CN114102938A - Method for rapid modeling and repairing damage of porcelain insulator of power equipment - Google Patents
Method for rapid modeling and repairing damage of porcelain insulator of power equipment Download PDFInfo
- Publication number
- CN114102938A CN114102938A CN202111354568.XA CN202111354568A CN114102938A CN 114102938 A CN114102938 A CN 114102938A CN 202111354568 A CN202111354568 A CN 202111354568A CN 114102938 A CN114102938 A CN 114102938A
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- China
- Prior art keywords
- porcelain
- skirt
- damaged
- repairing
- power equipment
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C39/10—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/40—Plastics, e.g. foam or rubber
- B29C33/405—Elastomers, e.g. rubber
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/86—Glazes; Cold glazes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2063/00—Use of EP, i.e. epoxy resins or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2883/00—Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as mould material
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Insulating Bodies (AREA)
Abstract
The invention discloses a method for rapid modeling and repairing of a damaged porcelain insulator of power equipment, which belongs to the technical field of ceramic power equipment repair, and comprises the steps of firstly wiping the damaged porcelain insulator and intact porcelain insulators of the same specification corresponding to the porcelain insulator clean for later use; confirming the damaged part of the porcelain skirt of the damaged porcelain bottle, and measuring the width of the damaged porcelain skirt; smearing colloidal lubricating paste on the intact porcelain skirt; fixing a flow guide pipe on the surface of the porcelain skirt coated with the lubricating paste; placing gauze in adjusted mould silica gel for dipping, and attaching a plurality of dipped gauzes to the positions of the ceramic skirts coated with the lubricating paste by bypassing the flow guide pipe; taking down the model after the silica gel of the mould is completely solidified; smearing colloidal lubricating paste on the inner side of the model, and arranging the model to the position of the damaged porcelain skirt of the damaged porcelain bottle; injecting the prepared fluid repairing material from the guide pipe; and after solidification, taking down the mold, finishing and polishing the outer surface, and brushing glaze at the polishing position to finish the repair work.
Description
Technical Field
The invention relates to the technical field of ceramic power equipment repair, in particular to a method for quickly modeling and repairing a damaged porcelain insulator of power equipment.
Background
The power equipment support and the porcelain insulator of the transformer substation are damaged by external force sometimes. During repair, professional factory personnel are required to arrive at the site, 48 hours are needed from material preparation, modeling, grouting, curing and surface treatment, and during modeling, gypsum is often used, so that the forming is slow and the material is easy to damage; how to improve the repair rate and ensure the repair quality of the porcelain insulator is a main problem facing at present.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the method for rapidly modeling and repairing the damage of the porcelain insulator of the power equipment is provided, and the problems that the repair speed is low and the repair quality of the porcelain insulator cannot be guaranteed when gypsum is used for repairing the porcelain insulator at present are solved.
In order to solve the problems, the invention provides the following technical scheme:
a method for rapid modeling and repairing of damage of porcelain insulator of power equipment; it comprises the following steps:
s1, wiping the damaged porcelain insulator and a perfect porcelain insulator of the same specification corresponding to the porcelain insulator for later use, and preparing gauze and mold silica gel for later use;
s2, confirming the damaged part of the porcelain skirt of the damaged porcelain bottle, and measuring the width of the damaged porcelain skirt;
s3, taking the intact porcelain bottle, and smearing colloidal lubricating paste on the intact porcelain skirt according to the width of the damaged porcelain skirt measured in the step S2;
s4, fixing a flow guide pipe on the surface of the porcelain skirt coated with the lubricating paste;
s5, placing gauze in the prepared mould silica gel for dipping, and attaching a plurality of dipped gauzes to the positions of the porcelain skirts coated with the lubricating paste by bypassing the flow guide pipe until all the positions coated with the lubricating paste are completely covered by the gauzes;
s6, after the silica gel of the mold is completely solidified, taking down the model consisting of the gauze and the flow guide pipe from the porcelain skirt;
s7, smearing colloidal lubricating paste on the inner side of the model obtained in the step S6, and setting the model to the position of the damaged porcelain skirt of the damaged porcelain bottle;
s8, injecting the prepared fluid repairing material from the pipe hole of the flow guide pipe to the inner side of the mould;
and S9, taking down the die after the repair material is completely cured, finishing and polishing the outer surface of the repair material, and brushing glaze on the polished repair material to finish the repair work.
Preferably, the colloidal lubricating pastes used in steps S3 and S7 are both vaseline.
Preferably, the fluid repairing material used in step S8 is crystal epoxy.
Preferably, the fluid repairing material used in step S8 is crystal epoxy.
Preferably, the flow guide pipe used in step S4 is a straight pipe structure with an irregular cross-section of the inner hole formed by rolling a cardboard, and the flow guide pipe is fixed to the porcelain skirt with the pipe opening facing upward through the adhesive tape.
Preferably, the length of the gauze in the step S5 is not more than the size of the outer diameter of the damaged porcelain skirt, and the gauze is used for wrapping the porcelain skirt at the position coated with the lubricating paste through a layer-by-layer attaching operation.
Preferably, the porcelain bottle is completely wrapped by the adhesive tape in step S7, so that the model can be fixed on the porcelain bottle at the position of the damaged porcelain skirt.
Preferably, the size of the region of the lubricating paste applied in step S3 should be larger than the damaged area of the damaged porcelain skirt.
The invention has the beneficial effects that:
according to the invention, the gauze is used for dipping the silica gel of the mould (usually cured within two hours), so that the mould which has elasticity, is not easy to damage and can be used repeatedly is generated; the beneficial effects are as follows: (1) and firstly constructing a pouring mold at the intact part of the same porcelain skirt at the damaged part of the porcelain bottle. (2) In the modeling process, a flow guide pipe is added so as to facilitate the injection of the epoxy resin. (3) The silica gel mold is used as a basic material for modeling, has the advantages of short curing time (curing within two hours), good forming property, elasticity, easy installation at a position needing to be repaired and repeated use. The residue in modeling is easy to clean. (4) The crystal epoxy resin is used as a pouring material, the solidification is fast, the polishing treatment is easy, the surface is smooth, and the insulation is reliable.
Detailed Description
The invention will be further described with reference to specific examples:
example (b):
the embodiment provides a method for rapid modeling and repairing of damage of a porcelain bottle of power equipment; it comprises the following steps:
s1, wiping the damaged porcelain insulator and a perfect porcelain insulator of the same specification corresponding to the porcelain insulator for later use, and preparing gauze and mold silica gel for later use;
s2, confirming the damaged part of the porcelain skirt of the damaged porcelain bottle, and measuring the width of the damaged porcelain skirt;
s3, taking the intact porcelain bottle, and smearing colloidal lubricating paste on the intact porcelain skirt according to the width of the damaged porcelain skirt measured in the step S2;
s4, fixing a flow guide pipe on the surface of the porcelain skirt coated with the lubricating paste;
s5, placing gauze in the prepared mould silica gel for dipping, and attaching a plurality of dipped gauzes to the positions of the porcelain skirts coated with the lubricating paste by bypassing the flow guide pipe until all the positions coated with the lubricating paste are completely covered by the gauzes;
s6, after the silica gel of the mold is completely solidified, taking down the model consisting of the gauze and the flow guide pipe from the porcelain skirt;
s7, smearing colloidal lubricating paste on the inner side of the model obtained in the step S6, and setting the model to the position of the damaged porcelain skirt of the damaged porcelain bottle;
s8, injecting the prepared fluid repairing material from the pipe hole of the flow guide pipe to the inner side of the mould;
and S9, taking down the die after the repair material is completely cured, finishing and polishing the outer surface of the repair material, and brushing glaze on the polished repair material to finish the repair work.
The colloidal lubricating pastes used in steps S3 and S7 are both vaseline.
The fluid repairing material crystal epoxy resin used in step S8.
The fluid repairing material crystal epoxy resin used in step S8.
The flow guide pipe used in the step S4 is a straight pipe structure with an irregular cross section of an inner hole formed by rolling a paperboard, and the flow guide pipe is fixed on the porcelain skirt with the pipe orifice facing upwards through an adhesive tape.
In the step S5, the length of the gauze is not more than the outer diameter of the damaged porcelain skirt, and the gauze wraps the porcelain skirt coated with the lubricating paste layer by layer.
And step S7, completely wrapping the porcelain bottle by using an adhesive tape, so that the model can be fixed at the position of the damaged porcelain skirt on the porcelain bottle.
The size of the region of the lubricating paste applied in step S3 should be larger than the broken area of the broken porcelain skirt.
Claims (7)
1. A method for rapid modeling and repairing of damage of a porcelain bottle of power equipment is characterized by comprising the following steps: the method comprises the following steps:
s1, wiping the damaged porcelain insulator and a perfect porcelain insulator of the same specification corresponding to the porcelain insulator for later use, and preparing gauze and mold silica gel for later use;
s2, confirming the damaged part of the porcelain skirt of the damaged porcelain bottle, and measuring the width of the damaged porcelain skirt;
s3, taking the intact porcelain bottle, and smearing colloidal lubricating paste on the intact porcelain skirt according to the width of the damaged porcelain skirt measured in the step S2;
s4, fixing a flow guide pipe on the surface of the porcelain skirt coated with the lubricating paste;
s5, placing gauze in the prepared mould silica gel for dipping, and attaching a plurality of dipped gauzes to the positions of the porcelain skirts coated with the lubricating paste by bypassing the flow guide pipe until all the positions coated with the lubricating paste are completely covered by the gauzes;
s6, after the silica gel of the mold is completely solidified, taking down the model consisting of the gauze and the flow guide pipe from the porcelain skirt;
s7, smearing colloidal lubricating paste on the inner side of the model obtained in the step S6, and setting the model to the position of the damaged porcelain skirt of the damaged porcelain bottle;
s8, injecting the prepared fluid repairing material from the pipe hole of the flow guide pipe to the inner side of the mould;
and S9, taking down the die after the repair material is completely cured, finishing and polishing the outer surface of the repair material, and brushing glaze on the polished repair material to finish the repair work.
2. The method for rapid modeling and repairing of the porcelain insulator breakage of the power equipment according to claim 1, wherein: the colloidal lubricating pastes used in steps S3 and S7 are both vaseline.
3. The method for rapid modeling and repairing of the porcelain insulator breakage of the power equipment according to claim 1, wherein: the fluid repairing material crystal epoxy resin used in step S8.
4. The method for rapid modeling and repairing of the porcelain insulator breakage of the power equipment according to claim 1, wherein: the flow guide pipe used in the step S4 is a straight pipe structure with an irregular cross section of an inner hole formed by rolling a paperboard, and the flow guide pipe is fixed on the porcelain skirt with the pipe orifice facing upwards through an adhesive tape.
5. The method for rapid modeling and repairing of the porcelain insulator breakage of the power equipment according to claim 1, wherein: in the step S5, the length of the gauze is not more than the outer diameter of the damaged porcelain skirt, and the gauze wraps the porcelain skirt coated with the lubricating paste layer by layer.
6. The method for rapid modeling and repairing of the porcelain insulator breakage of the power equipment according to claim 1, wherein: and step S7, completely wrapping the porcelain bottle by using an adhesive tape, so that the model can be fixed at the position of the damaged porcelain skirt on the porcelain bottle.
7. The method for rapid modeling and repairing of the porcelain insulator breakage of the power equipment according to claim 1, wherein: the size of the region of the lubricating paste applied in step S3 should be larger than the broken area of the broken porcelain skirt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111354568.XA CN114102938A (en) | 2021-11-16 | 2021-11-16 | Method for rapid modeling and repairing damage of porcelain insulator of power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111354568.XA CN114102938A (en) | 2021-11-16 | 2021-11-16 | Method for rapid modeling and repairing damage of porcelain insulator of power equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114102938A true CN114102938A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111354568.XA Pending CN114102938A (en) | 2021-11-16 | 2021-11-16 | Method for rapid modeling and repairing damage of porcelain insulator of power equipment |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864843A (en) * | 2009-04-14 | 2010-10-20 | 武汉建工股份有限公司 | Method for repairing floriation and linellae of granitic plaster on historical building |
| CN102909781A (en) * | 2012-10-25 | 2013-02-06 | 中国西电电气股份有限公司 | Method for modifying high-damage umbrella group of electroceramic product |
| CN104599794A (en) * | 2015-01-05 | 2015-05-06 | 江苏神马电力股份有限公司 | Maintenance umbrella and maintenance method of insulator |
| CN106273094A (en) * | 2016-10-17 | 2017-01-04 | 中国航空动力机械研究所 | Epoxy resin pattern manufacture method for photoelastic test |
| CN107887835A (en) * | 2017-09-28 | 2018-04-06 | 广州市迈克林电力有限公司 | The field patch method and Rapid-Repair glue of a kind of damaged composite insulator umbrella skirt |
| CN111016034A (en) * | 2019-12-26 | 2020-04-17 | 扬州哈工科创机器人研究院有限公司 | Machine-die all-silica-gel appearance forming method |
| CN210552426U (en) * | 2019-07-29 | 2020-05-19 | 上海翔登机电有限公司 | Silica gel umbrella skirt mould structure |
| CN112299877A (en) * | 2020-11-04 | 2021-02-02 | 西安西电高压电瓷有限责任公司 | Method for repairing umbrella skirt of electroceramic product |
| CN112497582A (en) * | 2020-11-12 | 2021-03-16 | 山东格瑞德集团有限公司 | A novel silica gel mould for cabin cover production uses |
| CN112757545A (en) * | 2020-12-17 | 2021-05-07 | 刘凤 | Preparation method of self-repairing composite insulator |
| CN112847999A (en) * | 2021-01-07 | 2021-05-28 | 迈杰科输配电设备江苏有限公司 | Dynamic pouring process of epoxy resin basin-type insulator |
-
2021
- 2021-11-16 CN CN202111354568.XA patent/CN114102938A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864843A (en) * | 2009-04-14 | 2010-10-20 | 武汉建工股份有限公司 | Method for repairing floriation and linellae of granitic plaster on historical building |
| CN102909781A (en) * | 2012-10-25 | 2013-02-06 | 中国西电电气股份有限公司 | Method for modifying high-damage umbrella group of electroceramic product |
| CN104599794A (en) * | 2015-01-05 | 2015-05-06 | 江苏神马电力股份有限公司 | Maintenance umbrella and maintenance method of insulator |
| CN106273094A (en) * | 2016-10-17 | 2017-01-04 | 中国航空动力机械研究所 | Epoxy resin pattern manufacture method for photoelastic test |
| CN107887835A (en) * | 2017-09-28 | 2018-04-06 | 广州市迈克林电力有限公司 | The field patch method and Rapid-Repair glue of a kind of damaged composite insulator umbrella skirt |
| CN210552426U (en) * | 2019-07-29 | 2020-05-19 | 上海翔登机电有限公司 | Silica gel umbrella skirt mould structure |
| CN111016034A (en) * | 2019-12-26 | 2020-04-17 | 扬州哈工科创机器人研究院有限公司 | Machine-die all-silica-gel appearance forming method |
| CN112299877A (en) * | 2020-11-04 | 2021-02-02 | 西安西电高压电瓷有限责任公司 | Method for repairing umbrella skirt of electroceramic product |
| CN112497582A (en) * | 2020-11-12 | 2021-03-16 | 山东格瑞德集团有限公司 | A novel silica gel mould for cabin cover production uses |
| CN112757545A (en) * | 2020-12-17 | 2021-05-07 | 刘凤 | Preparation method of self-repairing composite insulator |
| CN112847999A (en) * | 2021-01-07 | 2021-05-28 | 迈杰科输配电设备江苏有限公司 | Dynamic pouring process of epoxy resin basin-type insulator |
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