CN203660465U - Bus duct for power transmission and transformation - Google Patents
Bus duct for power transmission and transformation Download PDFInfo
- Publication number
- CN203660465U CN203660465U CN201420037600.0U CN201420037600U CN203660465U CN 203660465 U CN203660465 U CN 203660465U CN 201420037600 U CN201420037600 U CN 201420037600U CN 203660465 U CN203660465 U CN 203660465U
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- copper bar
- bus duct
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- plates
- plate
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Abstract
The utility model belongs to the electrical technology field, and provides a bus duct for power transmission and transformation. A housing is formed by upper and lower cover plates and left and right side plates; the upper and lower edges of the side plates are respectively provided with a right angle folding edge; the two side edges of the cover plates are fixedly connected with the right angle folding edges of the side plates; the surplus edges of the cover plates are bent oppositely; copper bars are fixedly arranged in the housing through insulation support bases; each insulation support base is provided with grooves matching with the thickness of the copper bars; one end of the bus duct is provided with connection plates; the connection plates and the end portions of the copper bars are separated one by one by insulation separator plates; and the separator plates are provided with conductive copper pieces on the surfaces contacting the copper bars. The connection plate and the insulation separator plate are respectively provided with two groups of installation holes for bolts to pass through; the copper bar is provided with one group of installation holes corresponding to the first group of installation holes of the connection plate and the insulation separator plate; the first group of installation holes of the connection plate and the insulation separator plate are long holes; the second group of installation holes are U-shaped holes; and an arc bending portion is arranged behind the first group of installation holes of the connection plate. The bus duct for power transmission and transformation is reasonable in structure, good in electrical performance, convenient to assemble, and high in safety.
Description
Technical field
The utility model belongs to technical field of electricity, relates to the improvement to electrical power trans mission/distribution system median generatrix groove.
Background technology
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 connects and brought inconvenience.Plug type bus duct arises at the historic moment as the novel distribution wire of one, compared with traditional cable, in the time that 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 improve the security reliability of bus duct, make whole system more perfect.
The aspects such as the structure function of existing bus duct have met the demand of electrical power trans mission/distribution system substantially, but in structural design, the aspects such as performance optimization still have the space of lifting.
Summary of the invention
The utility model, for above-mentioned present situation, proposes a kind of improved bus duct device, by more rational structure, with better for electrical power trans mission/distribution system.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of bus duct device, and comprise housing, and be arranged on one group of copper bar in housing, described housing is made up of upper and lower two cover plates and two of left and right side plate.The upper lower sideband of side plate has right angle flanging, and the right angle flanging of cover plate dual-side and side plate is bolted, and the remaining limit that cover plate exceeds side plate bends relatively.
Described copper bar is fixed in housing by some paired insulating supporting seats, and described insulating supporting seat is fixed by bolt and two side plates, and insulating supporting seat is provided with and the thick groove matching of copper bar.
Bus duct one end is provided with two connecting plates that are fixedly connected with biside plate respectively, and connecting plate and copper bar end are separated one by one by insulating barrier, and connecting plate, insulating barrier and copper bar are fixed by bolt.The face that insulating barrier contacts with copper bar is with conductive copper sheet.Connecting plate and insulation board are provided with two groups for through the pilot hole of bolt, copper bar be provided with one group with first group of pilot hole that pilot hole is corresponding of connecting plate and insulating barrier.
First group of pilot hole on connecting plate and insulating barrier is slotted hole; Second group of pilot hole is U-shaped hole.
First group of pilot hole rear of connecting plate is provided with curved bend pars convoluta.
Described conducting copper comprises three phase line copper bars, a center line copper bar, a ground wire copper bar, and wherein phase line copper bar equates with center line copper bar thickness, and ground wire copper bar is thinner than other copper bar, and ground wire is electrically connected with housing fixed position by wire.
Insulating barrier between copper bar and connecting plate is thinner than the insulating barrier between copper bar and copper bar.In the longitudinal direction, the protection of copper bar spacing is constant.
Upper cover plate is provided with five for connecting the spliced eye of jack box, and the corresponding spliced eye that faces mutually two copper bars staggers mutually.
The bus duct other end can be identical with first end structure, for being connected with other bus duct, also can be closed.
The beneficial effects of the utility model are: based on the bus duct of three-phase five-wire mode design, versatility is good, applied widely; Copper bar is arranged in parallel, fixing by insulating supporting and the insulating barrier isolation of trough of belt, good electric property; Ground wire copper bar is not electrically connected with housing in joint, but selects the position that housing is suitable to connect by wire, can effectively avoid short circuit time, and generation current on housing; Dividing plate plays isolation and faces mutually copper bar and connect two sections of bus duct copper bars; Second group of pilot hole of connecting plate and dividing plate adopts U-shaped hole, facilitates being linked and packed of two bus ducts.Stagger between two for the spliced eye that connects jack box, facilitate connection-peg assembling, connective stability is high.
Brief description of the drawings
Fig. 1 is the utility model bus duct structural representation.
Fig. 2 is bus duct plan structure schematic diagram.
Fig. 3 is bus duct cross-sectional structure schematic diagram.
Fig. 4 is insulating barrier structural representation.
Fig. 5 is insulating supporting holder structure schematic diagram.
Embodiment
Technical scheme described in the utility model is described further with an instantiation below in conjunction with accompanying drawing.
With reference to Fig. 1-5, this figure is depicted as the structure relatively concrete based on a kind of bus duct of this practical described technical scheme, bus groove case is combined by upper cover plate 13, lower cover 15, biside plate 14,16, wherein the upper following outward of biside plate 14,16 forms right angle flanging 12, and right angle flanging 12 and the upper and lower cover plate 13,15 of side plate are bolted.
Upper and lower cover plate 13,15 is provided with ripple struction, to increase intensity and the radiating surface of cover plate.The remaining limit 11,21 that upper cover plate 13 dual-sides exceed side plate bends downwards, and the remaining limit 22,23 that lower cover 15 dual-sides exceed side plate upwards bends, and further increases cover plate intensity, and can avoid sharpened edge outwardly, prevents that it from hurting sb.'s feelings.
Five copper bars 4 are set interval side by side by some paired insulating supporting seats 5 in housing, wherein four thicker be phase line and center line, one is thinner is ground wire.Insulating supporting seat 5 is fixing by the bolt that crosses and side plate 14,16, and each insulating supporting seat is provided with five grooves 17 that match with five copper bar thickness respectively.
One end of bus duct is sealed by iron plate, and upper cover plate is established 24, five spliced eyes 24 of five spliced eyes near blind end and is the distribution of isosceles ladder type.Jack box 1 be provided with five pairs respectively with five slotting contacts 2 that spliced eye 24 is corresponding, jack box bottom is provided with two fixing feet 3, each fixing feet is fixed by two bolts and bus duct.
It is fixing with biside plate 14,16 respectively that the bus duct other end is provided with 8, two connecting plates 8 of two connecting plates, and connecting plate 8 front ends are provided with a U-shaped hole 9, and rear, U-shaped hole is provided with a circular hole 7, and circular hole 7 rears are provided with curved bend pars convoluta 6.This routine copper bar is narrower, so adopt one-bolt fastening, two groups of pilot holes on connecting plate and insulating barrier are one.Copper bar front end extends to two connecting plates and establishes round-meshed position, and the position of the corresponding connecting plate circular hole 7 of copper bar is provided with circular hole equally.Connecting plate is established the position in U-shaped hole for connecting the copper bar of another bus duct.Between two connecting plates, be provided with six insulating barriers 10, respectively by two connecting plates 8 and five copper bar 4 end isolation.On insulating barrier 10, the position in corresponding connecting plate circular hole 7 and U-shaped hole 9 is provided with circular hole 18 and U-shaped hole 20 equally.Insulating barrier has conductive copper sheet 19 towards a side of copper bar.Described circular hole 7 also can be formed a shorter slotted hole by slight elongation.
While at the scene power network line being set, when a certain bus duct need to when other line wire casing is connected, first loosen the bolt on the copper bar of bus duct.Insert from end in five gaps of six insulating barriers, bolt enters U-shaped hole from the openend in U-shaped hole, then tights a bolt, and the copper bar of the connecting plate of this bus duct and insulating barrier and another bus duct is compressed.The conductive copper sheet adhering on insulating barrier makes the copper bar electrical connection of two bus ducts.
Claims (6)
1. for a bus duct for power transmission and transformation, comprise housing, and be arranged on one group of copper bar in housing, described housing is made up of upper and lower two cover plates and two of left and right side plate; The upper lower sideband of side plate has right angle flanging, and the right angle flanging of cover plate dual-side and side plate is bolted, and the remaining limit that cover plate exceeds side plate bends relatively; Described copper bar is fixed in housing by some paired insulating supporting seats, and described insulating supporting seat is fixed by bolt and two side plates, and insulating supporting seat is provided with and the thick groove matching of copper bar;
Bus duct one end is provided with two connecting plates that are fixedly connected with biside plate respectively, and connecting plate and copper bar end are separated one by one by insulating barrier; The face that insulating barrier contacts with copper bar is with conductive copper sheet; Connecting plate and insulation board are provided with two groups for through the pilot hole of bolt, copper bar be provided with one group with first group of pilot hole that pilot hole is corresponding of connecting plate and insulating barrier; First group of pilot hole on connecting plate and insulating barrier is slotted hole, and second group of pilot hole is U-shaped hole; First group of pilot hole rear of connecting plate is provided with curved bend pars convoluta.
2. the bus duct for power transmission and transformation according to claim 1, it is characterized in that, described conducting copper comprises three phase line copper bars, a center line copper bar, a ground wire copper bar, wherein phase line copper bar equates with center line copper bar thickness, ground wire copper bar is thinner than other copper bar, and ground wire is electrically connected with housing fixed position by wire.
3. the bus duct for power transmission and transformation according to claim 1, is characterized in that, the insulating barrier between copper bar and connecting plate is thinner than the insulating barrier between copper bar and copper bar.
4. the bus duct for power transmission and transformation according to claim 1, is characterized in that, in the longitudinal direction, the protection of copper bar spacing is constant.
5. the bus duct for power transmission and transformation according to claim 1, is characterized in that, upper cover plate is provided with five for connecting the spliced eye of jack box, and the corresponding spliced eye that faces mutually two copper bars staggers mutually.
6. the bus duct for power transmission and transformation according to claim 1, is characterized in that, the sealing of the bus duct other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037600.0U CN203660465U (en) | 2014-01-21 | 2014-01-21 | Bus duct for power transmission and transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037600.0U CN203660465U (en) | 2014-01-21 | 2014-01-21 | Bus duct for power transmission and transformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203660465U true CN203660465U (en) | 2014-06-18 |
Family
ID=50926819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420037600.0U Expired - Fee Related CN203660465U (en) | 2014-01-21 | 2014-01-21 | Bus duct for power transmission and transformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203660465U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162065A (en) * | 2015-05-08 | 2015-12-16 | 江苏士林电气设备有限公司 | Safety busway |
| CN105932621A (en) * | 2016-06-02 | 2016-09-07 | 江苏大浪电气制造有限公司 | High-strength bus groove convenient to assemble and disassemble |
| CN108539693A (en) * | 2018-06-22 | 2018-09-14 | 广东电网有限责任公司 | Bus combined type copper bar fixing and mounting structure |
| CN109149471A (en) * | 2018-10-06 | 2019-01-04 | 东台市飞凌电气设备有限公司 | Bus-bar slot connecting apparatus |
-
2014
- 2014-01-21 CN CN201420037600.0U patent/CN203660465U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162065A (en) * | 2015-05-08 | 2015-12-16 | 江苏士林电气设备有限公司 | Safety busway |
| CN105932621A (en) * | 2016-06-02 | 2016-09-07 | 江苏大浪电气制造有限公司 | High-strength bus groove convenient to assemble and disassemble |
| CN108539693A (en) * | 2018-06-22 | 2018-09-14 | 广东电网有限责任公司 | Bus combined type copper bar fixing and mounting structure |
| CN108539693B (en) * | 2018-06-22 | 2023-06-23 | 广东电网有限责任公司 | Bus combined copper bar fixed mounting structure |
| CN109149471A (en) * | 2018-10-06 | 2019-01-04 | 东台市飞凌电气设备有限公司 | Bus-bar slot connecting apparatus |
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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 |
Granted publication date: 20140618 Termination date: 20160121 |
|
| EXPY | Termination of patent right or utility model |