CN107633928B - Flexible die for removing dirt on surface of coating of post insulator - Google Patents
Flexible die for removing dirt on surface of coating of post insulator Download PDFInfo
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- CN107633928B CN107633928B CN201710771728.8A CN201710771728A CN107633928B CN 107633928 B CN107633928 B CN 107633928B CN 201710771728 A CN201710771728 A CN 201710771728A CN 107633928 B CN107633928 B CN 107633928B
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- post insulator
- coating
- coated
- transverse rod
- flexible mold
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- 239000012212 insulator Substances 0.000 title claims abstract description 82
- 239000011248 coating agent Substances 0.000 title claims abstract description 38
- 238000000576 coating method Methods 0.000 title claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 37
- 229920000642 polymer Polymers 0.000 claims abstract description 31
- 238000005202 decontamination Methods 0.000 claims description 16
- 230000003588 decontaminative effect Effects 0.000 claims description 16
- 238000005201 scrubbing Methods 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000000741 silica gel Substances 0.000 description 7
- 229910002027 silica gel Inorganic materials 0.000 description 7
- 239000007787 solid Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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Abstract
The invention relates to a flexible mold for removing dirt on the surface of a coating of a post insulator, wherein a dirt removing material covers the surface of the coating of the post insulator, the dirt removing material is coated with a heating sheet, a flexible support is arranged beside the post insulator and comprises a plurality of vertical rod pieces parallel to the rod part of the post insulator and a plurality of transverse rod pieces vertically connected with the vertical rod pieces, the transverse rod pieces extend towards umbrella skirts of the post insulator, and elastic polymers are coated on the transverse rod pieces at the positions between the umbrella skirts.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a flexible die for removing dirt on the surface of a coating of a post insulator.
Background
Along with the development of economy in China, electricity consumption in various places is also increased continuously, so that higher-voltage-level power transmission is urgently needed to meet the increasing electricity demand, high-voltage high-capacity power transmission puts higher requirements on circuits, and long insulator strings are increasingly used in the circuits. The long insulator string is exposed in air for a long time, so that pollutants are easily deposited on the surface of the insulator string, the pollutants contain electrolytic substances, the electrical strength of the insulator is greatly reduced under humid climatic conditions such as fog, dew and rainwater, the external insulation of the power mechanism can be subjected to flashover under the action of overvoltage, power failure accidents are caused, and the normal operation of the power mechanism is damaged.
In order to improve the anti-pollution flashover capability of power transmission and transformation equipment, the electric power department generally adopts the measure of spraying RTV anti-pollution flashover coating on the surface of a porcelain or glass insulator. After the RTV coating runs for a long time, the surface dirt accumulation is serious, the dirt is tightly combined with the coating, and the dirt layer is difficult to remove by a simple cleaning method. If present mainly lean on the manual work to the cleanness of insulator, because long cluster insulator is bulky, and weight is heavy, the manual cleaning not only inefficiency, consuming time and wasting power, it is poor to wash the cleanliness factor, and the reliability is not high, but also has the potential safety hazard, and is unfavorable to personnel's safety. In order to solve the problems, the inventor submits an invention patent application (CN106566062A) to the patent office at 2016.10.18, and discloses a material for removing dirt on the surface of a room temperature vulcanization type RTV coating and a manufacturing method thereof.
Disclosure of Invention
Therefore, the invention aims to solve the technical problem that a supporting mold is not used in the method for removing the dirt of the post insulator in the prior art, so that a flexible mold for removing the dirt on the surface of the coating of the post insulator, which can be applied in a large scale, is provided.
In order to solve the technical problem, the invention provides a flexible mold for removing dirt on the surface of a coating of a post insulator, wherein a dirt removing material covers the surface of the coating of the post insulator, the dirt removing material is coated with a heating sheet, a flexible support is arranged beside the post insulator and comprises a plurality of vertical rod pieces parallel to the rod part of the post insulator and a plurality of transverse rod pieces vertically connected with the vertical rod pieces, the transverse rod pieces extend towards the space between sheds of the post insulator, and elastic polymers are coated on the transverse rod pieces at the positions between the sheds.
In an embodiment of the invention, a hollow clamping groove is arranged at a position on the vertical rod piece, which is connected with the transverse rod piece.
In one embodiment of the invention, the transverse rod is in a semi-circular ring shape, the outer diameter of the semi-circular ring shape is smaller than the outer diameter of the smallest umbrella skirt, and the inner diameter of the semi-circular ring shape is larger than the inner diameter of the largest umbrella skirt.
In one embodiment of the present invention, the inner diameter of the elastic polymer-coated crossbar member is smaller than the inner diameter of the uncoated elastic polymer-coated crossbar member, and the outer diameter of the elastic polymer-coated crossbar member is larger than the outer diameter of the uncoated elastic polymer-coated crossbar member.
In one embodiment of the invention, the thickness of the transverse bar member coated with the elastic polymer is larger than the thickness of the transverse bar member coated with the desmear material and the heating sheet.
In one embodiment of the invention, the transverse bar is fixed to the vertical bar by means of a dovetail nut.
In one embodiment of the invention, the heating plate consists of two completely symmetrical semicircular rings.
In one embodiment of the invention, the semicircular ring die comprises a plug and a connector connected with the plug.
In one embodiment of the invention, the outer diameter and the inner diameter of the heating plate are selected according to the size required by the maximum shed coating of the post insulator.
In one embodiment of the invention, the desmear material is a polymeric desmear material.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the flexible mold for removing the dirt on the surface of the coating of the post insulator, disclosed by the invention, is suitable for the problems of a post insulator structure and size deviation in the manufacturing process of the post insulator structure while providing the required temperature for converting solid to molten state for a high-molecular dirt removing material, and is low in cost for heating the flexible mold material and manufacturing, not easy to damage, and convenient for field construction and large-scale application.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view of a flexible mold for removing dirt from the surface of a coating of a post insulator according to the present invention;
FIG. 2 is an enlarged schematic view of the insulator of FIG. 1 in accordance with the present invention;
FIG. 3 is a top view of a half of a flexible mold of the present invention;
fig. 4 is a schematic view of a semicircular ring mold of the heating plate of the present invention.
Detailed Description
As shown in fig. 1, 2 and 3, the present embodiment provides a flexible mold for removing dirt on a coating surface of a post insulator, wherein a dirt removing material 12 covers the coating surface of the post insulator 10, the dirt removing material 12 is covered with a heating sheet 13, a flexible support is disposed beside the post insulator 10, the flexible support includes a plurality of vertical rods 21 parallel to a rod portion 11 of the post insulator and a plurality of transverse rods 22 vertically connected to the vertical rods 21, wherein the transverse rods 22 extend between sheds of the post insulator 10, and portions of the transverse rods 22 between the sheds are covered with an elastic polymer 23.
The flexible mold for removing the filth on the surface of the coating of the post insulator is provided in the embodiment, the coating surface of the post insulator 10 is covered with a decontamination material 12, the decontamination material 12 can adsorb the filth on the post insulator 10, the decontamination material 12 is coated with a heating sheet 13, and the decontamination material 12 is converted into the required temperature of a molten state by a solid state through the heating of the heating sheet 13, so that the filth is adsorbed on the decontamination material 12, a flexible support is arranged beside the post insulator 10 and comprises a plurality of vertical rods 21 parallel to the rod part 11 of the post insulator and a plurality of transverse rods 22 vertically connected with the vertical rods 21, the transverse rods 22 are supported and positioned by the vertical rods 21, wherein the transverse rods 22 extend between sheds of the post insulator 10, and the elastic polymer 23 is coated on the transverse rod 22 between the sheds, and can deform after being stressed, so that the umbrella diameter difference of the post insulator can be adapted, and the elastic polymer 23 is used for supporting the decontamination material 12 and the heating plate 13 and generating elastic pressure on the heating plate 13, so that the heating plate 13, the decontamination material 12 and the surface of the post insulator 10 are tightly attached, the decontamination operation is facilitated, and the cleanliness of the coating surface of the post insulator is ensured.
As shown in fig. 4, the heating plate 13 is composed of two completely symmetrical semicircular molds 131, and the two semicircular molds 131 are fastened together to form a complete covering of a section of the post insulator 10, wherein the heating plate 13 is manufactured according to the structure of the post insulator 10, and the outer diameter and the inner diameter thereof are selected according to the size required for the maximum shed covering of the post insulator 10. The semicircular ring mold 131 includes a plug and a connector connected to the plug.
The vertical rod piece 21 is provided with hollow clamping grooves at the positions connected with the transverse rod pieces 22, so that the distance between the transverse rod pieces 22 can be adjusted to adapt to different umbrella distances of the post insulator 10. The transverse rod 22 is in a semi-circular shape, the outer diameter of the semi-circular shape is smaller than that of the smallest umbrella skirt, and the inner diameter of the semi-circular shape is larger than that of the largest umbrella skirt. The inner diameter of the transverse rod member 22 coated with the elastic polymer 23 is smaller than the inner diameter of the transverse rod member 22 not coated with the elastic polymer, and the outer diameter of the transverse rod member 22 coated with the elastic polymer 23 is larger than the outer diameter of the transverse rod member 22 not coated with the elastic polymer, so that the umbrella diameter difference of the post insulator 10 can be adapted because the elastic polymer 23 can deform after being stressed. The thickness of the transverse rod 22 coated with the elastic polymer 23 is greater than the thickness of the heating plate 13 and the dirt removing material 12, so as to generate elastic pressure on the heating plate 13, and the heating plate 13, the dirt removing material 12 and the surface of the post insulator 10 are tightly attached.
In this embodiment, the transverse bar member 22 is fixed to the vertical bar member 21 by means of a dovetail nut 24. The decontamination material 12 is a polymer decontamination material; the heating sheet 13 is a silica gel heating sheet, the maximum temperature resistance of the silica gel heating sheet can reach 250 ℃, the power of the silica gel heating sheet can be designed, and the temperature required by the high polymer material converted from a solid state to a molten state can be quickly reached by electrifying; the elastic polymer 23 can resist the temperature up to 250 ℃ and has flame retardant property.
The working process of the invention is as follows: after arranging polymer scrubbing material in RTV post insulator surface, be in two silica gel heating semicircle ring mould 131 locks on post insulator 10, place the flexible support of two symmetries in between the insulator full skirt under certain thrust action again, then silica gel heating semicircle ring mould 131 with polymer scrubbing material closely laminates with RTV post insulator surface under elastic polymer 23's pressure, then makes it heat polymer material with the circular telegram of silica gel heating plate 13 circular telegram, keeps a period of time to make polymer material turn into the molten state back disconnection power supply stop heating by solid-state, follows flexible support, silica gel heating semicircle ring mould 131 at last take off on post insulator 10 to accomplish a scrubbing operation.
In summary, the technical scheme of the invention has the following advantages:
1. the invention relates to a flexible mould for removing dirt on the surface of a coating of a post insulator, wherein a dirt removing material is covered on the surface of the coating of the post insulator, dirt on the post insulator can be adsorbed by the dirt removing material, a heating sheet is covered on the dirt removing material, the dirt removing material is converted into the temperature required by a molten state from a solid state by heating of the heating sheet, so that the dirt is adsorbed on the dirt removing material, a flexible support is arranged beside the post insulator and comprises a plurality of vertical rod pieces parallel to the rod part of the post insulator and a plurality of transverse rod pieces vertically connected with the vertical rod pieces, the transverse rod pieces are supported and positioned by the vertical rod pieces, the transverse rod pieces extend to the position between sheds of the post insulator, and elastic polymers are covered on the transverse rod pieces at the position between the sheds, the elastic polymer can deform after being stressed, so that the umbrella diameter difference of the post insulator can be adapted, and the elastic polymer is used for supporting the decontamination material and the heating sheet and generating elastic pressure on the heating sheet, so that the heating sheet, the decontamination material and the surface of the post insulator are tightly attached, decontamination operation is facilitated, and the cleanliness of the coating surface of the post insulator is ensured.
2. The flexible mold for removing the dirt on the surface of the coating of the post insulator is characterized in that the heating sheet is composed of two semicircular ring molds which are completely symmetrical, the two semicircular ring molds are buckled together to form a section of complete coating of the post insulator, the heating sheet is manufactured according to the structure of the post insulator, and the outer diameter and the inner diameter of the heating sheet are selected according to the size required by the maximum umbrella skirt coating of the post insulator.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. The utility model provides a clear away dirty flexible mould in post insulator coating surface, wherein post insulator's coating surface coats and is stamped the scrubbing material, the cladding has heating plate, its characterized in that on the scrubbing material: the flexible support is arranged beside the post insulator and comprises a plurality of vertical rods parallel to the rod part of the post insulator and a plurality of transverse rods vertically connected with the vertical rods, wherein the transverse rods extend between sheds of the post insulator, and elastic polymers are coated on the transverse rods at the positions between the sheds.
2. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 1, which is characterized in that: and hollow clamping grooves are formed in the positions, connected with the transverse rod pieces, of the vertical rod pieces.
3. The flexible mold for removing the filth on the surface of the coating of the post insulator according to claim 1 or 2, which is characterized in that: the transverse rod piece is in a semicircular ring shape, the outer diameter of the semicircular ring shape is smaller than that of the smallest umbrella skirt, and the inner diameter of the semicircular ring shape is larger than that of the largest umbrella skirt.
4. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 1, which is characterized in that: the inner diameter of the transverse rod piece coated with the elastic polymer is smaller than that of the transverse rod piece not coated with the elastic polymer, and the outer diameter of the transverse rod piece coated with the elastic polymer is larger than that of the transverse rod piece not coated with the elastic polymer.
5. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 1, which is characterized in that: the thickness of the transverse rod piece coated with the elastic polymer is larger than that of the support insulator coated with the decontamination material and the heating plate.
6. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 1, which is characterized in that: the transverse rod piece is fixed on the vertical rod piece through a dovetail nut.
7. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 1, which is characterized in that: the heating plate consists of two completely symmetrical semicircular ring moulds.
8. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 7, which is characterized in that: the semicircular ring die comprises a plug and a connector connected with the plug.
9. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 7, which is characterized in that: the outer diameter and the inner diameter of the heating plate are selected according to the size required by the maximum shed coating of the post insulator.
10. The flexible mold for removing filth on the surface of the coating of the post insulator according to claim 1, which is characterized in that: the decontamination material is a polymer decontamination material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710771728.8A CN107633928B (en) | 2017-08-31 | 2017-08-31 | Flexible die for removing dirt on surface of coating of post insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710771728.8A CN107633928B (en) | 2017-08-31 | 2017-08-31 | Flexible die for removing dirt on surface of coating of post insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107633928A CN107633928A (en) | 2018-01-26 |
| CN107633928B true CN107633928B (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710771728.8A Active CN107633928B (en) | 2017-08-31 | 2017-08-31 | Flexible die for removing dirt on surface of coating of post insulator |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111530808A (en) * | 2020-05-08 | 2020-08-14 | 徐州华显凯星信息科技有限公司 | Cable insulator cleaning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009129857A (en) * | 2007-11-27 | 2009-06-11 | Chugoku Electric Power Co Inc:The | Polymer bushing cleaning device |
| CN105268671B (en) * | 2015-10-30 | 2017-08-29 | 国网山东省电力公司东营供电公司 | Adhesion type insulator body cleaning device |
| CN106566062B (en) * | 2016-10-18 | 2019-08-27 | 中国电力科学研究院有限公司 | A kind of material and manufacturing method for removing the filth of room temperature vulcanized RTV coating surface |
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| CN107633928A (en) | 2018-01-26 |
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