CN102220817B - Novel composite material section bar and electric transmission tower - Google Patents
Novel composite material section bar and electric transmission tower Download PDFInfo
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- CN102220817B CN102220817B CN201010146955A CN201010146955A CN102220817B CN 102220817 B CN102220817 B CN 102220817B CN 201010146955 A CN201010146955 A CN 201010146955A CN 201010146955 A CN201010146955 A CN 201010146955A CN 102220817 B CN102220817 B CN 102220817B
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Abstract
The invention relates to a novel compound material section bar used for combining a power transmission tower. The novel compound material section bar comprises a body and at least one circular arc surface on the surface of the body. Since the surface of the novel compound material section bar is shaped into a circular arc, a power transmission tower combined by the novel compound material section bar has the self-cleaning and dust-proof characteristics; in addition, since the section bar is made of insulating composite material, the power transmission tower also has insulation property. The combined power transmission tower can be used for replacing a traditional steel angle power transmission tower, and the weight of the power transmission tower is reduced.
Description
Technical field
The present invention relates to a kind of advanced composite material (ACM) section bar of power transmission and transformation system, relate in particular to a kind of self-cleaning, power system advanced composite material (ACM) section bar of not being stained with ash, and relate to a kind of corresponding power transmission and transformation tower.
Background technology
At present; The conventional tower that electric power power transmission and transformation and communication field use, like the iron tower of electric line, the communication shaft tower; All be to adopt steel concrete or iron and steel to process; Not only Heavy Weight, and these shaft towers all is a conductor, is easy to generate the interruption of service that causes such as bad weathers such as thunder and lightning, strong wind, filth, ice and snow, salt fogs.The communication shaft tower influences communication quality because shielding action also can produce the microwave disorder.
In addition, present electric power power transmission and transformation iron tower adopts angle steel to process in a large number, because angle steel itself is good conductor, and Heavy Weight, in transportation, installation and use, there are many defectives.
Some technology are also arranged at present; Disclose the employing composite material and made electric force pole tower or similar products, like Chinese patent " 200710168533.0 ", name is called " 10KV distribution line insulation tower head "; A kind of 10KV distribution line insulation tower head is disclosed; It is characterized in that: adopt hydrophobic type high strength insulating rod, assemble, form an insulation tower head integral body with connecting gold utensil and pin insulator; Or adopt hydrophobic type high strength insulating rod directly to assemble with being connected gold utensil, form an insulation tower head integral body.But do not do description for the shape of insulating rod, structure etc., the material of insulating rod is not introduced yet.
The technology that also has, the characteristic through material itself improve the dustproof and self-cleaning property of power transmission and transformation tower, perhaps adopt complicated structure to achieve the above object, so the suitable large tracts of land of these technology promotes, install complicated or cost high.
Summary of the invention
The purpose of this invention is to provide a kind of advanced composite material (ACM) section bar that the power transmission and transformation tower is used that is used for; This section bar good insulation preformance, in light weight; Have self-cleaning function, the surface is dustproof and be difficult for being stained with ash, and can easily be combined into the power transmission and transformation tower; Thereby improve the insulating properties of power transmission and transformation tower, and convenient the installation and transportation.
Technical scheme of the present invention is that a kind of advanced composite material (ACM) section bar is used to be combined into the power transmission and transformation tower, comprises body, also comprises at least one arc surface that is positioned at body surface.
In preferred embodiment of the present invention, described body is made up of resin and non-conductive fibre, is provided with internal layer in described body interior.
In preferred embodiment of the present invention, described internal layer is hollow or is filled with foam-filled thing.
In preferred embodiment of the present invention, described body also comprises first skin that is positioned at outside resin and the non-conductive fibre.
In preferred embodiment of the present invention, described first skin is the polymer of fluorine or fluorine, and described first outer at least one surface is circular-arc.
In preferred embodiment of the present invention, described first skin is an inorganic coating, and described first outer at least one surface is circular-arc.
In preferred embodiment of the present invention, described body is triangular in shape, and described body surface is provided with three arc surfaces
Another object of the present invention is to provide a kind of novel power transmission and transformation tower; Body of the tower mainly is made up of the insulating composite material section bar, thereby can improve the integral insulation performance of power transmission and transformation tower, and the angle steel section bar that can discard tradition; Thereby alleviate the weight of power transmission and transformation tower, convenient transportation and installation.
A kind of power transmission and transformation tower is combined by a plurality of advanced composite material (ACM) section bars, and described advanced composite material (ACM) section bar comprises body, and is positioned at least one arc surface of body surface.
In preferred embodiment of the present invention, the advanced composite material (ACM) section bar of described power transmission and transformation tower is triangular in shape, and described advanced composite material (ACM) section bar surface is provided with three arc surfaces.
The advanced composite material (ACM) section bar that the present invention discloses, owing to adopted insulation materials to process, and the surface is provided with arc surface; The insulating properties of the feasible power transmission and transformation tower that is combined into are high; And this section bar combined and instant, in light weight, be convenient to transportation and installation; And having self-cleaning function, prevent dust and be difficult for being stained with ash in the surface.The power transmission and transformation tower that the present invention discloses because all adopt the insulating composite material section bar to form, and the composite material section bar surface is provided with arc surface, make the power transmission and transformation tower that is combined into by this section bar possess self-cleaning be not stained with grey performance; Because this power transmission and transformation tower need not use the angle steel material, on insulating properties and weight, all have greatly improved and break through again.
Description of drawings
Accompanying drawing 2 is the schematic cross-section of composite material section bar in another embodiment of the present invention;
Accompanying drawing 3 is the schematic cross-section of composite material section bar in further embodiment of this invention;
Accompanying drawing 4 is the schematic cross-section of composite material section bar in yet another embodiment of the invention;
Accompanying drawing 5 is the structural representation of composite material section bar in the preferred embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
A kind of advanced composite material (ACM) section bar that the present invention discloses; Be mainly used in the electric power power transmission and transformation system; Refer more particularly to and be applied on the conventional electric power electric power pylon; Replace the angle steel in traditional iron tower, thereby improve the integral insulation performance of whole electric power power transmission and transformation tower, and can alleviate the overall weight of power transmission and transformation tower.
As shown in Figure 1, the composite material section bar cross section shape triangular in shape in the present embodiment make section bar have more characteristic aspect combination and the load-bearing, but the present invention is not limited to this, can be oval, square, polygon or associated shape.
Referring to Fig. 5, in composite material section bar, comprise body, first skin 1 and the internal layer 2.Body wherein is made up of the composite material of resin and non-conductive fibre, and in the present embodiment, resin is preferably epoxy resin, but also can for other like phenolic resins, polyurethane resin etc.Non-conductive fibre is preferably glass fiber, the E fibrid in the glass fiber especially, but also can be basalt fibre.
In the present embodiment; First outer 1 is the polymer of fluorine or fluorine, because the polymer of fluorine or fluorine has excellent electric insulation property, superelevation weatherability, uvioresistant irradiation, high chemical stability, moisture-resistant water proofing property, low-surface-energy and low-friction coefficient, non-viscosity and anti-stain characteristic.
Referring to Fig. 1, in the embodiment of the invention, at least one surface of advanced composite material (ACM) section bar is circular arc, can certainly be that two surfaces or three surfaces are circular arc, like Fig. 2, shown in 3 and 4.Owing to circular arc is arranged on the surface of advanced composite material (ACM) section bar, is made this section bar surface possess and be difficult for being stained with ash and self-cleaning function.Because the surface of circular arc is easy to clean, wind and weather will make that all the section bar surface is difficult for being stained with ash.Thereby make the electric power power transmission and transformation tower that combines by this advanced composite material (ACM) section bar be difficult for being stained with ash, and can be self-cleaning.Perhaps also can section bar be provided with rounded, can play equally be not stained with the ash effect.
The advanced composite material (ACM) section bar that the present invention discloses can adopt following prepared.With the non-conductive fibre impregnating resin,,, form the body of advanced composite material (ACM) section bar with the mould that the non-conductive fibre behind the impregnating resin places section bar to be shaped according to the shape and the thickness of composite material section bar.The section bar here has the requirement of thickness and length, the application scenario different according to section bar, and thickness and length requirement have nothing in common with each other.Because resin is to immerse in the non-conductive fibre with liquid form, so resin can infiltrate through in the non-conductive fibre.
Heating cure, to carrying out heating cure through the member of processing after the above-mentioned steps, behind overcuring, the member that obtains is an one, and carries out regelate.Regelate (or claiming back curing) time is relevant with the solidification temperature condition, in the present embodiment, is that hardening time is about 3 hours under 45 ℃～50 ℃ conditions in solidification temperature; In solidification temperature is that hardening time is about 2 hours under 60 ℃～80 ℃ conditions; In solidification temperature is that be about 2 hours hardening time under 100 ℃～120 ℃ conditions; In solidification temperature is that be about 2 hours hardening time under 140 ℃～160 ℃ conditions.Naturally be cooled to normal temperature then, accomplish program curing.But also can be according to weather conditions at that time, as: conditions such as air humidity, temperature, product thickness are regulated the temperature rise program.Then, extract plug out, article in the middle of forming.
Sanding and polishing also is coated with fluorine or the compound of fluorine, behind overcuring, has formed middle article, and then, sanding and polishing is carried out in the body of article outside in the centre, and the polymer of fluorine or fluorine on the surfaces coated after the process polishing forms first outer 1.Use the power of local weather, temperature, gradation for surface pollution and solar irradiation according to product and confirm coating layer thickness; Coating can primary coat, face is coated with; Primary coat also can be adopted the weatherability coating good with matrix resin adhesive power, to reduce the consumption of fluorine and fluoropolymer polymer, reduces cost.But it must be the polymer of fluorine and fluorine that face is coated with.Face is coated with can one time two times, also can multipass.Also can be coated with inorganic coating by face here, such as ceramic coating etc.
Fill insulant; To advanced composite material (ACM) section bar internal layer 2 fill insulants,, form internal layer 2 such as insulation materials such as the insulation foam of closed pore or SF6 gases; Process the advanced composite material (ACM) section bar; Detect then and test, see whether the composite material section bar of processing is qualified, especially at aspects such as insulating properties.If filled SF6, then also need the port at composite material pole tower two ends be sealed, leak to prevent SF6.
In the process of non-conductive fibre impregnating resin or weatherability resin, can add auxiliary material, auxiliary material comprise an amount of curing compound, accelerator, filler and pigment, also can suitably add materials such as fire retardant, look actual demand and application and decide.
In embodiments of the present invention, first skin 1 can be set, first skin 1 also can be set, also internal layer 2 can be set, can both satisfy requirement of the present invention.In the embodiment of the invention, section bar has at least a surface to be circular arc dress, and it all is circular shape that two surfaces or a plurality of surface certainly are set, and also can section bar to be arranged to each chamfering all be circular, to improve its self-cleaning property.In addition, the advanced composite material (ACM) section bar that the present invention relates to can be used the main material of other insulating composite materials as section bar, and the present invention does not do qualification to this.
With the combination of the advanced composite material (ACM) section bar in the foregoing description, be overlapped to form the power transmission and transformation tower through connector and auxiliary, thereby replaced traditional angle steel tower, form novel electric power power transmission and transformation tower.The electric power power transmission and transformation tower that the present invention discloses; All be made up of novel insulating composite material section bar, the insulating properties of whole tower are greatly improved, and have alleviated the overall weight of power transmission and transformation towers; The transportation of convenient whole tower and composition material thereof has reduced production and cost of transportation.
The above; Be merely the specific embodiment of the present invention; But protection scope of the present invention is not limited thereto; Any those of ordinary skill in the art are in the technical scope that the present invention disclosed, and variation or the replacement that can expect without creative work all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (5)
1. an advanced composite material (ACM) section bar is used to be combined into the power transmission and transformation tower, comprises body; It is characterized in that; Also comprise at least one arc surface that is positioned at body surface, described body is made up of resin and non-conductive fibre, is provided with internal layer in described body interior; Described internal layer is hollow or is filled with foam-filled thing; Described body also comprises first skin that is positioned at outside resin and the non-conductive fibre, and described first skin is the polymer of fluorine or fluorine, and described first outer at least one surface is circular-arc.
2. advanced composite material (ACM) section bar according to claim 1 is characterized in that, described first skin is an inorganic coating, and described first outer at least one surface is circular-arc.
3. according to the described advanced composite material (ACM) section bar of one of claim 1～2, it is characterized in that described advanced composite material (ACM) section bar is triangular in shape, described advanced composite material (ACM) section bar surface is provided with three arc surfaces.
4. a power transmission and transformation tower is combined by a plurality of advanced composite material (ACM) section bars, it is characterized in that; Described advanced composite material (ACM) section bar comprises body; And being positioned at least one arc surface of body surface, described body is made up of resin and non-conductive fibre, is provided with internal layer in described body interior; Described internal layer is hollow or is filled with foam-filled thing; Described body also comprises first skin that is positioned at outside resin and the non-conductive fibre, and described first skin is the polymer of fluorine or fluorine, and described first outer at least one surface is circular-arc.
5. power transmission and transformation tower according to claim 4 is characterized in that, described advanced composite material (ACM) section bar is triangular in shape, and described advanced composite material (ACM) section bar surface is provided with three arc surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010146955A CN102220817B (en) | 2010-04-14 | 2010-04-14 | Novel composite material section bar and electric transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010146955A CN102220817B (en) | 2010-04-14 | 2010-04-14 | Novel composite material section bar and electric transmission tower |
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| CN102220817A CN102220817A (en) | 2011-10-19 |
| CN102220817B true CN102220817B (en) | 2012-10-17 |
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| CN201010146955A Active CN102220817B (en) | 2010-04-14 | 2010-04-14 | Novel composite material section bar and electric transmission tower |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612453B (en) * | 2013-11-25 | 2017-07-07 | 国家电网公司 | A kind of composite material pole tower bracing means |
| 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 |
| CN105625791A (en) * | 2016-03-04 | 2016-06-01 | 赵欣 | Coated composite material pole tower and manufacturing method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2321873Y (en) * | 1997-12-07 | 1999-06-02 | 周山 | Canopy prop |
| US6453635B1 (en) * | 1998-07-15 | 2002-09-24 | Powertrusion International, Inc. | Composite utility poles and methods of manufacture |
| CN2454489Y (en) * | 2000-11-01 | 2001-10-17 | 邓崇云 | Composite glassfiber reinforced plastic lamp-bar |
| CN1459543A (en) * | 2002-05-23 | 2003-12-03 | 张兆孝 | Composite type electric wire pole |
| CN2610017Y (en) * | 2003-04-02 | 2004-04-07 | 孙玉文 | Reinforced glass fibre plastic cross-arm |
| CN2622325Y (en) * | 2003-06-03 | 2004-06-30 | 江苏省邮政机械厂 | Multi-pipe shape combined tower for telecommunication |
| CN2816233Y (en) * | 2005-03-15 | 2006-09-13 | 苏峰 | Composite sandwiched lamp rod |
| CN201753535U (en) * | 2010-04-14 | 2011-03-02 | 常熟风范电力设备股份有限公司 | Novel composite material profile and transmission tower |
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