CN107768947B - Switching busbar that stability is good - Google Patents
Switching busbar that stability is good Download PDFInfo
- Publication number
- CN107768947B CN107768947B CN201710952756.XA CN201710952756A CN107768947B CN 107768947 B CN107768947 B CN 107768947B CN 201710952756 A CN201710952756 A CN 201710952756A CN 107768947 B CN107768947 B CN 107768947B
- Authority
- CN
- China
- Prior art keywords
- copper
- holes
- copper plate
- hole
- connecting ends
- 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.)
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Links
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 230000007704 transition Effects 0.000 claims abstract description 20
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 110
- 229910052802 copper Inorganic materials 0.000 claims description 94
- 239000010949 copper Substances 0.000 claims description 94
- 239000010410 layer Substances 0.000 description 16
- 238000009434 installation Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Installation Of Bus-Bars (AREA)
Abstract
The invention provides a switching bus with good stability, which comprises a bus conductor used for conducting connection between two electric components, wherein the surface of the bus conductor is coated with a layer of ethylene propylene diene monomer rubber serving as an insulating layer, the bus conductor comprises two connecting ends and a transition section fixed between the two connecting ends, the transition section is obliquely arranged, the two connecting ends are mutually parallel, and an included angle a between the transition section and the connecting ends is 140 degrees; the insulating layer is sleeved with the middle layer, so that the insulating layer is convenient and accurate to install, reliable in connection and good in stability.
Description
Technical Field
The invention belongs to a transfer bus, and particularly relates to a transfer bus applied to an environment-friendly inflatable switch cabinet.
Background
At present, the environment-friendly type gas-filled cabinet is cabinet type gas-insulated metal-enclosed switchgear which replaces SF6 with some environment-friendly gases, and can realize the functions of control, protection and isolation in a power system. The transfer bus can realize the electrical connection between the lower outgoing line in the inflatable cabinet and the circuit breaker (load switch), so that the transfer bus plays a very important role in the environment-friendly inflatable cabinet. However, the traditional transfer bus only ensures insulation of the inter-phase transfer bus and insulation between the transfer bus and the cabinet body of the gas-filled cabinet in a mode of increasing the electrical distance, which leads to the increase of the size of the cabinet body and wastes time and energy during installation.
Patent CN201620463289.5 discloses a transfer bus, comprising a bus conductor for electrically connecting between two electrical components, an insulating layer for isolating between adjacent transfer buses and/or between a transfer bus and a cabinet being coated or sleeved on the surface of the bus conductor; the surface of the busbar conductor is coated with an insulating layer formed by casting an epoxy resin material; the space interval distance between adjacent switching buses and between the switching buses and the cabinet body can be reduced, so that the space of the bus chamber in the air charging cabinet is reduced.
The main insulation of the product is an epoxy resin material, and the material has the advantages of easy molding and good insulation, but in the installation process, 2 solid pieces are assembled, the size is accurate, the deformation is small, but the epoxy resin material is easy to shrink, hard collision and hard collision are easy to occur during the installation, and the accurate installation is affected.
Disclosure of Invention
Aiming at the problems, the invention provides the switching bus with good stability, which is convenient and accurate to install, reliable to connect and good in stability.
The specific technical scheme is as follows:
the switching bus with good stability comprises a bus conductor which is used for conducting connection between two electric components, wherein the surface of the bus conductor is coated with a layer of ethylene propylene diene monomer rubber serving as an insulating layer, the bus conductor comprises two connecting ends and a transition section which is fixed between the two connecting ends, the transition section is obliquely arranged, the two connecting ends are mutually parallel, and an included angle a between the transition section and the connecting ends is 140 degrees; the insulating layer overcoat is established the one deck intermediate level, the intermediate level includes first copper, second copper, first copper line and second copper line, and first copper and second copper set up in turn, and the distance between two adjacent first copper and the second copper is the same, and is L3, and the width of first copper is L1, and the width of second copper is L2, L1: l2: l3=2: 1:1, a step of; the first copper plate is provided with a plurality of first through holes along the length direction, the center of the connecting line of every two adjacent first through holes is provided with a second through hole, the aperture of each first through hole is twice that of each second through hole, the second copper plate is provided with a plurality of third through holes along the length direction, the number of the third through holes is the same as that of the first through holes, the corresponding first through holes are positioned on the same horizontal plane, the aperture of each third through hole is the same as that of each first through hole, the first copper wire is in transition fit with the first through holes and the third through holes, the second copper wire is in transition fit with the second through holes, the two ends of the first copper wire sequentially penetrate through the first through holes and the third through holes on the first copper plate and the second copper plate, the two ends of the first copper wire sequentially penetrate through the third through holes on the first copper plate and the second copper plate, the two ends of the second copper plate are respectively welded and fixed on the first copper plate and the second copper plate at the two ends, the first copper plate and the second copper plate are respectively arranged on the outer walls of a busbar conductor in a cladding mode along the length direction, and the first copper plate and the second copper plate are in contact with the ends are fixed through the welding.
The transfer bus with good stability, wherein the threading directions of two adjacent first copper wires are opposite; the threading directions of two adjacent second copper wires are opposite.
The switching bus bar with good stability is characterized in that the thickness of the first copper plate and the second copper plate is 0.5-1.5mm.
Above-mentioned switching busbar that stability is good, wherein, be equipped with a plurality of inserts on the insulating layer inner wall, be equipped with a plurality of slots on the outer wall of female row conductor, the clearance male setting in the slot that the jack passed the intermediate level.
Above-mentioned switching busbar that stability is good, wherein, the inserted block is outside little interior big round platform shape structure, inserted block and slot interference fit.
The beneficial effects of the invention are as follows:
the invention uses the ethylene propylene diene monomer rubber as the insulating layer and is matched with the structure of the middle layer, so that the invention has the advantages of convenient and accurate installation, reliable connection and good stability.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
FIG. 2 is an expanded view of the intermediate layer of the present invention.
Fig. 3 is an exploded view in partial cross-section of the present invention.
Detailed Description
In order to make the technical scheme of the invention clearer and more definite, the invention is further described below with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent substitution and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
Reference numerals
Busbar conductors 1, insulating layers 2, connecting ends 3, transition sections 4, intermediate layers 5, first copper plates 6, second copper plates 7, first copper wires 8, second copper wires 9, plug blocks 10 and slots 11.
As shown in the figure, the switching bus bar with good stability comprises a bus bar conductor 1 which is used for being electrically connected between two electric components, wherein a layer of ethylene propylene diene monomer rubber is coated on the surface of the bus bar conductor as an insulating layer 2, the bus bar conductor comprises two connecting ends 3 and a transition section 4 which is fixed between the two connecting ends, the transition section is obliquely arranged, wherein the two connecting ends are mutually parallel, an included angle a between the transition section and the connecting ends is 140 DEG, an interlayer 5 is sleeved outside the insulating layer, the interlayer comprises a first copper plate 6, a second copper plate 7, a first copper wire 8 and a second copper wire 9, the first copper plate and the second copper plate are alternately arranged, the distances between the adjacent two first copper plates and the second copper plate are the same, and are L3, the width of the first copper plate is L1, the width of the second copper plate is L2, and L1: l2: l3=2: 1:1, a step of; the first copper plate is provided with a plurality of first through holes along the length direction, the center of the connecting line of every two adjacent first through holes is provided with a second through hole, the aperture of each first through hole is twice that of each second through hole, the second copper plate is provided with a plurality of third through holes along the length direction, the number of the third through holes is the same as that of the first through holes, the corresponding first through holes are positioned on the same horizontal plane, the aperture of each third through hole is the same as that of each first through hole, the first copper wire is in transition fit with the first through holes and the third through holes, the second copper wire is in transition fit with the second through holes, the two ends of the first copper wire sequentially penetrate through the first through holes and the third through holes on the first copper plate and the second copper plate, the two ends of the first copper wire sequentially penetrate through the third through holes on the first copper plate and the second copper plate, the two ends of the second copper plate are respectively welded and fixed on the first copper plate and the second copper plate at the two ends, the first copper plate and the second copper plate are respectively arranged on the outer walls of a busbar conductor in a cladding mode along the length direction, and the first copper plate and the second copper plate are in contact with the ends are fixed through the welding.
The threading directions of two adjacent first copper wires are opposite; the threading directions of two adjacent second copper wires are opposite; the specific threading mode of the first copper wire and the second copper wire is as follows:
one of the first copper wires passes through a first through hole of the first copper plate from top to bottom, then passes through a third through hole of the second copper plate from bottom to top, and so on;
the adjacent first copper wires pass through the first through holes from bottom to top, then pass through the third through holes of the second copper plate from top to bottom, and so on;
one of the second copper wires passes through the second through hole of the first copper plate from top to bottom, bypasses the bottom of the second copper plate, passes through the second through hole of the first copper plate from top to bottom, and so on;
the adjacent second copper wires pass through the second through hole of the first copper plate from bottom to top, bypass the top of the second copper plate, pass through the second through hole of the first copper plate from bottom to top, and the like.
The thickness of the first copper plate and the second copper plate is 0.5-1.5mm.
Furthermore, a plurality of inserting blocks 10 are further arranged on the inner wall of the insulating layer, a plurality of inserting grooves 11 are formed in the outer wall of the busbar conductor, and the inserting holes penetrate through gaps of the middle layer and are arranged in the inserting grooves in an inserting mode; the insert block is of a truncated cone-shaped structure with a small outside and a large inside, and is in interference fit with the slot.
Claims (2)
1. The switching bus with good stability is characterized by comprising a bus conductor which is used for conducting connection between two electric components, wherein the surface of the bus conductor is coated with a layer of ethylene propylene diene monomer rubber serving as an insulating layer, the bus conductor comprises two connecting ends and a transition section which is fixed between the two connecting ends, the transition section is obliquely arranged, the two connecting ends are mutually parallel, and an included angle a between the transition section and the connecting ends is 140 degrees; the insulating layer overcoat is established the one deck intermediate level, the intermediate level includes first copper, second copper, first copper line and second copper line, and first copper and second copper set up in turn, and the distance between two adjacent first copper and the second copper is the same, and is L3, and the width of first copper is L1, and the width of second copper is L2, L1: l2: l3=2: 1:1, a step of; the first copper plate is provided with a plurality of first through holes along the length direction, the center of a connecting line of every two adjacent first through holes is provided with a second through hole, the aperture of each first through hole is twice that of each second through hole, the second copper plate is provided with a plurality of third through holes along the length direction, the number of the third through holes is the same as that of the first through holes, the corresponding first through holes are positioned on the same horizontal plane, the aperture of each third through hole is the same as that of each first through hole, the first copper wire is in transition fit with the first through holes and the third through holes, the second copper wire is in transition fit with the second through holes, the first copper wire sequentially passes through the first through holes and the third through holes on the first copper plate and the second copper plate, two ends of the first copper wire are respectively welded and fixed on the first copper plate and the second copper plate at two ends, the first copper plate and the second copper plate at two ends are respectively welded and fixed on the outer wall of a busbar conductor along the length direction, and the first copper plate and the second copper plate are in transition fit with the second copper plate through the end parts which are mutually contacted and fixed;
the threading directions of two adjacent first copper wires are opposite; the threading directions of two adjacent second copper wires are opposite, the thickness of the first copper plate and the second copper plate is 0.5-1.5mm, a plurality of inserting blocks are arranged on the inner wall of the insulating layer, a plurality of inserting grooves are formed in the outer wall of the busbar conductor, and the inserting grooves penetrate through gaps of the middle layer and are arranged in the inserting grooves in an inserting mode.
2. The switching bus bar with good stability according to claim 1, wherein the plug block is of a truncated cone-shaped structure with a small outside and a large inside, and the plug block is in interference fit with the slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710952756.XA CN107768947B (en) | 2017-10-13 | 2017-10-13 | Switching busbar that stability is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710952756.XA CN107768947B (en) | 2017-10-13 | 2017-10-13 | Switching busbar that stability is good |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107768947A CN107768947A (en) | 2018-03-06 |
| CN107768947B true CN107768947B (en) | 2023-12-08 |
Family
ID=61268108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710952756.XA Active CN107768947B (en) | 2017-10-13 | 2017-10-13 | Switching busbar that stability is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107768947B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203967525U (en) * | 2014-06-19 | 2014-11-26 | 江苏有能电气成套有限公司 | A kind of low-tension switch cabinet bus |
| CN205645308U (en) * | 2016-05-20 | 2016-10-12 | 河南森源电气股份有限公司 | Transfer bus and use cabinet of aerifing of this transfer bus |
| CN207368379U (en) * | 2017-10-13 | 2018-05-15 | 镇江市丹高电器有限公司 | A kind of good transfer bus of stability |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112014006058B4 (en) * | 2013-12-25 | 2021-06-17 | Yazaki Corporation | Battery wiring module |
-
2017
- 2017-10-13 CN CN201710952756.XA patent/CN107768947B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203967525U (en) * | 2014-06-19 | 2014-11-26 | 江苏有能电气成套有限公司 | A kind of low-tension switch cabinet bus |
| CN205645308U (en) * | 2016-05-20 | 2016-10-12 | 河南森源电气股份有限公司 | Transfer bus and use cabinet of aerifing of this transfer bus |
| CN207368379U (en) * | 2017-10-13 | 2018-05-15 | 镇江市丹高电器有限公司 | A kind of good transfer bus of stability |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107768947A (en) | 2018-03-06 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant |