CN106193756A - A kind of can the narrow base twin columns tower method for correcting error of livewire work - Google Patents
A kind of can the narrow base twin columns tower method for correcting error of livewire work Download PDFInfo
- Publication number
- CN106193756A CN106193756A CN201610630788.3A CN201610630788A CN106193756A CN 106193756 A CN106193756 A CN 106193756A CN 201610630788 A CN201610630788 A CN 201610630788A CN 106193756 A CN106193756 A CN 106193756A
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- tower
- narrow base
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D35/00—Straightening, lifting, or lowering of foundation structures or of constructions erected on foundations
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The present invention relates to a kind of can the narrow base twin columns tower method for correcting error of livewire work, including: between the first narrow base tower and the tower body of the second narrow base tower and tower leg, it is respectively provided with more than one regulation tower section, releasable connection between more than one regulation tower section, releasable connection between regulation tower section and tower body or tower leg;Use jacking apparatus by tilting, sliding or the first narrow base tower of sedimentation and/or the basic jack-up of the second narrow base tower and adjust to tower body vertical;Space between first narrow base tower and/or the foundation bottom of the second narrow base tower and the ground of jack-up is tamped;Adjust the total height of the more than one regulation tower section of the first narrow base tower and/or the second narrow base tower, make the tower head of the first narrow base tower and the second narrow base tower be positioned on same level height.The method for correcting error that the present invention provides, can rectify a deviation in the case of not destroying original base structure, the least without impact correction load or impact in work progress, does not affect the normal work of steel tower, can be with charging construction.
Description
This case is with filing date 2014-06-17, Application No. 201410268862.2, entitled " narrow Ji Shuanzhuta and
Its method for correcting error " patent of invention be the divisional application that female case is carried out.
Technical field
The present invention relates to transmission facility technical field, a kind of iron towers of overhead power transmission lines, particularly relate to one
It is applicable to mining influence district and earthquake effect district etc. and is susceptible to can entangling the narrow Ji Shuanzhuta of livewire work of foundation deformation location
Folk prescription method.
Background technology
In mining influence district, due to the exploitation of mineral products, cause serious the problems of geo-environment, wherein draw with mining depression
The ground deformation sent out is especially prominent.The exploitation of rock stratum ore body causes original lacuna, destroys the original stress in rock stratum and puts down
Weighing apparatus state, rock stratum, top is forced to carry out mechanics restructuring, to reach new stable equilibrium.And current corridor, overhead transmission line path
The most crowded, often inevitably through such kind of area.
Traditional iron towers of overhead power transmission lines is when such kind of area uses, and due to the exploitation of mineral products, often results in steel tower base
Plinth tilts, cracking, and foundation deformation develops further, can cause the deformation of steel tower.
Owing to the principal mode of mining influence district foundation deformation is sedimentation, tilts and sliding deformation, and deflection is general all
Bigger, during foundation deformation, common steel tower can not well be resisted due to four lower limb differential settlements, tilts and slide
Move produced distortional stress.And the foundation deformation in general mining influence district is very big, common steel tower at all cannot by self
Deformation adapts to foundation deformation.When affecting serious, iron tower foundation generation depression, steel tower can be caused to topple over;When deformation is tighter
During weight, the safe operation of earth's surface transmission line of electricity can be threatened, finally make transmission line of electricity paralyse.
Summary of the invention
In order to overcome the defect of above-mentioned prior art, the technical problem to be solved is to provide one and can charged make
The narrow base twin columns tower method for correcting error of industry.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
A kind of can the narrow base twin columns tower method for correcting error of livewire work, including:
More than one regulation tower section it is respectively provided with between the first narrow base tower and the tower body of the second narrow base tower and tower leg, one
Releasable connection between individual above regulation tower section, releasable connection between regulation tower section and tower body or tower leg;
Use jacking apparatus by the basic jack-up of inclination, sliding or the first narrow base tower of sedimentation and/or the second narrow base tower also
It is vertical to adjust to tower body;
Space between first narrow base tower and/or the foundation bottom of the second narrow base tower and the ground of jack-up is tamped;
Adjust the total height of the more than one regulation tower section of the first narrow base tower and/or the second narrow base tower, make the first narrow base
The tower head of tower and the second narrow base tower is positioned on same level height.
The beneficial effects of the present invention is: by using above-mentioned method for correcting error, original base structure can not destroyed
In the case of rectify a deviation, the least without impact correction load or impact in work progress, do not affect the normal work of steel tower, can carry
Electricity construction, it is to avoid the long-time power failure impact on producing, life causes, and process of rectifying a deviation is simple to operation, be substantially reduced
Repairing difficulty and repairing expense, shorten emergency repair time, achieve good economic benefit and social benefit.And for adopting
The foundation deformation of dead zone is when tending towards stability from the deformation having backfilled groundwork in goaf, general without secondary excavation
There will be no foundation deformation, so foundation stability in former tower position founds the more preferable, from operation risk of steel tower column foot position than new
From the point of view of on, Hazard ratio technological transformation overhaul, steel tower that the method for correcting error of the employing present invention is brought shift the risk brought and want little
Many.
Accompanying drawing explanation
Fig. 1 show the structural representation of the narrow Ji Shuanzhuta of the embodiment of the present invention.
Fig. 2 show the narrow Ji Shuanzhuta of the embodiment of the present invention schematic diagram when there is settlement of foundation.
Fig. 3 show the narrow Ji Shuanzhuta of the embodiment of the present invention schematic diagram when run-off the straight, sliding.
Fig. 4 show the schematic diagram of the narrow base twin columns tower method for correcting error of the embodiment of the present invention.
Label declaration:
1-the first narrow base tower;2-the second narrow base tower;3-tower head;4-tower leg;5-limit wire insulation substring;Wire insulation in 6-
Substring;7-regulates tower section;7 '-regulation tower section;8-basis;9-jacking apparatus;10-ground;11-space;12-tower body;30-leads on limit
Line cross-arm.
Detailed description of the invention
By describing the technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment
And coordinate accompanying drawing to be explained in detail.
Refer to shown in Fig. 1, the narrow Ji Shuanzhuta of the embodiment of the present invention, including the first narrow base tower 1 and the second narrow base tower 2,
Described first narrow base tower 1 and the second narrow base tower 2 include tower head 3, tower body 12 and tower leg 4, described first narrow base tower 1 and second respectively
Limit wire insulation substring 5, described first narrow base tower 1 and the tower head 3 of the second narrow base tower 2 it is respectively arranged with on the tower head 3 of narrow base tower 2
Between be provided with middle wire insulation substring 6, described limit wire insulation substring 5 is L-type string, the one of described limit wire insulation substring 5
End is connected with the limit wire cross-arm 30 on narrow base tower tower head 3, the other end of described limit wire insulation substring 5 and the tower head of narrow base tower
3 connect, and described middle wire insulation substring 6 is V-type string, and the two ends of described middle wire insulation substring 6 are connected to the first narrow base
On the tower head 3 of tower 1 and the second narrow base tower 2.
In the above-described embodiments, utilize the first narrow base tower 1 and the second narrow base tower 2 floor space is little, can integral inclined sliding
Or the feature of sedimentation, reduce the impact that steel tower is caused by foundation deformation, it is to avoid steel tower inhomogeneous deformation brings to tower head rod member
Distortional stress, thus improve structural strength, anti-foundation deformation ability and the reliability of work that steel tower is overall;Due to first
Narrow base tower 1 and the second relatively independent setting of narrow base tower 2, can use the most independent big plate base without affecting another split
The basis of narrow base tower, thus eliminate the impact that whole steel tower is caused by local foundation deformation, it is ensured that steel tower is properly functioning;While lead
Line insulator chain 5 uses L-type string, can effectively reduce the length of the limit wire cross-arm 30 of the first narrow base tower 1 and the second narrow base tower 2
Degree, reduces the first narrow base tower 1 and horizontal unbalanced moment of the second narrow base tower 2, improves the first narrow base tower 1 and the second narrow base tower 2
Overall construction intensity, middle wire insulation substring 6 uses V-type string and is arranged between the first narrow base tower 1 and the second narrow base tower 2,
When the first narrow base tower 1 and/or the second narrow base tower 2 produce inclination, sliding or sedimentation because of foundation deformation, middle wire insulation substring
6 can be destroyed prior to tower head 3 in deformation process, it is ensured that tower head 3 does not haves strength failure, thus avoids steel tower because of ground
Deform and topple over or structural failure, improve the overall anti-foundation deformation ability of steel tower and the reliability of work.
When settlement of foundation occurs, as in figure 2 it is shown, the topmost stress change produced is middle wire insulation substring 6
The change of suspension angles.Becoming larger relative to the angle of tower head 3 owing to being hung on the middle wire insulation substring 6 of tower head 3, this will make
The stress of middle wire insulation substring 6 increases, and the power also leading to act on tower head 3 increases, but middle wire insulation substring 6 is strong
Degree is much smaller than the intensity of tower head 3, so middle wire insulation substring 6 can destroy prior to tower head 3, so sinks going out more serious ground
During fall, can guarantee that tower head 3 occurs without strength failure.And owing to the first narrow base tower 1 and the second narrow base tower 2 are all bulk settlings,
Bring distortional stress will not to because of inhomogeneous deformation tower head rod member.
When occurring with sliding, as it is shown on figure 3, middle wire insulation substring 6 will become big and split by angle of arrival simultaneously
The situation that tower (first narrow base tower 1 and the second narrow base tower 2) spacing increases, this will make middle wire insulation substring 6 internal force constantly increase,
When the internal force of central wire insulation substring 6 reaches the limit values, middle wire insulation substring 6 destroys.Same reason, due to tower head 3
Intensity can be destroyed prior to tower head 3 much larger than the intensity of middle wire insulation substring 6, middle wire insulation substring 6, so can ensure that ferrum
Tower does not haves strength failure.And owing to the first narrow base tower 1 and the second narrow base tower 2 are all integral inclined and slidings, Bu Huiyin
Inhomogeneous deformation and give tower head rod member bring distortional stress.
Knowable to foregoing description, the narrow Ji Shuanzhuta that the present invention provides, it has the beneficial effects that: by tower is divided into two
Individual relatively independent narrow base tower, wire insulation substring in limit uses L-type string simultaneously, and middle wire insulation substring uses V-type string and arranges
Between two narrow base towers, thus substantially increase the overall anti-foundation deformation ability of steel tower and the reliability of work, have
Effect solves that steel tower is toppled over because of foundation deformation or structural deterioration causes repairing difficulty is big, emergency repair time length, repairing costly
Etc. problem, achieve good economic benefit and social benefit.
Further, in the above-described embodiments, continue referring to shown in Fig. 1, described first narrow base tower 1 and the second narrow base tower
It is respectively arranged with more than one regulation tower section 7, between regulation tower section 7 more than one between tower body 12 and the tower leg 4 of 2
Releasable connection, releasable connection between described regulation tower section 7 and tower body 12 or tower leg 4.When narrow base twin columns tower run-off the straight, sliding or
Sedimentation and when making the tower head of the first narrow base tower 1 and the second narrow base tower 2 not in a level height, can be by adjusting first
The total height of the more than one regulation tower section 7 of narrow base tower 1 and/or the second narrow base tower 2, makes the first narrow base tower 1 and the second narrow base
The tower head of tower 2 is positioned on same level height, and described adjustment mode can be to disassemble original regulation tower section 7 to replace to
The regulation tower section of differing heights, or at original regulation tower section 7, increase new regulation tower section or reduce original adjusting tower
The quantity of section 7.The design of this structure can be rectified a deviation in the case of not destroying original base structure, without impact in work progress
Correction load or impact are the least, do not affect the normal work of steel tower, can be with charging construction, it is to avoid long-time power failure to producing,
The impact that life causes, and process of rectifying a deviation is simple to operation, greatly reduces repairing difficulty and repairing expense, shortens repairing
Time, achieve good economic benefit and social benefit.
Further, in the above-described embodiments, the basis 8 of described first narrow base tower 1 and the second narrow base tower 2 is complete board type base
Plinth.Complete board type foundation can make the first narrow base tower 1 and the second narrow base tower 2 is integral inclined when foundation deformation, sliding and sedimentation, it is to avoid
The distortional stress that steel tower inhomogeneous deformation brings to tower head rod member, thus improve the overall structural strength of steel tower, anti-foundation deformation
Ability and the reliability of work.Described complete board type foundation can make the rectangle basis encorbelmented laterally, to reduce basis 8
Eccentric bending moment, also allow for being corrected and consolidation process after foundation deformation occurring.
In sum, the narrow Ji Shuanzhuta that the present invention provides, not only substantially increase the anti-foundation deformation energy that steel tower is overall
Power and the reliability of work, efficiently solve the repairing difficulty that steel tower is toppled over or structural deterioration causes because of foundation deformation
Greatly, the problem such as emergency repair time length, repairing expense be high, and can be implemented in the feelings not destroying original base structure and charging construction
Rectify a deviation under condition, enormously simplify correction operation, reduce repairing difficulty and repairing expense, shorten emergency repair time, obtain
Good economic benefit and social benefit.
Referring to shown in Fig. 4, as a example by the first narrow base tower 1 run-off the straight, sliding or sedimentation, (the second narrow base tower 2 inclines
Tiltedly, when sliding or the method for correcting error of sedimentation and the first narrow base tower 1 and the second equal run-off the straight of narrow base tower 2, sliding or sedimentation
Method for correcting error, all can be in like manner with reference to the method for correcting error of following example), the embodiment of the present invention can the narrow base twin columns of livewire work
Tower method for correcting error, comprises the following steps:
Step 1, use jacking apparatus 9 by tilting, basis 8 jack-up of the first narrow base tower 1 of sliding or sedimentation and adjust to
Tower body 12 is vertical;
Step 2, the space 11 bottom the basis 8 of the first narrow base tower 1 of jack-up and between ground 10 is tamped;
Step 3, adjust the total height of the more than one regulation tower section 7 of the first narrow base tower 1 and/or the second narrow base tower 2, make
The tower head of the first narrow base tower 1 and the second narrow base tower 2 is positioned on same level height.
In the above-described embodiments, described jacking apparatus 9 is preferably jack.In step 2, it is preferred to use concrete perfusion
Mode the space 11 bottom the basis 8 of the first narrow base tower 1 of jack-up and between ground 10 is tamped, naturally it is also possible to use back
Space 11 bottom the basis 8 of the first narrow base tower 1 of jack-up and between ground 10 is filled out by the mode banketed or other usual manners
Real.In step 3, described adjustment mode can be the regulation original regulation tower section 7 being disassembled and replacing to differing heights
Tower section, or at original regulation tower section 7, increase new regulation tower section or reduce the quantity of original regulation tower section 7, such as
When first narrow base tower 1 is adjusted, original regulation tower section 7 can be disassembled and replace to the most higher regulation tower section
Or at original regulation tower section 7, increase new regulation tower section 7 ', as shown in Figure 4;When second narrow base tower 2 is adjusted,
Original regulation tower section 7 can be disassembled and replace to the least regulation tower section or reduce original regulation tower section 7
Quantity.
Knowable to foregoing description, the present invention provide can the narrow base twin columns tower method for correcting error of livewire work, its beneficial effect
It is: can rectify a deviation in the case of not destroying original base structure, without impact correction load or impact in work progress
The least, do not affect the normal work of steel tower, can be with charging construction, it is to avoid the long-time power failure impact on producing, life causes,
And process of rectifying a deviation is simple to operation, greatly reduces repairing difficulty and repairing expense, shorten emergency repair time, achieve good
Economic benefit and social benefit.And for the foundation deformation in goaf, when goaf is from the deformation having backfilled groundwork
To tend towards stability, typically there will be no without secondary excavation foundation deformation, the so foundation stability in former tower position than
New vertical steel tower column foot position more preferable, from operation risk from the point of view of, use the Hazard ratio technological transformation that the method for correcting error of the present invention is brought
The risk that overhaul, steel tower displacement are brought is much smaller.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
Equivalent structure or equivalence flow process that bright description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant skills
Art field, is the most in like manner included in the scope of patent protection of the present invention.
Claims (4)
1. one kind can the narrow base twin columns tower method for correcting error of livewire work, it is characterised in that including:
Between the first narrow base tower and the tower body of the second narrow base tower and tower leg, be respectively provided with more than one regulation tower section, one with
On regulation tower section between releasable connection, regulation tower section and tower body or tower leg between releasable connection;
Use jacking apparatus by tilting, sliding or the first narrow base tower of sedimentation and/or the basic jack-up of the second narrow base tower adjust
Vertical to tower body;
Space between first narrow base tower and/or the foundation bottom of the second narrow base tower and the ground of jack-up is tamped;
Adjust the total height of the more than one regulation tower section of the first narrow base tower and/or the second narrow base tower, make the first narrow base tower and
The tower head of the second narrow base tower is positioned on same level height.
The most according to claim 1 can the narrow base twin columns tower method for correcting error of livewire work, it is characterised in that: described jacking fills
It is set to jack.
The most according to claim 1 can the narrow base twin columns tower method for correcting error of livewire work, it is characterised in that: use perfusion mixed
The mode of solidifying soil or use the mode of backfill soil by the first narrow base tower of jack-up and/or the foundation bottom of the second narrow base tower and ground
Between space tamp.
The most according to claim 1 can the narrow base twin columns tower method for correcting error of livewire work, it is characterised in that: adjust first narrow
The concrete mode of the total height of the more than one regulation tower section of Ji Ta and/or the second narrow base tower is original regulation tower section to be replaced
Change the regulation tower section of differing heights into or change the quantity of original regulation tower section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610630788.3A CN106193756B (en) | 2014-06-17 | 2014-06-17 | It is a kind of can livewire work narrow base twin columns tower method for correcting error |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201610630788.3A CN106193756B (en) | 2014-06-17 | 2014-06-17 | It is a kind of can livewire work narrow base twin columns tower method for correcting error |
CN201410268862.2A CN104018721B (en) | 2014-06-17 | 2014-06-17 | Narrow Ji Shuanzhuta and method for correcting error thereof |
Related Parent Applications (1)
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CN201410268862.2A Division CN104018721B (en) | 2014-06-17 | 2014-06-17 | Narrow Ji Shuanzhuta and method for correcting error thereof |
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CN106193756A true CN106193756A (en) | 2016-12-07 |
CN106193756B CN106193756B (en) | 2018-11-13 |
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CN201410268862.2A Active CN104018721B (en) | 2014-06-17 | 2014-06-17 | Narrow Ji Shuanzhuta and method for correcting error thereof |
CN201610630788.3A Active CN106193756B (en) | 2014-06-17 | 2014-06-17 | It is a kind of can livewire work narrow base twin columns tower method for correcting error |
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CN202347910U (en) * | 2011-12-08 | 2012-07-25 | 中国电力工程顾问集团西北电力设计院 | Split tension-resistant tower for ultra-high voltage direct current circuit 720/50 lead |
CN202840438U (en) * | 2012-08-09 | 2013-03-27 | 河南省电力勘测设计院 | Split type strain tower of ultra-high-voltage transmission line with vertically arranged jumper strings |
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GB1015772A (en) * | 1962-08-10 | 1966-01-05 | Hamilton Ltd | Improvements in or relating to supports for posts |
JP2007031954A (en) * | 2005-07-22 | 2007-02-08 | Chugoku Electric Power Co Inc:The | Device for tentatively recovering broken pole, and method of tentatively recovering broken pole |
CN101187268A (en) * | 2007-08-08 | 2008-05-28 | 安徽省电力公司淮北供电公司 | Height adjustable transmission iron tower capable of even precipitation |
CN202416967U (en) * | 2011-12-19 | 2012-09-05 | 中国矿业大学 | Principal material length adjusting device for tower leg of inclined power transmission tower in coal mine subsidence area |
CN202899731U (en) * | 2012-07-03 | 2013-04-24 | 山西省电力公司忻州供电公司 | Tilt adjustment lifting device of electric transmission line iron tower |
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Publication number | Publication date |
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CN106193756B (en) | 2018-11-13 |
CN104018721A (en) | 2014-09-03 |
CN104018721B (en) | 2016-08-31 |
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