CN203536897U - Low voltage hollow bus duct - Google Patents
Low voltage hollow bus duct Download PDFInfo
- Publication number
- CN203536897U CN203536897U CN201320667955.3U CN201320667955U CN203536897U CN 203536897 U CN203536897 U CN 203536897U CN 201320667955 U CN201320667955 U CN 201320667955U CN 203536897 U CN203536897 U CN 203536897U
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- China
- Prior art keywords
- conductor
- bus duct
- housing
- low pressure
- upper shell
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- 239000004020 conductor Substances 0.000 claims abstract description 52
- 238000009413 insulation Methods 0.000 claims abstract description 19
- 238000010276 construction Methods 0.000 claims description 15
- 238000005516 engineering process Methods 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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Abstract
The utility model discloses a low voltage hollow bus duct. The bus duct comprises a housing. The inner part of the housing is divided into a plurality of parallel insulation chambers. Each insulation chamber is provided with a low voltage hollow conductor. The housing comprises an upper housing and a lower housing, wherein the upper housing is fixedly connected with the lower housing. The bus duct is provided with the low voltage hollow conductors, and the housing is divided into the upper housing and the lower housing that are fixedly connected. The hollow conductors achieve maximum radiating effects through chimney type wind tunnel effects. The housing is divided into the upper housing and the lower housing. The connection parts of the two housings are naturally overlapped to form a structure having a shape like the Chinese character "ya", so that mechanical strength of the bus duct is intensified.
Description
Technical field
The utility model relates to power distribution field, relates in particular to a kind of low pressure hollow bus duct.
Background technology
Existing bus duct or concentration bus duct, product structure shell and conductor form, and conductor is rectangular solid structure, and the product barrier propterty of prior art is low, ampacity is low, mechanical strength is low, radiating effect is poor.
Utility model content
The utility model proposes a kind of mechanical strength high, the low pressure hollow bus duct of good heat dissipation effect.
For realizing above-mentioned design, the utility model by the following technical solutions:
A low pressure hollow bus duct, comprises housing, and enclosure interior is divided into a plurality of parallel insulated cavities, one strip conductor is set in each insulated cavity, described conductor is low pressure hollow conductor, and described housing comprises upper shell and lower house, and described upper shell is fixedly connected with lower house.
Wherein, the link of a corresponding lower house of described upper shell is provided with outside clad structure, and another link is provided with evagination waterproof construction; Described lower house has the link identical with upper shell, when upper shell is fixedly connected with by screw or rivet with lower house, the outside clad structure of upper shell and the outside clad structure of lower house encase respectively the evagination waterproof construction of lower house and the evagination waterproof construction of upper shell from outside, screw or rivet are fixed through outside clad structure and evagination waterproof construction.
Wherein, described in each, insulated cavity is surrounded by upper insulating part, lower insulating part and two phase insulation parts, is provided with a phase insulation part between two adjacent insulated cavities.
Wherein, one group of opposite side of the cross section of described conductor is isometric line segment, and another group opposite side is for waiting semicircle of radius; Corresponding with the cross section of conductor, described upper insulating part and lower insulating part are provided with the groove that cross section is semicircle, and described phase insulation part is planar structure.
Wherein, described housing is for being almag housing.
Wherein, the width of described housing is 9～11 centimetres, and the thickness of described housing is 3～6 millimeters.
Wherein, described conductor is the conductor that surface adopts the processing of isolated insulation technology.
Wherein, described conductor is cathode copper conductor, aluminium conductor, aluminium alloy conductor or copper aluminum composite material conductor.
The beneficial effects of the utility model are: low pressure hollow conductor is set in this bus duct, then housing is divided into upper shell is fixedly connected with lower house, hollow conductor has reached maximized radiating effect by chimney type wind tunnel effect, housing is divided into upper shell and lower house, both connecting portions superpose naturally, form " Asia " character form structure, strengthened the mechanical strength of bus duct.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during the utility model embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to the content of the utility model embodiment and these accompanying drawings other accompanying drawing.
Fig. 1 is the overall structure figure of a kind of low pressure hollow of the utility model bus duct;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of a kind of low pressure hollow of the utility model bus duct.
Wherein: 1-conductor; The upper insulating part of 21-; Insulating part under 22-; 23-phase insulation part; 31-upper shell; 32-lower house; 33-screw.
Embodiment
For making technical problem that the utility model solves, the technical scheme of employing and the technique effect that reaches are clearer, below in conjunction with accompanying drawing, the technical scheme of the utility model embodiment is described in further detail, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those skilled in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 and Fig. 2, it is respectively overall structure figure and the STRUCTURE DECOMPOSITION figure of a kind of low pressure hollow of the utility model bus duct.Along with emerging in large numbers of modernization project facility and equipment, the fast increasing of power consumption of all trades and professions, the appearance in especially numerous skyscrapers and large-sized workshop workshop, traditional cable as transmission pressure can not meet the demands in large electric current conveying system, and the parallel connection of multiway cable is used to on-the-spot installation and connected and brought inconvenience.Plug type bus duct arises at the historic moment as a kind of novel distribution wire, compare with traditional cable, when carrying, large electric current fully demonstrates its superiority, simultaneously owing to having adopted new technology, new technology, the junction, bus duct both ends greatly reducing and contact resistance and the temperature rise of branching port splicing position, and in bus duct, used high-quality insulating material, thus improved the security reliability of bus duct, make whole system more perfect.Bus duct in the present embodiment, is the further improvement to existing bus duct, for but be not limited only to above-mentioned occasion.
As shown in the figure, bus duct in the present embodiment, comprise housing, enclosure interior is divided into a plurality of parallel insulated cavities, one strip conductor 1 is set in each insulated cavity, described conductor 1 is low pressure hollow conductor, and described housing comprises upper shell 31 and lower house 32, and described upper shell 31 is fixedly connected with lower house 32.The link of a corresponding lower house of described upper shell 31 is provided with outside clad structure, and another link is provided with evagination waterproof construction; Described lower house 32 has the link identical with upper shell 31, when upper shell 31 is fixedly connected with by screw 33 or rivet with lower house 32, the outside clad structure of upper shell 31 and the outside clad structure of lower house 32 encase respectively the evagination waterproof construction of lower house 32 and the evagination waterproof construction of upper shell 31 from outside, screw 33 or rivet are fixed through outside clad structure and evagination waterproof construction.Described in each, insulated cavity is surrounded by upper insulating part 21, lower insulating part 22 and two phase insulation parts 23, is provided with a phase insulation part 23 between two adjacent insulated cavities.One group of opposite side of the cross section of described conductor 1 is isometric line segment, and another group opposite side is for waiting semicircle of radius; Corresponding with the cross section of conductor 1, described upper insulating part 21 and lower insulating part 12 are provided with the groove that cross section is semicircle, and described phase insulation part 23 is planar structure.Described housing is for being almag housing.The width of described housing is 9～11 centimetres, and the thickness of described housing is 3～6 millimeters.Described conductor 1 is the conductor that surface adopts the processing of isolated insulation technology.Described conductor 1 is cathode copper conductor, aluminium conductor, aluminium alloy conductor or copper aluminum composite material conductor.
Low pressure hollow conductor is set in this bus duct, then housing is divided into upper shell 31 is fixedly connected with lower house 32, hollow conductor has reached maximized radiating effect by chimney type wind tunnel effect, housing is divided into upper shell 31 and lower house 31, both connecting portions superpose naturally, form " Asia " character form structure, strengthened the mechanical strength of bus duct.Structurally, this bus duct inner hollow conductor adopts the insulation of novel overall packing technology close-packed arrays, and closed assembly becomes the cramped construction of integral heat sink mutually.Molded (aluminium alloy) closure not only has higher mechanical strength, and has excellent corrosion resistance and thermal diffusivity, can be used as 100% earthing conductor and uses.This structure can the every impedance of efficient balance, thereby greatly reduces the loss of voltage of bus duct system.Utilize hollow technology.Conductor adopts cathode copper, raffinal, the copper aluminum composite material of high-quality; Adopt new insulation material, class of insulation B level, long-term work is still can keep good state of insulation at 130 ℃ of environment.Bus-bars conductor surface adopts isolated insulation technical matters, and the industrial frequency withstand voltage that can bear 3750V lasts 1mim without puncturing and flashover phenomenon.Ultrathin, only 10 centimetres of bus duct body width, shell adopts double-U-shaped structure, in evagination waterproof construction, is not only to protrude one deck waterproof material, further the housing of waterproof material below has been carried out to thickening design, the coupling part of housing is not only thickness of shell twice, but the design thicker than thickness of shell twice further embodied the perfect adaptation of " mouth " font structure and " Asia " character form structure, load is good, can realize large span level and install.Compact " sandwich " structure, adopts almag section bar shell, more than thickness reaches 3mm, unique heat sink design, the cooling surface area of super large, the conductor 1 that makes to abut against together can distribute heat soon by shell, effectively reduce bus temperature rise.Bus duct in the utility model adopts self-piercing rivet technique, and volume is little, compact conformation, and bus duct total length is intensive, and profile is very attractive in appearance.In use, because aluminium alloy is weak magnetic material, therefore in use can not produce eddy current and magnetic loss.By evagination waterproof construction, realize totally-enclosed design, possessed four anti-functions anticorrosion, moistureproof, dustproof, waterproof.Degree of protection is up to IP66.Adopt the nonmagnetic substance aluminum alloy casing that electric conductivity is good to make protection ground wire, be enclosed in busbar surrounding, because it is as much as possible near three-phase bus bar, reach reactance minimum.And shell sectional area is up to 2.5 to 4 times of phase cross-sectional area, and the remittance row (bus duct) who meets International Electrotechnical Commission's announcement and promotion is completely usingd shell as earthing conductor.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (8)
1. a low pressure hollow bus duct, comprise housing, enclosure interior is divided into a plurality of parallel insulated cavities, one strip conductor (1) is set in each insulated cavity, it is characterized in that, described conductor (1) is low pressure hollow conductor, and described housing comprises upper shell (31) and lower house (32), and described upper shell (31) is fixedly connected with lower house (32).
2. a kind of low pressure hollow bus duct according to claim 1, is characterized in that, the link of a corresponding lower house of described upper shell (31) is provided with outside clad structure, and another link is provided with evagination waterproof construction; Described lower house (32) has the link identical with upper shell (31), when upper shell (31) is fixedly connected with by screw (33) or rivet with lower house (32), the outside clad structure of the outside clad structure of upper shell (31) and lower house (32) encases respectively the evagination waterproof construction of lower house (32) and the evagination waterproof construction of upper shell (31) from outside, screw (33) or rivet are fixed through outside clad structure and evagination waterproof construction.
3. a kind of low pressure hollow bus duct according to claim 1, it is characterized in that, described in each, insulated cavity is surrounded by upper insulating part (21), lower insulating part (22) and two phase insulation parts (23), is provided with a phase insulation part (23) between two adjacent insulated cavities.
4. a kind of low pressure hollow bus duct according to claim 3, is characterized in that, one group of opposite side of the cross section of described conductor (1) is isometric line segment, and another group opposite side is for waiting semicircle of radius; Corresponding with the cross section of conductor (1), described upper insulating part (21) and lower insulating part (12) are provided with the groove that cross section is semicircle, and described phase insulation part (23) is planar structure.
5. a kind of low pressure hollow bus duct according to claim 1, is characterized in that, described housing is for being almag housing.
6. a kind of low pressure hollow bus duct according to claim 1 or 5, is characterized in that, the width of described housing is 9～11 centimetres, and the thickness of described housing is 3～6 millimeters.
7. a kind of low pressure hollow bus duct according to claim 1, is characterized in that, described conductor (1) is the conductor that surface adopts the processing of isolated insulation technology.
8. a kind of low pressure hollow bus duct according to claim 1, is characterized in that, described conductor (1) is cathode copper conductor, aluminium conductor, aluminium alloy conductor or copper aluminum composite material conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320667955.3U CN203536897U (en) | 2013-10-28 | 2013-10-28 | Low voltage hollow bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320667955.3U CN203536897U (en) | 2013-10-28 | 2013-10-28 | Low voltage hollow bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536897U true CN203536897U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320667955.3U Expired - Fee Related CN203536897U (en) | 2013-10-28 | 2013-10-28 | Low voltage hollow bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532064A (en) * | 2013-10-28 | 2014-01-22 | 深圳市吉祥天电力设备有限公司 | Low-voltage hollow bus duct |
| CN110783872A (en) * | 2019-11-05 | 2020-02-11 | 江苏汉兴电缆有限公司 | Air bus duct |
-
2013
- 2013-10-28 CN CN201320667955.3U patent/CN203536897U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532064A (en) * | 2013-10-28 | 2014-01-22 | 深圳市吉祥天电力设备有限公司 | Low-voltage hollow bus duct |
| CN110783872A (en) * | 2019-11-05 | 2020-02-11 | 江苏汉兴电缆有限公司 | Air bus duct |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20161028 |