CN209308529U - It exhales high gate to bore for 330 kilovolts pairs and gets over tower - Google Patents
It exhales high gate to bore for 330 kilovolts pairs and gets over tower Download PDFInfo
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- CN209308529U CN209308529U CN201821943166.7U CN201821943166U CN209308529U CN 209308529 U CN209308529 U CN 209308529U CN 201821943166 U CN201821943166 U CN 201821943166U CN 209308529 U CN209308529 U CN 209308529U
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Abstract
A kind of 330 kilovolts pairs are exhaled high gate to bore more tower；Including tower head, tower body, the ground wire cross-arm and conducting wire cross-arm of tower head is arranged in tower leg；Tower head includes vertical main body truss；Layer ground wire cross-arm is crossed in the setting of tower head top, and the lower section that layer ground wire cross-arm is crossed on tower head is set gradually from up to down across layer conductor cross-arm, drainage layer conductor wire jumper cross-arm, bores more layer ground wire cross-arm and bored more layer conductor cross-arm.It bores and gets over layer conductor cross-arm and be respectively provided with column support type wire jumper insulator, be respectively provided with normal wires wire jumper hanging point across layer conductor cross-arm, lead, ground wire cross-arm is all made of horizontally arranged mode, can directly be docked with next base routine single loop, meet engine request.The utility model structure is simple, and stress is clear, and power transmission is clear；Crowded section of corridor small size side span line, large size side are thoroughly solved across the technical problem of low-voltage-grade route or high speed, railway etc., brill is improved and gets over section transmission line of electricity technique, reduce the operating risk of transmission line of electricity scissors crossing section.
Description
Technical field
The utility model relates to EHV transmission fields, and in particular to a kind of 330 kilovolts pairs are exhaled high gate to bore more tower.
Background technique
With the Fast Construction in city, the large-scale development of power network line, the phenomenon that transmission line of electricity intersects, is increasingly
Frequently, the crowded contradiction in corridor constantly highlights, and is appeared in specified planning corridor often, should meet to low-voltage-grade route or
At a high speed, the leap of railway etc. meets get over to the brill of voltage levels route again, and needs complete in very a small range or one grade
At scissors crossing, great difficulty is brought to the design of transmission line of electricity.Practical problem present in engineering mainly has at present:
(1) current 330 kilovolts of brills get over tower and generally use the horizontally arranged cup type tower of conducting wire, the relatively conventional dry word of the tower overall height
Type decreases, and when line corridor takes it easy, can satisfy low-voltage-grade route substantially to voltage levels or same voltage
The brill of grade route is got over, simultaneously because boring, more tower height degree is lower, and the span unfolding after boring more is also fairly limited, and economy is poor.
When side will meet the leap to low-voltage-grade route or high speed, railway etc. in same shelves or adjacent shelves, the other side is full again
When foot gets over the brill of voltage levels route, getting over tower using conventional brill be cannot achieve, can only be passive by adjusting line route
It finds suitable bore and gets over point, increase track investment.
(2) a plurality of 110 KV line of user in Hexi Region of Gansu, which is bored, gets over 110 KV line of public network or 330 KV line brill
More All other routes are all made of conventional bore and get over tower, and brill more tower almost only remains tower head and stands on ground, not only unfavorable to steel tower power transmission,
And craftsmanship is poor.
(3) state, the inside and outside relevant report having to double tower type designs for exhaling high brill to get over tower are had no at present.
In view of the above technical problems, it is extremely urgent that double reality needs for exhaling high gate to bore more tower are provided.
Summary of the invention
It exhales high gate to bore the technical problem to be solved by the present invention is to provide a kind of 330 kilovolts pairs and gets over tower；The brill is got over
Tower had not only met the leap to low-voltage-grade route or high speed, railway etc., but also met and get over to voltage levels route brill, and circuit is clear
It is clear, structure is simple, safety is good, widely applicable, economy is excellent.
The technical scheme in the invention for solving the above technical problem is: a kind of 330 kilovolts pairs are exhaled high gate brill to get over
Tower；Including tower head, tower body, the ground wire cross-arm and conducting wire cross-arm of tower head is arranged in tower leg；It is characterized by: tower head includes vertical
Main body truss；Layer ground wire cross-arm is crossed in the setting of tower head top, is successively set from up to down on tower head across the lower section of layer ground wire cross-arm
It sets across layer conductor cross-arm, drainage layer conductor wire jumper cross-arm, bore more layer ground wire cross-arm and brill more layer conductor cross-arm.
It include left and right symmetrically arranged horizontal across ground wire cross-arm on the left of layer and across ground wire on the right side of layer across layer ground wire cross-arm
Load.
It is the full truss structure for being horizontally placed on tower head across layer conductor cross-arm comprising across layer left lead cross-arm, cross over
Phase conductor cross-arm and conducting wire cross-arm on the right side of leap layer in layer；It is symmetrical across layer left lead cross-arm and conducting wire cross-arm on the right side of leap layer
It is set to arranged on left and right sides, crosses over layer across layer left lead cross-arm and across center setting between conducting wire cross-arm on the right side of layer
Middle phase conductor cross-arm.
Drainage layer conductor wire jumper cross-arm include drainage layer left lead wire jumper cross-arm, drainage layer in mutually drain wire jumper cross-arm with
Drain conducting wire wire jumper cross-arm on the right side of layer；Conducting wire wire jumper cross-arm on the right side of layer left lead wire jumper cross-arm and drainage layer is drained to be symmetrical arranged
In arranged on left and right sides, drains center setting between layer left lead wire jumper cross-arm and drainage layer right side conducting wire wire jumper cross-arm and draw
Wire jumper cross-arm is mutually drained in fluid layer.
Brill more layer ground wire cross-arm includes ground wire cross-arm on the right side of brill more layer left side ground wire cross-arm and brill more layer, and brill more layer is leftwards
Line cross-arm and brill are got over ground wire cross-arm on the right side of layer and are respectively arranged inside the vertical main body truss of arranged on left and right sides.
Boring and getting over layer conductor cross-arm is the full truss structure for being horizontally placed on tower head；It include bore more layer left lead cross-arm, bore more
Phase conductor cross-arm and brill get over conducting wire cross-arm on the right side of layer in layer；It bores more layer left lead cross-arm and conducting wire cross-arm on the right side of brill more layer is symmetrical
It is set to arranged on left and right sides, bores center setting brill more layer between more layer left lead cross-arm and brill more layer right side conducting wire cross-arm
Middle phase conductor cross-arm.
The ground wire cross-arm and conducting wire cross-arm of the utility model tower head setting share five layers；First layer is across layer from top to bottom
Ground wire cross-arm on the right side of left side ground wire cross-arm and leap layer；The second layer is across a layer left lead cross-arm, horizontal across phase conductor in layer
It carries on a shoulder pole and crosses over conducting wire cross-arm on the right side of layer；Third layer be drainage layer left lead wire jumper cross-arm, drainage layer in mutually drain wire jumper cross-arm
With conducting wire wire jumper cross-arm on the right side of drainage layer；4th layer is to bore ground wire cross-arm and brill more layer right side ground wire cross-arm on the left of more layer；5th
Layer is to bore phase conductor cross-arm and brill more layer right side conducting wire cross-arm in more layer left lead cross-arm, brill more layer.
Wherein: boring more layer conductor cross-arm and be respectively provided with column support type wire jumper insulator, be respectively provided with across layer conductor cross-arm and normally lead
Line wire jumper hanging point is led, ground wire cross-arm is all made of horizontally arranged mode.
The utility model is to meet small size side leap, large size sidetracking more (or small size sidetracking more the leap of large size side)
One kind of every technical requirements and Aided design is novel double to exhale high gate to bore to get over tower.The utility model is according to corner degree size
Difference can carry out steel tower classification；It bores more layer and realizes and " 110~750 kilovolts of overhead transmission lines are met to brill more route and distance to the ground
Road design specification " (GB50545-2010) requirement, realize leap to low-voltage-grade route or high speed, railway etc. across layer
Safety net distance, and scissors crossing design is completed on a base steel tower.It exhales high gate to bore as single loop pair to get over tower, both realized this
Tower type design set objective, at the same can realize with direct the docking of conventional single loop steel tower, reach of the same trade technologically advanced
Target has filled up the field and has realized the breakthrough of zero of problems, while being able to satisfy the economy of steel tower investment, the peace of operation again
Quan Xing, the aesthetics of technique, the flexibility that uses.It thoroughly solves corridor cleaning section from circuit pack continuously to bore more and cross over
Actual techniques problem thoroughly solves crowded section of corridor small size side span line, large size side and crosses over low-voltage-grade route or height
The technical problem of speed, railway etc., simplify transmission line of electricity corridor anxiety section scissors crossing design, improve brill get over section transmission of electricity
Circuit technique thereof reduces the operating risk of transmission line of electricity scissors crossing section, realizes good economic benefit and social benefit.Its
Major technique effect has:
One, it bores first and gets over side, upper clear in circuit arrangement across side line road, meet operation and maintenance habit.Operationally return
Road is clear, and conducting wire uses conventional levels arrangement mode, is unlikely to cause operations staff to climb misphase conducting wire because circuit is fuzzy, occur
Electric shock accidents.It exhales high gate to bore for the utility model 330 kilovolts pairs and gets over tower, according to demand across conducting wire, the ground wire of layer and brill more layer
Arrangement is all made of horizontally arranged mode, flexible and convenient to use, meanwhile, electromagnetic environment is within regulation allowed band.
Two, double that high gate brill more tower is exhaled to exhale height adjustable.Lower due to boring more tower height degree, the span unfolding after boring more is also suitable
Limited, economy is poor, while when meeting the leap to low-voltage-grade route, railway, high speed etc. again, utilizes conventional brill
More tower cannot achieve.Usual way is passively to find suitable bore by adjusting line route to get over point, increases route throwing
Money.According to " Code for design of steel structures " (GB50017-2003), " 110~750 kilovolts of overhead transmission line design specifications "
(GB50545-2010) and " overhead power transmission line pole tower structure-design technique regulation " (DL/T5154-2012) carries out research point
Analysis, the utility model conducting wire get over layer using brill and cross over layer conductor, ground wire cross-arm set-up mode, bore and get over side satisfaction to high voltage etc.
The brill of grade is got over, and meets the leap to low-voltage-grade across side.According to structure stress situation, all types of towers of comparative analysis, together
When take into account electromagnetic environment index, standard technology design, economy and reasonability, obtain optimal tower, draw iron tower structure figure, together
Shi Jianli finite element model carries out calculating analysis, optimizes Steel Tower.It realizes and exhales height adjustable when crossing over, meet to low-voltage
Grade route, high speed, railway etc. cross over safety net distance.
Three, structure is simple, and stress is clear, and power transmission is clear.The utility model overall structure pattern still uses more times conventional
Road pyramidal structure is made of tower leg, tower body and tower head, and structure is simple, and power transmission is clear, only by optimization tower head arrangement,
Meet a base steel tower solve small size sidetracking get over route, large size side across low-voltage-grade route or high speed, railway etc. technology
Problem.
Four, economic indicator is excellent.Should meet and the brill of voltage levels route is got over, but meet to low-voltage-grade route or
At a high speed, the leap of railway etc., problems often appear in line corridor congested area.According to Normal practice, largely occupy defeated
Electric line corridor increases steel tower radix, increases construction investment.The utility model has not only evaded above-mentioned problem, while same
Leap is realized on base steel tower and bores technical problem more, is substantially reduced steel tower steel quantity consumption, is saved occupied area, has good
Economic benefit and social benefit.
Five, transition is set up conveniently with conventional single loop.It exhales high gate to bore using this novel pair and gets over tower, across layer and bore more layer
Conducting wire, ground wire are all made of horizontally disposed scheme, can directly dock with next base routine single loop, meet engine request.
Detailed description of the invention
Fig. 1 is the overall structural arrangement figure of the utility model steel tower；
Fig. 2 is the grounded-line wiring schematic diagram of the utility model steel tower.
In figure: 1-is horizontal across layer left lead across ground wire cross-arm on the right side of layer, 3-across ground wire cross-arm on the left of layer, 2-
Load, 4-across phase conductor cross-arm in layer, and 5-across conducting wire cross-arm on the right side of layer, 6-drainage layer left lead wire jumper cross-arms, and 7-
Phase conductor wire jumper cross-arm in layer is drained, conducting wire wire jumper cross-arm on the right side of 8-drainage layers, 9-bore ground wire cross-arm on the left of more layer, and 10-bore
More ground wire cross-arm on the right side of layer, 11-brills get over layer left lead cross-arm, and 12-bore phase conductor cross-arm in more layer, and 13-bore on the right side of more layer
Conducting wire cross-arm, 14-vertical main body truss, 15-wire jumper cross-arm brackets, 16-conducting wire hanging points, 17-conducting wire wire jumper hanging points.
Specific embodiment
As shown in Figures 1 and 2: a kind of 330 kilovolts pairs are exhaled high gate to bore more tower；Including tower head, tower body, tower leg is arranged and exists
The ground wire cross-arm and conducting wire cross-arm of tower head；Tower head includes vertical main body truss 14；Layer ground wire cross-arm, tower are crossed in the setting of tower head top
Lower section on head across layer ground wire cross-arm sets gradually from up to down across layer conductor cross-arm, drainage layer conductor wire jumper cross-arm, bores
More layer ground wire cross-arm and brill more layer conductor cross-arm.
Across layer ground wire cross-arm include it is left and right it is symmetrically arranged across ground wire cross-arm 1 on the left of layer with across ground wire on the right side of layer
Cross-arm 2.
It is the full truss structure for being horizontally placed on tower head across layer conductor cross-arm comprising across layer left lead cross-arm 3, cross over
Phase conductor cross-arm 4 and conducting wire cross-arm 5 on the right side of leap layer in layer；Across layer left lead cross-arm 3 and cross over conducting wire cross-arm 5 on the right side of layer
It is symmetrically disposed on the arranged on left and right sides of vertical main body truss 14, across layer left lead cross-arm 3 and crosses over conducting wire cross-arm 5 on the right side of layer
Between center setting across phase conductor cross-arm 4 in layer.
Drainage layer conductor wire jumper cross-arm is including mutually draining wire jumper cross-arm 7 in drainage layer left lead wire jumper cross-arm 6, drainage layer
With conducting wire wire jumper cross-arm 8 on the right side of drainage layer；It drains layer left lead wire jumper cross-arm 6 and conducting wire wire jumper cross-arm 8 on the right side of drainage layer is right
Title is set to vertical 14 arranged on left and right sides of main body truss, and conducting wire wire jumper is horizontal on the right side of drainage layer left lead wire jumper cross-arm 6 and drainage layer
Wire jumper cross-arm 7 is mutually drained in center setting drainage layer between load 8.
Brill more layer ground wire cross-arm includes ground wire cross-arm 9 on the right side of brill more layer left side ground wire cross-arm 8 and brill more layer, brill more layer left side
Ground wire cross-arm 8 and brill get over ground wire cross-arm 9 on the right side of layer and are respectively arranged at vertical 14 the inside of main body truss of arranged on left and right sides.
Boring and getting over layer conductor cross-arm is the full truss structure for being horizontally placed on tower head；It includes boring get over layer left lead cross-arm 11, bore
Phase conductor cross-arm 12 and brill more layer right side conducting wire cross-arm 13 more in layer；Bore conducting wire on the right side of more layer left lead cross-arm 11 and brill more layer
Cross-arm 13 is symmetrically disposed on vertical 14 arranged on left and right sides of main body truss, bores conducting wire on the right side of more layer left lead cross-arm 11 and brill more layer
Center setting, which is bored, between cross-arm 13 gets over phase conductor cross-arm 12 in layer.
Referring to fig. 2: 330 kilovolts double exhale high gate bore get over tower across layer ground wire cross-arm, across layer conductor cross-arm, drainage layer
Conducting wire, the ground wire arranged on conducting wire wire jumper cross-arm, brill more layer ground wire cross-arm and brill more layer conductor cross-arm are all made of horizontally arranged side
Formula.It across layer conductor cross-arm, bores and gets over the outer end of layer conductor cross-arm and be respectively equipped with wire jumper cross-arm bracket 15, outside wire jumper cross-arm bracket 15
End is equipped with conducting wire hanging point 16, conducting wire wire jumper hanging point 17.
It bores more layer conductor cross-arm and is respectively provided with column support type wire jumper insulator, hung across layer conductor cross-arm setting normal wires wire jumper
Point.It is got over across layer and brill and is respectively provided with ground wire above layer conductor, ground wire is not preferably greater than 15 ° to the lightning protection angle of conducting wire.
From after boring more shelves brill more route, conducting wire, ground wire are inserted into novel pair and the high gate brill more brill of tower more layer are exhaled to lead route
Line, ground wire cross-arm are bored and get over the support insulator (wire jumper insulator) arranged above layer conductor cross-arm and drainage layer conductor wire jumper
Cross-arm connect lead to route direction of advance lead across layer, ground wire cross-arm, across close to route direction of advance transmission line of electricity or high speed,
The facilities such as highway, completion leads, ground wire transition stringing, and same base steel tower realizes that transition stringing meets technical requirements.
Claims (8)
1. a kind of 330 kilovolts double to exhale high gate to bore to get over tower, including tower head, tower body, tower leg, the ground wire cross-arm of tower head is set and is led
Line cross-arm；It is characterized by: tower head includes vertical main body truss (14)；Tower head top, which is arranged, crosses over layer ground wire cross-arm, on tower head
It set gradually from up to down across the lower section of layer ground wire cross-arm across layer conductor cross-arm, drainage layer conductor wire jumper cross-arm, bore and get over layer
Ground wire cross-arm and brill get over layer conductor cross-arm.
2. a kind of 330 kilovolts pairs as described in claim 1 are exhaled high gate to bore more tower, it is characterised in that: cross over layer ground wire cross-arm
Including left and right symmetrically arranged across ground wire cross-arm (1) on the left of layer and across ground wire cross-arm (2) on the right side of layer.
3. a kind of 330 kilovolts pairs as claimed in claim 2 are exhaled high gate to bore more tower, it is characterised in that: cross over layer conductor cross-arm
For the full truss structure for being horizontally placed on tower head comprising across layer left lead cross-arm (3), across phase conductor cross-arm (4) in layer with
Conducting wire cross-arm (5) on the right side of across layer；It is symmetrically disposed on across layer left lead cross-arm (3) with across conducting wire cross-arm (5) on the right side of layer
The arranged on left and right sides of vertical main body truss (14), across layer left lead cross-arm (3) and across between layer right side conducting wire cross-arm (5)
Phase conductor cross-arm (4) in layer is crossed in center setting.
4. a kind of 330 kilovolts pairs as claimed in claim 3 are exhaled high gate to bore more tower, it is characterised in that: drainage layer conductor wire jumper
Cross-arm includes drainage layer left lead wire jumper cross-arm (6), drains mutually to drain wire jumper cross-arm (7) in layer and drain conducting wire on the right side of layer and jump
Line cross-arm (8)；Conducting wire wire jumper cross-arm (8) is symmetrically disposed on vertically on the right side of drainage layer left lead wire jumper cross-arm (6) and drainage layer
Main body truss (14) arranged on left and right sides, drainage layer left lead wire jumper cross-arm (6) and drainage layer on the right side of conducting wire wire jumper cross-arm (8) it
Between center setting drainage layer in mutually drain wire jumper cross-arm (7).
5. a kind of 330 kilovolts pairs as claimed in claim 4 are exhaled high gate to bore more tower, it is characterised in that: bore and get over layer ground wire cross-arm
Including bore get over layer on the left of ground wire cross-arm (8) and bore get over layer on the right side of ground wire cross-arm (9), bore get over layer on the left of ground wire cross-arm (8) with brill more
Layer right side ground wire cross-arm (9) is respectively arranged inside the vertical main body truss (14) of arranged on left and right sides.
6. a kind of 330 kilovolts pairs as claimed in claim 5 are exhaled high gate to bore more tower, it is characterised in that: bore and get over layer conductor cross-arm
For the full truss structure for being horizontally placed on tower head；It includes boring phase conductor cross-arm (12) in more layer left lead cross-arm (11), brill more layer
Conducting wire cross-arm (13) on the right side of layer is got over boring；More layer left lead cross-arm (11) is bored symmetrically to set with conducting wire cross-arm (13) on the right side of brill more layer
It is placed in vertical main body truss (14) arranged on left and right sides, bores and gets over conducting wire cross-arm (13) on the right side of layer left lead cross-arm (11) and brill more layer
Between center setting bore get over layer in phase conductor cross-arm (12).
7. one kind 330 kilovolts pairs as described in claim 1 to 6 any one are exhaled high gate to bore and get over tower, it is characterised in that: cross over
Layer ground wire cross-arm, across layer conductor cross-arm, drainage layer conductor wire jumper cross-arm, bore more layer ground wire cross-arm and bore layer conductor cross-arm on
Conducting wire, the ground wire of arrangement use horizontally arranged mode；The outer end for getting over layer conductor cross-arm across layer conductor cross-arm, brill is respectively equipped with jump
Line cross-arm bracket (15), wire jumper cross-arm bracket (15) outer end are equipped with conducting wire hanging point (16), conducting wire wire jumper hanging point (17).
8. a kind of 330 kilovolts pairs as claimed in claim 7 are exhaled high gate to bore more tower, it is characterised in that: bore and get over layer conductor cross-arm
It is respectively provided with column support type wire jumper insulator, normal wires wire jumper hanging point is set across layer conductor cross-arm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821943166.7U CN209308529U (en) | 2018-11-23 | 2018-11-23 | It exhales high gate to bore for 330 kilovolts pairs and gets over tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821943166.7U CN209308529U (en) | 2018-11-23 | 2018-11-23 | It exhales high gate to bore for 330 kilovolts pairs and gets over tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113572117A (en) * | 2021-06-11 | 2021-10-29 | 国网山东省电力公司烟台供电公司 | Device and method for realizing overhead drilling by adopting single-loop-trunk-shaped terminal tower |
| CN115341796A (en) * | 2022-08-23 | 2022-11-15 | 山东电力工程咨询院有限公司 | Corner rod structure capable of adjusting crossing height of front and rear gears |
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2018
- 2018-11-23 CN CN201821943166.7U patent/CN209308529U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113572117A (en) * | 2021-06-11 | 2021-10-29 | 国网山东省电力公司烟台供电公司 | Device and method for realizing overhead drilling by adopting single-loop-trunk-shaped terminal tower |
| CN113572117B (en) * | 2021-06-11 | 2022-11-22 | 国网山东省电力公司烟台供电公司 | Device and method for realizing overhead drilling by adopting single-trunk-shaped terminal tower |
| CN115341796A (en) * | 2022-08-23 | 2022-11-15 | 山东电力工程咨询院有限公司 | Corner rod structure capable of adjusting crossing height of front and rear gears |
| CN115341796B (en) * | 2022-08-23 | 2024-01-19 | 山东电力工程咨询院有限公司 | Corner rod structure capable of adjusting front-rear gear crossing height |
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