CN202487226U - Mother board with multi-layer insulation structure - Google Patents
Mother board with multi-layer insulation structure Download PDFInfo
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- CN202487226U CN202487226U CN2011205480793U CN201120548079U CN202487226U CN 202487226 U CN202487226 U CN 202487226U CN 2011205480793 U CN2011205480793 U CN 2011205480793U CN 201120548079 U CN201120548079 U CN 201120548079U CN 202487226 U CN202487226 U CN 202487226U
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- busbar
- layer
- releasing agent
- naked
- coating
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Abstract
The utility model provides a mother board with a multi-layer insulation structure, wherein excellent insulation protection performance is possessed, and insulating layers can be easily removed. The mother board comprises the components as following: a bare mother board; mold lubricant layers, which are arranged on the bare mother board; and insulating layers arranged on the mold lubricant layers.
Description
Technical field
The utility model relates to a kind of busbar with multi-layer insulating structure, more specifically, relates to a kind of busbar with the multi-layer insulating structure that is easy to insulating barrier is removed.
Background technology
The field is required in the power station etc. provides good insulation performance protection for busbar and busbar joint.Protection is employed in prefabricate solution usually for busbar at present, and common scheme comprises thermal shrinkable sleeve and shrinkage cover technology.This Technology Need carries out prefabricated for fixed structure, and its with busbar combine not closely, thermal conductivity is bad, is not suitable for joint area.Therefore need a kind of can the construction at the scene, insulation effect is good, and the solution of being convenient to safeguard that is applicable to joint protective.
The utility model content
The purpose of the utility model provides a kind of busbar with multi-layer insulating structure, and its insulating barrier is easy to remove.
The utility model provides a kind of busbar with multi-layer insulating structure, comprising:
Naked busbar, said naked busbar is the flat conductor;
Releasing agent layer, said releasing agent layer are arranged on the said naked busbar; With
Insulating barrier, said insulating barrier is arranged on the said releasing agent layer.
Beneficial effect of the present invention is for insulating protection a solution flexibly to be provided.The busbar with insulating structure of the utility model can be accomplished at the scene, and its insulation and good heat conduction effect can provide the good insulation performance protection, and owing to adopted releasing agent layer, can easily remove insulating barrier when needed in running.
Description of drawings
Fig. 1 (a)-(c) is the structural representation of an instance of naked busbar, and wherein Fig. 1 (a) is a vertical view, and Fig. 1 (b) is an end view, and Fig. 1 (c) is a stereogram.
Fig. 2 is the profile of the busbar of an embodiment of the utility model.
Fig. 3 (a)-(c) is the sketch map of the busbar joint of another embodiment of the utility model, and wherein Fig. 3 (a) is a vertical view, and Fig. 3 (b) is a cutaway view, and Fig. 3 (c) is a stereogram.
In the drawings, 1 is naked busbar, and 2 is releasing agent layer, and 3 is insulating barrier, and 4 is busbar joint area contact-making surface, and 5 is bolt, and 6 is nut, and 7 is busbar track bolt hole.
Embodiment
The utility model is that insulating protection provides a solution flexibly.The busbar with insulating structure of the utility model can be accomplished at the scene; Wherein on naked busbar, form releasing agent layer; On releasing agent layer, form continuous insulating barrier afterwards, this insulating barrier combines closely with naked busbar, and no air layer is isolated; Therefore insulation and good heat conduction effect can provide the good insulation performance protection in running.Because this structure has adopted releasing agent layer when carrying out insulation protection, can easily remove insulating barrier when for example keeping in repair when needed.
The busbar with insulation system of the utility model is applicable to that any needs provide the place of insulation protection, such as but not limited to, transformer station, power transformation case etc.More specifically, the insulating structure of the utility model can be used for the insulating protection of busbar, can also be used for the insulating protection of busbar joint.
The busbar with multi-layer insulating structure of the utility model comprises naked busbar, is arranged on the releasing agent layer on the said naked busbar and is arranged on the insulating barrier on the said releasing agent layer.
The term " naked busbar " that uses in this article is meant a kind of conductor of flat; For example; In the electric power system, the flat metallic conductor that is connected between the switch in switch and each shunt circuit, transformer etc. or other electric components, its effect is an electric energy transmitting.Naked busbar structure is a flat, and thickness is generally 5-10mm, and width is generally at 20mm-150mm, and length then can change according to the actual conditions of using, generally at 500mm-3000mm.The general overlap joint and use bolt at bolt hole place when naked busbar connects forms a naked busbar joint thus.
According to a specific embodiments, can constitute by normally used electric conducting material as the naked busbar of bottom, for example be metal level, like copper, aluminium and iron, or its combination.Naked busbar can be the conductor of flat, also can comprise the busbar joint, and an one of which instance has the structure shown in Fig. 1 (a)-(c), and its two ends have installs the hole that nut is used when supplying to connect.
According to a specific embodiments, releasing agent layer is arranged on the naked busbar, and the main component that is used to form the release agent of this layer can be any known release agent, for example low-molecular-weight polyolefin such as polyethylene and wax etc.
According to a specific embodiments, insulating barrier is arranged on the releasing agent layer.This insulating barrier forms through applying coatings, and operable coatings comprises polyurethane coating, epoxy coating, acrylic coating, organosilicon coating etc., also can be the mixture of these coating.The insulation property of busbar, heat conductivility and protection effect depend on the selection of insulating coating.The instance of the coatings that can select for use comprises 3M Scotchcast525BG no-solvent polyurethane coatings; 3M Scotchkote 323 solventless epoxy coatings; 3M Scotchkote PolyTech CSM 658 acrylic coatings; 3M Scotchkote 301 solvent-borne type epoxy coatings, 3M Scotchkote 201 solvent borne polyurethane coating, etc.
Can adopt various painting methods in the utility model, such as but not limited to blade coating, spraying, roller coating, brushing etc.
In the multi-layer insulating structure body of the utility model, do not limit for the thickness of each layer is special, can select as required.Generally speaking, in order to realize peeling off preferably effect, the thickness of releasing agent layer is the 10-200 micron, is preferably the 20-100 micron, more preferably the 20-50 micron.In order to realize the good insulation performance performance, the thickness of insulating barrier is the 50-2000 micron, is preferably the 100-1500 micron, more preferably the 100-1000 micron.
The multi-layer insulating structure body of the utility model is applicable to the busbar joint of various connected modes, such as but not limited to the mode of controlling of overlap joint, brass bolt connect, the method connection of dissimilar metal welding etc.
Fig. 2 and Fig. 3 (a)-(c) are the sketch map of the specific embodiments of the utility model.Wherein Fig. 2 is a profile that is used for the embodiment of busbar insulating protection, and wherein 1 is naked busbar, and 2 is releasing agent layer, and 3 is insulating barrier.Fig. 3 (b) is the profile of the embodiment of an overlap joint busbar splice insulation protection that is used for being connected by nut.Wherein 1 is naked busbar, and 2 is releasing agent layer, and 3 is insulating barrier, and 4 is busbar joint area contact-making surface, and 5 is bolt, and 6 is nut.
Form the utility model have the busbar of insulating structure the time, can adopt the method that is described below.At first, on naked busbar or naked busbar joint ground, apply releasing agent layer, apply the coatings layer then, thereby obtain the busbar that this has multilayer structure making.When removing, insulating coating can directly be removed with hand, or can with cutter coating be scratched earlier, and insulating coating and metal level are broken away from.
Further specify the technical scheme of the utility model below through specific embodiment.But said embodiment does not limit the scope of the utility model.
Embodiment 1
Preparation has the step of the busbar of insulation multilayer structure making:
1. with the naked busbar of solvent clean copper;
2. on naked busbar surface, scrape coating release agent;
3. on the polylith model, distinguish blade coating 3M Scotchcast525BG no-solvent polyurethane coatings, 3M Scotchkote 323 solventless epoxy coatings and 3M Scotchkote PolyTech CSM658 acrylic coating; With
4. under room temperature, normal pressure, leave standstill curing.
Wherein material therefor is:
1. cleaning solvent is xylenes (analyzing pure), is produced by Chemical Reagent Co., Ltd., Sinopharm Group.
2. the release agent model is SP-7R01 (low-molecular-weight polyolefin), is produced by WN.SHAW company.
Device therefor is:
Wet film preparing device, model are SZQ-300, are produced by Shanghai Modern Environmental Engineering Technology Co., Ltd..
Embodiment 1 has formed the continuous insulating coating that closely contacts with naked busbar ground.
The insulation coating layer thickness and the puncture voltage of the completely crued insulating structure that measurement forms in embodiment 1; Wherein said coating layer thickness uses Qnix7500 coating layer thickness appearance, measures through magnetic strength mode or current vortex mode, and puncture voltage detects through on High-pressure measurement Instrument, model being immersed in the transformer oil.
Equipment therefor comprises:
High-pressure measurement Instrument, model are DJC-50KV, are produced by the calm and peaceful testing machine in Jilin Province Co., Ltd.
Coating layer thickness appearance, model are Qnix7500, are produced by German Knicks company.
The result of embodiment 2 shows below:
Each structure among the The above results proof embodiment 1 all can provide insulation protection for busbar effectively.
The structure that in embodiment 3, embodiment 1 is formed carries out disbonded test, and whether the insulating coating that detects in this structure is easy to remove.Wherein after the step 4 of embodiment 1, directly remove coating with hand.
The result of this embodiment shows: the insulating coating of structure all is easy to remove among the embodiment 1, can remove with hand.
The foregoing description proves that exemplarily the utility model provides a kind of busbar with multi-layer insulating structure, and it possesses excellent insulation protection performance, and its insulating barrier can easily be removed.
Claims (6)
1. busbar with multi-layer insulating structure comprises:
The naked busbar of flat conductor;
Releasing agent layer, said releasing agent layer are arranged on the said naked busbar; With
Insulating barrier, said insulating barrier is arranged on the said releasing agent layer.
2. the busbar with multi-layer insulating structure according to claim 1, wherein said busbar comprises the busbar joint, said busbar joint comprises:
Naked busbar joint;
Releasing agent layer, said releasing agent layer are arranged on the said naked busbar joint; With
Insulating barrier, said insulating barrier is arranged on the said releasing agent layer.
3. the busbar with multi-layer insulating structure according to claim 1 and 2, wherein said naked busbar is made up of copper, aluminium or iron.
4. the busbar with multi-layer insulating structure according to claim 1 and 2, wherein said releasing agent layer is formed by low-molecular-weight polyolefin or wax.
5. the busbar with multi-layer insulating structure according to claim 1 and 2, wherein said insulating barrier forms through applying coatings.
6. the busbar with multi-layer insulating structure according to claim 5, wherein said coatings are polyurethane coating, epoxy coating, acrylic coating or organosilicon coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205480793U CN202487226U (en) | 2011-12-23 | 2011-12-23 | Mother board with multi-layer insulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205480793U CN202487226U (en) | 2011-12-23 | 2011-12-23 | Mother board with multi-layer insulation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202487226U true CN202487226U (en) | 2012-10-10 |
Family
ID=46961630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205480793U Expired - Lifetime CN202487226U (en) | 2011-12-23 | 2011-12-23 | Mother board with multi-layer insulation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202487226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108063019A (en) * | 2017-12-26 | 2018-05-22 | 上海振大电器成套有限公司 | A kind of master row insulating layer manufacturing method thereof |
-
2011
- 2011-12-23 CN CN2011205480793U patent/CN202487226U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108063019A (en) * | 2017-12-26 | 2018-05-22 | 上海振大电器成套有限公司 | A kind of master row insulating layer manufacturing method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
|
| CX01 | Expiry of patent term |