CN209217662U - Three-phase non-segregated bus and gas-insulated switchgear - Google Patents
Three-phase non-segregated bus and gas-insulated switchgear Download PDFInfo
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- CN209217662U CN209217662U CN201920161045.5U CN201920161045U CN209217662U CN 209217662 U CN209217662 U CN 209217662U CN 201920161045 U CN201920161045 U CN 201920161045U CN 209217662 U CN209217662 U CN 209217662U
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Abstract
The utility model provides a kind of three-phase non-segregated bus and gas-insulated switchgear, the three-phase non-segregated bus, for gas-insulated switchgear, it include: horizontally disposed columnar main line shell, main line it include three and be horizontally placed on the intracorporal main conductor of main line shell, three main conductors are equally spacedly in main line plane, and the main line plane and horizontal direction are in 45° angle；And first branch line it include three and be arranged in parallel in intracorporal the first tap conductor drawn vertically from three main conductors respectively of the first branch line shell, three first tap conductors are equally spacedly in the first branch line plane, and the spacing between three first tap conductors and the spacing between main conductor are identical, the utility model improves the wiring of the main conductor and tap conductor of three-phase non-segregated bus, each phase conductor surface of three-phase non-segregated bus is set to generate uniform electromagnetic field, enhancing safety and the technology difficulty for reducing main, branch conductor wiring.
Description
Technical field
The utility model relates to a kind of three-phase non-segregated bus, in particular to a kind of to be applied to gas-insulated switchgear
Three-phase non-segregated bus, further related to the gas-insulated switchgear for applying this three-phase non-segregated bus.
Background technique
Gas-insulated switchgear (GIS) is usually mounted to rise in the circuit between the source side of electric system and load-side
The effect of electric system and load equipment is protected to safely cutting electric current.Gas-insulated switchgear contains at least one three
Phase common box bus, the three-phase non-segregated bus at least also include a main conductor and at least one tap conductor, three-phase combined type
Bus include it is insulation gas filled, when electric current is by the main conductor and tap conductor of three-phase non-segregated bus, generate high-voltage electricity
Gas, if the electric field that conductive surface generates is more uniform, safety is higher., whereas if the cabling arrangement of conductor leads to its bending,
Or the factors such as spacing between each phase conductor is narrow, the electric field that conductive surface can all generated is uneven, and safety reduces.
Especially when the main conductor for being related to a kind of three-phase non-segregated bus need to draw the branch conductors of a plurality of branch line, need to examine
The arrangement for considering three-phase branch bar conductor meets it between each adjacent phase conductor between main conductor and tap conductor in conjunction
The distance of reason, tap conductor bus-bars conductor and main conductor itself avoid excessive bending, to optimize the electric field of conductor generation
Uniformity, reduce the danger of electric discharge, and optimize the utilization in its processing cost and space.
Thus, when considering that the arrangement to main conductor in three-phase non-segregated bus and tap conductor designs, need to consider to lead
Line conductor and in each tap conductor each phase conductor cabling arrange it is whether simple, compact and easy to process so that three-phase combined type
Bus meets compact, safe performance requirement.
Utility model content
The utility model be intended to provide a kind of three-phase non-segregated bus for being able to solve above-mentioned and/or other technical problems and
Gas-insulated switchgear, the arrangement that can satisfy each tap conductor is simple, compact and easy to process, and generates with uniform
Electric field reduces the danger of electric discharge, meets the needs of security performance.
In a first aspect, the utility model provides a kind of three-phase non-segregated bus, it to be used for gas-insulated switchgear, comprising:
Columnar main line shell, main line it include three and be arranged in parallel in the intracorporal main conductor of shell, three main conductors etc.
It is in spacing main line plane, the main line plane and horizontal direction are in 45° angle；And first branch line comprising be arranged in parallel
In intracorporal three first tap conductors drawn vertically from three main conductors respectively of the first branch line shell, described in three
The adjacent spacing of first tap conductor is identical as the adjacent spacing of the main conductor.Therefore, it is arranged in the first branch line shell
Reasonable distance is kept between each phase conductor of first tap conductor, keeps reasonable distance with each phase conductor of main conductor,
And first each phase conductor of tap conductor unobstructive can extend along the vertical direction, led to easily derive branch line
Body.
Optionally, which can also include: the second branch line comprising three are drawn from the main conductor
The second tap conductor being arranged in the second branch line shell out, the second tap conductor edge and main conductor and the first branch line
The vertical direction guidance of conductor, every second tap conductor is all from the tie point of first tap conductor and main conductor
It draws at place.Therefore, the second tap conductor is drawn while can facilitating from main line parent, and each phase of the second tap conductor is led
Kept between body reasonably apart from while and each phase conductor of main conductor keep reasonable distance, and the second tap conductor
Each phase conductor unobstructive can extend along the vertical direction.
Optionally, which can also include: third branch line comprising three are drawn from the main conductor
The third tap conductor being arranged in third branch line shell out, the third tap conductor edge and the first tap conductor quilt
The opposite direction in the direction of guidance guides, and the every third tap conductor is all from first tap conductor and main conductor
It is drawn at tie point.Therefore, third tap conductor is drawn while can facilitating from main line parent, and third tap conductor is each
Kept between phase conductor reasonably apart from while and each phase conductor of main conductor keep reasonable distance, and third branch line
Each phase conductor of conductor unobstructive can extend along the vertical direction.
Optionally, which can also include: insulator spacer, be set to the both ends of main line shell, main line
Conductor is guided to the both ends of main line shell, and the insulator spacer by being set to main line shell both ends is fixed.
Second aspect, the utility model additionally provide a kind of gas-insulated switchgear, the equipment further include: first aspect
Related three-phase non-segregated bus.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein,
Fig. 1 is the perspective view for showing the three-phase non-segregated bus according to the first exemplary embodiment；
Fig. 2 is the axial cross-sectional view for showing the three-phase non-segregated bus according to the first exemplary embodiment；
Fig. 3 is the axial sectional view for showing the three-phase non-segregated bus according to the second exemplary embodiment；
Fig. 4 is the radial view for showing the three-phase non-segregated bus according to the second exemplary embodiment；
Fig. 5 is the axis direction cross-sectional view shown according to the three-phase non-segregated bus of third exemplary embodiment；
Fig. 6 is that the arrangement relation of main conductor and each tap conductor in the three-phase non-segregated bus for show exemplary embodiment is shown
It is intended to.
Drawing reference numeral explanation:
10: 11: the first main line shell end face of main line shell, 12: the second main line shell end face
13: the first branch line shell, 14: the second branch line shell 15: third branch line shell
20: main conductor
30: the first tap conductors
40: the second tap conductors
50: third tap conductor
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention
Specific embodiment of the present utility model, identical label indicates identical part in the various figures.
Fig. 1 is the perspective view for showing the three-phase non-segregated bus of the first exemplary embodiment, and Fig. 2 is that first shown is shown
The axial sectional view of the three-phase non-segregated bus of example property embodiment.
It can wrap combined with Figure 1 and Figure 2, according to the three-phase non-segregated bus of the first exemplary embodiment disclosed by the utility model
Include: main line shell 10, main line, including main conductor 20, the first branch line shell 13, and successively drawn by main conductor 20
One tap conductor 30.
Main line shell 10 can be configured to cylinder-shaped and horizontally disposed, can be used as main line at its columnar both ends and lead
The fixing end of body 20, such as the both ends by the way that disc insulator to be set to main line shell 10, i.e. the first main line shell end face 11
With the second main line shell end face 12, by the end of main conductor 20 respectively with the first main line shell end face 11 and the second main line shell
The disc insulator of end face 12 is fixed.It is also provided with flange at the both ends of main line shell 10, disc insulator is fixed on
On flange.
Main line, including three main conductors being horizontally placed in main line shell 10 20, and along the axial direction of main line shell 10
Direction extends.Three main conductors 20 are equally spacedly in main line plane, and the level of the main line plane and main line shell 10
Direction is in 45 ° of inclination angle, i.e., each phase conductor of main conductor 20 is in 45 ° of inclination angles on main line shell end face 11,12
Straight line.
First branch line shell 13 is set to the side surface of main line shell 10, and its opening direction is perpendicular to main line shell 10
Horizontal plane.
First tap conductor 30 is successively drawn respectively from main conductor 20, and the axis where being located at the first branch line shell 13
It to position, is equally spacedly guided in the first branch line shell 13 along the vertical direction of main conductor 20 respectively, and when the first branch line
When spacing between the spacing being guided between each adjacent conductor of conductor 30 and each adjacent conductor of main conductor 20 is identical, three
One tap conductor 30 is in the first branch line plane, and the perpendicular of the first branch line plane and main line shell 10 at equal intervals
In 45 ° of inclination angle.
Disc insulator can be set in 13 end of the first branch line shell, the exit of the first tap conductor 30 has been fixed
In on the disc insulator.
Fig. 3 is the axial view for showing the three-phase non-segregated bus according to the second exemplary embodiment, and Fig. 4 is shown according to
The radial cross-section of the three-phase non-segregated bus of two exemplary embodiments.
In order to illustrate three-phase non-segregated bus involved in the utility model, there is the case where drawing multichannel tap conductor
Under, keep reasonable spacing between each tap conductor and each phase conductor of main conductor so that three-phase non-segregated bus have rationally,
Compact master, tap conductor arrangement.In conjunction with Fig. 3 and Fig. 4, the three-phase combined type of the second exemplary embodiment disclosed by the utility model
Bus may include: main line shell 10, main conductor 20, the first branch line shell 13, first successively drawn by main conductor 20
Tap conductor 30, the second tap conductor 40 and the second branch line shell 14.
Second branch line shell 14 is set on 10 side surface of main line shell, and its opening direction is perpendicular to the first branch line shell
A left side or the right direction that 13 opening direction, i.e. the second branch line shell 14 are arranged at main line shell 10.
Second tap conductor 40 can also all be drawn by the tie point of the first tap conductor 30 and main conductor 20, and every
The equidistant edge of the second tap conductor of root 40 is both perpendicular to the direction of main conductor 20 and the first tap conductor 30 at second
Guidance, i.e. the second tap conductor 40 draw in the second branch line shell 14 along the left or right direction of main line shell 10 in line shell 14
It leads.
Preferably, the second branch line plane and the horizontal plane of the second branch line shell 14 locating for the second tap conductor 40 are in
45 ° of inclination angle.
Disc insulator can be set in 14 end of the second branch line shell, the exit of the second tap conductor 40 has been fixed
In on the disc insulator.
The first tap conductor 30 and the second branch line drawn respectively in the illustrative exemplary from main conductor 20 are led
Between body 40, the mutual of each phase conductor of each tap conductor keeps certain reasonable spacing, and can be avoided to individual main, branch
The case where shape of line conductor is processed, and main, tap conductor bending is caused so that each phase master, tap conductor its
Curved surface generates the case where non-uniform electromagnetic field in the environment of High-Voltage Insulation gas is powered.Present exemplary embodiment institute is public
The three-phase non-segregated bus opened, the internal each master being arranged, tap conductor can generate in the environment of the energization of high-voltage isulation gas
Even electromagnetic field has reached higher security performance.
Fig. 5 is the axial sectional view for showing the three-phase non-segregated bus according to third exemplary embodiment.
In conjunction with Fig. 5, the three-phase non-segregated bus of third example embodiments disclosed by the utility model, may include: main line
Shell 10, main conductor 20, the first branch line shell 13, the first tap conductor 30 successively drawn by main conductor 20, third branch
Line conductor 50 and third branch line shell 15.
Third branch line shell 15, is set to the side surface of main line shell 10, the opening direction phase with the first branch line shell 13
It is right.
Every third tap conductor 50 can draw from by main conductor 20 and the tie point of the first tap conductor 30 simultaneously
Out, and each phase conductor of third tap conductor 50 can be contrary along being guided with the first tap conductor 30 at equal intervals
Vertical direction guides in third branch line shell 15, i.e., the direction opposite with the opening direction of the first branch line shell 13 is in third branch
Guidance in line shell 15.
Preferably, the perpendicular of third branch line plane locating for third tap conductor 50 and main line shell 10 is in 45 °
Inclination angle.
Disc insulator can be set in the end of third branch line shell 15, it can be by the extraction of third tap conductor 50
End is fixed on the disc insulator.
Fig. 6 is that the arrangement relation of main conductor and each tap conductor in the three-phase non-segregated bus for show exemplary embodiment is shown
It is intended to.
It leads in conjunction with Fig. 6 in three-phase non-segregated bus disclosed by the utility model, drawing multichannel branch line respectively from main conductor
The mode of body is described further.The top half of Fig. 6 is shown in third exemplary embodiment, by the first tap conductor 30 with
Third tap conductor 50 is drawn from main conductor 20 respectively, and directs into the first branch line shell 13 and third branch line shell respectively
15, wherein third branch line shell 15 is opened up relative to the first branch line shell 13 on main line shell 10, is realized along main conductor
20 upward, downward vertical guidance tap conductors.
The lower half portion of Fig. 6 is shown in second embodiment, by the first tap conductor 30 and the second tap conductor 40 from master
Line conductor 20 is drawn, and is directed to the schematic diagram of the first branch line shell 13 and the second branch line shell 14,30 He of the first tap conductor
Between second tap conductor 40, keep certain reasonable spacing between each phase conductor of each tap conductor, and main conductor 20 with
Also certain reasonable spacing, the wiring of master, tap conductor are kept between first tap conductor 30 and the second tap conductor 40 simultaneously
It is without hindrance, it can be convenient from main conductor 20 to different directions, i.e., it is equal to left and right to draw tap conductor.
The invention also discloses a kind of gas-insulated switchgears comprising three-phase non-segregated bus above-mentioned.
Although not each embodiment only includes one it should be appreciated that this specification describes according to various embodiments
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solutions in the various embodiments may also be suitably combined for bright book, and forming those skilled in the art can be with
The other embodiments of understanding.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, under the premise of not departing from the conceptions and principles of the utility model made equivalent variations,
Modification and combination, should belong to the range of the utility model protection.
Claims (5)
1. a kind of three-phase non-segregated bus is used for gas-insulated switchgear characterized by comprising
Horizontally disposed columnar main line shell (10)；
Main line comprising three main conductors (20) being horizontally placed in the main line shell (10), three main lines are led
Body (20) is equally spacedly in main line plane, and the main line plane is horizontal by 45° angle；And
First branch line comprising be arranged in parallel in the first branch line shell (13) respectively from three main conductors (20)
In three first tap conductors (30) drawing vertically, the adjacent spacing of three first tap conductors (30) and the main line
The adjacent spacing of conductor (20) is identical.
2. three-phase non-segregated bus according to claim 1, which is characterized in that further include: the second branch line comprising from described
Three piece second tap conductors (40) of the setting drawn in main conductor (20) in the second branch line shell (14),
Second tap conductor is guided along the direction vertical with main conductor (20) and the first tap conductor (30), and every institute
The second tap conductor (40) is stated to draw all from the tie point of first tap conductor (30) Yu main conductor (20).
3. three-phase non-segregated bus according to claim 1, which is characterized in that further include: third branch line comprising three from
Third tap conductor (50) of the setting drawn in the main conductor (20) in third branch line shell (15), the third branch
Opposite direction guidance of the line conductor along the direction being guided with first tap conductor (30), the every third tap conductor
It is drawn all from the tie point of first tap conductor and main conductor.
4. three-phase non-segregated bus according to claim 1, which is characterized in that further include insulator spacer, be set to main line
The both ends of shell (10), wherein main conductor (20) is guided to the both ends of main line shell (10), and solid by insulator spacer
It is fixed.
5. a kind of gas-insulated switchgear, which is characterized in that the equipment includes the described in any item three-phases of claim 1-4
Common box bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920161045.5U CN209217662U (en) | 2019-01-30 | 2019-01-30 | Three-phase non-segregated bus and gas-insulated switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920161045.5U CN209217662U (en) | 2019-01-30 | 2019-01-30 | Three-phase non-segregated bus and gas-insulated switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217662U true CN209217662U (en) | 2019-08-06 |
Family
ID=67467689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920161045.5U Active CN209217662U (en) | 2019-01-30 | 2019-01-30 | Three-phase non-segregated bus and gas-insulated switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217662U (en) |
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2019
- 2019-01-30 CN CN201920161045.5U patent/CN209217662U/en active Active
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