CN108173214A - A kind of bus duct - Google Patents
A kind of bus duct Download PDFInfo
- Publication number
- CN108173214A CN108173214A CN201611114040.4A CN201611114040A CN108173214A CN 108173214 A CN108173214 A CN 108173214A CN 201611114040 A CN201611114040 A CN 201611114040A CN 108173214 A CN108173214 A CN 108173214A
- Authority
- CN
- China
- Prior art keywords
- connector
- bus duct
- side plate
- splicer
- pressing plate
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/10—Cooling
Landscapes
- Installation Of Bus-Bars (AREA)
Abstract
The present invention relates to a kind of bus duct, phase conductor built in the housing that side plate, cover board are formed, the disjunctor side cover plate of side plate, cover board for a pultrusion；The connector pressing plate between splicer track bolt end, collar nut and outermost layer insulating barrier between each section of bus duct of connection is made of the section bar of the approximately c-shaped structure in the section of a pultrusion, C-shaped configuration both sides wing side is towards being provided with several heat dissipation reinforcing ribs on the inside of bus duct phase conductor, promising side plate connector is set to provide the limiting slot of limiting between adjacent heat radiation reinforcing rib on the inside of installation groove, disc spring film is installed in the C-shaped configuration inner cavity of splicer pressing plate；The groove of radiating ribs of side plate connector section U-shaped structure and the installation groove of connector pressing plate are worked in coordination installation, side plate connector, adapter plate and bus duct joint part interior air contact area are increased by the reinforcing rib that radiates, radiating efficiency is high, number of parts is few, connection is reliable, installation and transportation are convenient, corrosion resistance and good.
Description
Technical field
The present invention relates to a kind of bus ducts, are applied particularly to the bus duct product manufacturing mounting technique of low pressure power transmission and distribution industry
Field.
Background technology
Joint area is attached conducting by splicer between each section of bus duct product in low pressure power transmission and distribution industry, connects
Head device width dimensions are typically larger than bus duct main product width dimensions, and splicer must pass through ability and busbar after connector transition
The side plate of groove body product is attached, and traditional side plate connector is generally made of Q235 steel plates, and weight is big, and installation and transportation are not square
Just, corrosion, process of surface treatment trouble also easily occur due to rainwater, fog are when factors；The side plate connection of part aluminum alloy material
Part flexure plane is more, manufactures process trouble, complex process, installation and transportation are inconvenient, and stock utilization is not high；And side plate connects
It needs to be attached by pinboard between fitting and splicer, setting insulating bushing is also needed between pinboard and track bolt, is connect
The butterfly spring of head device is in direct contact with splicer outermost layer insulating barrier, and connection effect is bad, and number of parts is various, and installation is numerous
Trivial, manufacturing process trouble is with high costs；Splicer Wen Sheng is the important indicator for examining bus duct product safety performance, is passed
Splicer radiating efficiency of uniting is not high.
Invention content
The technical problem to be solved by the invention is to provide a kind of radiating efficiency height, and stock utilization is high, number of parts
Few, simple in structure, small in volume, connection is reliable, and electric current transmits stable bus duct.
The bus duct of the present invention, the housing formed including side plate, cover board and the phase conductor for being placed in housing cavity, side plate
Shoulder is provided with auxiliary support plate；It is connected between each section of bus duct by splicer；Splicer include it is several be spaced apart it is exhausted
Edge partition board, conductor tab and cooling fin, insulating barrier, conductor tab are connected tight by track bolt and collar nut
Gu track bolt stage casing is provided with insulation sleeve, end set has butterfly spring piece and connector pressing plate；It is exhausted to push down splicer outermost
The connector pressing plate of edge partition board is connect by side plate connector with busbar side board；It is characterized in that：The connector pressing plate and side plate
Connector is a drawing and extruding section bar；The side plate connecting piece profile section is substantially U-shaped structure, and the base of U-shaped structure has
The connecting hole that can be bolted with busbar side board, the side of the U-shaped structure wherein side have vertical extension member,
At least two radiating ribs are provided on extended segment, groove is formed between adjacent heat radiation muscle, side plate connector can be dissipated by adjacent
The connector pressing plate connection of groove and splicer between hot muscle；Section bar of the connector pressing plate for a pultrusion, section bar are cut
Middle face raises up to form approximately c-shaped structure, and the through-hole passed through for track bolt, both sides are provided among C-shaped configuration
With outside linearly extended wing side, the wing side is towards being provided with several heat dissipation reinforcing ribs, C on the inside of bus duct phase conductor
Tee section cavity heights size is adapted with splicer disc spring film height dimension, and disc spring film can be installed in C-shaped knot
Structure inner cavity；The C-shaped configuration opening width dimensions are adapted with collar nut width dimensions；
The disjunctor side cover plate of the side plate, cover board for a pultrusion；
Form what can be connected with busbar side board connector between the adjacent heat radiation reinforcing rib on the connector pressing plate wing side
Installation groove；
The heat dissipation reinforcing rib surface on the connector pressing plate wing side has zigzag radiating groove；
The insulation sleeve of the splicer is columnar structured, and insulation sleeve both ends are against the dish-shaped shrapnel inner surface of splicer both sides
On；
The busbar side board, cover board, auxiliary support plate, connector pressing plate, side plate connector material are aluminium alloy.
The bus duct of the present invention, main parts size is a drawing and extruding section bar, and manufacturing process is simple, and worker's labour is strong
Spend low, number of parts is few；Connection is reliable, and installation and transportation are convenient, and corrosion resistance and good is light-weight, and good appearance.
Description of the drawings
Fig. 1 is busbar slot structure schematic diagram of the embodiment of the present invention；
Fig. 2 is busbar side board connection structure part section enlarged view of the embodiment of the present invention；
Fig. 3 is the side plate connecting-piece structure schematic diagram of busbar side board connection structure of the embodiment of the present invention；
Fig. 4 is the connector pressure plate structure schematic diagram of busbar side board connection structure of the embodiment of the present invention；
Fig. 5 is the A-A section enlarged views of Fig. 1；
Fig. 6 is the C-C section enlarged views of Fig. 1.
Specific embodiment
As shown in the figure, a kind of bus duct, the housing formed including side plate 12, cover board 13 and the phase line for being placed in housing cavity
Conductor 10；Disjunctor side cover plate of the busbar side board 12, cover board 13 of the embodiment of the present invention for a pultrusion, left and right two
The section bar that different cross section can be used in disjunctor side cover plate is divided to work in coordination and forms housing, the section bar of same cross-sectional can also be used mutual
With being combined into housing；Side plate shoulder can set auxiliary support plate 11, improve side plate support strength, while improve degree of protection,
Prevent dust accumulation of rainwater；Fixation is connect with the connector pressing plate 2 of splicer by side plate connector 1 between each section of bus duct, is connect
Head pressing plate 2 and side plate connector 1 are a drawing and extruding section bar.
Splicer includes several insulating barriers 3 being spaced apart, conductor tab 8 and cooling fin 9, insulating barrier 3, conductor
8 center of connection sheet has through-hole, and 3 side of insulating barrier closely mounts conductor tab 8, and adjacent two pieces of insulating barriers 3 do not mount
By limited step held tight cooling fin 9 between the side of conductor tab 8, adjacent two pieces of insulating barriers 3 closely lead by attachment
The conductive trough being inserted into for bus duct product phase conductor 10 is formed between the side of body connection sheet 8, is provided among insulating barrier 3
Limited block causes conductive trough accurate positioning, and bus duct phase conductor can easily be smoothly inserted into conductive trough when scene pacifies half, installs
It is convenient；Track bolt 6 fastens after passing through insulating barrier 3,8 central through hole of conductor tab with the mating connection of collar nut 5, connector
Insulation sleeve 7,6 end of track bolt, collar nut 5 are provided between bolt 6 and insulating barrier 3,8 central through hole of conductor tab
Butterfly spring piece 4 and connector pressing plate 2 are provided between outermost layer insulating barrier 3,2 section bar section of connector pressing plate middle part is upward convex
It rises and forms approximately c-shaped structure, the through-hole passed through for track bolt is provided among C-shaped configuration, both sides have outside straight line
The wing side of extension, wing side pass through the reinforcing rib that radiates and increase towards several heat dissipation reinforcing ribs are provided on the inside of bus duct phase conductor
Adjunction head pressing plate and the air contact area inside splicer, carry high heat transfer efficiency；Radiate reinforcing rib end and joint side simultaneously
Plate contacts, and the heat dissipation reinforcing rib surface of stating of connector pressing plate has zigzag radiating groove, further improves heat and dissipates speed, bus duct
Joint area temperature rises low.
The bus duct of the embodiment of the present invention is specially dense insulated bus duct, and the phase conductor of dense insulated bus duct is intensive
Arrangement, at busbar joint position, each phase phase conductor is in radioactive ray state, it is each mutually this gradually space out to enough electrical
Gap and creepage distance；It radiates towards heat dissipation reinforcing rib is provided on the inside of bus duct phase conductor on 2 both sides wing side of connector pressing plate
Reinforced bag sand well makes full use of phase conductor connector portions in the position that bus duct phase conductor is in that radial line gradually spaces out
The spatial transition of position, while air contact area is increased, radiating rate is fast, efficient；Reinforcing rib surface radiate with sawtooth
Shape radiating groove further speeds up radiating rate, improves radiating efficiency, bus-bar system operation center tap position temperature liter is low, improves
Bus duct electric current transmission performance and system safety coefficient；Installation groove, connector pressure are formed between the adjacent heat radiation reinforcing rib on wing side
Plate 2 can be connected by installation groove and busbar side board connector 1, can be utilized the direct grafting of installation groove, also may be used
Inwardly to shoot 1 mounting groove of busbar side board connector in installation groove on the outside of wing side by tapping screw, can be compatible with more
Kind mounting means, it is adaptable；Installation groove provides limit for the joint side plates of bus duct when splicer is installed with bus duct product
Position, splicer coordinate with the posterolateral heat dissipation reinforcing rib of bus duct product installation fastening and the mounting groove of busbar side board connector
Prevent busbar side board connector is between splicer insulating barrier and connector pressing plate from exiting, only releasable joint device connector
Bolt can just exit busbar side board connector；C-shaped configuration cavity heights size and 4 height dimension phase of splicer disc spring film
It adapts to, disc spring film 4 can be installed in C-shaped configuration inner cavity；Disc spring film 4 is sliding above the C-channel of connector pressing plate 2
Dynamic to be inserted into C-channel intracavitary, disc spring film 4 is snapped fits into connect by track bolt 6 in C-channel and be fixed, inside and outside disc spring film 4
Both sides are all contacted with the C-channel internal chamber wall of connector pressing plate 2, are not in direct contact with splicer insulating barrier 3, disc spring film 4 with
Connector pressing plate 2 is all metal material, and connection is reliable；The opening width dimensions of C-channel are slightly larger than 6 end ruler of track bolt
It is very little, and be adapted with 5 width dimensions of collar nut, track bolt 6 is first from the C-channel opening of the connector pressing plate 2 of splicer side
Position passes through disc spring film 4, is then passed through the through-hole set among the C-shaped configuration of connector pressing plate 2, then sequentially passes through splicer
Insulating barrier 3, conductor tab 8 are up through last layer of splicer insulating barrier 3, then sequentially pass through another side joint of splicer
Among the C-shaped configuration of head pressing plate 2 after the through-hole of setting, disc spring film 4, opened in the C-channel of another side connector pressing plate 2 of splicer
Mouth snaps fits into pull head nut 5, and because C-channel opening size and 5 width dimensions of collar nut are adapted, collar nut 5 is opened in C-channel
It cannot be rotated in mouthful, track bolt 6 is easy to connect, will not be loosened after splicer fastening, further improve connection reliability；Absolutely
Edge set 7 is columnar structured, and 7 both ends of insulation sleeve are against on 4 inner surface of dish-shaped shrapnel of splicer both sides, and insulation is reliable, safety
Coefficient is high, without still further setting insulating bushing；C-channel opening have hook-type reinforcing rib so that C-channel opening with
The side plate intensity that collar nut 6 contacts improves, and further improves connection reliability.
The busbar side board connector 1 of the embodiment of the present invention goes out section by pultrusion of molding machine and is substantially U-shaped
The section bar of structure, according to the design requirement cutting die of bus duct model specification, without rushing, roll over, cut process, material in process
Using height, processing technology simplifies, economizes on resources；The connecting hole on U-shaped structure base can be bolted with busbar side board,
Symmetrical side plate connector can be interconnected by the connecting hole on U-shaped base at left and right sides of bus duct, simple in structure；
The side of U-shaped structure wherein side has vertical extension member, and being provided at least two radiating ribs, radiating ribs on extended segment increases
Side plate connector and bus duct joint part interior air contact area, radiating efficiency are high；Groove is formed between adjacent heat radiation muscle,
Side plate connector also is able to connect with splicer side plate by the groove between adjacent heat radiation muscle, the groove and splicer of radiating ribs
, can be simple in structure without punching tapping by self-drilling connection when side plate connects, it is adaptable, it further improves scattered
The thermal efficiency；Busbar side board, cover board, auxiliary support plate, connector pressing plate, side plate connector material be aluminium alloy, light-weight, material
Utilization rate is high, and has good corrosion resistance without any process of surface treatment；Simple in structure, process simplifies, installation fortune
Defeated convenience, and good appearance, U-shaped structure have the side of vertical extension member and extended segment can be according to bus duct model specification
Different sizes are chosen, installation and adjustment are convenient, adaptable.
The bus duct of the present invention improves heat dissipation performance by heat radiating type splicer pressing plate, and radiating efficiency is high, bus-bar system
Operation temperature rises low；Main parts size busbar side board, cover board, connector pressing plate, side plate connector are aluminum alloy materials by one
The section bar of secondary pultrusion, manufacturing process is simple, and labor intensity is low, and number of parts is few, light-weight；Electric current transmission effect
The low stabilization of rate, connection is reliable, and installation and transportation are convenient, and corrosion resistance and good is light-weight, and good appearance.
Claims (6)
1. a kind of bus duct, including side plate（12）, cover board（13）The housing of composition and the phase conductor for being placed in housing cavity
（10）, side plate（12）Shoulder is provided with auxiliary support plate（11）；It is connected between each section of bus duct by splicer；Splicer includes
Several insulating barriers being spaced apart（3）, conductor tab（8）And cooling fin（9）, insulating barrier（3）, conductor tab（8）
Pass through track bolt（6）With collar nut（5）Be connected fastening, track bolt（6）Stage casing is provided with insulation sleeve（7）, end
It is provided with butterfly spring piece（4）With connector pressing plate（2）；The connector pressing plate (2) for pushing down splicer outermost insulating barrier (3) passes through
Side plate connector (1) is connect with busbar side board；It is characterized in that：The connector pressing plate (2) and side plate connector (1) are one
Secondary drawing and extruding section bar；Side plate connector (1) the section bar section is substantially U-shaped structure, and the base of U-shaped structure has can be with busbar
The connecting hole that slot side plate is bolted, the side of the U-shaped structure wherein side have vertical extension member, are set on extended segment
At least two radiating ribs are equipped with, groove is formed between adjacent heat radiation muscle, side plate connector (1) can be by between adjacent heat radiation muscle
Groove and splicer connector pressing plate (2) connect；It raises up to be formed substantially in the middle part of connector pressing plate (2) the section bar section
The structure of C-shaped, the through-hole passed through for track bolt is provided among C-shaped configuration, and both sides have outside linearly extended wing side, institute
Wing side is stated towards being provided with several heat dissipation reinforcing ribs, C-shaped section cavity heights size and connector on the inside of bus duct phase conductor
Device disc spring film (4) height dimension is adapted, and disc spring film (4) can be installed in C-shaped configuration inner cavity；The C-shaped
Structural openings position width dimensions are adapted with collar nut width dimensions.
2. bus duct according to claim 1, it is characterised in that：The side plate（12）, cover board（13）For a pultrusion into
The disjunctor side cover plate of type.
3. bus duct according to claim 1, it is characterised in that：The connector pressing plate（2）The adjacent heat radiation on wing side is strengthened
Being formed between muscle can be with busbar side board connector（1）The installation groove of mating connection.
4. bus duct according to claim 1, it is characterised in that：The connector pressing plate（2）The heat dissipation reinforcing rib table on wing side
Face has zigzag radiating groove.
5. bus duct according to claim 1, it is characterised in that：The insulation sleeve of the splicer（7）To be columnar structured,
Insulation sleeve（7）Both ends are against the dish-shaped shrapnel of splicer both sides（4）On inner surface.
6. bus duct according to claim 1, it is characterised in that：The busbar side board（12）, cover board（13）, auxiliary branch
Fagging（11）, connector pressing plate（2）, side plate connector（1）Material is aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114040.4A CN108173214A (en) | 2016-12-07 | 2016-12-07 | A kind of bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114040.4A CN108173214A (en) | 2016-12-07 | 2016-12-07 | A kind of bus duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108173214A true CN108173214A (en) | 2018-06-15 |
Family
ID=62526383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611114040.4A Pending CN108173214A (en) | 2016-12-07 | 2016-12-07 | A kind of bus duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108173214A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109616973A (en) * | 2018-12-13 | 2019-04-12 | 镇江易拓电气有限公司 | Bus duct |
| CN109888699A (en) * | 2019-01-29 | 2019-06-14 | 马克威尔(广州)电气有限公司 | A kind of high heat dissipation bus slot structure |
-
2016
- 2016-12-07 CN CN201611114040.4A patent/CN108173214A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109616973A (en) * | 2018-12-13 | 2019-04-12 | 镇江易拓电气有限公司 | Bus duct |
| CN109888699A (en) * | 2019-01-29 | 2019-06-14 | 马克威尔(广州)电气有限公司 | A kind of high heat dissipation bus slot structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180615 |