CN104900348A - Insulator and manufacturing method therefor - Google Patents
Insulator and manufacturing method therefor Download PDFInfo
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- CN104900348A CN104900348A CN201510244017.6A CN201510244017A CN104900348A CN 104900348 A CN104900348 A CN 104900348A CN 201510244017 A CN201510244017 A CN 201510244017A CN 104900348 A CN104900348 A CN 104900348A
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- insulator
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- external thread
- metal
- full skirt
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Abstract
The invention proposes an insulator and a manufacturing method therefor. The insulator comprises a porcelain part, and the central part of the porcelain part is provided with an umbrella skirt segment. An end part of the porcelain part is provided with an external thread end. The umbrella skirt segment is provided with a plurality of umbrella skirts, and at least the external surface of the umbrella skirts on the umbrella skirt segment comprises a self-cleaning coating. The insulator also comprises a metal accessory, wherein an end part of the metal accessory is provided with an internal thread segment cooperating with the external thread end. The external thread end and the internal thread segment cooperate with each other, so as to connect the porcelain part and the metal accessory. Moreover, the joint of the external thread end with the internal thread segment is coated with an adhesive. The insulator is better in weatherability and insulating properties, and is long in service life.
Description
Technical field
The present invention relates to insulator technology field, particularly relate to a kind of insulator and manufacture method thereof.
Background technology
In order to increase creepage distance in overhead transmission line, usually adopting insulator as important electric component, there is support wire and prevent electric current from returning the important function on ground.
In prior art, the environment for use of the insulator of pottery or glass material is complicated and changeable, the attachments such as dust, salt or organic dirt are easily adhered on its surface, the rainwater that rainy day flows through insulator surface can not thoroughly remove these attachments, cause the decreasing insulating of insulator, even occur the situation of short circuit.Conventional method is the outer surface sprayed silicon rubber layer at insulator, and silastic-layer makes dust, salt or organic dirt be not easy to be adsorbed on outer surface of insulator.But after Long-Time Service, the adhesive ability of silastic-layer declines and comes off, therefore must this silastic-layer of periodic maintenance.Therefore, need a kind of insulator and manufacture method thereof, to solve the above-mentioned technical problem existed in prior art.
Summary of the invention
The invention provides a kind of insulator and manufacture method thereof, described insulator has good weatherability and insulating properties, long service life.
The technical solution used in the present invention is:
A kind of insulator, it comprises: porcelain piece, and the middle part of described porcelain piece is formed with full skirt section, and the end of described porcelain piece is formed with external thread section, wherein said full skirt section is provided with multiple full skirt, and in described full skirt section at least the outer surface of full skirt comprise macromolecule self-cleaning coat; Metal-ware, the end of described metal-ware is formed with the internal thread segment coordinated with described external thread section; Wherein, described external thread section coordinates with described internal thread segment to be connected described porcelain piece and described metal-ware, and the junction of described external thread section and described internal thread segment is coated with adhesive.
Preferably, the outer surface of described external thread section is provided with enamel layer.
Preferably, the outer surface of described metal-ware is formed with macromolecule self-cleaning coat.
Preferably, described macromolecule self-cleaning coat is hydrophobic resin or lotus leaf effect coating.
Preferably, described adhesive comprises enhanced type phenolic resins, epoxy resin or heat curing-type polyimides.
Preferably, described insulator is rod insulator or suspension insulator.
Preferably, the material of described porcelain piece replaces with glass.
In addition, present invention also offers a kind of manufacture method of insulator, it comprises: the step preparing porcelain base and metal-ware: form full skirt section at the middle part of porcelain base, external thread section is formed in the end of described porcelain base, described full skirt section has multiple full skirt, and forms the internal thread segment coordinated with described external thread section in the end of metal-ware; Porcelain piece forming step: the outer surface application macromolecule self-cleaning coat of at least full skirt in described full skirt section, and solidify described macromolecule self-cleaning coat, to form porcelain piece; Engagement step: after described external thread section and described internal thread segment difference coating adhesive mixture, described external thread section is screwed in described internal thread segment, to connect described porcelain piece and described metal-ware.
Preferably, prepare in the step of porcelain base and metal-ware described, form enamel layer at the external thread section of described porcelain base.
Preferably, prepare in the step of porcelain base and metal-ware described, the outer surface of described metal-ware is formed macromolecule self-cleaning coat.
Adopt technique scheme, the present invention at least has following effect: insulator provided by the invention adopts engagement thread porcelain piece to be connected with metal-ware, further, adopt adhesive to fix the junction of porcelain piece and metal-ware, improve the reliability that porcelain piece is connected with metal-ware.Preferably, macromolecule self-cleaning coat makes full skirt section have good insulating properties, hydrophobicity and weatherability, effectively reduces the appearance of the insulator arc-over phenomenon that pollutant causes, and reduces the situation of insulator electric leakage.
Accompanying drawing explanation
Fig. 1 is the porcelain piece of first embodiment of the invention insulator and the cutaway view of metal-ware junction;
Fig. 2 is the stereogram of second embodiment of the invention insulator;
Fig. 3 is the flow chart of third embodiment of the invention insulator manufacture method.
Wherein, 1-porcelain piece; 2-metal-ware; 10-full skirt section; 11-full skirt; 12-macromolecule self-cleaning coat; 3-adhesive; 4-junction.
Embodiment
For further setting forth the present invention for the technological means reaching predetermined object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in detail as after.
Insulator provided by the invention comprises porcelain piece and metal-ware, and porcelain piece and metal-ware are threaded.Insulator of the present invention and various piece thereof will be described in detail belows.
As depicted in figs. 1 and 2, the middle part of porcelain piece 1 is formed with full skirt section 10, and the end of porcelain piece 1 is formed with external thread section, wherein full skirt section 10 is provided with multiple full skirt 11, and in full skirt section 10 at least the outer surface of full skirt comprise macromolecule self-cleaning coat 12.Macromolecule self-cleaning coat 12 insulating properties, weatherability and the insulating properties that can improve full skirt section 11 are set, extend useful life and the maintenance times of full skirt section 11.
As depicted in figs. 1 and 2, the end of metal-ware 2 is formed with the internal thread segment coordinated with external thread section, and wherein, external thread section and internal thread segment coordinate, thus porcelain piece 1 and metal-ware 2 are coupled together, and the junction 4 of external thread section and internal thread segment is coated with adhesive 3.Improve the bonding strength of junction thus, preventing from being threaded gets loose because of of long duration.
As preferably, the outer surface of external thread section is provided with enamel layer, improves the structural strength of external thread section thus.In addition, the outer surface of metal-ware 2 is formed with macromolecule self-cleaning coat 12.Thus, the weatherability of metal-ware 2 can be improved, extend the useful life of insulator.
Further, macromolecule self-cleaning coat 12 is hydrophobic resin or lotus leaf effect coating.The hydrophobic effect of above-mentioned material is good, and weather resistance is superior.In addition, adhesive 3 is preferably organic gel mixture, is preferably enhanced type phenolic resins, epoxy resin or heat curing-type polyimides.Above-mentioned adhesive bond properties is strong, and good weatherability.
Preferably, macromolecule self-cleaning coat 12 comprises bottom and top layer, bottom is at least made up of the mixture of polyamidoimide and tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, and top layer is at least made up of the mixture of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer and insulating packing.Thus, the weatherability of macromolecule self-cleaning coat 12 is better, and the useful life of insulator is higher.
The structure comparison of insulator provided by the invention is applicable to rod insulator or suspension insulator.The screw connection structure of porcelain piece of the present invention is also applicable to rod insulator or suspension insulator.Be illustrated in figure 2 rod insulator.
In addition, as shown in Figure 3, the manufacture method that present invention also offers a kind of insulator comprises the step S10, the porcelain piece forming step S20 and engagement step S30 that prepare porcelain base and metal-ware 2.The manufacture method of this insulator is simple to operate, makes production efficiency higher.
Wherein, prepare the step S10 of porcelain base and metal-ware: form full skirt section 10 at the middle part of porcelain base, form external thread section in the end of porcelain base, full skirt section 10 has multiple full skirt 11, and forms the internal thread segment coordinated with external thread section in the end of metal-ware 2.The mode of casting or forging can be adopted to make the internal thread of metal-ware 2.Metal-ware can select the steel and iron parts or other hard metals with certain structural strength, is not particularly limited at this.
Porcelain piece forming step S20: the outer surface application macromolecule self-cleaning coat 12 of at least full skirt in full skirt section 10, and solidify macromolecule self-cleaning coat 12, to form porcelain piece 1.Macromolecule self-cleaning coat has good adhesive force and hydrophobicity, improves insulating properties and the weatherability of full skirt.The mode even application macromolecule self-cleaning coats 12 such as spraying or Electrostatic Absorption can be adopted.
Engagement step S30: after external thread section and internal thread segment difference coating adhesive mixture 3, external thread section is screwed in internal thread segment, to connect porcelain piece 1 and metal-ware 2.Screw up closely by external thread section and internal thread segment thus, the shutoff gap of junction, improves the insulation property of insulator thus.
As preferably, in the step S10 preparing porcelain base and metal-ware, form enamel layer at the external thread section of porcelain base.In addition, the outer surface of metal-ware 2 forms macromolecule self-cleaning coat 12.The outer surface coating self-cleaning coat of metal-ware, can replace galvanized anticorrosive, improve the useful life of metal-ware.
Further, in porcelain piece forming step S20, in full skirt section 10 at least full skirt outer surface application macromolecule self-cleaning coat 12 before, blasting treatment is performed to full skirt section 10.
In addition, in porcelain piece forming step S20, in full skirt section 10 at least full skirt outer surface application macromolecule self-cleaning coat 12 after, porcelain base is placed in heating furnace and is cured, wherein, the temperature of solidification is 360-390 DEG C, and curing time is 10-30 minute.Cooling obtains porcelain piece 1, improves solidification effect thus, obtains the good macromolecule self-cleaning coat 12 of quality.
It should be noted that, the composition of porcelain base is arbitrary ceramic component meeting properties of product and require, also can be substituted by the glass of similar performance or other materials.
By the explanation of embodiment, should to the present invention for the technological means reaching predetermined object and take and effect be able to more deeply and concrete understanding, but appended diagram be only to provide with reference to and the use of explanation, be not used for being limited the present invention.
Claims (10)
1. an insulator, is characterized in that, comprising:
Porcelain piece, the middle part of described porcelain piece is formed with full skirt section, and the end of described porcelain piece is formed with external thread section, and wherein said full skirt section is provided with multiple full skirt, and in described full skirt section at least the outer surface of full skirt comprise macromolecule self-cleaning coat;
Metal-ware, the end of described metal-ware is formed with the internal thread segment coordinated with described external thread section;
Wherein, described external thread section coordinates with described internal thread segment to be connected described porcelain piece and described metal-ware, and the junction of described external thread section and described internal thread segment is coated with adhesive.
2. insulator according to claim 1, is characterized in that, the outer surface of described external thread section is provided with enamel layer.
3. insulator according to claim 1, is characterized in that, the outer surface of described metal-ware is formed with macromolecule self-cleaning coat.
4. insulator according to claim 1, is characterized in that, described macromolecule self-cleaning coat is hydrophobic resin or lotus leaf effect coating.
5. insulator according to claim 1, is characterized in that, described adhesive comprises enhanced type phenolic resins, epoxy resin or heat curing-type polyimides.
6. insulator according to any one of claim 1 to 5, is characterized in that, described insulator is rod insulator or suspension insulator.
7. the insulator according to right 1, is characterized in that, the material of described porcelain piece replaces with glass.
8. a manufacture method for insulator, is characterized in that, comprising:
Prepare the step of porcelain base and metal-ware: form full skirt section at the middle part of porcelain base, form external thread section in the end of described porcelain base, described full skirt section has multiple full skirt, and forms the internal thread segment coordinated with described external thread section in the end of metal-ware;
Porcelain piece forming step: the outer surface application macromolecule self-cleaning coat of at least full skirt in described full skirt section, and solidify described macromolecule self-cleaning coat, to form porcelain piece;
Engagement step: after described external thread section and described internal thread segment difference coating adhesive mixture, described external thread section is screwed in described internal thread segment, to connect described porcelain piece and described metal-ware.
9. manufacture method according to claim 8, is characterized in that, prepares in the step of porcelain base and metal-ware described, forms enamel layer at the external thread section of described porcelain base.
10. insulator according to claim 8 or claim 9, is characterized in that, prepare in the step of porcelain base and metal-ware, the outer surface of described metal-ware is formed macromolecule self-cleaning coat described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510244017.6A CN104900348A (en) | 2015-05-14 | 2015-05-14 | Insulator and manufacturing method therefor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510244017.6A CN104900348A (en) | 2015-05-14 | 2015-05-14 | Insulator and manufacturing method therefor |
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| CN104900348A true CN104900348A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510244017.6A Pending CN104900348A (en) | 2015-05-14 | 2015-05-14 | Insulator and manufacturing method therefor |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2440250Y (en) * | 1999-09-27 | 2001-07-25 | 吕红玉 | Anti-weather dirt-proof flashover-resisting composite electroceramic |
| CN2472315Y (en) * | 2001-04-20 | 2002-01-16 | 张顺喜 | Composite bar-shape isolator |
| CN1595549A (en) * | 2004-06-28 | 2005-03-16 | 广水市高强度电瓷有限公司 | Hollow rigid needle type ceramic insulator |
| CN202549518U (en) * | 2012-05-02 | 2012-11-21 | 叶珍艳 | Glass insulator |
| CN203055561U (en) * | 2012-12-06 | 2013-07-10 | 国家电网公司 | Icing flashover preventing insulator |
| CN204577201U (en) * | 2015-05-14 | 2015-08-19 | 王文芳 | Insulator |
-
2015
- 2015-05-14 CN CN201510244017.6A patent/CN104900348A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2440250Y (en) * | 1999-09-27 | 2001-07-25 | 吕红玉 | Anti-weather dirt-proof flashover-resisting composite electroceramic |
| CN2472315Y (en) * | 2001-04-20 | 2002-01-16 | 张顺喜 | Composite bar-shape isolator |
| CN1595549A (en) * | 2004-06-28 | 2005-03-16 | 广水市高强度电瓷有限公司 | Hollow rigid needle type ceramic insulator |
| CN202549518U (en) * | 2012-05-02 | 2012-11-21 | 叶珍艳 | Glass insulator |
| CN203055561U (en) * | 2012-12-06 | 2013-07-10 | 国家电网公司 | Icing flashover preventing insulator |
| CN204577201U (en) * | 2015-05-14 | 2015-08-19 | 王文芳 | Insulator |
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Application publication date: 20150909 |