CN101832050A - Composite material pole tower and manufacturing process thereof - Google Patents
Composite material pole tower and manufacturing process thereof Download PDFInfo
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- CN101832050A CN101832050A CN201010184739A CN201010184739A CN101832050A CN 101832050 A CN101832050 A CN 101832050A CN 201010184739 A CN201010184739 A CN 201010184739A CN 201010184739 A CN201010184739 A CN 201010184739A CN 101832050 A CN101832050 A CN 101832050A
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- composite material
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- pole tower
- silicone resin
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Abstract
The invention relates to a composite material pole tower which comprises a main body and foam fillers arranged in the main body, wherein the main body is a composite material which comprises epoxy modified silicone resin and insulating fibers. Because the adopted epoxy modified silicone resin has excellent characteristics of ultraviolet resistance, water and moisture proofing, self-cleaning without viscidity and electrical insulation, the manufactured composite material pole tower is especially suitable for outdoor long-term operation under various adverse weather conditions.
Description
Technical field
The present invention relates to a kind of composite material pole tower, relate in particular to a kind of insulating composite material shaft tower, can be used as power circuit, communications service, railway electrification, the insulation supporting member of track traffic and government utility and association area.
Background technology
At present, traditional shaft tower that every field is used, as the iron tower of electric line, the communication shaft tower, the railway electrification shaft tower, all be to adopt steel concrete or iron and steel to make, 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.The stray electrical current of railway electrification tradition shaft tower also can cause the corrosion to rail, or the like.All shortage all will be overcome by the insulation characterisitic of composite material pole tower.
Some technology are also arranged at present, disclose the employing composite material and made electric force pole tower or similar products, but the technology that has is openly abundant inadequately, as Chinese patent " 200710168533.0 ", name is called " 10KV distribution line insulation tower head ", discloses a kind of 10KV distribution line insulation tower head, it is characterized in that: adopt hydrophobic type high strength insulating rod, assemble with connecting gold utensil and pin insulator, form an insulation tower head integral body; Or adopt hydrophobic type high strength insulating rod directly to assemble with being connected gold utensil, form an insulation tower head integral body.Do not introduce for hydrophobic type high strength insulating rod itself is corresponding.
The technology that also has, in application, exist anti-uv-ray poor, as Chinese patent " 00131910.8 ", name is called the disclosed a kind of electric force pole tower of making of composite material of patent application of " a kind of electric force pole tower of making of composite material ", it is characterized in that choosing: mylar or epoxy resin or phenolic resins 40-60 part according to following Main Ingredients and Appearance and weight ratio, glass fiber or carbon fiber 40-60 part, porcelain powder or quartz powder or lightweight carbon phenol calcium 9-11 part, pigment 5-7 part, fire retardant 6-10 part, aging-proof agent 3-5 part, curing compound 3-5 part.Not only do not have anti-ultraviolet function, and carbon fiber is that conductor does not have insulation function, so its disclosed electric force pole tower does not possess insulation effect, and the carbon fiber cost is very high, does not possess the value of generally promoting in the practical application.
In addition, as Chinese patent " 200620072440.9 ", it is disclosed that name is called " NEW TYPE OF COMPOSITE electric pole ", it is the compound novel electric pole of a kind of glass fiber and polyurethane, comprise hollow lever, the body of rod is the winding body of the glass fiber strands of dipping polyurethane around axle, and the glass fiber strands of described dipping polyurethane is inner layer glass fibrage, middle level aromatic urethane layer, outer-layer fat family layer of polyurethane formation from inside to outside successively, and three-layered node is an integral body after the urethane cures.
Summary of the invention
The objective of the invention is to disclose a kind of composite material pole tower; intensity height own; good insulation preformance; and by high strength and the protection that possesses the epoxy modified silicone resin of strong anti-uv-ray; make composite material pole tower have insulation, high strength, uvioresistant, anti-weather, hydrophobic, a series of excellent specific properties such as fire-retardant, sticking not self-cleaning, especially be fit to outdoor long-term the use.
Technical scheme of the present invention is that a kind of composite material pole tower comprises body, and places intrinsic foam-filled thing; It is characterized in that described body is the composite material that comprises epoxy modified silicone resin and non-conductive fibre.
In a preferred embodiment of the present invention, described body also comprises auxiliary material.
In a preferred embodiment of the present invention, described auxiliary material are curing compound, accelerator, filler and pigment.
In a preferred embodiment of the present invention, described foam-filled thing is the plastic foam of closed pore.
In a preferred embodiment of the present invention, described composite material pole tower is as the shaft tower in electric power, communication, railway electrification, track traffic and the communal facilities; This shaft tower is whole tower or cross-arm or tower head; The perhaps various combination between tower bar, cross-arm and the tower head.
Another object of the present invention also is to provide a kind of manufacture method of composite material pole tower, can produce high insulating property, high strength, composite material pole tower that anti-uv-ray is strong, especially is fit to outdoor use.
A kind of manufacturing process of composite material pole tower comprises:
Non-conductive fibre is flooded epoxy modified silicone resin be wrapped on the prefabricated mould, reach the wall thickness and the length of designing requirement, form the body of composite material pole tower;
After the composite material pole tower body was shaped, peace required to carry out heating cure according to the temperature and time correspondence of design in advance;
Also be included in filled and process filler in the composite material pole tower;
In the process of described epoxy modified silicone resin impregnated insulating fibre, need to add auxiliary material.
In a preferred embodiment of the present invention, described non-conductive fibre is a glass fiber.
In a preferred embodiment of the present invention, described foam-filled thing is the foamed plastics of closed pore.
In a preferred embodiment of the present invention, described auxiliary material comprise curing compound, accelerator, filler and pigment.
In a preferred embodiment of the present invention, described composite material pole tower is as the shaft tower in electric power, communication, railway electrification, track traffic and the communal facilities; This shaft tower is whole tower or cross-arm or tower head; The perhaps various combination between tower bar, cross-arm and the tower head.
The composite material pole tower that the present invention discloses, owing to adopted epoxy modified silicone resin as part of raw materials, so anti-uv-ray is greatly improved, and hydrophobic under the long-time out of doors environment that uses, is difficult for aging, the insulation materials of inner light filling, make composite material pole tower in light weight, in addition, improved composite material pole tower integral insulation level.
Description of drawings
Accompanying drawing 1 is the structural representation of composite material pole tower in the preferred embodiment of the present invention;
Accompanying drawing 2 is the schematic flow sheet of composite material pole tower manufacture method in the preferred embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby protection scope of the present invention is made more explicit defining so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that.
A kind of composite material pole tower that the present invention discloses; can be applied on each products such as tower head, shaft tower, whole tower and cross-arm of light pole, traffic lights bar, electronic monitoring bar, power transmission and transformation system; be that example illustrates with the shaft tower in the present embodiment; but the present invention is not as limit, and protection scope of the present invention is as the criterion with the protection domain of claim.
As shown in Figure 1, the composite material pole tower cross section in the present embodiment is rounded, but the present invention is not limited to this, can be oval, square, polygon or associated shape.In composite material pole tower, comprise body 1 and packed layer 2.Body 1 wherein is made up of the composite material of epoxy modified silicone resin and non-conductive fibre.Non-conductive fibre is preferably glass fiber, the E fibrid in the glass fiber especially, but also can be basalt fibre.
Epoxy modified silicone resin has epoxy resin oil resistant, corrosion-resistant, strong adhesion, characteristics that mechanical strength is good, has advantages such as organic siliconresin weatherability, heat resistance and hygrometric state insulation characterisitic again, is the good comprehensive properties resin.Thereby using value is more widely arranged at aspect such as high temperature resistant, anticorrosion, bonding.
Present domestic epoxy modified silicone resin, the HW28, the HW73 epoxy silicone resin that for example contain ethyoxyl silicon intermediate+epoxy E-20, the HW65 epoxy silicone resin that contains ethyoxyl and hydroxyl silicon intermediate+epoxy E-20, the HW766 epoxy silicone resin of hydroxyl silicon intermediate+epoxy E-20.
Table 1 epoxy modified silicone resin performance
In embodiments of the present invention, replace ceramics, cement and steel product in the outdoor installation by the organic insulator that comprises the epoxy modified silicone resin manufacturing.With the ceramic phase ratio, it have in light weight, volume is little, advantages such as good impact resistance, and can make size, different product less expensive.This series products can satisfy the requirement that thermal shock resistance is good, heat distortion temperature is high, critical electrical characteristic is good simultaneously.
Packed layer 2 is to adopt the insulating foams material to fill, in the embodiment of the invention, the preferred insulation foam of closed pore that adopts is filled, also can adopt oil or SF6 gas to fill, but both are relatively more strict for the requirement of sealing in the back, and the quality of insulation foam own is low weight, and cost is also at tolerance interval.
See also accompanying drawing 2, illustrated the manufacturing process of composite material pole tower herein, form by following step respectively.
Twine the non-conductive fibre S 1 of dipping epoxy modified silicone resin, at first epoxy modified silicone resin is placed resin storage tank, non-conductive fibre is passed through resin storage tank through behind the spreader, behind the dipping of non-conductive fibre through resin in the resin storage tank, reel by the collection yarn device on the Wiring apparatus again, described Wiring apparatus is provided with plug, by the plug of Wiring apparatus the non-conductive fibre of above-mentioned impregnating resin is carried out coiling work, to be wound after to a certain degree, just formed the body 1 of composite material pole tower.The requirement that is wound with thickness and length herein also is the length of composite material pole tower and the thickness of body, and according to different application scenarios, thickness and length requirement have nothing in common with each other.Because epoxy modified silicone resin is to be added in the non-conductive fibre with liquid form, so resin can infiltrate through in the non-conductive fibre.Non-conductive fibre herein is preferably the E level fiberglass, but also can be basalt fibre etc.Plug herein can adopt difformity, thereby the shape of produced final composite material pole tower also can be various.
Heating cure S2, to carrying out heating cure through the member of making after the above-mentioned steps, behind overcuring, the member that obtains is an one, for abundant curing, carries out reheat again and solidifies.Regelate (perhaps the solidify the back) 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, finish 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, product in the middle of forming.
Fill insulant S3 recharges insulation materials in body interior, such as the insulation foam or the wet goods insulation materials of closed pore, form packed layer 4, make composite material pole tower, detect then and test, see whether the composite material pole tower of making is qualified, especially at aspects such as insulating properties.If filled oil or SF6 etc., then also need the port at composite material pole tower two ends is sealed, to prevent the leakage of SF6 or oil.
In addition, can also adopt dry method to twine and make composite material pole tower, simply be introduced below, non-conductive fibre is flooded epoxy modified silicone resin, dry then, form the composite material of semi-solid non-conductive fibre and resin, through the heating after-tack, be wrapped in again on the plug, form the body 1 of composite material pole tower; Pass through heating cure then, extract plug out, filled and process filler in body forms packed layer 2.Same, in epoxy modified silicone resin, add auxiliary material, comprise curing compound, accelerator, pigment and filler etc.
In addition, also can adopt casting method to make composite material pole tower, only do simple the introduction herein.
Long continuous non-conductive fibre is arranged on the plug (perhaps claiming internal mold) of mould, evenly lays as requested, the external mold that closes then, entire die forms the state with sealing, and dies cavity is vacuumized processing, and the air of inner chamber is taken away.Cycloaliphatic epoxy resin is mixed with auxiliary material, stir, use in order to next step, auxiliary material herein comprise curing compound, accelerator, pigment and filler, can also suitably add materials such as fire retardant.In the present embodiment, also relate to the processing that outgases of mixed liquor with cycloaliphatic epoxy resin and auxiliary material, thereby, reach vacuum or near vacuum state with the air scavenge in the mixed liquor.Inject the mixed liquor of cycloaliphatic epoxy resin and auxiliary material at the inlet of mould, because dies cavity has been vacuum state, therefore, resin compound is inhaled in the dies cavity immediately, mixed liquor incorporates in the non-conductive fibre, thereby forms the bulk material of composite material pole tower.Utilize the heater around the mould outer wall, mould is carried out heating cure,, forms the body 1 of solid-state or approaching solid-state composite material tower bar through after the heating cure.Heating cure can be carried out synchronously with injection cycloaliphatic epoxy resin mixed liquor, also can carry out after injecting the cycloaliphatic epoxy resin mixed liquor, preferably carries out synchronously, to accelerate the manufacturing speed of composite material pole tower herein.Recharge the plastic foam of closed pore in body interior, form composite material pole tower.
In the process of epoxy modified silicone resin and non-conductive fibre dipping, need to add auxiliary material, auxiliary material comprise an amount of curing compound, accelerator, filler and pigment, also can suitably add materials such as fire retardant, decide on actual demand and application.
The composite material pole tower cross section of herein making is circular or approaches circle, still can adopt said method equally, makes the cross section and is oval square or polygonal composite material pole tower, the plug shape difference that adopts when only twining.In addition, the plug on the Wiring apparatus also can adopt abnormity, such as plug obstructed thickness etc. up and down, thereby manufactures other needed composite material pole towers.
The composite material pole tower that the embodiment of the invention is made, its length can need be made according to design, perhaps can make the composite material pole tower of different-diameter or size, the composite material pole tower that will match is assembled once more then, fixedly connected such as suit or flange, thus make than higher shaft tower or following thick, top thin shaft tower etc.
The composite material pole tower that the present invention discloses because a part that has adopted epoxy modified silicone resin to form as shaft tower, so anti-uv-ray be greatly improved, and hydrophobic, sticking self-cleaning ability is strong.Under the long-time out of doors environment that uses, be difficult for aging.
The above; it only is 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 disclosed technical scope of the present invention; 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 (10)
1. a composite material pole tower comprises body, and places intrinsic foam-filled thing; It is characterized in that described body is the composite material that comprises epoxy modified silicone resin and non-conductive fibre.
2. composite material pole tower according to claim 1 is characterized in that described body also comprises auxiliary material.
3. composite material pole tower according to claim 2 is characterized in that, described auxiliary material are curing compound, accelerator, filler and pigment.
4. composite material pole tower according to claim 3 is characterized in that, described foam-filled thing is the plastic foam of closed pore.
5. according to the described composite material pole tower of one of claim 1～4, it is characterized in that described complex pole tower is as the shaft tower in electric power, communication, railway electrification, track traffic and the communal facilities; This shaft tower is whole tower or cross-arm or tower head; The perhaps various combination between tower bar, cross-arm and the tower head.
6. the manufacturing process of a composite material pole tower comprises:
Non-conductive fibre is flooded epoxy modified silicone resin be wrapped on the prefabricated mould, reach the wall thickness and the length of designing requirement, form the body of composite material pole tower;
After the composite material pole tower body was shaped, peace required to carry out heating cure according to the temperature and time correspondence of design in advance;
Also be included in filled and process filler in the composite material pole tower;
In the process of described epoxy modified silicone resin impregnated insulating fibre, need to add auxiliary material.
7. the manufacture method of composite material pole tower according to claim 6 is characterized in that, described non-conductive fibre is a glass fiber.
8. the manufacture method of composite material pole tower according to claim 7 is characterized in that, described foam-filled thing is the foamed plastics of closed pore.
9. the manufacture method of composite material pole tower according to claim 8 is characterized in that, described auxiliary material comprise curing compound, accelerator, filler and pigment.
10. the manufacture method of composite material pole tower according to claim 6 is characterized in that, described composite material pole tower is as the shaft tower in electric power, communication, railway electrification, track traffic and the communal facilities; This shaft tower is whole tower or cross-arm or tower head; The perhaps various combination between tower bar, cross-arm and the tower head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010184739A CN101832050A (en) | 2009-11-06 | 2010-05-12 | Composite material pole tower and manufacturing process thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920270019.2 | 2009-11-06 | ||
| CN201010184739A CN101832050A (en) | 2009-11-06 | 2010-05-12 | Composite material pole tower and manufacturing process thereof |
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| CN101832050A true CN101832050A (en) | 2010-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010184739A Pending CN101832050A (en) | 2009-11-06 | 2010-05-12 | Composite material pole tower and manufacturing process thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035610A (en) * | 2017-11-20 | 2018-05-15 | 国网河南省电力公司安阳供电公司 | A kind of insulator crossarm of composite glass fiber winding |
| CN108843105A (en) * | 2018-07-02 | 2018-11-20 | 合肥海银杆塔有限公司 | A kind of composite material pole tower tower section connection structure |
| CN111533952A (en) * | 2020-06-04 | 2020-08-14 | 开化瑞达塑胶科技有限公司 | Preparation method of modified basalt fiber chopped yarn for composite material preparation |
| CN113958189A (en) * | 2021-04-02 | 2022-01-21 | 国网河北省电力有限公司电力科学研究院 | Novel composite insulating cross arm for power transmission line and manufacturing process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1847311A (en) * | 2006-04-13 | 2006-10-18 | 远东复合技术有限公司 | Wire pole of new type composite material and its making process |
| CN2929921Y (en) * | 2006-04-12 | 2007-08-01 | 谢佐鹏 | Composite insulator cross arm |
-
2010
- 2010-05-12 CN CN201010184739A patent/CN101832050A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929921Y (en) * | 2006-04-12 | 2007-08-01 | 谢佐鹏 | Composite insulator cross arm |
| CN1847311A (en) * | 2006-04-13 | 2006-10-18 | 远东复合技术有限公司 | Wire pole of new type composite material and its making process |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035610A (en) * | 2017-11-20 | 2018-05-15 | 国网河南省电力公司安阳供电公司 | A kind of insulator crossarm of composite glass fiber winding |
| CN108843105A (en) * | 2018-07-02 | 2018-11-20 | 合肥海银杆塔有限公司 | A kind of composite material pole tower tower section connection structure |
| CN108843105B (en) * | 2018-07-02 | 2020-04-14 | 合肥海银杆塔有限公司 | Tower section connecting structure for composite material tower |
| CN111533952A (en) * | 2020-06-04 | 2020-08-14 | 开化瑞达塑胶科技有限公司 | Preparation method of modified basalt fiber chopped yarn for composite material preparation |
| CN113958189A (en) * | 2021-04-02 | 2022-01-21 | 国网河北省电力有限公司电力科学研究院 | Novel composite insulating cross arm for power transmission line and manufacturing process thereof |
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Application publication date: 20100915 |