CN202976928U - Engineering plastic insulator - Google Patents
Engineering plastic insulator Download PDFInfo
- Publication number
- CN202976928U CN202976928U CN 201220713117 CN201220713117U CN202976928U CN 202976928 U CN202976928 U CN 202976928U CN 201220713117 CN201220713117 CN 201220713117 CN 201220713117 U CN201220713117 U CN 201220713117U CN 202976928 U CN202976928 U CN 202976928U
- Authority
- CN
- China
- Prior art keywords
- pbt
- polybutylene terephthalate
- insulator
- insulating part
- metal nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 46
- 229920006351 engineering plastic Polymers 0.000 title claims abstract description 15
- 229920001707 polybutylene terephthalate Polymers 0.000 claims abstract description 100
- -1 polybutylene terephthalate Polymers 0.000 claims abstract description 43
- 239000002184 metal Substances 0.000 claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 210000003205 muscle Anatomy 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000003822 epoxy resin Substances 0.000 abstract description 6
- 229920000647 polyepoxide Polymers 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003365 glass fiber Substances 0.000 description 15
- 238000004079 fireproofing Methods 0.000 description 8
- 239000004593 Epoxy Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 229910052573 porcelain Inorganic materials 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000004594 Masterbatch (MB) Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 239000007767 bonding agent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000007822 coupling agent Substances 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Insulators (AREA)
Abstract
The utility model discloses an engineering plastic insulator, and relates to an insulator mainly used for bearing an overhead transmission line conducting wire and insulating the overhead transmission line conducting wire. The utility model provides an engineering plastic insulator having the performances of the original epoxy resin insulator, having the advantages of being environment-friendly, recyclable, beneficial to save resource, light in weight and high in production benefits, and mainly used for bearing an overhead transmission line conducting wire and insulating the overhead transmission line conducting wire. The engineering plastic insulator is provided with an upper fastening metal nut, a polybutylene terephthalate insulating element and a lower fastening metal nut, wherein the upper fastening metal nut is injected at a position on the upper end surface of the polybutylene terephthalate insulating element, and the lower fastening metal nut is injected at a position on the lower end surface of the polybutylene terephthalate insulating element; and at least three rib positions are arranged at the upper end of the polybutylene terephthalate insulating element, and at least three rib positions are arranged at the lower end of the polybutylene terephthalate insulating element.
Description
Technical field
The utility model relates to a kind of insulator of supporting overhead transmission line conductor and making it to insulate of being mainly used in, and especially relates to a kind of engineering plastics insulator.
Background technology
Insulator is a kind of device of supporting overhead transmission line conductor and making it to insulate of being mainly used in, and existing insulator generally is comprised of epoxy resin and metal-ware, and its shortcoming is mainly not environmental protection of epoxide resin material, and recoverable, be not unfavorable for economizing on resources; And Heavy Weight, productivity effect is low.
Chinese patent CN102543325A discloses a kind of preparation method of insulator, comprises the following steps: a. makes glass fiber bundle on the 3 D stereo skeleton that matches with the insulator shape, and the surface is glass fabric, the saturated ring epoxy resins; B. when beginning to solidify, smear at surface uniform the resin that contains ceramic powder or glass dust and put into the insulator mould; D. the typing of heating, curing and demolding is made insulator.The insulator of the integral type that this invention is made has saved full skirt has been sleeved on operation on core rod of insulator one by one successively, has saved manpower, and with the insulator that this technique is made, has conducted oneself with dignity little, electric property and better mechanical property.
Chinese patent CN102214507A discloses a kind of composite hollow insulator, and it comprises an insulating cylinder, a sheath that is coated on outside this insulating cylinder, and at least one is arranged on the full skirt in the described sheath outside, and two flanges that are arranged on described insulating cylinder two ends.Described insulating cylinder is a pultrusion winding pipe, and this pultrusion winding pipe comprises many glass fiber yarns, and the acute angle between the axis of these many glass fiber yarns and described insulated tube is spent less than or equal to 90 more than or equal to 0 degree.The insulated tube of this composite hollow insulator adopts the pultrusion winding pipe, this pultrusion winding pipe had both comprised the pultrusion structure sheaf, comprise again winding layer, make the pultrusion structure sheaf can provide insulated tube required axial mechanical strength, and winding layer can increase the transverse strength of insulated tube, can reduce the size of process allowance, reduce the cutting of length direction, thereby reduce the waste of material.
Chinese patent CN101894638A discloses a kind of high voltage generating station, electrical network and electrification railway contact net composite rod insulator, contain, lower metal flange and insulator body, described insulator body two ends are respectively by adhesive material and upper, lower metal flange is connected, described insulator body comprises body insulation and inner core insulator, body insulation adopts the moulding of high tension insulator material integral production, inner core insulator coupling is arranged in the casing insulation intracoelomic cavity, described inner core insulator adopts organic insulating material to make, solidify with the body insulation internal chamber wall by insulating cement and combine closely, form the insulator body of solid state.
Chinese patent CN101807458A discloses a kind of epoxy glass fiber lining porcelain composite hollow insulator for high-voltage electrical appliances that is applicable to 35 ~ 1000kV electric pressure.It comprises insulator, upper flange, sealing ring, bonding agent, cement glue and lower flange with full skirt, it is characterized in that insulator is by consisting of with the porcelain piece of full skirt with the hollow lining of epoxy resin fiberglass that its coaxial line is installed, namely the two ends of this porcelain piece and lining are placed in respectively in upper and lower flange, make upper and lower method be connected fastening with insulator with full skirt by bonding agent and cement glue; Form annular chamber between this porcelain piece and lining, be provided with insulating packing in this annular chamber.
Chinese patent CN101546639 provides a kind of method for manufacturing silicon rubber compound insulator, comprises the steps: that gold utensil is zinc-plated: upper end gold utensil and lower end gold utensil is zinc-plated respectively; The polishing of epoxy glass fiber silk plug; Zinc-plated gold utensil and the crimping of epoxy glass fiber silk plug: the zinc-plated gold utensil after crimping and epoxy glass fiber silk plug are put in drying baker dry, preheating; Epoxy glass fiber silk mandrel surface after preheating evenly applies coupling agent; Put into mold cavity and carry out mold pressing being coated with the epoxy glass fiber silk plug of coupling agent and silicon rubber; The mold pressing finished product is put into high-temperature cabinet carry out post-cure; Be up to the standards and get product.
Summary of the invention
The purpose of this utility model is for existing insulator above shortcomings, provide and not only have former epoxy resin insulator performance, and have environmental protection, recoverable, be beneficial to economize on resources, lightweight, productivity effect is high, is mainly used in a kind of engineering plastics insulator that supports overhead transmission line conductor and make it to insulate.
The utility model is provided with and tightens metal nuts, polybutylene terephthalate (PBT) (PBT) insulating part and lower fastening metal nut, the described metal nuts that tightens is injection-moulded in position, polybutylene terephthalate (PBT) (PBT) insulating part upper surface, and described lower fastening metal nut is injection-moulded in position, polybutylene terephthalate (PBT) (PBT) insulating part lower surface.
Described polybutylene terephthalate (PBT) (PBT) insulating part upper end is provided with at least 3 muscle positions, described polybutylene terephthalate (PBT) (PBT) insulating part lower end is provided with at least 3 muscle positions, described polybutylene terephthalate (PBT) (PBT) insulating part upper end preferably is provided with 3～12 muscle positions, and described polybutylene terephthalate (PBT) (PBT) insulating part lower end preferably is provided with 3～12 muscle positions.
The thickness of described muscle position can be 1.5～4mm, and the overall wall thickness of glue position can be 2～8mm.
The top of described polybutylene terephthalate (PBT) (PBT) insulating part can be provided with at least 3 joint hoppers, and the bottom of described polybutylene terephthalate (PBT) (PBT) insulating part can be provided with at least 3 joint hoppers.
The top of described polybutylene terephthalate (PBT) (PBT) insulating part preferably is provided with 4～12 joint hoppers, and the bottom of described polybutylene terephthalate (PBT) (PBT) insulating part preferably is provided with 4～12 joint hoppers.
The middle part of described polybutylene terephthalate (PBT) (PBT) insulating part can be provided with the intermediate function hole, is used for the spare and accessory parts that assembling needs.
The utility model can be made by the following method:
Add glass fibre, fire proofing and toner in polybutylene terephthalate (PBT) (PBT), be deployed into the insulating part sill; To tighten metal nuts and lower fastening metal nut is fixed in mould; After the insulating part sill that obtains is passed through the injection molding machine heating and melting, will tighten metal nuts and lower fastening metal nut and be injection-moulded in together inside mould, get the engineering plastics insulator after cooling forming.The mass percent of described polybutylene terephthalate (PBT) (PBT), glass fibre, fire proofing and toner can be: glass fibre 20% ~ 40%; Fire proofing 10% ~ 20%; Toner 0 ~ 3%; Surplus is polybutylene terephthalate (PBT) (PBT); Described fire proofing can adopt phenol and antimonous oxide etc., and described toner can adopt PBT base material black masterbatch.
Outstanding advantages of the present utility model is: environmental protection, recoverable; Lightweight; High efficiency.
Description of drawings
Fig. 1 is the perspective view of the utility model embodiment.
Fig. 2 is the half section structural representation of Fig. 1.
Fig. 3 is the three-dimensional sectional structure schematic diagram of Fig. 1.
In Fig. 1～3, respectively be labeled as: 1, tighten metal nuts; 2, insulating part; 3, lower fastening metal nut; 4, muscle position; 5, joint hopper; 6, intermediate function hole.
Embodiment
Following embodiment is further described the utility model in connection with accompanying drawing.
Referring to Fig. 1 ~ 3, the utility model embodiment is provided with and tightens metal nuts 1, polybutylene terephthalate (PBT) insulating part 2 and lower fastening metal nut 3, the described metal nuts 1 that tightens is injection-moulded in polybutylene terephthalate (PBT) insulating part 2 positions, upper surface, and described lower fastening metal nut 3 is injection-moulded in polybutylene terephthalate (PBT) insulating part 2 positions, lower surface.Described polybutylene terephthalate (PBT) insulating part 2 upper ends are provided with 8 muscle positions 4, described polybutylene terephthalate (PBT) insulating part 2 lower ends are provided with 8 muscle positions (not drawing in the drawings), the thickness d 1 of described muscle position can be 1.5～4mm, and the overall wall thickness d2 of glue position can be 2～8mm.The top of described polybutylene terephthalate (PBT) insulating part 2 preferably is provided with 4～12 joint hoppers, and the bottom of described polybutylene terephthalate (PBT) insulating part 2 preferably is provided with 4～12 joint hoppers.The middle part of described polybutylene terephthalate (PBT) insulating part 2 can be provided with intermediate function hole 6, is used for the spare and accessory parts that assembling needs.
Below provide the specific embodiment of manufacture method of the present utility model: 1) add glass fibre, fire proofing and toner in polybutylene terephthalate (PBT) (PBT), be deployed into the insulating part sill; The mass percent of described polybutylene terephthalate (PBT) (PBT), glass fibre, fire proofing and toner is: glass fibre 20%; Fire proofing 10%; Toner 0%; Polybutylene terephthalate (PBT) 70%; Described fire proofing can adopt phenol and antimonous oxide etc., and described toner can adopt PBT base material black masterbatch etc.2) will tighten metal nuts and lower fastening metal nut is fixed in mould; 3) the insulating part sill that step 1) is obtained will tighten metal nuts and lower fastening metal nut and be injection-moulded in together inside mould by after the injection molding machine heating and melting, get the engineering plastics insulator after cooling forming.
Table 1
The every experimental test numerical value of insulator is referring to table 1.
Claims (6)
1. engineering plastics insulator, it is characterized in that being provided with and tighten metal nuts, polybutylene terephthalate (PBT) insulating part and lower fastening metal nut, the described metal nuts that tightens is injection-moulded in position, polybutylene terephthalate (PBT) insulating part upper surface, and described lower fastening metal nut is injection-moulded in position, polybutylene terephthalate (PBT) insulating part lower surface; Described polybutylene terephthalate (PBT) insulating part upper end is provided with at least 3 muscle positions, and described polybutylene terephthalate (PBT) insulating part lower end is provided with at least 3 muscle positions.
2. a kind of engineering plastics insulator as claimed in claim 1 is characterized in that described polybutylene terephthalate (PBT) insulating part upper end is provided with 3～12 muscle positions, and described polybutylene terephthalate (PBT) insulating part lower end is provided with 3～12 muscle positions.
3. a kind of engineering plastics insulator as claimed in claim 1 is characterized in that the thickness of described muscle position is 1.5～4mm, and the overall wall thickness of glue position is 2～8mm.
4. a kind of engineering plastics insulator as claimed in claim 1, is characterized in that the top of described polybutylene terephthalate (PBT) insulating part is provided with at least 3 joint hoppers, and the bottom of described polybutylene terephthalate (PBT) insulating part is provided with at least 3 joint hoppers.
5. a kind of engineering plastics insulator as claimed in claim 1, is characterized in that the top of described polybutylene terephthalate (PBT) insulating part is provided with 4～12 joint hoppers, and the bottom of described polybutylene terephthalate (PBT) insulating part is provided with 4～12 joint hoppers.
6. a kind of engineering plastics insulator as claimed in claim 1, the middle part that it is characterized in that described polybutylene terephthalate (PBT) insulating part are provided with the intermediate function hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220713117 CN202976928U (en) | 2012-12-20 | 2012-12-20 | Engineering plastic insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220713117 CN202976928U (en) | 2012-12-20 | 2012-12-20 | Engineering plastic insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202976928U true CN202976928U (en) | 2013-06-05 |
Family
ID=48517972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220713117 Expired - Lifetime CN202976928U (en) | 2012-12-20 | 2012-12-20 | Engineering plastic insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202976928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103021590A (en) * | 2012-12-20 | 2013-04-03 | 揭东县白石塑料厂 | Engineering plastic insulator and manufacturing method thereof |
-
2012
- 2012-12-20 CN CN 201220713117 patent/CN202976928U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103021590A (en) * | 2012-12-20 | 2013-04-03 | 揭东县白石塑料厂 | Engineering plastic insulator and manufacturing method thereof |
| CN103021590B (en) * | 2012-12-20 | 2015-09-23 | 广东白石实业有限公司 | Engineering plastics insulator and manufacture method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |