invention is to provide a kind of can meet transmission line capability and electric pressure being applied in electric line requires and the less two open loop steel pipe poles in required circuit corridor.
For achieving the above object, the technical solution used in the present invention is:
Be applied to the two open loop steel pipe poles in power transmission and transformation line, it comprises that supervisor, along continuous straight runs setting and one end of vertical setting are connected in several cross-arms on described supervisor; Described cross-arm is arranged on described supervisor's differing heights position, comprises the cross-arm described in three on the height and position described in each; In cross-arm described in three on height and position described in each, cross-arm axis conllinear described in two is also distributed in described supervisor's both sides, and the axis of the cross-arm described in another makes the week that is arranged in described supervisor in T shape of the cross-arm described in three upwards perpendicular to the cross-arm described in other two.
Preferably, described supervisor, described cross-arm are conical pipe; The sectional area of described supervisor's bottom is greater than the sectional area on its top; The sectional area of one end being connected with described supervisor described cross-arm is greater than the sectional area of its other end.
Preferably, the cross section of described supervisor, described cross-arm is regular polygon.
Preferably, described supervisor is divided into the segmentation that dock successively some ends, and the syndeton between two segmentations that connect comprises the fastening bolt assembly of the flange that a pair of flange, several connections of the end that is arranged at the segmentation described in two that connect are described.
Preferably, described supervisor and syndeton between cross-arm described in each comprise the plate assembly, the upper gusset plate assembly that is arranged at described supervisor that are arranged on described cross-arm, the erection bolt assembly of the plate assembly described in being connected and described gusset plate assembly.
Preferably, described gusset plate assembly comprises two gusset plates that parallel setting that are fixedly connected on described supervisor, and described plate assembly comprises two plates that parallel setting that are fixedly connected on described cross-arm; In space between plate described in two gusset plate described in inserting two, and described plate reclines mutually correspondingly and is fixedly connected by described erection bolt assembly with described gusset plate.
Preferably, on the gusset plate described in each, be fixedly connected with several ring stiffeners horizontally extending and that distribute around described supervisor.
Preferably, described plate assembly also comprises the junction plate that extends and be fixedly installed on the inner end that described cross-arm is connected with described supervisor along the cross-wise direction of described cross-arm, on the junction plate described in described plate is fixedly installed on.
Preferably, on described junction plate, be provided with along several plate stiffeners that radially extend and distribute around described cross-arm in the cross section of described cross-arm.
Preferably, in cross-arm described in three on height and position described in each, the both sides of the both sides at the middle part of the cross-arm described in two of axis conllinear and the outer end that is not connected with described supervisor thereof are provided with wire link plate, and the both sides of the outer end not being connected with described supervisor of the cross-arm described in another perpendicular with cross-arm described in two of axis conllinear are provided with wire link plate.
Because technique scheme is used, the present invention compared with prior art has following advantages:
1, this pair open loop steel tube rod structure is succinct, profile is graceful, floor space is little, power transmission is clear and definite, can be applicable to preferably double-circuit line cut-off encircle into situation;
2, this pair of open loop steel pipe pole avoids adopting two base 90 degree corner poles, with a base shaft tower, replaces the large corner pole of two bases, reduces shaft tower and basic engineering quantity.
Accompanying drawing explanation
Accompanying drawing 1 is the single line drawing that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
Accompanying drawing 2 is the front view that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
Accompanying drawing 3 is the right view that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
Accompanying drawing 4 is the A-A view that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
Accompanying drawing 5 is the B portion zoomed-in view that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
Accompanying drawing 6 is the C portion zoomed-in view that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
Accompanying drawing 7 is the D portion zoomed-in view that is applied to the two open loop steel pipe poles in power transmission and transformation line of the present invention.
In above accompanying drawing: 1, supervisor; 11, segmentation; 2, cross-arm; 21, horizontal ground wire cross-arm; 22, horizontal wire cross-arm; 23, longitudinal ground wire cross-arm; 24, longitudinal wire cross-arm; 3, flange; 41, plate; 42, junction plate; 43, plate stiffener; 51, gusset plate; 52, ring stiffener; 6, erection bolt assembly; 7, wire link plate.
The specific embodiment
Below in conjunction with embodiment shown in the drawings, the invention will be further described.
Embodiment mono-: shown in accompanying drawing 1.Be applied to the two open loop steel pipe poles in power transmission and transformation line, it comprises that the supervisor 1 of vertical setting and along continuous straight runs setting and one end are connected in several cross-arms 2 on supervisor 1.
Supervisor 1 is the cross section conical pipe that is regular polygon, and the sectional area of its underpart is greater than the sectional area on its top, is responsible for 1 sectional area and reduces gradually from the bottom to top.Supervisor 1 is divided into the segmentation 11 of docking successively some ends, and a pair of flange 3, several axis that the syndeton between two segmentations 11 that connect comprises the end that is arranged at two segmentations 11 that connect be the fastening bolt assembly (not shown) of adpting flange 3 vertically.The bottom of the segmentation 11 of foot can mounting seat, supervisor 1 can be fixedly installed on its installed surface.
Cross-arm 2 is arranged on supervisor 1 differing heights position, in the present embodiment, is provided with altogether four height and positions of installing for cross-arm 2 on supervisor 1.On each height and position, comprise three cross-arms 2, in these three cross-arms 2, two cross-arm 2 axis conllinear are also distributed in the both sides of being responsible for 1, can be called horizontal cross-arm, and the axis of another cross-arm 2, perpendicular to other two cross-arms 2, can be called longitudinal cross-arm.The weeks that three cross-arms 2 are in T shape is arranged in supervisor 1, upwards wherein, two cross-arms 2 of axis conllinear formed a horizontal stroke of T, and another cross-arm 2 forms the perpendicular of T, and the orientation of arranging of three cross-arms 2 on each height and position is identical.The cross-arm 2 that is positioned at the height and position place of the top is the ground wire cross-arm that sets up ground wire, and the cross-arm 2 at all the other height and position places is for setting up the wire cross-arm of wire.Therefore, in each horizontal cross-arm, the horizontal cross-arm that is positioned at the top is referred to as horizontal ground wire cross-arm 21, and all the other horizontal cross-arms are referred to as horizontal wire cross-arm 22; In each longitudinal cross-arm, the longitudinal cross-arm that is positioned at the top is referred to as longitudinal ground wire cross-arm 23, and all the other longitudinal cross-arms are referred to as longitudinal wire cross-arm 24.
Cross-arm 2 is also the conical pipe that cross section is regular polygon, and the sectional area with supervisor 1 one end being connected of cross-arm 2 is greater than the sectional area of its other end.Definition cross-arm 2 is its inner end with supervisor 1 one end being connected, and not be responsible for the 1 Wei Qi outer end, end being connected, the sectional area of cross-arm 2 is reduced gradually by the outside end of its inner end.In three cross-arms 2 on each height and position, two cross-arms 2 of axis conllinear, i.e. horizontal cross-arm, the both sides at its middle part and the both sides of outer end thereof are provided with the wire link plate 7 of opening hole; With perpendicular another cross-arm 2 of two cross-arms 2 of axis conllinear, i.e. longitudinal cross-arm, it is only provided with the wire link plate 7 of opening hole in the both sides of outer end.
Supervisor 1 comprises plate assembly, the upper gusset plate assembly that is arranged at supervisor 1 being arranged on cross-arm 2, the erection bolt assembly 6 that is connected plate assembly and gusset plate assembly with the syndeton between each cross-arm 2.
Gusset plate assembly, by forming with supervisor's 1 gusset plate being fixedly connected with 51, is fixedly connected with several ring stiffeners 52 horizontally extending and that distribute around supervisor 1 on gusset plate 51.In the present embodiment, each gusset plate assembly comprises two gusset plates that vertically be arranged in parallel mutually 51 that are fixedly connected on supervisor 1, and the spatial placement between two adjacent gusset plate assemblies has ring stiffener 52.
Plate assembly at least comprises the plate 41 that parallels setting with gusset plate 51.In the present embodiment, each plate assembly comprise along the cross-wise direction of cross-arm 2 extend and be fixedly installed on the inner end of cross-arm 2 junction plate 42, by junction plate 42, be fixedly connected on two plates that vertically be arranged in parallel mutually 41 on cross-arm 2.In space between two gusset plates 51 of two plate 41 insertions, and plate 41 reclines correspondingly mutually with gusset plate 51.On junction plate 42, be provided with along several plate stiffeners 43 that radially extend and distribute around cross-arm 2 in the cross section of cross-arm 2.
The gusset plate 51 reclining mutually correspondingly and plate 41 are fixedly connected by several erection bolt assemblies 6, each erection bolt assembly 6 comprises screw rod and two nuts that match with screw rod that run through the screw on gusset plate 51 and plate 41, two nuts lay respectively at the both sides of the assembly that a plate 41 and gusset plate 51 form, thereby by the relative position locking of plate 41 and gusset plate 51.
The steel material of this pair of open loop steel pipe pole both can be selected the common iron of Q235, Q345, also can adopt the high strength steel of Q390, Q420 or Q460, according to construction drawing, carry out blanking, punching, the zinc-plated operation of each rod member, part link position (as gusset plate 51 and supervisor's 1 link position, plate 41 link position with junction plate 42) adopts and is welded to connect, and each member completion of processing is transported to that install at scene, stringing.Bolt assembly can adopt 6.8 grades of plain bolts or 8.8 grades of high-strength bolts, and high-strength bolt tightens by certain pretightning force.
This Novel double open ring steel pipe pole simple structure, replaces the large corner pole of two bases with a base open loop shaft tower, has reduced steel tower and basic quantity of material, has effectively reduced shaft tower floor space simultaneously, has dwindled circuit width of corridor.And the monnolithic case of this Novel double open ring steel pipe pole is attractive in appearance, can be used in the middle of 110kV, 220kV double back power transmission and transformation line engineering.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. be applied to the two open loop steel pipe poles in power transmission and transformation line, it is characterized in that: it comprises that supervisor, along continuous straight runs setting and one end of vertical setting are connected in several cross-arms on described supervisor; Described cross-arm is arranged on described supervisor's differing heights position, comprises the cross-arm described in three on the height and position described in each; In cross-arm described in three on height and position described in each, cross-arm axis conllinear described in two is also distributed in described supervisor's both sides, and the axis of the cross-arm described in another makes the week that is arranged in described supervisor in T shape of the cross-arm described in three upwards perpendicular to the cross-arm described in other two.
2. the two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 1, is characterized in that: described supervisor, described cross-arm are conical pipe; The sectional area of described supervisor's bottom is greater than the sectional area on its top; The sectional area of one end being connected with described supervisor described cross-arm is greater than the sectional area of its other end.
3. the two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 1 and 2, is characterized in that: the cross section of described supervisor, described cross-arm is regular polygon.
4. two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 1, it is characterized in that: described supervisor is divided into the segmentation that dock successively some ends, the syndeton between two segmentations that connect comprises the fastening bolt assembly of the flange that a pair of flange, several connections of the end that is arranged at the segmentation described in two that connect are described.
5. two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 1, is characterized in that: described supervisor and syndeton between the cross-arm described in each comprise the plate assembly, the upper gusset plate assembly that is arranged at described supervisor that are arranged on described cross-arm, the erection bolt assembly of the plate assembly described in being connected and described gusset plate assembly.
6. two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 5, it is characterized in that: described gusset plate assembly comprises two gusset plates that parallel setting that are fixedly connected on described supervisor, described plate assembly comprises two plates that parallel setting that are fixedly connected on described cross-arm; In space between plate described in two gusset plate described in inserting two, and described plate reclines mutually correspondingly and is fixedly connected by described erection bolt assembly with described gusset plate.
7. the two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 6, is characterized in that: on the gusset plate described in each, be fixedly connected with several ring stiffeners horizontally extending and that distribute around described supervisor.
8. according to the two open loop steel pipe poles in power transmission and transformation line that are applied to described in claim 6 or 7, it is characterized in that: described plate assembly also comprises the junction plate that extends and be fixedly installed on the inner end that described cross-arm is connected with described supervisor along the cross-wise direction of described cross-arm, on the junction plate described in described plate is fixedly installed on.
9. the two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 8, is characterized in that: on described junction plate, be provided with along several plate stiffeners that radially extend and distribute around described cross-arm in the cross section of described cross-arm.
10. two open loop steel pipe poles that are applied in power transmission and transformation line according to claim 1, it is characterized in that: in the cross-arm described in three on the height and position described in each, the both sides of the both sides at the middle part of the cross-arm described in two of axis conllinear and the outer end that is not connected with described supervisor thereof are provided with wire link plate, and the both sides of the outer end not being connected with described supervisor of the cross-arm described in another perpendicular with cross-arm described in two of axis conllinear are provided with wire link plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410185584.4A CN103924814B (en) | 2014-05-05 | 2014-05-05 | Be applied to the two open loop steel pipe poles in power transmission and transformation line |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410185584.4A CN103924814B (en) | 2014-05-05 | 2014-05-05 | Be applied to the two open loop steel pipe poles in power transmission and transformation line |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103924814A true CN103924814A (en) | 2014-07-16 |
CN103924814B CN103924814B (en) | 2016-03-09 |
Family
ID=51143190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410185584.4A Active CN103924814B (en) | 2014-05-05 | 2014-05-05 | Be applied to the two open loop steel pipe poles in power transmission and transformation line |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103924814B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105155911A (en) * | 2015-09-07 | 2015-12-16 | 安徽华电工程咨询设计有限公司 | Double-loop double-side on-off steel tube role tower adopting triangular cross beam arrangement |
CN105257067A (en) * | 2015-09-07 | 2016-01-20 | 安徽华电工程咨询设计有限公司 | Double-circuit double-sided breaking steel-tube tower using V-shaped combined strings |
CN106567595A (en) * | 2016-09-26 | 2017-04-19 | 安徽华电工程咨询设计有限公司 | Four-loop cable breaking strain tower |
CN106677589A (en) * | 2017-03-15 | 2017-05-17 | 青岛正为钢结构有限公司 | Novel electric steel-tube pole |
CN108343305A (en) * | 2018-03-26 | 2018-07-31 | 青岛林辉钢构有限公司 | A kind of steel pipe pole cross-arm |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5855103A (en) * | 1995-09-01 | 1999-01-05 | Fwt, Inc. | Antenna support for power transmission tower |
US20100064598A1 (en) * | 2008-09-17 | 2010-03-18 | Korea Electric Power Corporation | Power transmission tower |
CN202520040U (en) * | 2012-04-10 | 2012-11-07 | 佛山南海电力设计院工程有限公司 | Bifurcated pole tower for realizing double-T connection of double circuit power transmission line |
CN103046791A (en) * | 2012-11-29 | 2013-04-17 | 安徽华电工程咨询设计有限公司 | Transmission line tangent tower using double-loop cable T guide |
CN202990533U (en) * | 2012-12-31 | 2013-06-12 | 温州泰昌铁塔制造有限公司 | Same-tower multi-loop power transmission tower |
CN203795935U (en) * | 2014-05-05 | 2014-08-27 | 国家电网公司 | Double-open-loop steel pipe rod applied to electric transmission and distribution circuit |
-
2014
- 2014-05-05 CN CN201410185584.4A patent/CN103924814B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5855103A (en) * | 1995-09-01 | 1999-01-05 | Fwt, Inc. | Antenna support for power transmission tower |
US20100064598A1 (en) * | 2008-09-17 | 2010-03-18 | Korea Electric Power Corporation | Power transmission tower |
CN202520040U (en) * | 2012-04-10 | 2012-11-07 | 佛山南海电力设计院工程有限公司 | Bifurcated pole tower for realizing double-T connection of double circuit power transmission line |
CN103046791A (en) * | 2012-11-29 | 2013-04-17 | 安徽华电工程咨询设计有限公司 | Transmission line tangent tower using double-loop cable T guide |
CN202990533U (en) * | 2012-12-31 | 2013-06-12 | 温州泰昌铁塔制造有限公司 | Same-tower multi-loop power transmission tower |
CN203795935U (en) * | 2014-05-05 | 2014-08-27 | 国家电网公司 | Double-open-loop steel pipe rod applied to electric transmission and distribution circuit |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105155911A (en) * | 2015-09-07 | 2015-12-16 | 安徽华电工程咨询设计有限公司 | Double-loop double-side on-off steel tube role tower adopting triangular cross beam arrangement |
CN105257067A (en) * | 2015-09-07 | 2016-01-20 | 安徽华电工程咨询设计有限公司 | Double-circuit double-sided breaking steel-tube tower using V-shaped combined strings |
CN106567595A (en) * | 2016-09-26 | 2017-04-19 | 安徽华电工程咨询设计有限公司 | Four-loop cable breaking strain tower |
CN106677589A (en) * | 2017-03-15 | 2017-05-17 | 青岛正为钢结构有限公司 | Novel electric steel-tube pole |
CN106677589B (en) * | 2017-03-15 | 2018-11-20 | 青岛正为能源科技有限公司 | A kind of power steel pipe rod |
CN108343305A (en) * | 2018-03-26 | 2018-07-31 | 青岛林辉钢构有限公司 | A kind of steel pipe pole cross-arm |
Also Published As
Publication number | Publication date |
---|---|
CN103924814B (en) | 2016-03-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103924814A (en) | Double-opening-ring steel pipe pole applied to power transmission and substation line | |
CN203150936U (en) | Power distribution cabinet pedestal | |
CN110485793B (en) | Lifting device, mounting method and live lifting method for power transmission line iron tower | |
CN105298201A (en) | Electric-transmission-line cable-terminal three-dimensional downwards-leading device | |
CN103122723B (en) | Novel wine glass composite material tower | |
CN104314355B (en) | A kind of T connection steel pipe pole of cross-arm abnormity | |
CN104563578A (en) | Combined framework pillar for 500kV transformer substation and mounting method of combined framework pillar | |
CN206319631U (en) | A kind of shear wall vertical adjustment mechanism | |
CN203795935U (en) | Double-open-loop steel pipe rod applied to electric transmission and distribution circuit | |
CN203871745U (en) | Double-hoisting-point rod head fixture for live changing of linear insulator on steel pipe pole of 220kV line | |
CN205296966U (en) | Transmission line iron tower | |
CN205046911U (en) | Triangle -shaped section steel pylons | |
CN204663111U (en) | For setting up single open loop steel pipe pole of power transmission and transformation line | |
CN112160642B (en) | Double-return pi-shaped connecting tower | |
CN206016391U (en) | A kind of double loop cydariform cable termination tower that is maked somebody a mere figurehead based on drain bus under drawing | |
CN215443391U (en) | Transmission line and 5G communication sharing steel pipe pole | |
CN202090663U (en) | Same-tower and dual-loop straight line steel pipe tower | |
CN105064760A (en) | Four tube-single tube switching joint for narrow-foundation steel tube poles | |
CN203081021U (en) | Novel wine glass composite material tower | |
CN203701393U (en) | Light steel keel combination roof structure | |
CN209472359U (en) | A kind of power distribution route pipe laying structure | |
CN207686392U (en) | A kind of four column steel pipe pole terminal tower of the double loops high altitude localities 330kV | |
CN102312600B (en) | Multi-prism plug-in type steel pipe pole of power transmission line | |
CN204098598U (en) | A kind of T connection steel pipe pole of cross-arm abnormity | |
CN103291112B (en) | Three-column steel pipe tower |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |