CN106329320B - Main switch module and solid insulation ring main unit - Google Patents
Main switch module and solid insulation ring main unit Download PDFInfo
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- CN106329320B CN106329320B CN201510389053.1A CN201510389053A CN106329320B CN 106329320 B CN106329320 B CN 106329320B CN 201510389053 A CN201510389053 A CN 201510389053A CN 106329320 B CN106329320 B CN 106329320B
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- insulating cylinder
- accommodation tube
- accommodation
- switch module
- cylinder
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/01—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with resin casing
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- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention provides a kind of main switch module and solid insulation ring main unit, the main switch module includes solid insulation switch and the operating mechanism above the solid insulation switch.The solid insulation switch includes the first insulating cylinder arranged in parallel, second insulating cylinder and third insulating cylinder, first switch component in first insulating cylinder, second switch component in second insulating cylinder, and the third switch block in the third insulating cylinder, the lateral wall of first insulating cylinder is equipped with first, second and third accommodation tube, the lateral wall of second insulating cylinder is equipped with the 4th, 5th and the 6th accommodation tube, the lateral wall of the third insulating cylinder is equipped with the 7th, 8th and the 9th accommodation tube, described first, 4th and the 7th accommodation tube is arranged along first axle, described second, 5th and the 8th accommodation tube is arranged along second axis, the third, 6th and the 9th accommodation tube is arranged along third axis.The main switch module extends convenient for three-phase bus.
Description
Technical field
The present invention relates to electric device fields, and in particular to a kind of main switch module and solid insulation ring main unit.
Background technology
Solid insulation ring main unit is usually used in distribution branch road, is that the important switch of one kind of ring network power supply and terminal power supply is set
It is standby, key effect is played to entire power distribution network safe operation.The core component of solid insulation ring main unit is main switch module, packet
Include solid insulation cylinder and the switch block in solid insulation cylinder.
China Patent Publication No. CN104201595A discloses a kind of major insulation body for solid-state insulated switchgear.Figure
1 is shown in which the stereoscopic schematic diagram of a major insulation body, as shown in Figure 1, inlet-outlet sleeve 4 and main bus-bar casing 9 are IEC
European standard taper, this design are suitble to using standardization male-tapered extension casing and matched bus tie
Realize the extension (realizing the electrical connection between the busbar in two switchgears) of busbar.
During being extended to each phase busbar, it is required on the main bus-bar casing 9 of 2 switchgears on set respectively
One T-shaped extension casing of standardization, and it is inserted into 1 busbar between the T-shaped extension casing of 2 standardization.Therefore, for general
Corresponding A phase, B phase, C phase busbar is electrically connected in 2 switchgears, needs 6 T-shaped extension casings standardized and 3
Busbar.On the one hand, three-phase bus expansion process becomes cumbersome；On the other hand, 6 T-shaped extension casings increase busbar expansion
This is transformed into, and the switchgear occupied space after busbar extension is big.
Therefore, it needs a kind of to realize busbar extension, and occupied space after expansion bus with low cost, convenient manner at present
Small main switch module.
Invention content
For above-mentioned technical problem existing for the main switch module of the prior art, An embodiment provides one
Kind main switch module, including：
Solid insulation switch, the solid insulation switch include：
First insulating cylinder, the second insulating cylinder and third insulating cylinder arranged in parallel, the lateral wall of first insulating cylinder are set
There is first, second, and third accommodation tube, the lateral wall of second insulating cylinder is equipped with the four, the 5th and the 6th accommodation tube, described
The lateral wall of third insulating cylinder is equipped with the seven, the 8th and the 9th accommodation tube, and the accommodation tube of described first, the 4th and the 7th is along first axle
Line arranges, and the accommodation tube of described second, the 5th and the 8th arranges along second axis, and the accommodation tube of the third, the 6th and the 9th is along the
Three axis arrange；
First switch component in first insulating cylinder；
Second switch component in second insulating cylinder；
Third switch block in the third insulating cylinder；And
Operating mechanism above the solid insulation switch is used to control first, second, third switch portion
The on off operating mode of part.
Preferably, first, second, third accommodation tube defines identical accommodation space；Described 7th, the 8th and
Nine accommodation tubes define identical accommodation space.
Preferably, there are interior side opening and outer openings at the both ends of first, second, third accommodation tube, described the
First, the interior side opening of second, third accommodation tube is respectively close to the four, the 5th and the 6th accommodation tube, described first, second,
The diameter of the interior side opening of third accommodation tube is less than the diameter of the outer openings of first, second, third accommodation tube；Described
The both ends of seven, the 8th and the 9th accommodation tube have interior side opening and outer openings, the seven, the 8th and the 9th accommodation tube
Interior side opening is respectively close to the four, the 5th and the 6th accommodation tube, the interior side opening of the seven, the 8th and the 9th accommodation tube
Diameter be less than the seven, the 8th and the 9th accommodation tube outer openings diameter；Wherein, the both ends of the 5th accommodation tube
The diameter of opening is equal to the diameter of the interior side opening of the described first, second, third, the seven, the 8th and the 9th accommodation tube, and is less than
The diameter of the both ends open of four, the 6th accommodation tube.
Preferably, the accommodation tube of described first, second, third, the seven, the 8th and the 9th defines empty in the receiving of truncated cone-shaped
Between, the four, the 5th and the 6th accommodation tube defines cylinder accommodation space.
Preferably, the first axle, second axis and third axis are mutually parallel.
Preferably, the first axle, second axis and third axis are non-coplanar.
Preferably, also there is first insulating cylinder the first cable to bore connecting cylinder, and second insulating cylinder also has second
Cable bores connecting cylinder, and also there is the third insulating cylinder third cable to bore connecting cylinder, and the first, second, and third cable cone connects
Connect cylinder all defines the accommodation space in truncated cone-shaped.
Preferably, first insulating cylinder further includes the first fixed part, is used to accommodate described first, second, and third
Cylinder is fixed on the lateral wall of first insulating cylinder；Second insulating cylinder further includes the second fixed part, and being used for will be described
Four, the 5th and the 6th accommodation tube is fixed on the lateral wall of second insulating cylinder；The third insulating cylinder further includes third
Fixed part is used to the seven, the 8th and the 9th accommodation tube being fixed on the lateral wall of the third insulating cylinder.
Preferably, it states the first fixed part and includes the first support bar being connected with the third accommodation tube, described second fixes
Portion includes the second support bar being connected with the 6th accommodation tube；The third fixed part includes being connected with the 9th accommodation tube
Third supporting rod；Connecting cylinder is bored with first, second, and third cable in the end face of first, second, and third supporting rod
Annular end face in the same plane.
Preferably, first insulating cylinder has port part, and the port part of first insulating cylinder is equipped with first annular close
Sealing groove is equipped with multiple screw holes in the first annular seal groove；Second insulating cylinder has port part, second insulating cylinder
Port part be equipped with the second annular seal groove, multiple screw holes are equipped in second annular seal groove；The third insulating cylinder tool
There is port part, the port part of the third insulating cylinder is equipped with third annular seal groove, is equipped in the third annular seal groove more
A screw hole.
Preferably, the main switch module further includes the A phase busbares in the accommodation tube of described first, the 4th and the 7th,
B phases busbar in the accommodation tube of described second, the 5th and the 8th and in the accommodation tube of the third, the 6th and the 9th
C phase busbares.
Preferably, the first switch component include the first vacuum interrupter, with first vacuum interrupter and A phases mother
First disconnecting switch of line electrical connection；The second switch component includes the second vacuum interrupter and second vacuum extinction
Room and the second disconnecting switch of B phases busbar electrical connection；The third switch block includes third vacuum interrupter and the third
Vacuum interrupter and the third disconnecting switch of C phases busbar electrical connection；The operating mechanism is for controlling described first, second, the
Three disconnecting switch are in combined floodgate, isolation or earthing position and for first, second, and third vacuum interrupter to be controlled to lead
On-off is opened.
One embodiment of the present of invention additionally provides a kind of solid insulation ring main unit, including above-mentioned main switch module；With
And the pressure releasing chamber below the main switch module and cable vault, the pressure releasing chamber and cable vault are along the main switch module
Length direction arranges.
Main switch module of the invention is at low cost, is extended convenient for three-phase bus, and occupy little space after extending.And it is easy to
Assembling, degree of protection reach IP67.
Description of the drawings
Embodiments of the present invention is further illustrated referring to the drawings, wherein：
Fig. 1 is the stereoscopic schematic diagram of major insulation body of the prior art.
Fig. 2 is the exploded view according to the solid insulation switch of present pre-ferred embodiments.
Fig. 3 is the stereoscopic schematic diagram of the solid insulation cylinder in solid insulation switch shown in Fig. 2.
Fig. 4 is the front view of solid insulation cylinder shown in Fig. 3.
Fig. 5 is sectional view of the solid insulation cylinder shown in Fig. 3 along line A-A.
Fig. 6 is solid insulation cylinder shown in Fig. 3 along the stereoscopic schematic diagram after first axle L1 and second axis L2 cuttings.
Fig. 7 is the partial enlarged view of the port part of the first insulating cylinder in solid insulation cylinder shown in Fig. 3.
Fig. 8 is the stereoscopic schematic diagram of the switch block in solid insulation switch shown in Fig. 2.
Fig. 9 is the stereoscopic schematic diagram of solid insulation switch shown in Fig. 2, wherein the front left side part quilt of solid insulation switch
Removal.
Figure 10 is the left view of solid insulation switch shown in Fig. 9.
Figure 11 is the schematic diagram that three station isolation switch in solid insulation switch shown in Fig. 10 are located at isolated location.
Figure 12 is the schematic diagram that three station isolation switch in solid insulation switch shown in Fig. 10 are located at earthing position.
Figure 13 is the schematic diagram according to the main switch module of present pre-ferred embodiments.
Figure 14 is that the main switch module shown in Figure 13 is connected with the schematic diagram that cable is bored.
Figure 15 is the schematic diagram that main switch module shown in Figure 13 is connected with fuse unit.
Figure 16 is the schematic diagram according to the solid insulation ring main unit of present pre-ferred embodiments.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, pass through below in conjunction with attached drawing specific real
Applying example, the present invention is described in more detail.
Fig. 2 is the exploded view of solid insulation switch according to an embodiment of the invention.As shown in Fig. 2, solid insulation is opened
It closes 60 and includes solid insulation cylinder 61 and the switch block 62 in solid insulation cylinder 61.Solid insulation cylinder 61 includes arranged in parallel
The first insulating cylinder 10, the second insulating cylinder 20 and third insulating cylinder 30.Switch block 62 includes being located in the first insulating cylinder 10
First switch component 621, the second switch component 622 in the second insulating cylinder 20, the third in third insulating cylinder 30
Switch block 623.Solid insulation switch 60 further includes to be opened respectively with first switch component 621, second switch component 622 and third
Close A phases busbar 641, B phases busbar 642 and C phases busbar 643 that component 623 is electrically connected.
Fig. 3 and Fig. 4 is the stereoscopic schematic diagram and front view of the solid insulation cylinder 61 in solid insulation switch shown in Fig. 2.
As shown in Figures 3 and 4, the shape and structure of the first insulating cylinder 10, the second insulating cylinder 20 and third insulating cylinder 30 is essentially identical.First absolutely
The lateral wall of edge cylinder 10 is equipped with the first accommodation tube 11, the second accommodation tube 12 and third accommodation tube 13.Outside second insulating cylinder 20
Side wall is equipped with the 4th accommodation tube 24, the 5th accommodation tube 25 and the 6th accommodation tube 26.The lateral wall of third insulating cylinder 30 is equipped with
7th accommodation tube 37, the 8th accommodation tube 38 and the 9th accommodation tube 39.Wherein, the first accommodation tube 11, the 4th accommodation tube 24 and the 7th
Accommodation tube 37 is arranged in a linear along first axle L1, and for accommodating A phases busbar 641；Second accommodation tube 12, the 5th accommodation tube 25
It is arranged in a linear with the 8th accommodation tube 38 along second axis L2, and for accommodating B phases busbar 642；Third accommodation tube the 13, the 6th holds
26 and the 9th accommodation tube 39 of cylinder of receiving is arranged in a linear along third axis L3, and for accommodating C phases busbar 643.In the present embodiment,
First axle L1, second axis L2 and third axis L3 are mutually parallel, and can cause two after three-phase bus extension in this way
Main switch module 200 occupies little space.First insulating cylinder 10 has port part 17, and the second insulating cylinder 20 and third insulating cylinder 30 have
There is the port part identical with the port part 17 of the first insulating cylinder 10.First insulating cylinder 10, the second insulating cylinder 20 and third insulating cylinder
30 and its lateral wall accommodation tube preferably using epoxy resin (or other insulating materials) be integrally formed.
As shown in figure 4, three accommodation tubes 11,12,13 on 10 lateral wall of the first insulating cylinder define that identical receiving is empty
Between；Three accommodation tubes 37,38,39 on 30 lateral wall of third insulating cylinder define identical accommodation space.It below will be only with position
It is described for the third accommodation tube 13, the 6th accommodation tube 26 and the 9th accommodation tube 39 of third axis L3.6th holds
Cylinder of receiving has two openings 261,262 being oppositely arranged.The both ends of third accommodation tube 13 have interior side opening 131 and outer openings
132, interior side opening 131 is close to the 6th accommodation tube 26 (opening 261), and outer openings 132 are far from 26 (opening of the 6th accommodation tube
261), and the diameter of interior side opening 131 be less than outer openings 132 diameter.The both ends of 9th accommodation tube 39 have interior side opening
391 and outer openings 392, interior side opening 391 holds close to the 6th accommodation tube 26 (opening 262), outer openings 392 far from the 6th
Receive cylinder 26 (opening 262), and the diameter of interior side opening 391 is less than the diameter of outer openings 392.Wherein the 5th accommodation tube 25
The diameter of both ends open is equal to the diameter of the interior side opening of accommodation tube 11,12,13,37,38,39, and is slightly less than the 4th accommodation tube
24 and the 6th accommodation tube 26 both ends open diameter.In the present embodiment, three receivings on 10 lateral wall of the first insulating cylinder
Three accommodation tubes 37,38,39 on cylinder 11,12,13 and 30 lateral wall of third insulating cylinder are defined substantially in the receiving of truncated cone-shaped
Space.Three accommodation tubes 24,25,26 on second insulating cylinder, 20 lateral wall define generally cylindrical accommodation space, from
And three-phase bus is tightly embedded intp in accommodation tube 24,25,26.
Fig. 5 is sectional view of the solid insulation cylinder shown in Fig. 3 along line A-A, the vertical first axle L1 of cutting plane.Due to exhausted
Edge cylinder 10,20 and 30 has essentially identical sectional view, therefore, is now only illustrated by taking the first insulating cylinder 10 as an example.Such as Fig. 5 institutes
Show, there is the first insulating cylinder 10 vacuum being oppositely arranged with the first accommodation tube 11, the second accommodation tube 12 and third accommodation tube 13 to go out
Arc chamber accommodation tube 14 and cable cone connecting cylinder 15.First accommodation tube 11 has for the combined floodgate static contact 613 in the first insulating cylinder 10
(being described in detail below with reference to Fig. 8) embedded through-hole 111, wherein combined floodgate static contact 613 are tightly embedded intp to the first accommodation tube
In 11 through-hole 111, so as to which combined floodgate static contact 613 be avoided to occur loose phenomenon after a long-term service.First insulating cylinder 10
Fixed part 16 is further included, is used to the first accommodation tube 11, the second accommodation tube 12 and third accommodation tube 13 being fixed on the first insulation
On 10 lateral walls of cylinder.Fixed part 16 is preferably integrally formed with the first insulating cylinder 10 and accommodation tube 11,12,13, can be by first
A part for the lateral wall of insulating cylinder 10 or three accommodation tubes 11,12,13 is formed.Cable cone connecting cylinder 15 defines basic in circle
The accommodation space of platform shape, cable cone connecting cylinder 15 have annular end face 151.Fixed part 16 includes what is be connected with third accommodation tube 13
The annular end face 151 of supporting rod 162, the end face 161 of supporting rod 162 and cable cone connecting cylinder 15 is in the same plane, that is, holds
Plane where face 161 and annular end face 151 overlaps.
Fig. 6 is solid insulation cylinder shown in Fig. 3 along the stereoscopic schematic diagram after first axle L1 and second axis L2 cuttings.Such as
Shown in Fig. 6, first axle L1, second axis L2 and third axis L3 are non-coplanar, when three-phase bus conveys three-phase alternating current, A
Two electromagnetic forces that phase busbar 641 and C phases busbar 643 are acted on B phases busbar 642 have angle so that on B phases busbar 642
Resultant force it is smaller, improve the mounting stability of busbar.The through-hole 111 and the 5th that Fig. 6 illustrates only the first accommodation tube 11 accommodates
The through-hole 251 of cylinder 25, those skilled in the art supply the combined floodgate in third insulating cylinder 30 quiet it is found that the 9th accommodation tube 39 also has
The through-hole that contact is tightly embedded intp (Fig. 6 is not shown).
Fig. 7 is the partial enlarged view of the port part 17 of the first insulating cylinder 10 in solid insulation cylinder shown in Fig. 3.Such as Fig. 7
Shown, the port part 17 of the first insulating cylinder 10 is equipped with annular seal groove 18.It is mutually fitted with it by being set in annular seal groove 18
The sealing ring (Fig. 7 is not shown) matched, can be with implementation mechanism case 70 (will refer to Figure 13 below to be described in detail) between the insulating cylinder
Sealing reach IP67 degree of protection, it is ensured that can also be used safely in wet environment.It is additionally provided in annular seal groove 18 multiple
In assembling process, 70 bottom of mechanism case is fixed on using with the nut that screw hole 181 is adapted by screw hole 181 for first insulating cylinder 10
Portion.It equally can be used what the screw hole in the annular seal groove of the port part with the second insulating cylinder 20 and third insulating cylinder 30 was adapted
Second insulating cylinder 20 and third insulating cylinder 30 are fixed on 70 bottom of mechanism case by nut.Thus realize the first insulating cylinder 10, second
Insulating cylinder 20 and third insulating cylinder 30 it is arranged in parallel and keep relative position fix.
It will sketch below using 3 mothers being adapted with the madial wall of three accommodation tubes 11,12,13 of the first insulating cylinder 10
Wiring connector realizes the process of three-phase bus extension.Consolidating for first switchgear is inserted into one end of 3 bus ties respectively
In three accommodation tubes 11,12,13 of body insulating cylinder 61；Again by three accommodation tubes of the solid insulation cylinder 61 of second switchgear
37th, 38,39 other end respectively with 3 bus ties is aligned and inserted into, so as to fulfill the extension of three-phase bus.Using this
The solid insulation cylinder 61 of invention, the extension of three-phase bus is realized without using standardization male-tapered extension casing, and three-phase bus expands
The cost of exhibition is low, and the expansion process of busbar is very convenient.In addition bus tie is located in accommodation tube so that after busbar extension
Switchgear occupy little space.The accommodation space that three accommodation tubes 11,12,13 on first insulating cylinder, 10 lateral wall limit and the
Pair of the accommodation space that three accommodation tubes 37,38,39 on three insulating cylinders, 30 lateral wall limit preferably about the second insulating cylinder 20
Claim plane symmetrical in face, thus can be selected 3 it is identical and in the symmetrical bus tie in face, in busbar expansion process
It is completely absent the mistake assembly problem of bus tie.
Fig. 8 is the stereoscopic schematic diagram of the switch block in solid insulation switch shown in Fig. 2.Due to first switch component
621st, second switch component 622 and third switch block 623 are essentially identical, therefore, only describe first switch component 621 herein.
First switch component 621 includes the first vacuum interrupter 611 and is connected electrically in the first vacuum interrupter 611 and A phase busbares
The first disconnecting switch 619 between 641.First disconnecting switch 619 includes the first combined floodgate stationary contact being electrically connected with A phases busbar 641
First 613, the one or three station isolation switch 614, the one or three hinged station isolation switch is quiet with the one or three station isolation switch 614
615 and the 1st station isolation switch insulated tension pole 616 of tool apron.The dynamic guide rod (Fig. 8 is not shown) of first vacuum interrupter 611 with
One end of vacuum interrupter insulated tension pole 612 and the fixed company of flexible link 617 (it is made of an electrically conducting material, in the plate of bending)
It connects.The quiet tool apron 615 of one or three station isolation switch is fixedly connected with flexible link 617, thus A phases busbar 641, first is kept apart
619 and first vacuum interrupter 611 of pass is to be connected in series on circuit.A phases busbar 641, B phases busbar 642 and C phases busbar 643
Tubular silicon rubber is all cased with, further improves insulation performance.
Fig. 9 is the left front side of the stereoscopic schematic diagram of solid insulation switch 60 shown in Fig. 2, wherein solid insulation switch 60
Divide and be removed.Solid insulation cylinder shown in Fig. 9 includes solid insulation cylinder 61 shown in Fig. 3 and is separately positioned on three accommodation tubes
10th, the observation window 618,618 ' and 618 " on 20,30 lateral wall.As shown in figure 9, the first vacuum interrupter 611 is located at first
In vacuum interrupter accommodation tube 14.The other end and the vacuum interrupter insulation of one or three station isolation switch insulated tension pole 616 are drawn
The other end of bar 612 is all stretched out from port part 17.
Figure 10 is the left view of solid insulation switch 60 shown in Fig. 9.Figure 10 shows the one or three station isolation switch 614
In closing position.By the way that the one or three station isolation switch insulated tension pole 616 is controlled to move along its length, the one or three is driven
Station isolation switch 614 is rotated around the quiet tool apron 615 of the one or three station isolation switch so that the one or three station isolation switch 614
Positioned at the isolated location shown in Figure 11.One or three station isolation switch insulated tension pole 616 is further driven to the isolation of the one or three station
Disconnecting link 614 is rotated around the quiet tool apron 615 of the one or three station isolation switch, so that the one or three station isolation switch 614 is located at
Earthing position shown in Figure 12.Figure 12 shows the grounding contact 71 being in contact with the one or three station isolation switch 614.First
In the operating process of three station isolation switch 614, operator can directly observe the one or three station isolation knife by observation window 618
The operating position of lock 614 ensures the safe operation of operating personnel.
In other embodiments of the invention, three accommodation tubes 11,12,13 of 10 lateral wall of the first insulating cylinder, which define, is in
Cylindrical accommodation space, three accommodation tubes 37,38,39 of 30 lateral wall of third insulating cylinder limit cylinder receiving sky
Between.
In other embodiments of the invention, first axle L1, second axis L2 and third axis L3 are generally aligned in the same plane
On.
In other embodiments of the invention, third accommodation tube 13 is equipped with for the combined floodgate static contact in the first insulating cylinder 10
The through-hole of 613 insertions；5th accommodation tube is equipped with the through-hole for the combined floodgate static contact insertion in the second insulating cylinder 20；7th accommodation tube
37 are equipped with the through-hole for the combined floodgate static contact insertion in third insulating cylinder 30.
Figure 13 is the schematic diagram of main switch module according to an embodiment of the invention.As shown in figure 13, main switch module
200 include switch babinet 63 in a rectangular parallelepiped shape and the mechanism case 70 on switch babinet 63.In solid insulation switch 60
Three insulating cylinders 10,20,30 cable cone connecting cylinder 15 and supporting rod 162 be placed on switch babinet 63 bottom surface on, thus
Supporting rod 162 can play a supporting role.Operating mechanism 72 in mechanism case 70 is known to those skilled in the art, herein
It repeats no more.The vacuum interrupter insulated tension pole and three station isolation switch insulated tension poles of operating mechanism 72 and each insulating cylinder
It is fixedly connected, for the vacuum interrupter insulated tension pole in each insulating cylinder to be controlled to move along its length, so that
Corresponding vacuum interrupter is turned on or off；And for controlling three station isolation switch insulated tension poles in each insulating cylinder
It moves along its length, so that corresponding three stations isolation switch is in closing position, isolated location or earthing position.
Figure 14 is that the main switch module shown in Figure 13 is connected with the schematic diagram that cable is bored.As shown in figure 14, L-shaped cable
Cone 81 (Figure 14 only shows one) be inserted directly into each insulating cylinder cable cone connecting cylinder 15 in, and with it is true in the insulating cylinder
Empty arc-chutes electrical connection.
Figure 15 is the schematic diagram that main switch module shown in Figure 13 is connected with fuse unit.As shown in figure 15, (the figure of fuse unit 82
15 only show one) be inserted directly into each insulating cylinder cable cone connecting cylinder 15 in, and with the vacuum extinction in the insulating cylinder
Room is electrically connected.
The versatility of the main switch module 200 of the present invention is good, and 81 or fuse unit 82 can be bored with cable without using casing
Electrical connection.
Figure 16 is the schematic diagram of solid insulation ring main unit according to an embodiment of the invention, horizontal direction in Figure 16 and
Vertical direction is respectively the length direction and short transverse of main switch module 200, vertical paper direction (the i.e. length of three-phase bus
Direction) be main switch module 200 width direction.As shown in figure 16, solid insulation ring main unit 300 includes main switch module 200
With the pressure releasing chamber 90 below main switch module 200 and cable vault 80.80 edge of pressure releasing chamber 90 and cable vault in a rectangular parallelepiped shape
The length direction arrangement of main switch module 200, the size of pressure releasing chamber 90 and cable vault 80 along the length direction of main switch module 200
The sum of be equal or substantially equal to the length of main switch module 200, and the width of pressure releasing chamber 90, cable vault 80 along main switch module 200
Spend the size in direction preferably equal to or the substantially equal to width of main switch module 200.Thus solid insulation ring main unit 300 is in rectangular
Body shape, so that solid insulation ring main unit 300 can be stably placed on pedestal or be placed close to the wall of building.Pressure release
There is supplied gas the pressure safety plate 91,92 inside pressure releasing chamber 90, pressure releasing chamber are flowed to from switch babinet 63 and cable vault 80 for room 90
90 bottom also has the pressure relief opening 93 of supplied gas outflow.Pressure safety plate 91,92 is known to those skilled in the art, therefore
Figure 16 does not show that its concrete structure.It is high when solid insulation switch 60 or/and 80 inside of cable vault generate the electric arc of high-energy
The electric arc of energy can cause the temperature of gas to increase to be increased with pressure, and high temperature and high pressure gas dotted arrow direction along Figure 16 is pushed open
Pressure safety plate 91,92 is flowed into inside pressure releasing chamber 90, is finally discharged from pressure relief opening 93.
Although the present invention has been described by means of preferred embodiments, the present invention is not limited to described here
Embodiment, further include made various changes and variation without departing from the present invention.
Claims (13)
1. a kind of main switch module, which is characterized in that including：
Solid insulation switch, the solid insulation switch include：
First insulating cylinder, the second insulating cylinder and third insulating cylinder arranged in parallel, the lateral wall of first insulating cylinder are equipped with the
First, second and third accommodation tube, the lateral wall of second insulating cylinder is equipped with the four, the 5th and the 6th accommodation tube, the third
The lateral wall of insulating cylinder is equipped with the seven, the 8th and the 9th accommodation tube, and the accommodation tube of described first, the 4th and the 7th is arranged along first axle
Row, the accommodation tube of described second, the 5th and the 8th arranges along second axis, and the accommodation tube of the third, the 6th and the 9th is along third axis
Line arranges；
First switch component in first insulating cylinder；
Second switch component in second insulating cylinder；
Third switch block in the third insulating cylinder；And
Operating mechanism above the solid insulation switch is used to control first, second, third switch block
On off operating mode.
2. main switch module according to claim 1, which is characterized in that
First, second, third accommodation tube defines identical accommodation space；
Seven, the 8th and the 9th accommodation tube defines identical accommodation space.
3. main switch module according to claim 2, which is characterized in that
The both ends of first, second, third accommodation tube have interior side opening and outer openings, described first, second, third
The interior side opening of accommodation tube respectively close to the four, the 5th and the 6th accommodation tube, first, second, third accommodation tube
The diameter of interior side opening is less than the diameter of the outer openings of first, second, third accommodation tube；
There are interior side opening and outer openings at the both ends of the seven, the 8th and the 9th accommodation tube, the the described 7th, the 8th and the
The interior side opening of nine accommodation tubes is respectively close to the four, the 5th and the 6th accommodation tube, the seven, the 8th and the 9th accommodation tube
Interior side opening diameter be less than the seven, the 8th and the 9th accommodation tube outer openings diameter；
Wherein, the diameter of the both ends open of the 5th accommodation tube is equal to described first, second, third, the seven, the 8th and the 9th
The diameter of the interior side opening of accommodation tube, and the diameter of the both ends open less than the four, the 6th accommodation tube.
4. main switch module according to claim 3, which is characterized in that described first, second, third, the seven, the 8th and
9th accommodation tube defines the accommodation space in truncated cone-shaped, and the four, the 5th and the 6th accommodation tube defines cylinder
Accommodation space.
5. main switch module according to any one of claim 1 to 4, which is characterized in that the first axle, the second axis
Line and third axis are mutually parallel.
6. main switch module according to claim 5, which is characterized in that the first axle, second axis and third axis
Line is non-coplanar.
7. main switch module according to any one of claim 1 to 4, which is characterized in that first insulating cylinder also has
There is the first cable to bore connecting cylinder, second insulating cylinder also there is the second cable to bore connecting cylinder, and the third insulating cylinder also has
Third cable bores connecting cylinder, and the first, second, and third cable cone connecting cylinder all defines the accommodation space in truncated cone-shaped.
8. main switch module according to claim 7, which is characterized in that
First insulating cylinder further includes the first fixed part, is used to first, second, and third accommodation tube being fixed on institute
On the lateral wall for stating the first insulating cylinder；
Second insulating cylinder further includes the second fixed part, is used to the four, the 5th and the 6th accommodation tube being fixed on institute
On the lateral wall for stating the second insulating cylinder；
The third insulating cylinder further includes third fixed part, is used to the seven, the 8th and the 9th accommodation tube being fixed on institute
On the lateral wall for stating third insulating cylinder.
9. main switch module according to claim 8, which is characterized in that first fixed part includes holding with the third
The first support bar that cylinder of receiving is connected, second fixed part include the second support bar being connected with the 6th accommodation tube；It is described
Third fixed part includes the third supporting rod being connected with the 9th accommodation tube；The end of first, second, and third supporting rod
The annular end face of connecting cylinder is bored with first, second, and third cable in the same plane in face.
10. main switch module according to any one of claim 1 to 4, which is characterized in that
First insulating cylinder has a port part, and the port part of first insulating cylinder is equipped with first annular seal groove, and described the
Multiple screw holes are equipped in one annular seal groove；
Second insulating cylinder has a port part, and the port part of second insulating cylinder is equipped with the second annular seal groove, and described the
Multiple screw holes are equipped in second ring seal groove；
The third insulating cylinder has a port part, and the port part of the third insulating cylinder is equipped with third annular seal groove, and described the
Multiple screw holes are equipped in three annular seal grooves.
11. main switch module according to any one of claim 1 to 4, which is characterized in that the main switch module also wraps
Include the A phase busbares in the described first, the 4th and the 7th accommodation tube, the B in the accommodation tube of described second, the 5th and the 8th
Phase busbar and the C phase busbares in the accommodation tube of the third, the 6th and the 9th.
12. main switch module according to claim 11, which is characterized in that
The first switch component includes the first vacuum interrupter, is electrically connected with first vacuum interrupter and A phase busbares
First disconnecting switch；
The second switch component includes the second vacuum interrupter, is electrically connected with second vacuum interrupter and B phase busbares
Second disconnecting switch；
The third switch block includes third vacuum interrupter, is electrically connected with the third vacuum interrupter and C phase busbares
Third disconnecting switch；
The operating mechanism is used to that first, second, third disconnecting switch to be controlled to be in combined floodgate, isolation or earthing position, with
And for first, second, and third vacuum interrupter to be controlled to be turned on or off.
13. a kind of solid insulation ring main unit, which is characterized in that including：
Main switch module as described in any one of claim 1 to 12；And
Pressure releasing chamber and cable vault below the main switch module, the pressure releasing chamber and cable vault are along the main switch module
Length direction arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389053.1A CN106329320B (en) | 2015-07-03 | 2015-07-03 | Main switch module and solid insulation ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389053.1A CN106329320B (en) | 2015-07-03 | 2015-07-03 | Main switch module and solid insulation ring main unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106329320A CN106329320A (en) | 2017-01-11 |
| CN106329320B true CN106329320B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389053.1A Active CN106329320B (en) | 2015-07-03 | 2015-07-03 | Main switch module and solid insulation ring main unit |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES1276579Y (en) | 2021-03-23 | 2021-11-15 | Ormazabal Y Cia S L U | Gas insulated switchgear for medium and high voltage electrical distribution networks |
| ES1295907Y (en) | 2022-06-15 | 2023-03-14 | Ormazabal Y Cia S L U | electrical interconnection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1695277A (en) * | 2002-11-22 | 2005-11-09 | 三菱电机株式会社 | Switchgear connector |
| CN101350506A (en) * | 2007-07-17 | 2009-01-21 | 株式会社日立制作所 | Vacuum insulated switchgear |
| CN101847838A (en) * | 2010-06-22 | 2010-09-29 | 北京双杰电气股份有限公司 | 24kV solid insulated fully-closed switch combined electrical appliance |
| CN102412519A (en) * | 2011-12-23 | 2012-04-11 | 珠海康晋电气有限公司 | Solid-sealed polar pole with insulation and switch cabinet |
| CN202550299U (en) * | 2012-01-18 | 2012-11-21 | 浙江华仪电器科技有限公司 | Bus arrangement structure |
-
2015
- 2015-07-03 CN CN201510389053.1A patent/CN106329320B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1695277A (en) * | 2002-11-22 | 2005-11-09 | 三菱电机株式会社 | Switchgear connector |
| CN101350506A (en) * | 2007-07-17 | 2009-01-21 | 株式会社日立制作所 | Vacuum insulated switchgear |
| CN101847838A (en) * | 2010-06-22 | 2010-09-29 | 北京双杰电气股份有限公司 | 24kV solid insulated fully-closed switch combined electrical appliance |
| CN102412519A (en) * | 2011-12-23 | 2012-04-11 | 珠海康晋电气有限公司 | Solid-sealed polar pole with insulation and switch cabinet |
| CN202550299U (en) * | 2012-01-18 | 2012-11-21 | 浙江华仪电器科技有限公司 | Bus arrangement structure |
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| Publication number | Publication date |
|---|---|
| CN106329320A (en) | 2017-01-11 |
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