CN108612384A - A kind of bracing means of angle steel power transmission tower main material - Google Patents
A kind of bracing means of angle steel power transmission tower main material Download PDFInfo
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- CN108612384A CN108612384A CN201810460945.XA CN201810460945A CN108612384A CN 108612384 A CN108612384 A CN 108612384A CN 201810460945 A CN201810460945 A CN 201810460945A CN 108612384 A CN108612384 A CN 108612384A
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- auxiliary material
- power transmission
- transmission tower
- tower main
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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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a kind of bracing means of angle steel power transmission tower main material, including fixing auxiliary material, the fixing auxiliary material includes outside auxiliary material, inside auxiliary material, the outside auxiliary material and inside auxiliary material are angle iron component, inside auxiliary material, outside auxiliary material is arranged with power transmission tower main material in the same direction, inside auxiliary material is connect with the inside of power transmission tower main material, the outside of outside auxiliary material and power transmission tower connects, the leg of angle that the wide leg of angle width with inside auxiliary material of leg of angle of outside auxiliary material is all higher than power transmission tower main material is wide, outside auxiliary material is vertically uniformly provided with multiple bolts hole at single limb marginal position, inside auxiliary material is equipped with corresponding bolt hole at single limb marginal position, it is bolted between corresponding two bolts hole in position.The present invention solves the problem of wind resistance is poor, and power transmission tower is fallen by wind under conditions of meeting power transmission tower strengthening reconstruction, improves the bending stiffness and endurance of power transmission tower main material, increases the safety used.
Description
Technical field
The present invention relates to Transmission Tower performance improvement technical field more particularly to a kind of reinforcings of angle steel power transmission tower main material
Device.
Background technology
Still mark now cannot be reached in the nineties, structure design and performance there are many Transmission Line Design at present
It is accurate.Existing power transmission tower, which there are many, to be designed and constructs in China's specification initial development stage, there is disaster caused by a windstorm fell tower
It after accident, is rebuild still according to original drawing to power as early as possible, often redesigns newly defeated without time enough
Pylon structure, this takes precautions against natural calamities to the wind resistance of transmission line of electricity and brings hidden danger.In this context, just have and completed now by bracing means
There is the demand of power transmission tower reinforcement.
The strengthening reconstruction of power transmission tower is limited to by following several respects：The power transmission tower for the accident of falling tower does not occur in transmission line of electricity
Need the whole state for keeping charging operation, construction period that cannot influence the working performance of power transmission tower when being reinforced；It needs
It avoids punching on original structure, weld, reinforcing process is forbidden to cause to damage to original structure；Overhead welding difficulty is big, risk is high, adds
Gu tool needs are simple and easy to do, ensure the safety reinforced.Currently, the wind force proofing design of power transmission tower is only by structured design phase
The mode of Safety Redundancy is considered to achieve the purpose that resist high wind effect.However, the disaster accident of falling tower to take place frequently illustrates this examine
The mode for considering safety redundancy does not ensure that safety of the power transmission tower under high wind effect.Now still without ripe and generally recognize
Can technical measures.
Invention content
The present invention provides a kind of reinforcing dress of angle steel power transmission tower main material aiming at deficiencies of the prior art
It sets,
The present invention solve technical problem technical solution be：
A kind of bracing means of angle steel power transmission tower main material, characterized in that including fixing auxiliary material, the fixing auxiliary material includes outer
Side auxiliary material, inside auxiliary material, the outside auxiliary material and inside auxiliary material are angle iron component, inside auxiliary material, outside auxiliary material with transmission of electricity
Tower main material arranges that inside auxiliary material is connect with the inside of power transmission tower main material in the same direction, the outside connection of outside auxiliary material and power transmission tower, outside
The leg of angle that the wide leg of angle width with inside auxiliary material of leg of angle of auxiliary material is all higher than power transmission tower main material is wide, and outside auxiliary material is close to single limb
Multiple bolts hole are vertically uniformly provided at marginal position, inside auxiliary material is equipped with corresponding bolt at single limb marginal position
Hole is bolted between corresponding two bolts hole in position.
The inside auxiliary material carries out back-off processing, and the outside auxiliary material carries out back chipping processing.
The angle steel list limb of inside auxiliary material and the angle steel list acra of the outside auxiliary material set on homonymy are arranged in face of neat.
The leg of angle width of the power transmission tower main material is a, thickness t1；
The leg of angle width of the inside auxiliary material is b, thickness t2；
The leg of angle width of the outside auxiliary material is c, thickness t3；
A diameter of d of the bolt hole；
To ensure that bolt installation is operable, b >=a+2.5d-t1+10, c >=b+t1+t3 should be met；
The bolt bore edges of outside auxiliary material and the maximum distance of the angle steel list limb end of outside auxiliary material should be not less than 2d；
The bolt bore edges of inside auxiliary material and the maximum distance of the angle steel list limb end of inside auxiliary material should be not less than 2d.
When power transmission tower main material length dimension is larger, the quantity of fixing auxiliary material is set as multiple, uniform along power transmission tower main material length
It is arranged, gap is equipped between adjacent fixing auxiliary material.
Further include damping buffer device, is connected by damping buffer device between adjacent fixing auxiliary material, damping buffer device
Including damper, the bottom of damper is equipped with connecting rod, and the piston rod end of the damper and the end of connecting rod are equipped with
Connecting plate, connecting plate are equipped with bolt hole, and connecting plate is connect by bolt with fixing auxiliary material.
The thickness of the connecting plate is identical as power transmission tower main material thickness, and one end of connecting plate is set to inside auxiliary material and outside is auxiliary
Between material, inside auxiliary material, connecting plate, outside auxiliary material three are attached fixation by bolt.
Beneficial effects of the present invention：
1. the present invention increases fixing auxiliary material to the inside and outside both sides of power transmission tower main material, in the item for meeting power transmission tower strengthening reconstruction
It under part, solves the problem of wind resistance is poor, and power transmission tower is fallen by wind, improve the bending stiffness of power transmission tower main material and bears
Power enhances the overall performance of power transmission tower, reduces the generation for the disaster accident of falling tower, increases the safety used, ensure that
Normal power Transmission.
2. the fixing auxiliary material form of the present invention is angle steel, model is more and is easy to get；Bolted fittings are common component, produce,
Purchase is convenient.After determining fixing auxiliary material and accessory specification according to main material specification and stress demand, volume procurement and production can be carried out,
Cost is relatively low.
3. the pretreatment works such as fixing auxiliary material back-off of the present invention, back chipping can be completed in component process segment early period, avoid adding
Gu the complex operations such as live overhead welding, punching improve work efficiency and safety.
4. power transmission tower, when being acted on by Dynamic Wind Loads, wind load can cause power transmission tower main material that certain bending change occurs
Change, damping buffer device can play the role of vibration reduction and cushioning, avoid excessive swing from damaging power transmission tower main material, while energy
Enough weaken bending force, improves the stability of power transmission tower main material.
5. the invention avoids the damage to original power transmission tower main material structure in reinforcing process, power transmission tower main material may be implemented
It is in situ, quick, electrification, not damaged reinforcing.
Description of the drawings
Fig. 1 is overall structure of the present invention；
Fig. 2 is damping buffer device structural schematic diagram；
Fig. 3 is the cross-sectional structure schematic diagram of the present invention.
In figure, 1- power transmission tower main materials；2- fixing auxiliary materials；3- damping buffer devices；Auxiliary material on the outside of 4-；Auxiliary material on the inside of 5-；6-
Bolt；7- bolts hole；8- dampers；9- connecting rods；10- connecting plates.
Specific implementation mode
For a better understanding of the present invention, embodiments of the present invention are explained in detail below in conjunction with the accompanying drawings.
As shown in Figs. 1-3, a kind of bracing means of angle steel power transmission tower main material, including fixing auxiliary material 2, the fixing auxiliary material 2
Including outside auxiliary material 4, inside auxiliary material 5, the outside auxiliary material 4 and inside auxiliary material 5 are steel angle structure, single limb of the same angle steel
Thickness is identical, and the inside auxiliary material 5 carries out back-off processing, and the outside auxiliary material 4 carries out back chipping processing, and back-off and back chipping work are equal
Handled in advance in factory, inside auxiliary material 5, outside auxiliary material 4 are arranged with power transmission tower main material in the same direction, inside auxiliary material 5 with it is defeated
The inside of pylon main material connects, and outside auxiliary material 4 is connect with the outside of power transmission tower, bilateral externally-packed structure is formed, to power transmission tower main material
Play miscellaneous function, the wide wide angle steel for being all higher than power transmission tower main material 1 of leg of angle with inside auxiliary material 5 of leg of angle of outside auxiliary material 4
Limb is wide, and the angle steel list limb of inside auxiliary material 5 and the angle steel list acra of the outside auxiliary material 4 set on homonymy are arranged in face of neat, outside auxiliary material 4
Multiple bolts hole 7 are vertically uniformly provided at list limb marginal position, inside auxiliary material 5 is equipped with opposite at single limb marginal position
The bolt hole 7 answered is fixed by bolt 6 between corresponding two bolts hole 7 in position.The inside and outside both sides of power transmission tower main material are increased
It is fixed auxiliary material 2, under conditions of meeting power transmission tower strengthening reconstruction, solves that wind resistance is poor, power transmission tower is asked by what wind was fallen
Topic, improves the bending stiffness and endurance of power transmission tower main material, enhances the overall performance of power transmission tower, reduce the disaster of falling tower thing
Therefore generation, increase the safety used, ensure that normal power Transmission.
To ensure that bolt installation is operable and fixing intensity requires, it is assumed that：The leg of angle width of the power transmission tower main material is
A, thickness t1；The leg of angle width of the inside auxiliary material 5 is b, thickness t2；The leg of angle width of the outside auxiliary material 4 is c, thick
Degree is t3；A diameter of d of the bolt hole 7；
B >=a+2.5d-t1+10, c >=b+t1+t3 should be met；
The bolt bore edges of outside auxiliary material 4 and the maximum distance of the angle steel list limb end of outside auxiliary material 4 should be not less than 2d；
The bolt bore edges of inside auxiliary material 5 and the maximum distance of the angle steel list limb end of inside auxiliary material 5 should be not less than 2d；
When 1 length dimension of power transmission tower main material is larger, the quantity of fixing auxiliary material 2 is set as multiple, equal along power transmission tower main material length
Even setting is equipped with gap between adjacent fixing auxiliary material 2.3 are connected by damping buffer device between adjacent fixing auxiliary material 2, vibration damping
Buffer unit 3 includes damper 8, and the bottom of damper 8 is equipped with connecting rod 9, the piston rod end of the damper 8 and connecting rod
9 end is equipped with connecting plate 10, and piston rod end is connect with one end of connecting plate 10 with connecting rod 9, connecting plate 10 it is another
One end is equipped with bolt hole close to edge, and the thickness of the connecting plate 10 is identical as power transmission tower main material thickness, and connecting plate 10 is equipped with
One end of bolt hole is set between inside auxiliary material 4 and outside auxiliary material 5, and inside auxiliary material 4, connecting plate 10,5 three of outside auxiliary material pass through
Bolt is attached fixation.For power transmission tower when being acted on by Dynamic Wind Loads, it is certain that wind load can cause power transmission tower main material to occur
Bending change, damping buffer device 3 can play the role of vibration reduction and cushioning, excessive swing is avoided to cause to hinder to power transmission tower main material
Evil, while bending force can be weakened, improve the stability of power transmission tower main material.
It, for those of ordinary skill in the art, can be with although the present invention has shown that and describe the embodiment of the present invention
A variety of change, modification, replacement and modification can be carried out in the case where not departing from the principle and spirit of the invention to these embodiments by understanding,
Within the claims protection domain for belonging to the present invention.
Claims (7)
1. a kind of bracing means of angle steel power transmission tower main material, characterized in that including fixing auxiliary material, the fixing auxiliary material includes outside
Auxiliary material, inside auxiliary material, the outside auxiliary material and inside auxiliary material are angle iron component, and inside auxiliary material, outside auxiliary material are and power transmission tower
Main material arranges that inside auxiliary material is connect with the inside of power transmission tower main material in the same direction, the outside connection of outside auxiliary material and power transmission tower, and outside is auxiliary
The leg of angle that the wide leg of angle width with inside auxiliary material of leg of angle of material is all higher than power transmission tower main material is wide, and outside auxiliary material is close to single limb side
Multiple bolts hole are vertically uniformly provided at edge position, inside auxiliary material is equipped with corresponding bolt hole at single limb marginal position,
It is bolted between corresponding two bolts hole in position.
2. a kind of bracing means of angle steel power transmission tower main material as described in claim 1, characterized in that the inside auxiliary material carries out
Back-off processing, the outside auxiliary material carry out back chipping processing.
3. a kind of bracing means of angle steel power transmission tower main material as described in claim 1, characterized in that the angle steel list of inside auxiliary material
Limb and the angle steel list acra of the outside auxiliary material set on homonymy are arranged in face of neat.
4. a kind of bracing means of angle steel power transmission tower main material as described in claim 1, characterized in that
The leg of angle width of the power transmission tower main material is a, thickness t1；
The leg of angle width of the inside auxiliary material is b, thickness t2；
The leg of angle width of the outside auxiliary material is c, thickness t3；
A diameter of d of the bolt hole；
To ensure that bolt installation is operable, b >=a+2.5d-t1+10, c >=b+t1+t3 should be met；
The bolt bore edges of outside auxiliary material and the maximum distance of the angle steel list limb end of outside auxiliary material should be not less than 2d；
The bolt bore edges of inside auxiliary material and the maximum distance of the angle steel list limb end of inside auxiliary material should be not less than 2d.
5. a kind of bracing means of angle steel power transmission tower main material as described in claim 1, characterized in that power transmission tower main material length ruler
When very little larger, the quantity of fixing auxiliary material is set as multiple, is uniformly arranged along power transmission tower main material length, is equipped between adjacent fixing auxiliary material
Gap.
6. a kind of bracing means of angle steel power transmission tower main material as claimed in claim 5, characterized in that further include vibration reduction and cushioning dress
It sets, is connected by damping buffer device between adjacent fixing auxiliary material, damping buffer device includes damper, and the bottom of damper is set
There are connecting rod, the piston rod end of the damper and the end of connecting rod to be equipped with connecting plate, connecting plate is equipped with bolt hole,
Connecting plate is connect by bolt with fixing auxiliary material.
7. a kind of bracing means of angle steel power transmission tower main material as claimed in claim 6, characterized in that the thickness of the connecting plate
Identical as power transmission tower main material thickness, one end of connecting plate is set between inside auxiliary material and outside auxiliary material, inside auxiliary material, connecting plate,
Outside auxiliary material three is attached fixation by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460945.XA CN108612384A (en) | 2018-05-15 | 2018-05-15 | A kind of bracing means of angle steel power transmission tower main material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460945.XA CN108612384A (en) | 2018-05-15 | 2018-05-15 | A kind of bracing means of angle steel power transmission tower main material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108612384A true CN108612384A (en) | 2018-10-02 |
Family
ID=63663245
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810460945.XA Pending CN108612384A (en) | 2018-05-15 | 2018-05-15 | A kind of bracing means of angle steel power transmission tower main material |
Country Status (1)
| Country | Link |
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| CN (1) | CN108612384A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528904A (en) * | 2019-08-13 | 2019-12-03 | 浙江工业大学 | A kind of power transmission tower angle steel reinforcing device |
| CN114109119A (en) * | 2021-12-13 | 2022-03-01 | 国网陕西省电力公司榆林供电公司 | Transmission tower owner material carbon fiber assembled reinforced structure |
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| JP3861956B2 (en) * | 1997-12-24 | 2006-12-27 | 三和鋼器株式会社 | Step mounting device |
| CN201148674Y (en) * | 2007-12-27 | 2008-11-12 | 华东电网有限公司 | Viscoelasticity wind vibration fatigue control damper |
| CN101692566A (en) * | 2009-09-09 | 2010-04-07 | 中国电力科学研究院 | Method for controlling wind vibration of electric transmission line high tower |
| CN103216718A (en) * | 2013-03-26 | 2013-07-24 | 国家电网公司 | Anemoscope |
| CN203113879U (en) * | 2013-01-31 | 2013-08-07 | 辽宁省电力有限公司鞍山供电公司 | Installation armour clamp for changing single-hanging point of straight line iron tower into dual-hanging point of straight line iron tower |
-
2018
- 2018-05-15 CN CN201810460945.XA patent/CN108612384A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3861956B2 (en) * | 1997-12-24 | 2006-12-27 | 三和鋼器株式会社 | Step mounting device |
| CN201148674Y (en) * | 2007-12-27 | 2008-11-12 | 华东电网有限公司 | Viscoelasticity wind vibration fatigue control damper |
| CN101692566A (en) * | 2009-09-09 | 2010-04-07 | 中国电力科学研究院 | Method for controlling wind vibration of electric transmission line high tower |
| CN203113879U (en) * | 2013-01-31 | 2013-08-07 | 辽宁省电力有限公司鞍山供电公司 | Installation armour clamp for changing single-hanging point of straight line iron tower into dual-hanging point of straight line iron tower |
| CN103216718A (en) * | 2013-03-26 | 2013-07-24 | 国家电网公司 | Anemoscope |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528904A (en) * | 2019-08-13 | 2019-12-03 | 浙江工业大学 | A kind of power transmission tower angle steel reinforcing device |
| CN110528904B (en) * | 2019-08-13 | 2024-03-26 | 浙江工业大学 | Angle steel reinforcing and reinforcing device for power transmission tower |
| CN114109119A (en) * | 2021-12-13 | 2022-03-01 | 国网陕西省电力公司榆林供电公司 | Transmission tower owner material carbon fiber assembled reinforced structure |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181002 |
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| RJ01 | Rejection of invention patent application after publication |