CN202308971U - Copper-conductor economical busway - Google Patents
Copper-conductor economical busway Download PDFInfo
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- CN202308971U CN202308971U CN2011203635728U CN201120363572U CN202308971U CN 202308971 U CN202308971 U CN 202308971U CN 2011203635728 U CN2011203635728 U CN 2011203635728U CN 201120363572 U CN201120363572 U CN 201120363572U CN 202308971 U CN202308971 U CN 202308971U
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- conductor
- phase
- copper
- bus duct
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Abstract
The utility model discloses a busway device. The busway device comprises at least one busway unit, wherein each busway unit comprises at least one conductor layer; each conductor layer comprises at least on phase conductor; an insulating layer is arranged between adjacent phase conductors; each phase conductor comprises at least one conductive body; the conductive body is a copper conductive body; and the thickness of the copper conductive body is 0.4-2mm. Compared with the prior art, the busway device has the advantages that 1, by virtue of a skin effect, the thickness of the copper conductive body is reduced, so that the current carrying capacity can be improved, the using amount of copper can be saved, and the weight of the whole device can be reduced; and 2, a shell is made of magnesium alloy, so that the weight of the device is further reduced, the strength of the shell is improved, the shell has more excellent radiating performance and the current carrying capacity of the busway can be improved.
Description
Technical field
The utility model relates to a kind of electric power conveying route, relates in particular to the economical bus duct of a kind of copper conductor.
Background technology
Along with the development of society, skyscraper, industrial premises, hotel, airport, station, synthesis building electricity consumption load sharply increase.Be more than the twice of cable the useful life of bus duct, and be not easy breaking out of fire, current capacity is big, voltage drop is little, easy control of temperature, thereby increasing project selects for use bus duct to replace the power cable power supply.
For example; Chinese patent 200420095532.X discloses a kind of high current carrying bus groove; It comprises the copper electric conductor, is positioned at insulating barrier, first housing on the copper electric conductor; First housing comprises two cover plates, two side seat boards, two bolts, and side seat board two ends have a circular hole respectively, and two bolts pass the circular hole at two side seat board two ends respectively; On the shank of bolt between the seat board of both sides, there are lid insulation phase isolation block, several recessed collets to be arranged in order; Between lid insulation phase isolation block and the recessed collets, have folder collets respectively at least between recessed collets and the recessed collets, lid insulation phase isolation block and press from both sides collets, press from both sides between collets and the recessed collets copper electric conductor is arranged; Cover plate cooperates with the side seat board, and the copper electric conductor is the superimposed body of the copper electric conductor sheet of two tape insulation layers at least.
One Chinese patent application 201010611084.4 discloses a kind of wind-powered electricity generation special mother wire casing, and it comprises heterogeneous bus pipe conductor, insulation supporter, fixture, conductor flexible connecting member, the first housing flexible connecting member; Wherein heterogeneous bus pipe conductor is hollow, and to be pressed into line nose in its end.
Chinese patent 200680055079.1 applications disclose a kind of bus duct system of high ampere electric power transfer, and each comprises the multiple tracks conductor mutually, and this multiple tracks conductor comprises a plurality of parallel long strips, and the scope of the surface area/volume ratio of each long strips is at 0.45mm
2/ mm
3To 1.15mm
2/ mm
3In.The surface area that increases has reduced the kelvin effect ratio, and kelvin effect is decided (when the thickness increase of bar, kelvin effect increases) than the width/thickness ratio of looking strip conductor.
One Chinese patent application 200810110741.X discloses a kind of bus duct device; It comprises conductor and the ground wire that links to each other with conductor; Wherein the connecting portion of conductor is provided with the brace that comprises copper layer and aluminium lamination, and the contact site of copper layer is the copper electric conductor, and the contact site of aluminium lamination is an aluminium conductor.
One Chinese patent application 200610084994.5 discloses a kind of with the row core of aluminium as the bus duct busbar, with outer contact and the installation contact-making surface of certain thickness copper coin material as the bus duct busbar, constitutes copper-claded aluminium bus slot conductive bar.
One Chinese patent application 201010132828.4 discloses a kind of low resistance, low reactance, line loss is low, consumptive material is few high-efficiency heat radiation structure low-cost energy-saving bus duct; This bus duct serves as overall the support with two symmetrically arranged bus side plates, bus cover plates; Lateral surface at two bus side plates is provided with the side plate fin; Cover plate is positioned at the lateral surface of two flangings of two bus side plates; And through securing member bus side plate and cover plate are connected into an integral body, space that cross section is a rectangle of formation in the zone that bus side plate and cover plate are enclosed.Medial surface at the bus side plate is provided with insulating barrier, and bus-bars conductor is between insulating barrier.
The shortcoming of the bus duct of technique scheme is, amount of copper consuming is big, and the current capacity that the copper electric conductor is every square millimeter is low, and the whole weight of device is big, and radiating effect is poor.
Summary of the invention
To the shortcoming of prior art, the purpose of the utility model provides the economical bus duct of a kind of copper conductor, and it can not only improve the current capacity of every square millimeter of copper conductor, and can reduce the whole weight of device.
To achieve these goals, the utility model provides a kind of bus duct device, and it comprises at least one bus duct unit, and each bus duct unit comprises at least one conductor layer; Each conductor layer comprises at least one phase conductor, mutually insulated between the adjacent phase conductor; Each phase conductor comprises the electric conductor of a slice at least; Wherein, every electric conductor is the copper electric conductor, and its thickness is between 0.4-2mm.
The alleged phase conductor of the utility model is energized conductor again, is meant that normal when operation is charged and helps to transmit electricity or the conductor of distribution; The alleged neutral conductor of the utility model is the conductor that is connected and can plays the electric energy transmitting effect with the electric power system neutral point; The alleged earthing conductor of the utility model is the protection conductor that main earth terminal or main ground connection row is connected with earth electrode.
The basic principle of the utility model is conductor " kelvin effect ".Kelvin effect (skin effect) be skin effect, skin effect again, is meant that electric current will be tending towards conductive surface and flow through when alternating current passes through conductor.When electric current conducts in conductor with higher frequency, can be gathered in the conductor top layer, but not be evenly distributed in the sectional area of whole conductor.The frequency of alternating current is high more, and kelvin effect is remarkable more.For example, the copper electric conductor thickness that original copper electric conductor bus duct is selected for use is 3mm-10mm, and its current capacity is 1A/mm
2-3.8A/mm
2And if according to the utility model, with its copper electric conductor THICKNESS CONTROL between 0.4mm-2mm, then thickness reach 3mm-10mm the current capacity of multiple layer of copper conductor then for 4A/mm
2-7A/mm
2, its current capacity significantly improves.
Above-mentioned test shows, uses the utility model, can improve current capacity, can save the consumption of copper again, alleviates the weight of whole device simultaneously.And because the bus duct busbar belongs to the huge device of amount of copper consuming, like this, the utility model utilizes kelvin effect and improves the bus duct heat dispersion and can bring significant technique effect, economic benefit and social benefit.
According to an execution mode of the utility model, each bus duct unit can comprise a conductor layer; Also can comprise two or three conductor layers; When conductor layer more than one deck, between the neighbouring conductor layer median septum can be set.
According to another execution mode of the utility model, each conductor layer comprises three, four or five phase conductors; In addition, each conductor layer also can comprise neutral conductor and earthing conductor.In addition, each bus duct unit can be provided with independently earthing conductor (ground wire), also can make housing double as ground wire, also can use grounding nut.
According to another execution mode of the utility model, each phase conductor comprises two or two above electric conductors, mutually insulated between the adjacent conductive body.
According to another execution mode of the utility model, each conductor layer comprises the housing that is used to install phase conductor, and this housing comprises cover plate and at least one pair of side plate.When the bus duct unit includes only a conductor layer, housing can comprise upper cover plate, lower cover and pair of side plates; The housing of the conductor layer above the bus duct unit comprises two conductor layers, is positioned at can only comprise upper cover plate and reach pair of side plates that the housing that is positioned at the conductor layer of below can only comprise lower cover and reach pair of side plates.
According to another execution mode of the utility model, at least one side plate is provided with two or two above fin in a side that deviates from phase conductor.For example, each side plate is deviating from a side of phase conductor, and 6 or more fin can be set, and specifically looks radiating requirements and cost budgeting and decides.For the heat dissipation of further intensifier, can increase the surface area of fin.For example, strip projected parts is set all on each fin, even the convexity of different shape further is set on strip projected parts, for example sphere, tetrahedroid or other shape.
According to another execution mode of the utility model, housing is that magnesium alloy is processed.Alleged magnesium alloy refers to magnesium to be that base adds the alloy that other alloying element is formed in the utility model, and wherein the content of magnesium accounts for more than 90%; The alloying element here mainly comprises copper, aluminium, silicon, titanium, also can comprise zinc, manganese, cerium, thorium and a small amount of zirconium or cadmium etc. in addition.With aluminium and aluminium alloys, the intensity of magnesium alloy is high, in light weight, perfect heat-dissipating.Thereby in the utility model bus duct device, the intensity of housing is higher, weight is lighter, and, have better heat dispersion.
Compared with prior art, have following beneficial effect in the utility model:
1, utilizes kelvin effect, reduced the thickness of copper electric conductor, can improve current capacity, can save the consumption of copper again, alleviate the weight of whole device simultaneously;
2, use magnesium alloy to make housing, further alleviated the weight of device, improved the intensity of housing simultaneously, and made housing have better heat dispersion.
Below in conjunction with accompanying drawing the utility model is done further to specify.
Description of drawings
Fig. 1 is the longitudinal section sketch map of the utility model embodiment 1 first execution mode;
Fig. 2 is the vertical view of the utility model embodiment 1 first execution mode;
Fig. 3 is the longitudinal section sketch map of the utility model embodiment 1 second execution mode;
Fig. 4 is the vertical view of the utility model embodiment 1 second execution mode;
Fig. 5 is the longitudinal section sketch map of the utility model embodiment 1 the 3rd execution mode;
Fig. 6 is the vertical view of the utility model embodiment 1 the 3rd execution mode;
Fig. 7 is the longitudinal section sketch map of the utility model embodiment 1 the 4th execution mode;
Fig. 8 is the vertical view of the utility model embodiment 1 the 4th execution mode;
Fig. 9 is the longitudinal section sketch map of the utility model embodiment 2 first execution modes;
Figure 10 is the vertical view of the utility model embodiment 2 first execution modes;
Figure 11 is the longitudinal section sketch map of the utility model embodiment 2 second execution modes;
Figure 12 is the vertical view of the utility model embodiment 2 second execution modes;
Figure 13 is the longitudinal section sketch map of the utility model embodiment 2 the 3rd execution mode;
Figure 14 is the vertical view of the utility model embodiment 2 the 3rd execution mode;
Figure 15 is the longitudinal section sketch map of the utility model embodiment 2 the 4th execution mode;
Figure 16 is the vertical view of the utility model embodiment 2 the 4th execution mode;
Figure 17 is the longitudinal section sketch map of the utility model embodiment 3 first execution modes;
Figure 18 is the vertical view of the utility model embodiment 3 first execution modes;
Figure 19 is the longitudinal section sketch map of the utility model embodiment 3 second execution modes;
Figure 20 is the vertical view of the utility model embodiment 3 second execution modes;
Figure 21 is the longitudinal section sketch map of the utility model embodiment 3 the 3rd execution mode;
Figure 22 is the vertical view of the utility model embodiment 3 the 3rd execution mode;
Figure 23 is the longitudinal section sketch map of the utility model embodiment 3 the 4th execution mode;
Figure 24 is the vertical view of the utility model embodiment 3 the 4th execution mode;
Figure 25 is the longitudinal section sketch map of the utility model embodiment 4 first execution modes;
Figure 26 is the vertical view of the utility model embodiment 4 first execution modes;
Figure 27 is the longitudinal section sketch map of the utility model embodiment 4 second execution modes;
Figure 28 is the vertical view of the utility model embodiment 4 second execution modes;
Figure 29 is the longitudinal section sketch map of the utility model embodiment 4 the 3rd execution mode;
Figure 30 is the vertical view of the utility model embodiment 4 the 3rd execution mode;
Figure 31 is the longitudinal section sketch map of the utility model embodiment 4 the 4th execution mode;
Figure 32 is the vertical view of the utility model embodiment 4 the 4th execution mode.
Embodiment
Fig. 1-shown in Figure 2 is first execution mode of the embodiment 1 of the utility model; It is the bus duct device with three-phase three-wire system of three phase conductors (L) and grounding nut; It comprises a bus duct unit; This bus duct unit comprises a conductor layer, and this conductor layer comprises housing, phase conductor 301 that magnesium alloy processes, attaches side plate 8.
Wherein, housing is used to install phase conductor 301, and it comprises a pair of cover plate 1 and pair of side plates 2; Side plate 2 is provided with many for example five fin 5 in the both sides that deviate from phase conductor 301, be equipped with strip projected parts on every fin 5.Two pairs of adjacent fin 5 extend fixing flange 6 relatively up and down, form a chute, and promptly whole bus duct device has four chutes.Housing is provided with grounding nut 7.
Each phase conductor 301 comprises a slice copper electric conductor 9, promptly every phase monolithic copper electric conductor.Phase conductor 301 is installed in the space that cover plate 1 and side plate 2 impale, and comprises three copper electric conductors 9 altogether, is provided with insulating barrier 4 between the adjacent copper electric conductor 9, and the thickness of copper electric conductor 9 is 2 millimeters.The part of phase conductor 301 is positioned at outside the space that cover plate 1 and side plate 2 impale, and is divergent shape, and it is protected by attaching side plate 8, attaches side plate 8 and is fixedly connected on the housing.
Fig. 3-shown in Figure 4 is second execution mode of embodiment 1, and it comprises a conductor layer, and each phase conductor 301 in the conductor layer comprises two copper electric conductors 9, promptly every phase biplate copper electric conductor, and the thickness of every copper electric conductor 9 is 0.4 millimeter.
Fig. 5-shown in Figure 6 is the 3rd execution mode of embodiment 1, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer comprises a slice copper electric conductor 9, promptly every phase monolithic copper electric conductor, and the thickness of copper electric conductor 9 is 1.8 millimeters.
Fig. 7-shown in Figure 8 is the 4th execution mode of embodiment 1, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer comprises two copper electric conductors 9, promptly every phase biplate copper electric conductor, and the thickness of every copper electric conductor 9 is 0.6 millimeter.
Fig. 9-shown in Figure 10 is first execution mode of the embodiment 2 of the utility model; It is the bus duct device with three-phase four-wire system of 301, neutral conductors of three phase conductors (L) (N) 302 and grounding nut 7; It comprises a bus duct unit; This bus duct unit comprises a conductor layer, and this conductor layer comprises housing, phase conductor 301, neutral conductor 302 that magnesium alloy processes, attaches side plate 8.
Wherein, housing is used to install phase conductor 301 and neutral conductor 302, and it comprises a pair of cover plate 1 and pair of side plates 2; Side plate 2 is provided with many for example five fin 5 in the both sides that deviate from phase conductor 301 and neutral conductor 302, is equipped with strip projected parts on every fin 5.Two pairs of adjacent fin 5 extend fixing flange 6 relatively up and down, form a chute, and promptly whole bus duct device has four chutes.Housing is provided with grounding nut 7.
Each phase conductor 301 includes a slice copper electric conductor 9, promptly every phase monolithic copper electric conductor with each neutral conductor 302.Phase conductor 301 and neutral conductor 302 are installed in the space that cover plate 1 and side plate 2 impale, and comprise four copper electric conductors 9 altogether, are provided with insulating barrier 4 between the adjacent copper electric conductor 9, and the thickness of copper electric conductor 9 is 1.9 millimeters.The part of the part of phase conductor 301 and neutral conductor 302 is positioned at outside the space that cover plate 1 and side plate 2 impale, and is divergent shape, and it is protected by attaching side plate 8, attaches side plate 8 and is fixedly connected on the housing.
Figure 11-shown in Figure 12 is second execution mode of embodiment 2; It comprises a conductor layer; Each phase conductor 301 in the conductor layer includes two copper electric conductors 9 with each neutral conductor 302, promptly every phase biplate copper electric conductor, and the thickness of every copper electric conductor 9 is 0.5 millimeter.
Figure 13-shown in Figure 14 is the 3rd execution mode of embodiment 2, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer includes a slice copper electric conductor 9 with each neutral conductor 302, promptly every phase monolithic copper electric conductor, and the thickness of copper electric conductor 9 is 1.7 millimeters.
Figure 15-shown in Figure 16 is the 4th execution mode of embodiment 2, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer includes two copper electric conductors 9 with each neutral conductor 302, promptly every phase biplate copper electric conductor, and the thickness of every copper electric conductor 9 is 0.7 millimeter.
Embodiment 3
Figure 17-shown in Figure 180 is first execution mode of the embodiment 3 of the utility model; It is the bus duct device with three-phase five-wire mode of 301, neutral conductors of three phase conductors (L) (N) 302, housing double as earthing conductor (PE); It comprises a bus duct unit; This bus duct unit comprises a conductor layer, and this conductor layer comprises housing, phase conductor 301, neutral conductor 302 that magnesium alloy processes, attaches side plate 8.
Wherein, housing is used to install phase conductor 301 and neutral conductor 302, and it comprises a pair of cover plate 1 and pair of side plates 2; Side plate 2 is provided with many for example five fin 5 in the both sides that deviate from phase conductor 301 and neutral conductor 302, is equipped with strip projected parts on every fin 5.Two pairs of adjacent fin 5 extend fixing flange 6 relatively up and down, form a chute, and promptly whole bus duct device has four chutes.
Each phase conductor 301 includes a slice copper electric conductor 9, promptly every phase monolithic copper electric conductor with each neutral conductor 302.Phase conductor 301 and neutral conductor 302 are installed in the space that cover plate 1 and side plate 2 impale, and comprise four copper electric conductors 9, are provided with insulating barrier 4 between the adjacent copper electric conductor 9, and the thickness of copper electric conductor 9 is 1.6 millimeters.The part of the part of phase conductor 301 and neutral conductor 302 is positioned at outside the space that cover plate 1 and side plate 2 impale, and is divergent shape, and it is protected by attaching side plate 8, attaches side plate 8 and is fixedly connected on the housing.
Figure 19-shown in Figure 20 is second execution mode of embodiment 3; It comprises a conductor layer; Each phase conductor 301 in the conductor layer includes two copper electric conductors 9 with each neutral conductor 302, promptly every phase biplate copper electric conductor, and the thickness of every copper electric conductor 9 is 0.8 millimeter.
Figure 21-shown in Figure 22 is the 3rd execution mode of embodiment 3, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer includes a slice copper electric conductor 9 with each neutral conductor 302, promptly every phase monolithic copper electric conductor, and the thickness of copper electric conductor 9 is 1.4 millimeters.
Figure 23-shown in Figure 24 is the 4th execution mode of embodiment 3, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer includes two copper electric conductors 9 with each neutral conductor 302, promptly every phase biplate copper electric conductor, and the thickness of every copper electric conductor 9 is 1.0 millimeters.
Figure 25-shown in Figure 26 is first execution mode of the embodiment 4 of the utility model; It is the bus duct device with three-phase five-wire mode of 302, earthing conductors of 301, neutral conductors of three phase conductors (L) (N) (PE) 303; It comprises a bus duct unit; This bus duct unit comprises a conductor layer, and this conductor layer comprises housing, phase conductor 301, neutral conductor 302, earthing conductor 303 that magnesium alloy processes, attaches side plate 8.
Wherein, housing is used to install phase conductor 301, neutral conductor 302 and earthing conductor 303, and it comprises a pair of cover plate 1 and pair of side plates 2; Side plate 2 is provided with many for example five fin 5 in the both sides that deviate from phase conductor 301, neutral conductor 302 and earthing conductor 303, be equipped with strip projected parts on every fin 5.Two pairs of adjacent fin 5 extend fixing flange 6 relatively up and down, form a chute, and promptly whole bus duct device has four chutes.
Each phase conductor 301, neutral conductor 302 and earthing conductor 303 include a slice copper electric conductor 9, promptly every phase monolithic copper electric conductor.Phase conductor 301, neutral conductor 302 and earthing conductor 303 are installed in the space that cover plate 1 and side plate 2 impale, and comprise five copper electric conductors 9, are provided with insulating barrier 4 between the adjacent copper electric conductor 9, and the thickness of copper electric conductor 9 is 1.5 millimeters.The part of the part of the part of phase conductor 301, neutral conductor 302, earthing conductor 303 is positioned at outside the space that cover plate 1 and side plate 2 impale, and is divergent shape, and it is protected by attaching side plate 8, attaches side plate 8 and is fixedly connected on the housing.
Figure 27-shown in Figure 28 is second execution mode of embodiment 4, and it comprises a conductor layer, and each phase conductor 301 in the conductor layer includes two copper electric conductors 9, promptly every phase biplate copper electric conductor with each neutral conductor 302; Earthing conductor in the conductor layer comprises a slice copper electric conductor; The thickness of every copper electric conductor 9 is 0.9 millimeter.
Figure 29-shown in Figure 30 is the 3rd execution mode of embodiment 4, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301, each neutral conductor 302, each earthing conductor 303 in each conductor layer includes a slice copper electric conductor 9, promptly every phase monolithic copper electric conductor, and the thickness of every copper electric conductor 9 is 1.3 millimeters.
Figure 31-shown in Figure 32 is the 4th execution mode of embodiment 4, and it comprises two conductor layers, and a conductor layer is stacked on another conductor layer, is provided with median septum 10 between these two conductor layers; Wherein each phase conductor 301 in each conductor layer includes two copper electric conductors 9, promptly every phase biplate copper electric conductor with each neutral conductor 302; Earthing conductor 303 in each conductor layer comprises a slice copper electric conductor; The thickness of every copper electric conductor 9 is 1.1 millimeters.
Though the utility model discloses as above with preferred embodiment, be not in order to limit the scope that the utility model is implemented.Any those of ordinary skill in the art, in the invention scope that does not break away from the utility model, when can doing a little improvement, promptly every equal improvement of doing according to the utility model, the invention scope that should be the utility model is contained.
Claims (9)
1. economical bus duct of copper conductor, it comprises at least one bus duct unit, each said bus duct unit comprises at least one conductor layer; Each said conductor layer comprises at least one phase conductor, is provided with insulating barrier between the adjacent phase conductor; It is characterized in that each said phase conductor comprises the electric conductor of a slice at least, every said electric conductor is the copper electric conductor, and its thickness is between the 0.4-2 millimeter.
2. the economical bus duct of copper conductor as claimed in claim 1 is characterized in that, each said bus duct unit comprises a conductor layer.
3. the economical bus duct of copper conductor as claimed in claim 1 is characterized in that, each said bus duct unit comprises two or three conductor layers, is provided with median septum between the adjacent conductor layer.
4. the economical bus duct of copper conductor as claimed in claim 1 is characterized in that, each said conductor layer comprises three, four or five phase conductors.
5. the economical bus duct of copper conductor as claimed in claim 1 is characterized in that each said phase conductor comprises the electric conductor more than two or two.
6. the economical bus duct of copper conductor as claimed in claim 5 is characterized in that, is provided with insulating barrier between two said electric conductors.
7. the economical bus duct of copper conductor as claimed in claim 1 is characterized in that each said conductor layer comprises the housing that is used to install said phase conductor, and said housing comprises cover plate and at least one pair of side plate.
8. the economical bus duct of copper conductor as claimed in claim 1 is characterized in that, at least one said side plate is provided with two or two above fin in a side that deviates from said phase conductor.
9. the economical bus duct of copper conductor as claimed in claim 8 is characterized in that at least one pair of the adjacent fin in the described fin extends the fixing flange relatively, forms a chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203635728U CN202308971U (en) | 2011-09-26 | 2011-09-26 | Copper-conductor economical busway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203635728U CN202308971U (en) | 2011-09-26 | 2011-09-26 | Copper-conductor economical busway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202308971U true CN202308971U (en) | 2012-07-04 |
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ID=46377785
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203635728U Expired - Fee Related CN202308971U (en) | 2011-09-26 | 2011-09-26 | Copper-conductor economical busway |
Country Status (1)
| Country | Link |
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| CN (1) | CN202308971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354936A (en) * | 2011-09-26 | 2012-02-15 | 珠海光乐电力母线槽有限公司 | Economic bus duct of copper conductor |
-
2011
- 2011-09-26 CN CN2011203635728U patent/CN202308971U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354936A (en) * | 2011-09-26 | 2012-02-15 | 珠海光乐电力母线槽有限公司 | Economic bus duct of copper conductor |
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| 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: 20120704 Termination date: 20190926 |