CN203733493U - Laminated busbar structure - Google Patents
Laminated busbar structure Download PDFInfo
- Publication number
- CN203733493U CN203733493U CN201420130159.0U CN201420130159U CN203733493U CN 203733493 U CN203733493 U CN 203733493U CN 201420130159 U CN201420130159 U CN 201420130159U CN 203733493 U CN203733493 U CN 203733493U
- Authority
- CN
- China
- Prior art keywords
- layer
- conductive layer
- aperture
- bus bar
- flexible insulating
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 238000009413 insulation Methods 0.000 claims abstract description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000010949 copper Substances 0.000 claims abstract description 13
- 229910052802 copper Inorganic materials 0.000 claims abstract description 13
- 239000011810 insulating material Substances 0.000 claims description 9
- 238000002955 isolation Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 230000009977 dual effect Effects 0.000 abstract description 2
- 239000012774 insulation material Substances 0.000 abstract 3
- 238000010030 laminating Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 104
- 238000005520 cutting process Methods 0.000 description 3
- 238000007731 hot pressing Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 239000011529 conductive interlayer Substances 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Insulating Bodies (AREA)
Abstract
The utility model relates to a laminated busbar structure. The laminated busbar structure is characterized in that the laminated busbar structure comprises a lower conductive layer and N upper layers which are laminated in sequence and are fastened by plastic screws and nuts, wherein the upper layer is formed by sequentially laminating a flexible insulation layer, a rigid insulation layer and an upper conductive layer; and the N is an integer not less than 1. According to the laminated busbar structure, a rigid insulation material and a flexible insulation material are utilized mixedly, so that dual isolation is achieved, electric isolation between conductive copper bars of a laminated busbar can be guaranteed to be safe, a knife mold is not needed to process the flexible insulation material, and convenient processing and low cost are achieved.
Description
Technical field
The utility model relates to a kind of laminated bus bar structure, can be applicable to high-power power domain.
Background technology
Laminated bus bar also claims composite bus bar, is that a kind of multi-layer compound structure connects row, can be the highway of distribution system.The high-power modular syndeton parts with features such as can repeating electric property, Low ESR, anti-interference, good reliability, saving space, therefore use more and more extensive in field of power electronics.
Existing laminated bus bar structure is mainly that two-layer or multilayer copper bar are stacked, and copper bar carries out electrical isolation with insulating material between layers, and by related process, multilayer copper bar and multi-layer insulation is pressed into an integral body.But existing laminated bus bar structure has following shortcoming:
The one, the equipment needing in manufacture process is many, as punching apparatus, cutting knife die, hot pressing thermally conductive dies, hot-press equipment etc., and because the equipment such as cutting die and hot pressing thermally conductive dies all do not possess versatility, different environment for use needs different equipment, and cycle of causing laminated bus bar to be manufactured is long, cost is high; The 2nd, need special-purpose material and equipment to carry out the fixing of conductive layer and insulating barrier, complicated operation, fixing and dismounting all has no small difficulty.
Utility model content
The purpose of this utility model is to provide a kind of laminated bus bar structure, by mixed rigid insulation and flexible insulating material, substitute the flexible insulating material that tradition is used, on each layer of conducting copper, offer different hole, aperture, utilize plastic screw, plastic nut to carry out fastening to conducting copper and insulating material, reach rapid processing, the object reducing the cost.
The utility model adopts following scheme to realize: a kind of laminated bus bar structure, is characterized in that: comprise by plastic screw, fastening nuts, and the lower conductiving layer stacking gradually and N upper strata; Described upper strata is stacked gradually and is formed by flexible insulating layer, rigid insulation layer and upper conductive layer; Wherein N is not less than 1 integer.
In the utility model one embodiment, described plastic screw, nut have M couple at least, and described plastic screw is separately through being opened in concentric holes on described lower conductiving layer and upper strata and corresponding fastening nuts, and wherein M is the conductive layer number of plies, M=N+1.
In the utility model one embodiment, in every row concentric holes of described M layer conductive layer: only have one deck conductive layer to offer aperture, remaining conductive layer is all offered the macropore concentric with described aperture, and described flexible insulating layer, rigid insulation layer are all offered the aperture with the concentric same footpath of described aperture.
In the utility model one embodiment, in described M layer conductive layer, every one deck conductive layer is at least offered an aperture and a macropore.
In the utility model one embodiment, described conductive layer consists of copper bar, and described flexible insulating layer consists of flexible insulating material, and described rigid insulation layer consists of hard insulation.
The utility model possesses following beneficial effect:
1) mix and use hard insulation and flexible insulating material, dual resisteance, guarantee the electrical isolation safety between the conducting copper of laminated bus bar, and flexible insulating material and hard insulation can be carried out simple paste fixing after, by lathe, process perforate, without using specific cutting die separately flexible insulating material to be processed, easy to process, with low cost.
2) different hole, perforate footpath on the conductive layer consisting of copper bar, when certain layer of conductive layer offered aperture, remaining conductive layer is all offered the macropore concentric with this aperture, increases the creepage distance between conductive layer, meets the electrical isolation safety between adjacent conductive copper bar.
3) utilize plastic screw, plastic nut fixedly conductive layer and rigid insulation layer, flexible insulating layer, without adopting hot-press equipment and hot pressing thermally conductive dies to carry out pressing, reduce costs, simple in structure, processing ease, convenient fixing and dismounting.
Accompanying drawing explanation
Fig. 1 is the explosive view of the utility model one embodiment.
Part sectioned view when Fig. 2 is the upper strata conducting copper wide-bore of 2 layers of conductive layer of the utility model row structures after fixing.
Fig. 3 is the part sectioned view of the upper strata conductive copper of 2 layers of conductive layer of the utility model row structures after fixing while arranging aperture.
Wherein: 1 represents upper conductive layer, 2 represent rigid insulation layer, 3 represent flexible insulating layer, and 4 represent lower conductiving layer, and 5 represent plastic screw, 6 represent plastic nut, 7 represent upper strata, and 71 represent the concentric holes on upper conductive layer, and 72 represent the concentric holes on rigid insulation layer, 73 represent the concentric holes on flexible insulating layer, and 74 represent the concentric holes on lower conductiving layer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
The present embodiment provides a kind of laminated bus bar structure, it is characterized in that: comprise by plastic screw, fastening nuts, and the lower conductiving layer stacking gradually and N upper strata; Described upper strata is stacked gradually and is formed by flexible insulating layer, rigid insulation layer and upper conductive layer; Wherein N is not less than 1 integer.
In the utility model one embodiment, described plastic screw, nut have M couple at least, and described plastic screw is separately through being opened in concentric holes on described lower conductiving layer and upper strata and corresponding fastening nuts, and wherein M is the conductive layer number of plies, M=N+1.In every row concentric holes of described M layer conductive layer: only have one deck conductive layer to offer aperture, remaining conductive layer is all offered the macropore concentric with described aperture, and described flexible insulating layer, rigid insulation layer are all offered the aperture with the concentric same footpath of described aperture.In described M layer conductive layer, every one deck conductive layer is at least offered an aperture and a macropore.
The N of take below equals 1 as example, and 2 layers of conductive layer are described the utility model.
Refer to Fig. 1-Fig. 3, laminated bus bar comprises conductive layer 1, rigid insulation layer 2, flexible insulating layer 3, lower conductiving layer 4, on upper conductive layer 1 and lower conductiving layer 4, all having aperture is the hole of D1 and two kinds of sizes of D2, has the hole that aperture is D1 on rigid insulation layer and flexible insulating layer.
When upper conductive layer 1 is opened aperture 71, rigid insulation layer 2 and 3 layers of flexible insulations all have with upper conductive layer 1 on the hole 72,73 in the concentric same footpath of aperture, lower conductiving layer 4 has the macropore 74 concentric with upper conductive layer 1; When upper conductive layer 1 wide-bore 74, lower conductiving layer 4 has the aperture 71 concentric with upper conductive layer 1, and rigid insulation layer 2 and flexible insulating layer 3 all have the aperture 72,73 with lower conductiving layer 4 concentric same footpaths.The aperture of aperture 71,72,73 is a bit larger tham the diameter of plastic screw screw rod, and the aperture of aperture 71 is less than the aperture of macropore 74, i.e. D1 < D2.
When upper conductive layer is opened aperture, plastic screw is sealed through aperture and plastic nut on upper conductive layer, rigid insulation layer, flexible insulating layer, in realization, conductive layer and intermediate insulating layer is connected and fixed, the effect of the macropore on lower conductiving layer correspondence position is the creepage distance that increases upper and lower conductive layer, guarantees the electrical isolation safety between laminated bus bar.
During upper conductive layer wide-bore, plastic screw is sealed through aperture and the plastic nut of rigid insulation layer, flexible insulating layer, lower conductiving layer, realize being connected and fixed of intermediate insulating layer and lower conductiving layer, the effect of the macropore on upper conductive layer correspondence position is the creepage distance that increases upper and lower conductive layer, guarantees the electrical isolation safety between laminated bus bar.
By said structure is expanded, at adjacent conductive interlayer, add rigid insulation layer and flexible insulating layer, on each conductive layer, offer different hole, aperture, when certain one deck conductive layer is offered aperture, remaining conductive layer is all offered the macropore concentric with this aperture, all insulating barriers are all offered the aperture with this concentric same footpath of aperture, then fix by plastic screw, plastic nut, can make that tool haves three layers or the laminated bus bar of more conductive layers.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (5)
1. a laminated bus bar structure, is characterized in that: comprise by plastic screw, plastic nut fastening, and the lower conductiving layer stacking gradually and N upper strata; Described upper strata is stacked gradually and is formed by flexible insulating layer, rigid insulation layer and upper conductive layer; Wherein N is not less than 1 integer.
2. laminated bus bar structure according to claim 1, it is characterized in that: described plastic screw, plastic nut have M couple at least, described plastic screw is fastening with corresponding plastic nut through the concentric holes being opened on described lower conductiving layer and upper strata separately, wherein M is the conductive layer number of plies, M=N+1.
3. laminated bus bar structure according to claim 2, it is characterized in that: in every row concentric holes of described M layer conductive layer: only have one deck conductive layer to offer aperture, remaining conductive layer is all offered the macropore concentric with described aperture, and described flexible insulating layer, rigid insulation layer are all offered the aperture with the concentric same footpath of described aperture.
4. laminated bus bar structure according to claim 2, is characterized in that: in described M layer conductive layer, every one deck conductive layer is at least offered an aperture and a macropore.
5. laminated bus bar structure according to claim 1, is characterized in that: described conductive layer consists of copper bar, and described flexible insulating layer consists of flexible insulating material, and described rigid insulation layer consists of hard insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130159.0U CN203733493U (en) | 2014-03-21 | 2014-03-21 | Laminated busbar structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130159.0U CN203733493U (en) | 2014-03-21 | 2014-03-21 | Laminated busbar structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203733493U true CN203733493U (en) | 2014-07-23 |
Family
ID=51203544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420130159.0U Expired - Lifetime CN203733493U (en) | 2014-03-21 | 2014-03-21 | Laminated busbar structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203733493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952804A (en) * | 2019-05-17 | 2020-11-17 | 罗杰斯私人有限公司 | Interface region for connecting a pin-like element to a busbar, system comprising an interface region and method for manufacturing an interface region |
-
2014
- 2014-03-21 CN CN201420130159.0U patent/CN203733493U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952804A (en) * | 2019-05-17 | 2020-11-17 | 罗杰斯私人有限公司 | Interface region for connecting a pin-like element to a busbar, system comprising an interface region and method for manufacturing an interface region |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |