CN207852338U - A kind of pipe busbar and the commutation structure based on the pipe busbar - Google Patents
A kind of pipe busbar and the commutation structure based on the pipe busbar Download PDFInfo
- Publication number
- CN207852338U CN207852338U CN201820145282.8U CN201820145282U CN207852338U CN 207852338 U CN207852338 U CN 207852338U CN 201820145282 U CN201820145282 U CN 201820145282U CN 207852338 U CN207852338 U CN 207852338U
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- CN
- China
- Prior art keywords
- locking unit
- phase locking
- pipe
- bus pipe
- busbar
- 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.)
- Expired - Fee Related
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- 239000000428 dust Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
Landscapes
- Installation Of Bus-Bars (AREA)
Abstract
The utility model is related to a kind of pipe busbar and based on the commutation structure of the pipe busbar, the busbar of the utility model is that three pipe busbares (A, B, C three-phase) are assembled a pipe busbar, the commutation structure of pipe busbar based on the utility model, including first group of phase locking unit being installed on a pipe busbar and second group of phase locking unit being installed on another pipe busbar, every group of phase locking unit includes outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit；Correspondence is electrically connected with the outer shroud bus pipe of pipe busbar, middle ring bus pipe and inner ring bus pipe respectively for outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit in every group of phase locking unit, and the commutation between realizing two pipe busbares is electrically connected by busbar between out of phase phase locking unit in two groups of phase locking units.The utility model solves the problems, such as Voltage unbalance between three-phase, while reducing installation space by commutating to the three-phase electricity on two pipe busbares.
Description
Technical field
The utility model belongs to pipe bus structure field, is related to a kind of pipe busbar and the commutation structure based on the pipe busbar.
Background technology
Currently, three-phase electricity is transmitted by busbar or pipe busbar, due to being three-phase electricity, A is needed when transmitting
Phase busbar, B phases busbar and C phases busbar or A phase pipes busbar, B phase pipe busbares and C phase pipe busbares, since transmission range is longer or peace
Dress is inconvenient, and busbar or pipe busbar are usually segmented, are attached again between adjacent two sections.
There is exveral phenomena about voltage imbalance between three-phase in three-phase electricity transmission process in existing busbar or pipe busbar, point
Analysis the reason is as follows that：
1, since A phases busbar, B phases busbar and C phases busbar or A phase pipes busbar, B phase pipe busbares and C phase pipe busbares are in space
Position it is different, therefore magnetic field is different, and three-phase alternating current impedance is unequal, leads to imbalance of three-phase voltage.
2, in the case where powering there are the power supply unit of multiple parallel connections, each power supply unit passes on busbar or pipe busbar
Three-phase electricity has differences.
Existing pipe busbar is to use copper pipe or aluminium-alloy pipe as conductor, is applied with a kind of bus bar products of insulating layer.Cast
Isolated bus big, good insulation preformance, high mechanical strength, good heat dissipation with current-carrying capacity, temperature liter is low, reliability is high, applied widely
Etc. characteristics, so by more and more client's recognitions and acceptances.At present the country outer tube bus structure form be single copper pipe or
Aluminium-alloy pipe is applied with insulating layer, and (insulating layer is distinguished with yellow, green, red three kinds of colors, respectively represents A phase pipes busbar, B phase pipes busbar, C
Phase pipe busbar), structure type is as shown in Figure 1, wherein 1 is bus pipe, and 2 be insulating layer, yellow, green, the red three kinds of face of insulating layer
Color is distinguished, and indicates A, B, C three-phase respectively.
Since curstomer's site pipe busbar installation space is smaller, it is installed separately according to existing pipe busbar A, B, C three-phase, then again
Pipe busbar A, B, C three-phase between each two equipment room compartment carries out commutation, and existing installation space can not be installed.
Invention content
In order to solve the technical problem of Voltage unbalance and existing commutating structure installation space deficiency between three-phase electricity three-phase,
The utility model provides a kind of pipe busbar and the commutation structure based on the pipe busbar.
The technical solution of the utility model is：
A kind of pipe busbar, is characterized in that：Include inner ring bus pipe 7, the middle ring busbar of nested setting from the inside to the outside
Pipe 5 and outer shroud bus pipe 3, inner ring bus pipe 7, middle ring bus pipe 5 and outer shroud bus pipe 3 are metal tube, and inner ring bus pipe 7 is in
It is insulated by insulating layer between ring bus pipe 5, between middle ring bus pipe 5 and outer shroud bus pipe 3.
Further, for ease of the commutation connection between pipe busbar, both ends inner ring bus pipe 7, the middle ring busbar of pipe busbar
Insulating layer between pipe 5, outer shroud bus pipe 3 and two pipes is exposed independent from circumference wall surface.
Meanwhile the utility model additionally provides a kind of commutation structure based on above-mentioned pipe busbar, is characterized in that：
Including first group of phase locking unit being installed on a pipe busbar and second group of lock being installed on another pipe busbar
Phase device, every group of phase locking unit include outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit；
Outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit in every group of phase locking unit and inner ring bus pipe phase locking unit difference
Correspondence is electrically connected with the outer shroud bus pipe 3 of respective pipe busbar, middle ring bus pipe 5 and inner ring bus pipe 7；
The inner ring bus pipe phase locking unit in outer shroud bus pipe phase locking unit 31 and second group of phase locking unit in first group of phase locking unit
72 or second group of phase locking unit in middle ring bus pipe phase locking unit 52 be electrically connected by busbar 8；Middle ring in first group of phase locking unit is female
The outer shroud bus pipe in inner ring bus pipe phase locking unit 72 or second group of phase locking unit in spool phase locking unit 51 and second group of phase locking unit
Phase locking unit is electrically connected by busbar 8；It is outer in inner ring bus pipe phase locking unit 71 and second group of phase locking unit in first group of phase locking unit
Middle ring bus pipe phase locking unit 52 in ring bus pipe phase locking unit 32 or second group of phase locking unit is electrically connected by busbar 8, the busbar 8
On be provided with wiring hole 81.
Further, for ease of connection, the outer shroud that the outer shroud bus pipe phase locking unit is electrically connected place with outer shroud bus pipe 3 is female
3 side wall surface of spool is exposed, and outer shroud bus pipe phase locking unit is set in the outside of outer shroud bus pipe 3；
Further, for meet it is simple in structure, be easily worked and requirement convenient for disassembly and assembly, the middle ring bus pipe phase locking unit
5 side wall surface of middle ring bus pipe that place is electrically connected with middle ring bus pipe 5 is exposed, and middle ring bus pipe phase locking unit is set in middle ring bus pipe
5 outside；
7 side wall surface of inner ring bus pipe that the inner ring bus pipe phase locking unit is electrically connected place with inner ring bus pipe 7 is exposed, inner ring
Bus pipe phase locking unit is set in the outside of inner ring bus pipe 7.
The outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit are using same structure
Phase locking unit, phase locking unit include two semicircle hoops 321 being interlocked and threaded connector 323；
One end of two semicircle hoops 321 is provided with fastening side, fastens and is provided with fastener hole, threaded connector 323 on side
Two semicircle 321 one end of binding round are fixed across fastening side；
The other end of two semicircle hoops 321, which is provided with, is fastenedly connected side, be fastenedly connected on side be also equipped with fastener hole and
Connecting hole 324, another threaded connector 323 pass through fastening side to fix two semicircle 321 other ends that bind round, are fastenedly connected on side
Connecting hole 324 for being connect with busbar 8.
Further, to increase the area of locking, phase locking unit is made well to be contacted with pipe busbar.Phase locking unit further includes two groups of locks
Tight block, every group of latch segment include two panels latch segment 322, and two groups of latch segments are separately positioned on two semicircles and bind round the tight of 321 both ends
The outside of solid hole is provided with the mounting hole communicated with fastener hole, threaded connector on every group of locking two panels latch segment 322 in the block
323 pass through latch segment 322 and fastening side to fix semicircle hoop 321.
Further, the commutation structure further includes dust cover 9, and the dust cover 9 is arranged in two groups of phase locking units and mother
The outside of row 8.
Compared with prior art, advantage is the utility model：
1, the pipe busbar of the utility model realizes the transmission of three-phase electricity using nested structure on a pipe busbar, with
Existing three pipe busbares or three busbar transmission three-phase electricities are compared, and using nested structure, the spatial position gap between each phase subtracts
It is small, the exveral phenomena about voltage imbalance between mitigation three-phase to a certain degree, while reducing installation space.
2, the commutation structure of the utility model pipe busbar is solved by commutating to the three-phase electricity on two pipe busbares
Between three-phase the problem of Voltage unbalance.
3, the utility model structure type is simple and reliable, and exploitativeness is strong.
4, the utility model has passed through Electromagnetic Simulation, disclosure satisfy that product requirement.
Description of the drawings
Fig. 1 show existing pipe bus structure figure；
Fig. 2 is a kind of distribution topologies figure using the utility model commutation structure；
Fig. 3 is the utility model embodiment pipe bus structure figure；
Fig. 4 is the A-A views of Fig. 3；
Commutation structure charts of the Fig. 5 between the utility model embodiment pipe busbar；
Fig. 6 is the vertical view of Fig. 5；
Fig. 7 is the utility model embodiment phase locking unit structure chart；
Fig. 8 is the side view of Fig. 7.
Wherein reference numeral is：1- bus pipes, 2- insulating layers, 3- outer shroud bus pipes, 4,6,10-insulating layers, 5- middle rings are female
Spool, 7- inner ring bus pipes are outer in second group of outer shroud bus pipe phase locking unit, 32-- phase locking unit in first group of phase locking unit of 31-
Ring bus pipe phase locking unit, the middle ring bus pipe phase locking unit in first group of phase locking unit of 51-, the middle ring in the 52-the second group phase locking unit are female
Spool phase locking unit, the inner ring bus pipe phase locking unit in first group of phase locking unit of 71-, the inner ring bus pipe in the 72-the second group phase locking unit
Phase locking unit, 321- hoops, 322- latch segments, 323- threaded connectors, 324- connecting holes, 8- busbars, 81- wiring holes, 9- dust covers.
Specific implementation mode
The utility model is described in detail below in conjunction with attached drawing.
Fig. 2 show a kind of distribution topologies figure using the utility model commutation structure, equipment 1, equipment 2, equipment 3 ...
Equipment N2 is connected to by simultaneously electric cable on pipe busbar, and the three-phase electricity itself that each power supply unit passes on busbar or pipe busbar exists
Difference.If the transmission of three-phase electricity is carried out using existing pipe bus structure or A, B, C three-phase bus bar, due to A phases busbar, B phases
Busbar and C phases busbar or A phase pipes busbar, B phase pipe busbares and C phase pipe busbares are different in the position in space, will certainly aggravate three-phase
Imbalance during electrical transmission between three-phase piezoelectric voltage.
To eliminate Voltage unbalance between load three-phase, increase the mutual inductance between three-phase, while saving installation space, this reality
A kind of pipe busbar is proposed with novel and based on the commutation structure of the pipe busbar.
As shown in Figure 3-4, the utility model pipe busbar is that three pipe busbares (A, B, C three-phase) are assembled a pipe mother
Line, includes inner ring bus pipe 7, middle ring bus pipe 5 and the outer shroud bus pipe 3 of nested setting from the inside to the outside, inner ring bus pipe 7, in
Ring bus pipe 5 and outer shroud bus pipe 3 are metal tube, between inner ring bus pipe 7 and middle ring bus pipe 5, middle ring bus pipe 5 and outer shroud
It is insulated by insulating layer 4,6 between bus pipe 3,3 outside of outer shroud bus pipe is additionally provided with the insulation of insulating layer 10.
As seen in figs. 5-6, the commutation structure of the pipe busbar based on the utility model, including be installed on a pipe busbar
First group of phase locking unit and second group of phase locking unit being installed on another pipe busbar, every group of phase locking unit include that outer shroud bus pipe is locked
Phase device, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit；Outer shroud bus pipe phase locking unit, middle ring in every group of phase locking unit is female
Spool phase locking unit and inner ring bus pipe phase locking unit are corresponding female with the outer shroud bus pipe 3, middle ring bus pipe 5 and inner ring of pipe busbar respectively
Spool 7 is electrically connected；Middle ring bus pipe lock in outer shroud bus pipe phase locking unit 31 and second group of phase locking unit in first group of phase locking unit
Phase device 52 is electrically connected by busbar 8；Middle ring bus pipe phase locking unit 51 in first group of phase locking unit with it is interior in second group of phase locking unit
Ring bus pipe phase locking unit 72 is electrically connected by busbar 8；Inner ring bus pipe phase locking unit 71 in first group of phase locking unit and second group of lock
Outer shroud bus pipe phase locking unit 32 in phase device is electrically connected by busbar 8.Wiring hole 81 is provided on busbar 8, wiring hole 81 is used for
Connect power supply unit.
When phase locking unit is connect with pipe busbar, outer shroud bus pipe phase locking unit is electrically connected the outer shroud busbar at place with outer shroud bus pipe 3
3 side wall of pipe exposes, and outer shroud bus pipe phase locking unit is set in the outside of outer shroud bus pipe 3；Middle ring bus pipe phase locking unit is female with middle ring
Middle ring bus pipe 5 at 5 electrical connection of spool exposes, and middle ring bus pipe phase locking unit is set in the outside of middle ring bus pipe 5；Inner ring is female
The inner ring bus pipe 7 that spool phase locking unit is electrically connected place with inner ring bus pipe 7 exposes, and inner ring bus pipe phase locking unit is set in inner ring mother
The outside of spool 7.
Outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit used in the utility model
Structure is identical, and only internal diameter is different, and the internal diameter of phase locking unit is depending on the outer diameter of the bus pipe connected.As Figure 7-8, it locks
Phase device includes two 321, two groups of latch segments of semicircle hoop being interlocked and two threaded connectors 323, every group of latch segment include
Two panels latch segment 322.
One end of two semicircle hoops 321 is provided with fastening side, fastens and is provided with fastener hole on side, one group of locking is in the block
Two panels latch segment 322 is arranged is provided with the peace communicated with fastener hole on the outside of two semicircle banding solid holes, latch segment 322
Hole is filled, threaded connector 323 passes through latch segment 322 and fastening side to fix 321 one end of semicircle hoop.
The other end of two semicircle hoops 321, which is provided with, is fastenedly connected side, be fastenedly connected on side be also equipped with fastener hole and
Connecting hole 324, another group of locking two panels latch segment 322 in the block are arranged in the outside of two 321 fastener holes of semicircle hoop, locking
The mounting hole communicated with fastener hole is provided on block 322, another threaded connector 323 passes through latch segment 322 and fastening side will be partly
321 other end of circular, hoop is fixed, and the connecting hole 324 being fastenedly connected on side with busbar 8 for connecting.
Claims (7)
1. a kind of pipe busbar, it is characterised in that：
Include inner ring bus pipe (7), middle ring bus pipe (5) and the outer shroud bus pipe (3) of nested setting from the inside to the outside, inner ring busbar
It is metal tube to manage (7), middle ring bus pipe (5) and outer shroud bus pipe (3), between inner ring bus pipe (7) and middle ring bus pipe (5),
It is insulated, is additionally provided on the outside of outer shroud bus pipe (3) absolutely by insulating layer between middle ring bus pipe (5) and outer shroud bus pipe (3)
Edge layer insulate.
2. pipe busbar according to claim 1, it is characterised in that：The both ends inner ring bus pipe (7) of the pipe busbar, middle ring
Insulating layer between bus pipe (5), outer shroud bus pipe (3) and two pipes is exposed independent from circumference wall surface.
3. the commutation structure based on pipe busbar described in claim 1, it is characterised in that：
Including first group of phase locking unit being installed on a pipe busbar and second group of phase locking unit being installed on another pipe busbar,
Every group of phase locking unit includes outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit；
Outer shroud bus pipe phase locking unit, middle ring bus pipe phase locking unit and inner ring bus pipe phase locking unit in every group of phase locking unit correspond to respectively
It is electrically connected with the outer shroud bus pipe (3) of respective pipe busbar, middle ring bus pipe (5) and inner ring bus pipe (7)；
Outer shroud bus pipe phase locking unit (31) in first group of phase locking unit and the inner ring bus pipe phase locking unit in second group of phase locking unit
(72) the middle ring bus pipe phase locking unit (52) or in second group of phase locking unit is electrically connected by busbar (8)；In first group of phase locking unit
Middle ring bus pipe phase locking unit (51) in second group of phase locking unit inner ring bus pipe phase locking unit (72) or second group of phase locking unit in
Outer shroud bus pipe phase locking unit is electrically connected by busbar (8)；Inner ring bus pipe phase locking unit (71) and second in first group of phase locking unit
Outer shroud bus pipe phase locking unit (32) in group phase locking unit or the middle ring bus pipe phase locking unit (52) in second group of phase locking unit pass through mother
(8) electrical connection is arranged, wiring hole (81) is provided on the busbar (8).
4. commutation structure according to claim 3, it is characterised in that：
Outer shroud bus pipe (3) side wall surface that the outer shroud bus pipe phase locking unit is electrically connected place with outer shroud bus pipe (3) is exposed, outer shroud
Bus pipe phase locking unit is set in the outside of outer shroud bus pipe (3)；
Middle ring bus pipe (5) side wall surface that the middle ring bus pipe phase locking unit is electrically connected place with middle ring bus pipe (5) is exposed, middle ring
Bus pipe phase locking unit is set in the outside of middle ring bus pipe (5)；
Inner ring bus pipe (7) side wall surface that the inner ring bus pipe phase locking unit is electrically connected place with inner ring bus pipe (7) is exposed, inner ring
Bus pipe phase locking unit is set in the outside of inner ring bus pipe (7).
5. commutation structure according to claim 3 or 4, it is characterised in that：The outer shroud bus pipe phase locking unit, middle ring busbar
It includes two semicircle hoops being interlocked that pipe phase locking unit and inner ring bus pipe phase locking unit, which use the phase locking unit of same structure, phase locking unit,
(321) and threaded connector (323)；
One end of two semicircle hoops (321) is provided with fastening side, fastens and is provided with fastener hole, threaded connector (323) on side
Two semicircle (321) one end of binding round are fixed across fastening side；
The other end of two semicircle hoops (321), which is provided with, is fastenedly connected side, is fastenedly connected on side and is also equipped with fastener hole and company
Hole (324) is connect, another threaded connector (323) passes through fastening side to fix two semicircle (321) other ends that bind round, is fastenedly connected
Connecting hole (324) on side with busbar (8) for connecting.
6. commutation structure according to claim 5, it is characterised in that：The phase locking unit further includes two groups of latch segments, every group
Latch segment includes two panels latch segment (322), and two groups of latch segments are separately positioned on the fastener hole at two semicircle hoop (321) both ends
Outside is provided with the mounting hole communicated with fastener hole, threaded connector on every group of locking two panels latch segment (322) in the block
(323) pass through latch segment (322) and fastening side that semicircle hoop (321) is fixed.
7. commutation structure according to claim 6, it is characterised in that：Further include dust cover (9), the dust cover (9) sets
Set the outside in two groups of phase locking units and busbar (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145282.8U CN207852338U (en) | 2018-01-26 | 2018-01-26 | A kind of pipe busbar and the commutation structure based on the pipe busbar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145282.8U CN207852338U (en) | 2018-01-26 | 2018-01-26 | A kind of pipe busbar and the commutation structure based on the pipe busbar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852338U true CN207852338U (en) | 2018-09-11 |
Family
ID=63413060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820145282.8U Expired - Fee Related CN207852338U (en) | 2018-01-26 | 2018-01-26 | A kind of pipe busbar and the commutation structure based on the pipe busbar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207852338U (en) |
-
2018
- 2018-01-26 CN CN201820145282.8U patent/CN207852338U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180911 |