CN101667474B - Insulating tube type busbar manufacturing method - Google Patents
Insulating tube type busbar manufacturing method Download PDFInfo
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- CN101667474B CN101667474B CN2009103060893A CN200910306089A CN101667474B CN 101667474 B CN101667474 B CN 101667474B CN 2009103060893 A CN2009103060893 A CN 2009103060893A CN 200910306089 A CN200910306089 A CN 200910306089A CN 101667474 B CN101667474 B CN 101667474B
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Abstract
The invention relates to an insulating tube type busbar and a manufacturing method thereof in the technical field of high voltage distribution. The insulating tube type busbar comprises: an insulating tube type busbar conductor, an internal conductive pipe or a plurality of leads, radiating holes, radiating spaces inside the pipe and end plate open pores, wherein the insulating tube type busbar conductor is arranged at the outermost layer and is internally provided with the internal conductive pipe; and the end part of the insulating tube type busbar conductor is provided with the radiating holes. By utilizing the hollow insulating tube type busbar conductor, a conductor is added in the insulating tube type busbar conductor, the hollow conductor of the insulating tube type busbar is internally stuffed with the conductive pipe, or a plurality of corresponding leads and presses the end part thereof into a whole; radiating and temperature reduction measures are taken, and the end part of the insulating busbar is provided with radiating holes, therefore, the current-carrying capacity can be increased without increasing the external diameter size of the busbar, thus reducing the using amount of insulation materials and lowering cost.
Description
Technical field
What the present invention relates to is a kind of high voltage technical field insulated wire and processing method thereof, specifically is a kind of insulating tube type busbar and processing method thereof.
Background technology
In the AC distribution device below 35KV, increasing employing pipe typed insulation bus comes transferring electric power.Tube type bus cross-sectional area of conductor and diameter decide according to the size of electric current.Because kelvin effect, the contact tube wall thickness can not infinitely strengthen, and therefore electric current is big more under the certain situation of voltage; The pipe typed insulation diameter is also big more, and the also corresponding increase of insulating material is many more, and the annex of support is also done bigger and bigger; Therefore, even under the constant situation of voltage, electric current is big more; The insulation costs of pipe typed insulation bus and annex cost all increase very big, and this obviously is irrational.
Retrieval through to prior art is found, Chinese patent ZL200720032714.6, the utility model patent of authorizing publication number CN201075310Y; Put down in writing a kind of " special-shaped tube type bus ", having comprised: owing to self rib is arranged, changed the mechanical strength of himself on this novel special-shaped tube type bus; Be not easy to bend, amount of deflection reduces, and compares with existing tube type bus; Under the situation identical in bus ampacity size, that span is identical; Can be much littler than the caliber of existing tube type bus, save material, help construction and installation.If but the rib that this technology is arranged on the inwall can produce cracking when bending machining, ampacity is reduced greatly.
Summary of the invention
The present invention is directed to the above-mentioned deficiency that prior art exists, a kind of insulating tube type busbar and processing method thereof are provided, the present invention can obviously reduce the insulating tube type busbar cost of raw material than prior art.
The present invention realizes through following technical scheme:
The present invention relates to insulating tube type busbar; Its structure is: comprising: insulating tube type busbar conductor, interior contact tube or some interior heat-dissipating space of lead, louvre, pipe and end plate perforates; Wherein: the insulating tube type busbar conductor is positioned at outermost layer; Be provided with interior contact tube in the inside of insulating tube type busbar conductor, be provided with louvre at the insulating tube type busbar end conductor.
The cross section of said insulating tube type busbar conductor is a tubular, and the cross section external diameter is 60mm to 140mm, and the cross section internal diameter is 40mm to 110mm.
Described insulating tube type busbar conductor is copper or aluminium.
The cross section of said contact tube is a tubular, and the cross section external diameter is 45mm to 125mm, and the cross section internal diameter is 35mm to 115mm; This contact tube is copper or aluminium.
The cross section of said lead is circular, and diameter of section is that 1mm to 2mm selects 1mm
2The lead of specification.
The invention still further relates to the processing method of insulating tube type busbar, utilize the insulating tube type busbar conductor of hollow, in the insulating tube type busbar conductor, add conductor; In the conductor of insulating tube type busbar hollow, fill in contact tube or corresponding some leads, and the end is pressed into integral body, take the radiating and cooling measure; In the isolated bus end louvre is set, under the situation that does not increase the bus outside dimension, can increases ampacity like this; Thereby reduce the use amount of insulating material, reduce cost.
Comprise that step is specific as follows:
(1) select contact tube or lead identical with the insulating tube type busbar conductor, that length is slightly long subsequent use.
Described contact tube, its external diameter require less than insulating tube type busbar internal diameter 2～3mm, and its wall thickness is selected according to the rated current size of insulating tube type busbar, requires contact tube that slight crack can not be arranged, and even tube wall.
Described lead is selected number of conductors according to the rated current size of insulating tube type busbar.Require the lead softness, broken string can not be arranged, the line footpath evenly.
(2) insulating tube type busbar conductor and the contact tube two cephalic par 300mm inside and outside walls or the lead two cephalic par 300mm left and right sides length that need to add are done zinc-plated or silver-plated processing, the alignment of lead root root, bunchy is placed.
(3) insulating tube type busbar and contact tube or wire-bonds are handled:
Ready contact tube or lead are filled in the insulating tube type busbar conductor, and two exceeds 15～20mm;
The contact tube end that plug is good is squeezed into a rectangle integral body with press with contact tube and insulating tube type busbar conductor, and the wiring end plate is made in punching in the plane.
(4) perforate on tube wall is about the 4mm of aperture; Two ends are respectively opened one, form the louvre of convection current.
The mode that the present invention utilizes the insulating tube type busbar conductor to combine with contact tube or lead; Made full use of wherein hollow space space; Improve current capacity, the sectional area that had both enlarged effective-current has guaranteed current capacity, is convenient to processing such as bending again; And the external diameter that makes insulating tube type busbar is able to reduce, thereby the use amount that has reduced insulating material has reduced cost.
Description of drawings
Fig. 1 fills in the lead sketch map among the embodiment in the conductor of insulating tube type busbar hollow;
Wherein: a, front view, b end view, c vertical view.
Fig. 2 is for filling in the contact tube sketch map of hollow in the insulating tube type busbar conductor among the embodiment;
Wherein: a, front view, b end view, c vertical view.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated: present embodiment provided detailed execution mode and concrete operating process, but protection scope of the present invention is not limited to following embodiment being to implement under the prerequisite with technical scheme of the present invention.
As shown in Figure 1, electric current be 4000A insulating tube type busbar and in fill in the processing method of lead
Electric current is that the insulating tube type busbar of 4000A comprises: heat-dissipating space 4 and end plate perforate 5 in insulating tube type busbar conductor 1, lead 2, louvre 3, the pipe; Wherein: insulating tube type busbar conductor 1 is positioned at outermost layer; Be provided with some leads 2 in the inside of insulating tube type busbar conductor 1, be provided with louvre 3 in insulating tube type busbar conductor 1 end.
Said insulating tube type busbar conductor 1 is specially the copper tube of external diameter 80mm internal diameter 60mm, the copper content of this copper tube＞99.4%;
Said lead 2 is by 300 2mm
2Zinc-plated copper wire is formed, and end tiling pressing result is shown in Fig. 1 end view;
Said louvre 3 is the circular hole of each diameter 8mm of both ends, is used for cross-ventilation, is used to manage interior heat radiation;
Heat-dissipating space 4 is a heat-dissipating space in the contact tube in the said pipe;
Said end plate perforate 5 is for connecting the connecting hole of other equipment;
The processing method of insulating tube type busbar in the foregoing description, concrete steps are following:
The first step, 1 liang of cephalic par 300mm of insulating tube type busbar conductor left and right sides inside and outside wall is done zinc-plated or silver-plated processing; Lead 2 root alignment of flexible cord, bunchy is placed.
Second step, conductor combine to handle:
The contact tube end of having filled in conductor is squeezed into a rectangle integral body with press with contact tube and pipe inner wire, and the wiring end plate is made in punching in the plane;
The 3rd step, louvre are made:
Perforate on apart from the tube wall of the suitable distance of contact tube wiring end plate is about the 8mm of aperture; Two ends are respectively opened one, form the louvre of convection current.
The 4th step, end are cut flat, zinc-plated again or silver-plated processing after polishing is clean.
Present embodiment can guarantee that ampacity reaches 4000A, and temperature rise is lower than 60K, and sectional area is equivalent to external diameter 100mm, the copper tube ampacity of internal diameter 80mm, however thereby reduced 20mm practices thrift insulating material 20%
As shown in Figure 2, electric current be 4000A insulating tube type busbar and in fill in the processing method of the contact tube of hollow,
Electric current is that the insulating tube type busbar of 4000A comprises: heat-dissipating space 4 and end plate perforate 5 in insulating tube type busbar conductor 1, interior contact tube 2, louvre 3, the pipe; Wherein: insulating tube type busbar conductor 1 is positioned at outermost layer; Contact tube 2 in the inside of insulating tube type busbar conductor 1 is provided with, and are provided with louvre 3 in insulating tube type busbar conductor 1 end.
Said insulating tube type busbar conductor 1 is specially the copper tube of external diameter 80mm internal diameter 60mm, the copper content of this copper tube＞99.4%;
Said louvre 3 is the circular hole of each diameter 8mm of both ends, is used for cross-ventilation, is used to manage interior heat radiation;
Heat-dissipating space 4 is a heat-dissipating space in the contact tube in the said pipe;
Said end plate perforate 5 is for connecting the connecting hole of other equipment;
Electric current described in the foregoing description is the processing method of the insulating tube type busbar of 4000A, and concrete steps are following:
The first step, insulating tube type busbar conductor 1 and 2 liang of cephalic par 300mm of interior contact tube left and right sides inside and outside wall are done zinc-plated or silver-plated processing;
Second step, conductor combine to handle:
The contact tube end of having filled in conductor is squeezed into a rectangle integral body with press with contact tube and pipe inner wire, and the wiring end plate is made in punching in the plane;
The 3rd step, louvre are made:
Perforate on apart from the tube wall of the suitable distance of contact tube wiring end plate is about the 8mm of aperture; Two ends are respectively opened one, form the louvre of convection current.
The 4th step, end are cut flat, zinc-plated again or silver-plated processing after polishing is clean.
Present embodiment can guarantee that ampacity reaches 4000A, and temperature rise is lower than 60K, and sectional area is equivalent to external diameter 100mm, the copper tube ampacity of internal diameter 80mm, however thereby reduced 20mm practices thrift insulating material 20%.
Claims (4)
1. the processing method of an insulating tube type busbar; This bus comprises: insulating tube type busbar conductor, interior contact tube or some interior heat-dissipating space of lead, louvre, pipe and end plate perforates; Wherein: the insulating tube type busbar conductor is positioned at outermost layer, and contact tube or lead in the inside of insulating tube type busbar conductor is provided with are provided with louvre at the insulating tube type busbar end conductor; It is characterized in that, comprise the steps:
1) selection is subsequent use with the contact tube or the lead of the identical material of insulating tube type busbar conductor, and this contact tube or conductor length are longer than the insulating tube type busbar conductor;
2) the insulating tube type busbar conductor is done zinc-plated or silver-plated processing with the contact tube two cephalic par 300mm inside and outside walls or the lead two cephalic par 300mm that need adding, the alignment of lead root root, bunchy is placed;
3) insulating tube type busbar conductor and contact tube or wire-bonds are about to ready contact tube or lead and fill in the insulating tube type busbar conductor, and two exceed 15～20mm;
4) with press the end of contact tube or lead and insulating tube type busbar conductor is squeezed into a rectangle integral body, and the wiring end plate is made in punching in the plane;
5) perforate on apart from the tube wall of the suitable distance of wiring end plate, diameter 8mm; Two ends are respectively opened one, form the louvre of convection current;
6) end cut flat, zinc-plated again or silver-plated processing after polishing is clean;
Described contact tube, its external diameter require less than insulating tube type busbar conductor internal diameter 2～3mm, and its wall thickness is selected according to the rated current size of insulating tube type busbar, requires contact tube that slight crack can not be arranged, and even tube wall.
2. the processing method of insulating tube type busbar according to claim 1 is characterized in that, the cross section of said insulating tube type busbar conductor is a tubular, and the cross section external diameter is 60mm to 140mm, and the cross section internal diameter is 40mm to 110mm, and the insulating tube type busbar conductor is copper or aluminium.
3. the processing method of insulating tube type busbar according to claim 1 is characterized in that, the cross section of said contact tube is a tubular, and the cross section external diameter is 45mm to 125mm, and the cross section internal diameter is 35mm to 115mm, and contact tube is copper or aluminium.
4. the processing method of insulating tube type busbar according to claim 1 is characterized in that, the cross section of said lead is circular, and diameter of section is 1mm to 2mm, and specification is 1mm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103060893A CN101667474B (en) | 2009-08-26 | 2009-08-26 | Insulating tube type busbar manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103060893A CN101667474B (en) | 2009-08-26 | 2009-08-26 | Insulating tube type busbar manufacturing method |
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| CN101667474A CN101667474A (en) | 2010-03-10 |
| CN101667474B true CN101667474B (en) | 2012-01-25 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101872907B (en) * | 2010-06-11 | 2012-04-25 | 浙江金凤凰电气有限公司 | Connecting method of high-voltage insulated bus connector |
| CN103112042B (en) * | 2013-01-10 | 2016-04-20 | 洛阳龙羽电气设备有限公司 | Boring device after a kind of bus pyrocondensation process and method thereof |
| CN104637597A (en) * | 2013-11-12 | 2015-05-20 | 天津有序环境科技发展有限公司 | Aluminum-armored solid anti-ice high-voltage bare wire |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339824A (en) * | 2008-08-14 | 2009-01-07 | 上海西邦电气有限公司 | Composite insulating tube type bus and method for preparing the same |
| DE102007047555A1 (en) * | 2007-09-28 | 2009-04-02 | Siemens Ag | Tubular conductor for bus bar, has multiple plies wound over conductor strip in continuous manner, where strip has breadth corresponding to length of conductor, and plies are electrically connected one below other at ends of conductor |
| CN201226258Y (en) * | 2008-06-03 | 2009-04-22 | 辽宁博际电气技术有限公司 | Composite insulating tube-shaped bus bar |
-
2009
- 2009-08-26 CN CN2009103060893A patent/CN101667474B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007047555A1 (en) * | 2007-09-28 | 2009-04-02 | Siemens Ag | Tubular conductor for bus bar, has multiple plies wound over conductor strip in continuous manner, where strip has breadth corresponding to length of conductor, and plies are electrically connected one below other at ends of conductor |
| CN201226258Y (en) * | 2008-06-03 | 2009-04-22 | 辽宁博际电气技术有限公司 | Composite insulating tube-shaped bus bar |
| CN101339824A (en) * | 2008-08-14 | 2009-01-07 | 上海西邦电气有限公司 | Composite insulating tube type bus and method for preparing the same |
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| CN101667474A (en) | 2010-03-10 |
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