CN1983467A - Composite insulator and its production - Google Patents

Composite insulator and its production Download PDF

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Publication number
CN1983467A
CN1983467A CN 200610042963 CN200610042963A CN1983467A CN 1983467 A CN1983467 A CN 1983467A CN 200610042963 CN200610042963 CN 200610042963 CN 200610042963 A CN200610042963 A CN 200610042963A CN 1983467 A CN1983467 A CN 1983467A
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China
Prior art keywords
termination
mucilage binding
metal
surface treatment
termination metal
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CN 200610042963
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Chinese (zh)
Inventor
孙西昌
党镇平
魏劲容
陈子岩
陈林山
姚喜年
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XI'AN ELECTRIC PORCELAIN INST
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XI'AN ELECTRIC PORCELAIN INST
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Priority to CN 200610042963 priority Critical patent/CN1983467A/en
Publication of CN1983467A publication Critical patent/CN1983467A/en
Pending legal-status Critical Current

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Abstract

The invention is concerned with the high-voltage transformer equipment, especially the compound insulator and the manufacture technics, the technics processes are: 1) disposes the surface of the preparing rubber-setting part; 2) sets rubber; 3) disposes the surface of the preparing vulcanization part; 4) vulcanize the formed umbrella cover; the processes can cycle timely. The compound insulator includes the main body (-) of the insulator, the porcelain mandrel (-) on the main body (-)of the insulator, and the silicon rubber umbrella-skirt (-), the characteristic is: the porcelain mandrel (-) on the main body (-)of the insulator covers the integrative silicon rubber umbrella-skirt (-) outside. The invention is simple technics, easy clean, high efficiency.

Description

A kind of composite insulator and manufacture craft
Technical field
The present invention relates to a kind of high voltage power transmission and transforming equipment, particularly a kind of composite insulator and manufacture craft.
Background technology
Chinese patent (ZL 00 2 26500.1) discloses a kind of excellent t shore (porcelain core) composite insulator, as shown in Figure 1, it is by being added with sheath 2 at porcelain plug 1 skin, sheath 2 outer silicon rubber full skirt 3 moulding with different size constitute, owing to exist between the silicon rubber full skirt contact-making surface 4 and the sticking and interface 5 of silicon rubber full skirt 3 and silicone rubber jacket, flange 6 designs are adopted in the abutting edge between the silicon rubber full skirt 3, thereby make silicon rubber full skirt contact-making surface 4, the sticking and easy contamination in interface 5 and flange 6 places, difficult cleaning brings hidden danger to operation.Fig. 5 to Figure 10 has provided the flow process and the accompanying drawing of existing operation: the porcelain plug is handled both external coating bonding agent such as Fig. 5, compacting sheath such as Fig. 6, termination, one end end metal 9 usefulness cement glues, 8 mucilage bindings such as Fig. 7, full skirt is bonding as Fig. 8, termination, other end end metal 9 usefulness cement glues, 8 mucilage bindings such as Fig. 9, the mucilage binding face is handled as steps such as Figure 10 and is formed Fig. 1 structure.Its technology is loaded down with trivial details, technological requirement is high, the manual operation amount is big, labor strength is high, production efficiency is low, be difficult to form shortcomings such as large-scale production.
Secondly in service in existing technology, owing to be the production of single full skirt technique for sticking, there be many sticking and interfaces, and be manual operation, the difference in operation during it is produced makes operation hidden danger bigger.
Summary of the invention
The purpose of this invention is to provide a kind of composite insulator and manufacture craft, its production technology is simple, easy cleaning, safe and reliable to operation, labor strength is low, production efficiency is high.
The object of the present invention is achieved like this, a kind of manufacture craft of composite insulator, and the order of its technical process is: 1) carry out surface treatment to preparing the mucilage binding position;
2) mucilage binding;
3) surface treatment is carried out at the sulfidization molding position;
4) sulfidization molding umbrella cover.
When described umbrella cover was once finished sulfidization molding, its operation was:
1) the termination metal 9 of porcelain plug 1 preparation mucilage binding position and termination is prepared mucilage binding chamber surface treatments;
2) to the termination metal 9 of two terminations mucilage binding one by one;
3) the termination metal 9 of porcelain plug 1 and two terminations is prepared the sulfidization molding position and carry out surface treatment;
4) one-step mould typing compacting umbrella cover.
When described umbrella cover made two bites at a cherry sulfidization molding, its operation was:
1) the termination metal 9 of porcelain plug 1 a preparation mucilage binding position and a termination is prepared mucilage binding chamber surface treatments;
2) elder generation is with termination metal 9 mucilage bindings of a termination;
3) the termination metal 9 of mucilage binding porcelain plug 1 and this termination is prepared the sulfidization molding position and carry out surface treatment;
4) the first one-step forming umbrella cover of sulfuration;
5) the termination metal 9 of porcelain plug 1 preparation mucilage binding position and another termination is prepared mucilage binding chamber surface treatments;
6) with termination metal 9 mucilage bindings of another termination;
7) to porcelain plug 1 and for the second time the termination metal 9 of the termination of mucilage binding prepare the sulfidization molding positions and carry out surface treatment;
8) typing compacting umbrella cover.
Described umbrella cover divides n time (n 〉=3) when finishing sulfidization molding, and its operation is:
1) porcelain plug 1 is prepared the termination metal 9 mucilage binding chamber surface treatments of a mucilage binding position and a termination;
2) elder generation is with termination metal 9 mucilage bindings of a termination;
3) the termination metal 9 of mucilage binding porcelain plug 1 and this termination is prepared the sulfidization molding position and carry out surface treatment;
4) the first one-step forming umbrella cover of sulfuration;
5), promptly carry out plug piecemeal and handle to the sulfide site surface treatment;
6) the sulfuration one-step forming just of postponing successively;
7) the termination metal 9 of porcelain plug 1 preparation mucilage binding position and another termination is prepared mucilage binding chamber surface treatments;
8) with other end head end head metal 9 mucilage bindings;
9) to porcelain plug 1 and for the second time the termination metal 9 of mucilage binding termination prepare the sulfidization molding positions and carry out surface treatment;
9) typing compacting umbrella cover.
Described composite insulator which comprises at least insulator body 7, and porcelain plug 1 on the body 7 and silicon rubber full skirt 3 is characterized in that: the porcelain plug 1 outer integral type silicon rubber full skirt 3 that is with of insulator body 7.
The sealed end of described silicon rubber full skirt 3 adopts the flute profile sealing.
The sealed end of described silicon rubber full skirt 3, its junction partial cross section is " second " word structure, and the last flat end of " second " word structure is connected with termination metal 9; The following flat end of " second " word structure is connected with porcelain plug 1; Dovetail groove 10 is arranged on the termination metal 9, and there is dovetail tangs the last flat end below of " second " word structure corresponding with dovetail groove 10, and the dovetail tangs of silicon rubber full skirt 3 sealed ends is connected in the dovetail groove 10 of termination metal 9.
Advantage of the present invention is: because the clavate post composite insulator is made the general injection die press technology for forming with the silicon rubber umbrella cover, simplified production process, mechanization, automaticity height have reduced labor strength, increase substantially production efficiency, improved the product appearance quality.Operation of the present invention is simple, and good product quality, the sealed end of silicon rubber umbrella cover adopt the flute profile sealing, strengthens the adhesive property of high-temperature silicon disulfide rubber (HTV) and metal termination metal, has improved the product safety operational reliability.And owing to do not exist between the silicon rubber full skirt and the gluing and the interface of silicon rubber full skirt and silicone rubber jacket, removed the flange design of abutting edge between the silicon rubber full skirt simultaneously, thereby make this locate easy contamination, the defective of difficult cleaning is solved, and has eliminated the operation hidden danger that bring at the interface.
Description of drawings
The utility model is described in further detail below in conjunction with the embodiment accompanying drawing.
Fig. 1 is the product partial sectional view of former technology;
Fig. 2 is the work-in-process half sectional view behind the embodiment of the invention 1 technological process process 2;
Fig. 3 is the complete product half sectional view behind the embodiment 1 technological process process 4;
Fig. 4 is the sealed end structural representation;
Fig. 5～Figure 10 is the former technology schematic diagram in each flow process stage;
Figure 11 is the structural representation after the primary vulcanization operation during embodiment round trip more than 3 is produced;
Figure 12 is a n-1 vulcanisation cycle operation (operation 6) during embodiment round trip more than 3 is produced) after structural representation.
Among the figure: 1, porcelain plug; 2, sheath; 3, silicon rubber full skirt; 4, silicon rubber full skirt contact-making surface; 5, sticking and interface; 6, flange; 7, insulator body; 8, cement glue; 9, termination metal; 10, dovetail groove.
Embodiment
Embodiment 1 is the production technology with termination, two ends metal 9 continuous mucilage bindings, it generally is the technology that just can realize when the tables of equipment round trip production capacity that manufacturing enterprise has satisfies the unit product requirement for height at least substantially, the manufacture craft of composite insulator is carried out as follows: as shown in Figure 2,1, to porcelain plug mucilage binding position, 1 two ends and the 9 mucilage binding chamber surface treatment of termination, termination metal, i.e. brushing makes it to form resilient coating through the asphalt caulk of high-grade gasoline (as 120#) dilution; 2, at commercially available cement glue 8 mucilage bindings of termination, porcelain plug 1 two ends metal 9 usefulness, general different according to product requirement of mechanical strength and working voltage grade, the cement grade of selecting for use and the difference to some extent of filling a prescription, cement grade from portland cement 42.5R to more than the 80#, even oil well cement special or super early strong sulphate aluminium cement all might use, its recipe ratio is roughly: 90 parts of cement, 50 parts in quartz sand or extra large sand, 24～32 parts of distilled water are seen the work-in-process configuration state behind the above-mentioned technological process process 2 from Fig. 2; 3, to porcelain plug 1 and metal 9 surface treatments of two ends termination, brush a kind of binding reagents of special use, purpose is to improve the bonding adhesive ability of silicon rubber and electrotechnical ceramics and metal surface.Such reagent has commercially available, also can from the public publication thing (as " practical adhesive formulation handbook, " glued joint handbook, " electroceramics lightning arrester ") wait and know the part chapters and sections of books, publication or the article and fill a prescription and manufacturing process; 4, compacting silicon rubber full skirt 3 forms insulator body 7.Shown in Figure 2 body put into a metal die, this mould is installed in one in advance and can drives mould motion folding and have on the equipment of pressure injector, silicon rubber is injected in the metal die by pressure injector, make that silicon rubber is closely knit to be wrapped in as shown in Figure 2 around the body, form blank shown in Figure 3, and by metal die silicon rubber is heated, make it sulfidization molding, finally form insulator body 7 shapes shown in Figure 3.
As shown in Figure 3, be complete product configuration state behind the technological process process 4; The porcelain plug 1 outer structure that is with integral type silicon rubber full skirt 3 of this edge body 7.
Fig. 4 is the sealed end structural representation; Dovetail groove 10 is arranged on termination metal 9, behind insulator body 7 injection-compression moldings, the sealed end of the silicon rubber full skirt 3 on composite insulator, its junction partial cross section is " second " word structure, and the last flat end of " second " word structure is connected with termination metal 9; The following flat end of " second " word structure is connected with porcelain plug 1; Dovetail groove 10 is arranged on the termination metal 9, and there is dovetail tangs the last flat end below of " second " word structure corresponding with dovetail groove 10, and the dovetail tangs of silicon rubber full skirt 3 sealed ends is connected in the dovetail groove 10 of termination metal 9.
So the equipment of single round trip production capacity that embodiment 2 is some enterprise not to be had adopts two round trip circulating processes just may finish the manufacturing of unit product, its operation was when its termination metal 9 mucilage bindings were termination metals 9 of first mucilage binding one end:
1) the termination metal 9 of porcelain plug 1 a preparation mucilage binding position and a termination is prepared mucilage binding chamber surface treatments;
2) elder generation is with termination metal 9 mucilage bindings of a termination;
3) to the termination metal 9 mucilage binding position surface treatments of mucilage binding porcelain plug 1 this termination;
4) the first one-step forming umbrella cover of sulfuration;
5) the termination metal 9 of porcelain plug 1 preparation mucilage binding position and another termination is prepared mucilage binding chamber surface treatments;
6) with other end head end head metal 9 mucilage bindings;
7) to porcelain plug 1 and the metal 9 mucilage binding surface treatments of termination, two terminations;
8) typing compacting umbrella cover.
The per pass operation is identical with embodiment 1 and known technology.
Embodiment 3 is that many round trips (or be called " step up cure ") technology just may be finished the manufacturing of unit product, and its operation is:
1) porcelain plug 1 is prepared the termination metal 9 mucilage binding chamber surface treatments of a mucilage binding position and a termination;
2) elder generation is with termination metal 9 mucilage bindings of a termination;
3) the termination metal 9 of mucilage binding porcelain plug 1 and this termination is prepared the sulfidization molding position and carry out surface treatment;
4) the first one-step forming umbrella cover of sulfuration;
5), promptly carry out plug 1 piecemeal and handle to the sulfide site surface treatment;
6) the sulfuration one-step forming just of postponing successively;
7) the termination metal 9 of porcelain plug 1 preparation mucilage binding position and another termination is prepared mucilage binding chamber surface treatments;
8) with termination metal 9 mucilage bindings of another termination;
9) to porcelain plug 1 and for the second time the termination metal 9 of mucilage binding termination prepare the sulfidization molding positions and carry out surface treatment;
10) typing compacting umbrella cover.
First circulation is to the termination metal 9 and 1 surface treatment of porcelain plug of this end, then this end is vulcanized first one-step forming as shown in figure 11, carry out second the sulfidization molding operation circulation and the moulding of postponing that will circulate successively again, postpone in the moulding, its surface treatment has two kinds of methods: 1. carry out porcelain plug 1 piecemeal and handle, because moulding this moment does not relate to termination metal 9, so do not exist termination metal 9 to handle problems; 2. in forming process is postponed in assurance piecemeal, have under the prerequisite of the operation of keeping a public place clean, porcelain plug 1 and the 9 surface treatment work of termination metal can once be finished before the primary vulcanization moulding, then by the end moulding, until the termination metal 9 of the mucilage binding other end more as shown in figure 12, to porcelain plug 1 and 9 surface treatments of termination metal, the umbrella cover of typing compacting at last.
Need to prove that technical process of the present invention can not change succession, surface treatment that the present invention adopts, mucilage binding, each operation of compacting umbrella cover are specifically operated according to industry conventional method.Structure of the present invention is not limited only to the foregoing description, can be dovetail groove as the groove on the termination metal 9, also can be that the groove of other shape carries out the groove sealing, and the shape that is fixed on full skirt projection in the groove is corresponding with flute profile.Under the prerequisite that the measure of necessarily keeping a public place clean is arranged, operation 9) can advance to 1) stage merges and carries out.
The mode that this product adopts the production process of composite insulator of traditional porcelain insulator production technology and development day by day to combine, feasibility is abundant, the clavate post composite insulator trial run of this explained hereafter is good, to expanding insulator production technology approach certain realistic meaning is arranged.Along with a large amount of uses of composite insulator, will embody its superior performance and huge economic benefit.

Claims (7)

1, a kind of manufacture craft of composite insulator, the order of its technical process is:
1) to preparing mucilage binding position surface treatment;
2) mucilage binding;
3) to preparing the sulfide site surface treatment;
4) sulfidization molding umbrella cover;
Above operation can circulate repeatedly.
2, the manufacture craft of a kind of composite insulator according to claim 1 is characterized in that: described mucilage binding is with the termination metal (9) at two ends continuously during mucilage binding, and its operation is:
1) porcelain plug (1) is prepared mucilage binding position and the chamber surface treatment of termination metal (9) preparation mucilage binding;
2) to the continuous mucilage binding of the termination metal (9) of two terminations;
3) the termination metal (9) of porcelain plug (1) and two terminations is prepared the sulfide site surface treatment;
4) one-step mould typing compacting umbrella cover.
3, the manufacture craft of a kind of composite insulator according to claim 1 is characterized in that: the operation when described mucilage binding is the termination metal (9) of first mucilage binding one end is;
1) the termination metal 9 of porcelain plug (a 1) preparation mucilage binding position and a termination is prepared mucilage binding chamber surface treatments;
2) elder generation is with termination metal (9) mucilage binding of a termination;
3) to termination metal (9) the mucilage binding position surface treatment of this termination of mucilage binding porcelain plug (1);
4) the first one-step forming umbrella cover of sulfuration;
5) the termination metal (9) of porcelain plug (1) preparation mucilage binding position and another termination is prepared mucilage binding chamber surface treatment;
6) with termination metal (9) mucilage binding of another termination;
7) to termination metal (9) the mucilage binding surface treatment of porcelain plug (1) and two terminations;
8) typing compacting umbrella cover.
4, the manufacture craft of a kind of composite insulator according to claim 1 is characterized in that: the operation when described mucilage binding is the termination metal (9) of first mucilage binding one end is:
1) porcelain plug (1) is prepared termination metal (9) the mucilage binding chamber surface treatment of a mucilage binding position and a termination;
2) elder generation is with termination metal (9) mucilage binding of a termination;
3) the termination metal (9) of mucilage binding porcelain plug (1) and this termination is prepared the sulfidization molding position and carry out surface treatment;
4) the first one-step forming umbrella cover of sulfuration;
5), promptly carry out plug piecemeal and handle to the sulfide site surface treatment;
6) the sulfuration one-step forming just of postponing successively;
7) the termination metal (9) of porcelain plug (1) preparation mucilage binding position and another termination is prepared mucilage binding chamber surface treatment;
8) with termination metal (9) mucilage binding of another termination;
9) to porcelain plug (1) and for the second time the termination metal (9) of mucilage binding termination prepare the sulfidization molding position and carry out surface treatment;
10) typing compacting umbrella cover.
5, the composite insulator of the manufacture craft of a kind of composite insulator according to claim 1 making, which comprises at least insulator body (7), porcelain plug (1) on the insulator body (7) and silicon rubber full skirt (3) is characterized in that: the outer integral type silicon rubber full skirt (3) that is with of the porcelain plug (1) of insulator body (7).
6, composite insulator according to claim 5 is characterized in that: the sealed end of described silicon rubber full skirt (3) adopts the flute profile sealing.
7, composite insulator according to claim 5 is characterized in that: the sealed end of described silicon rubber full skirt (3), and the junction partial cross section of sealed end is " second " word structure, and the last flat end of " second " word structure is connected with termination metal (9); The following flat end of " second " word structure is connected with porcelain plug (1); Dovetail groove (10) is arranged on the termination metal (9), and there is dovetail tangs the last flat end below of " second " word structure corresponding with dovetail groove (10), and the dovetail tangs of silicon rubber full skirt (3) sealed end is connected in the dovetail groove (10) of termination metal (9).
CN 200610042963 2006-06-08 2006-06-08 Composite insulator and its production Pending CN1983467A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200610042963 CN1983467A (en) 2006-06-08 2006-06-08 Composite insulator and its production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200610042963 CN1983467A (en) 2006-06-08 2006-06-08 Composite insulator and its production

Publications (1)

Publication Number Publication Date
CN1983467A true CN1983467A (en) 2007-06-20

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159186B (en) * 2007-11-12 2010-12-15 中国西电电气股份有限公司 High-pressure hollow combined insulator high-pressure side once glue sealing method
CN102737794A (en) * 2012-07-13 2012-10-17 湖南省醴陵市华电高压电瓷电器制造有限公司 Combination type insulator
CN103065745A (en) * 2011-10-20 2013-04-24 襄樊国网合成绝缘子股份有限公司 Mould pressing insulator manufacture method
CN112530645A (en) * 2020-12-19 2021-03-19 醴陵华鑫电瓷科技股份有限公司 Hollow composite insulator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159186B (en) * 2007-11-12 2010-12-15 中国西电电气股份有限公司 High-pressure hollow combined insulator high-pressure side once glue sealing method
CN103065745A (en) * 2011-10-20 2013-04-24 襄樊国网合成绝缘子股份有限公司 Mould pressing insulator manufacture method
CN102737794A (en) * 2012-07-13 2012-10-17 湖南省醴陵市华电高压电瓷电器制造有限公司 Combination type insulator
CN112530645A (en) * 2020-12-19 2021-03-19 醴陵华鑫电瓷科技股份有限公司 Hollow composite insulator
CN112530645B (en) * 2020-12-19 2022-02-18 醴陵华鑫电瓷科技股份有限公司 Hollow composite insulator

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