CN103573005B - Composite material pole tower reinforcement device and reinforcement method thereof - Google Patents
Composite material pole tower reinforcement device and reinforcement method thereof Download PDFInfo
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- CN103573005B CN103573005B CN201310606789.0A CN201310606789A CN103573005B CN 103573005 B CN103573005 B CN 103573005B CN 201310606789 A CN201310606789 A CN 201310606789A CN 103573005 B CN103573005 B CN 103573005B
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- 239000002131 composite material Substances 0.000 title claims abstract description 61
- 230000002787 reinforcement Effects 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000003292 glue Substances 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000011347 resin Substances 0.000 claims abstract description 12
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 20
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000011157 advanced composite material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Electric Cable Installation (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a composite material pole tower reinforcement device which comprises a first sectional material and a second sectional material, wherein a right-angle section of a composite sectional material are coated with the first sectional material, and the cross section of the first sectional material is L-shaped; an arc-shaped section of the composite sectional material is coated with the second sectional material, and the cross section of the second sectional material is arc-shaped; and the first sectional material and the second sectional material are connected through a fastener. An installation method comprises the steps as follows: a reinforcement device with a proper length is taken; inner surfaces of the first sectional material and the second sectional material are coated with resin glue uniformly and are bonded with the right-angle section and the arc-shaped section at the middle part of the composite sectional material which is required to be reinforced; and after the resin glue is solidified, the first sectional material and the second sectional material are tied together through the fastener. The composite material pole tower reinforcement device and the method have the benefits as follows: weak rod pieces in the composite material pole tower can be reinforced by using the reinforcement device, so that cracks caused by stress concentration or too large deformation are prevented from occurring and expanding; and the rod pieces can be prevented from larger deformation, so that the bearing capacity of the composite material pole tower is improved, and the capacity of the pole tower for resisting natural hazards is enhanced.
Description
Technical field
The present invention relates to a kind of composite material pole tower bracing means and reinforcement means thereof.
Background technology
Composite material pole tower is the novel shaft tower that in transmission tower, main bearing member or cross-arm part adopt composite material, make full use of that compound material insulation is good, intensity is high, lightweight, corrosion-resistant, easy care and the advantage such as designability is strong, be the novelty application of advanced composite material (ACM) in transmission tower structure.According to Study and appliance situation, compared with common electric power pylon, the main feature had has: (1) utilizes the electrical insulation characteristics of composite material pole tower, effective reduction line corridor width (is generally 20% ~ 30%, maximum compression 40%), can economize the land resource, reduce transmission line of electricity overall cost of operation.(2) utilize composite material corrosion resistance characteristic, transmission tower corrosion resistance can be improved, reduce extent of corrosion that is coastal and heavy industrial area, extend shaft tower shelf life, reduce shaft tower maintenance cost.(3) utilize composite material pole tower high-strength light characteristic, can reduce transport and the difficulty of construction of shaft tower, improve the construction efficiency of mountain area electrical network, the application particularly in the electric distribution network of mountain area, can reduce shaft tower weight more than 70%.
Composite material generally consists of the making of composite processing moulding process fiber and resin, D type composite material section bar, it is the frame mode according to traditional transmission tower, the advanced composite material shape designed, and according to State Grid Corporation of China's composite material pole tower (trying) standard, related request with reference to composite insulator is made, and makes composite material have the service requirement of sufficiently high intensity and applicable rated voltage.
Composite material pole tower is in the process of design, rod member in the main material of tower body of shaft tower, the oblique material of tower body, the auxiliary material of tower body, cross-arm is elongated condition, composite material pole tower regional area may be caused comparatively large because of broken string, the partially situation such as wind, icing when meeting with boisterous, thus make this region Deformation Member too large thus whole tower is destroyed.
Summary of the invention
The object of the present invention is to provide a kind of composite material pole tower bracing means and reinforcement means thereof, effectively can solve the problem that local fracture easily appears in existing composite material pole tower under severe conditions.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind of composite material pole tower bracing means, composite material bar cross section is that D shape comprises right angle section and segmental arc, comprise the first section bar that the cross section being coated on composite material right angle section is L shape, be coated on the second section bar that the cross section of composite material segmental arc is circular arc, connected by securing member between described first section bar and the second section bar.
Preferably, the height of described first section bar is greater than the height of the second section bar, the length of described first section bar is greater than the length of the second section bar, the top of described second section bar is provided with the concordant upper mounted plate in the first section bar top, the bottom of described second section bar is provided with the bottom plate that laterally outwards low order end horizontal with the first section bar is concordant, the vertical edge of fixed plate and the first section bar is fixed together by least one group of securing member, and the horizontal sides of described bottom plate and the first section bar is also fixed together by least one group of securing member; Be convenient to securing member two section bars are firmly linked together.
Preferably, described securing member comprises screw bolt and nut, and described first section bar and the second section bar have the screwed hole suitable with bolt or through hole; Workman is facilitated to install.
Preferably, between the vertical edge of fixed plate and the first section bar, between bottom plate and the horizontal sides of the first section bar, all space is left; Prevent the first section bar and the second section bar is oversize or to be out of shape the excessive fastening force that causes not enough.
Preferably, between the corner of described first section bar and composite material, the gap holding Excess resin glue is all left between the joint of the first section bar and the second section bar and composite material; Allow unnecessary glue have the place of accommodation, and be unlikely to flow be everywhere.
Preferably, the thickness of described first section bar is greater than the thickness of the second section bar; More be conducive to fixing composite material pole tower, have different support strengths for different parts.
A mounting method for composite material pole tower bracing means, comprises the following steps successively:
A. the first long section bar of the composite material length 1/3-1/2 that needs reinforcement and the second section bar is got, at the first section bar and the second section bar inner surface uniform application resin glue, then bonding with the right angle section in the middle part of the composite material needed reinforcement and arc section respectively;
B., after waiting resin glue solidification, securing member is utilized by the first section bar together with the second section bar bolt.
Preferably, described resin glue is epoxide-resin glue; Gluing is convenient low to environmental requirement, can firmly composite bar and section bar be bonded together.
Compared with prior art, advantage of the present invention is: utilize the first section bar and the second section bar, to can reinforcing the weak rod member in composite material pole tower, concentrate to prevent stress or be out of shape the crackle caused too greatly and produce and expansion, also can rod member generation moderate finite deformation anyway, thus improve the supporting capacity of composite material pole tower, and strengthen the ability of shaft tower opposing natural calamity.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of composite material pole tower bracing means of the present invention;
Fig. 2 is the schematic diagram that a kind of composite material pole tower bracing means of the present invention is arranged on composite material.
Detailed description of the invention
Consult Fig. 1, Fig. 2, a kind of composite material pole tower bracing means, composite material 1 bar cross section is that D shape comprises right angle section and segmental arc, comprise the first section bar 3 that the cross section being coated on composite material 1 right angle section is L shape, be coated on the second section bar 2 that the cross section of composite material 1 segmental arc is circular arc, connected by securing member between described first section bar 3 and the second section bar 2.
The height of described first section bar 3 is greater than the height of the second section bar 2, the length of described first section bar 3 is greater than the length of the second section bar 2, the top of described second section bar 2 is provided with the concordant upper mounted plate 4 in the first section bar 3 top, the bottom of described second section bar 2 is provided with laterally outwards concordant with the horizontal low order end of the first section bar 3 bottom plate 5, the vertical edge of fixed plate 4 and the first section bar 3 is fixed together by least one group of securing member, and the horizontal sides of described bottom plate 5 and the first section bar 3 is also fixed together by least one group of securing member.
Described securing member comprises bolt 6 and nut 7, described first section bar 3 and the second section bar 2 have the screwed hole suitable with bolt 6 or through hole, between fixed plate 4 and the vertical edge of the first section bar 3, between bottom plate 5 and the horizontal sides of the first section bar 3, all leave the space of 5mm, between the corner of described first section bar 3 and composite material 1, between the joint of the first section bar 3 and the second section bar 2 and composite material 1, all leave the gap 8 of the 1mm to 3mm holding Excess resin glue.
The thickness of described first section bar 3 is greater than the thickness of the second section bar 2, the material of described first section bar 3 and the second section bar 2 can be composite material, can be also steel, be made by hot rolling technology, interior angle, by back chipping PROCESS FOR TREATMENT, is done in perpendicular shape by the interior angle of the first section bar 3; Or made by welding procedure welding steel, the manufacture craft of the first section bar 3 is: two block plates first form rectangular-shaped, outer right angle carrys out allowance weld by cutting, then welds, the wlding that the effect requirements interior angle place of welding does not overflow; The manufacture craft of the second section bar 2 is: two block plates weld with the outer end bending to arc-shaped plate, and the outer end of steel plate and arc-shaped plate is carried out cutting respectively and carried out allowance weld, and the effect of welding is the wlding that the inner of arc-shaped plate is not overflowed.
A mounting method for composite material pole tower bracing means, comprises the following steps successively:
A. the first section bar 3 and the second section bar 2 that composite material 1 length 1/3-1/2 that needs reinforcement is long is got, at the first section bar 3 and the second section bar 2 inner surface uniform application epoxide-resin glue, then bonding with the right angle section in the middle part of the composite material 1 needed reinforcement and arc section respectively;
B., after waiting resin glue solidification, securing member is utilized by the first section bar 3 together with the second section bar 2 bolt.
Utilize the first section bar 3 and the second section bar 2, to can reinforcing the weak rod member in composite material pole tower, concentrate to prevent stress or be out of shape the crackle caused too greatly and produce and expansion, also can rod member generation moderate finite deformation anyway, thus improve the supporting capacity of composite material pole tower, and strengthen the ability of shaft tower opposing natural calamity.
The foregoing is only specific embodiments of the invention, but technical characteristic of the present invention is not limited thereto, any those skilled in the art is in the field of the invention, and the change done or modification are all encompassed among the scope of the claims of the present invention.
Claims (3)
1. a composite material pole tower bracing means, composite material (1) bar cross section is D shape, be made up of right angle section and segmental arc, it is characterized in that: comprise the first section bar (3) that the cross section being coated on composite material (1) right angle section is L shape, be coated on the second section bar (2) that the cross section of composite material (1) segmental arc is circular arc, connected by securing member between described first section bar (3) and the second section bar (2);
The height of described first section bar (3) is greater than the height of the second section bar (2), the length of described first section bar (3) is greater than the length of the second section bar (2), the top of described second section bar (2) is provided with the concordant upper mounted plate (4) in the first section bar (3) top, the bottom of described second section bar (2) is provided with laterally outwards concordant with the first section bar (3) horizontal low order end bottom plate (5), fixed plate (4) is fixed together by least one group of securing member with the vertical edge of the first section bar (3), described bottom plate (5) is also fixed together by least one group of securing member with the horizontal sides of the first section bar (3),
Described securing member comprises bolt (6) and nut (7), and described first section bar (3) and the second section bar (2) have the screwed hole suitable with bolt (6) or through hole;
All space is left between the vertical edge of fixed plate (4) and the first section bar (3), between bottom plate (5) and the horizontal sides of the first section bar (3).
2. adopt a mounting method for composite material pole tower bracing means as claimed in claim 1, it is characterized in that: comprise the following steps successively:
A. long the first section bar (3) of the composite material that needs reinforcement (1) length 1/3-1/2 and the second section bar (2) is got, at the first section bar (3) and the second section bar (2) inner surface uniform application resin glue, then bonding with the right angle section in the middle part of the composite material needed reinforcement (1) and arc section respectively;
B., after waiting resin glue solidification, utilize securing member by the first section bar (3) and the second section bar (2) bolt together.
3. the mounting method of a kind of composite material pole tower bracing means as claimed in claim 2, is characterized in that: described resin glue is epoxide-resin glue.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310606789.0A CN103573005B (en) | 2013-11-25 | 2013-11-25 | Composite material pole tower reinforcement device and reinforcement method thereof |
| CN201510013181.6A CN104612453B (en) | 2013-11-25 | 2013-11-25 | A kind of composite material pole tower bracing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310606789.0A CN103573005B (en) | 2013-11-25 | 2013-11-25 | Composite material pole tower reinforcement device and reinforcement method thereof |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510013181.6A Division CN104612453B (en) | 2013-11-25 | 2013-11-25 | A kind of composite material pole tower bracing means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103573005A CN103573005A (en) | 2014-02-12 |
| CN103573005B true CN103573005B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310606789.0A Active CN103573005B (en) | 2013-11-25 | 2013-11-25 | Composite material pole tower reinforcement device and reinforcement method thereof |
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| Country | Link |
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| CN (1) | CN103573005B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251065A (en) * | 2014-10-21 | 2014-12-31 | 合肥海银杆塔有限公司 | Composite material pole tower with reinforcing device |
| CN108729727A (en) * | 2017-04-24 | 2018-11-02 | 胡广生 | Composite material assembly type shaft tower |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3243357A1 (en) * | 1981-11-26 | 1983-06-01 | Bristol Composite Materials Engineering Ltd., Avonmouth, Bristol | ELONG STRETCHED COMPONENTS |
| CN2571933Y (en) * | 2002-10-07 | 2003-09-10 | 周阳 | Combined wire pole |
| CN102312598A (en) * | 2011-03-25 | 2012-01-11 | 常熟风范电力设备股份有限公司 | Special-shaped composite material section bar |
| CN202945849U (en) * | 2012-11-07 | 2013-05-22 | 国网电力科学研究院武汉南瑞有限责任公司 | Hoop with reinforced structure |
| CN203559613U (en) * | 2013-11-25 | 2014-04-23 | 国家电网公司 | Reinforcing device for composite pole tower |
-
2013
- 2013-11-25 CN CN201310606789.0A patent/CN103573005B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3243357A1 (en) * | 1981-11-26 | 1983-06-01 | Bristol Composite Materials Engineering Ltd., Avonmouth, Bristol | ELONG STRETCHED COMPONENTS |
| CN2571933Y (en) * | 2002-10-07 | 2003-09-10 | 周阳 | Combined wire pole |
| CN102312598A (en) * | 2011-03-25 | 2012-01-11 | 常熟风范电力设备股份有限公司 | Special-shaped composite material section bar |
| CN202945849U (en) * | 2012-11-07 | 2013-05-22 | 国网电力科学研究院武汉南瑞有限责任公司 | Hoop with reinforced structure |
| CN203559613U (en) * | 2013-11-25 | 2014-04-23 | 国家电网公司 | Reinforcing device for composite pole tower |
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| Publication number | Publication date |
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| CN103573005A (en) | 2014-02-12 |
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