CN203774718U - A 800kV direct current wall bushing and current transformer connection support fitting - Google Patents
A 800kV direct current wall bushing and current transformer connection support fitting Download PDFInfo
- Publication number
- CN203774718U CN203774718U CN201420159458.7U CN201420159458U CN203774718U CN 203774718 U CN203774718 U CN 203774718U CN 201420159458 U CN201420159458 U CN 201420159458U CN 203774718 U CN203774718 U CN 203774718U
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- gold utensil
- current transformer
- pipe
- housing
- cannula tip
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 59
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 52
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims abstract description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 68
- 239000010931 gold Substances 0.000 claims description 68
- 229910052737 gold Inorganic materials 0.000 claims description 68
- 239000004411 aluminium Substances 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 208000002173 dizziness Diseases 0.000 claims description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract 2
- 230000003068 static effect Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Abstract
The utility model relates to a 800kV direct current wall bushing and current transformer connection support fitting comprising an anti-corona ball, a tubular busbar fixing fitting, a tubular busbar end fitting, a rotating connection device, a bushing end fitting, six diversion aluminum strips, a separation frame and a static contact installing frame. The anti-corona ball is a shell formed by connecting a left half ball and a right half ball through bolts. Four connecting rods are arranged on the inner wall of the shell in a spaced manner. The tubular busbar fixing fitting comprises a pair of U-shaped rings. The tubular busbar end fitting comprises a pair of half end enclosures. The rotating connection device comprises a double-layer disc, a fixing rod, a steering block and a support base. The bushing end fitting comprises three sections of wire clamps. Each diversion aluminum strip comprises a plurality of aluminum strips and two drainage plates. The separation frame comprises a pair of support frames with rollers and two cross arms. The static contact installing frame is a connecting plate formed through group welding of aluminum alloy. Through the connection, overflowing between the bushing and the tubular busbar is achieved. The technical scheme can be widely applied to 800kV direct current wall bushing and current transformer connection support fittings.
Description
Technical field
The utility model relates to a kind of electric armour clamp, is particularly connected with current transformer and supports gold utensil about a kind of 800kV direct-current wall bushing.
Background technology
Along with the growth at full speed of electricity needs, transmitted power and transmission distance also increase thereupon, the superiority of HVDC Transmission Technology makes it in power grid construction, have wide development space, China's electrical network has entered the epoch of an alternating current-direct current complementation, has become operation in the world and has built the direct current transportation big country that DC transmission engineering is maximum, capacity is maximum, circuit is the longest.Current conversion station is the indispensable part in DC transmission engineering, undertaking the important duty of AC and DC conversion, in the valve Room, equipment is numerous, electrical connection is complicated, and equipment component will carry the acting in conjunction of alternating voltage and direct voltage, and each equipment above earth potential is not etc., equipment room influences each other greatly, to meet the not different air clearances between equipotential equipment room and equipment and ground simultaneously, therefore in the valve Room each equipment voltage distribute and Electric Field Distribution deformity seriously, easily there is corona and gas discharge.As the gold utensil of main electrical connection member between each equipment in the valve Room, due to profile and size, its surface electric field distribution deformity is even more serious, and local very easily outlet field intensity is too high and cause the generation of corona discharge phenomenon.Therefore valve Room gold utensil, except meeting the requirement of mechanical strength aspect, more will bear the long-term ordeal of electric property aspect.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide one can ensure that overcurrent connects, anti-corona, noise 800kV direct-current wall bushing is connected support gold utensil with current transformer.
For achieving the above object, the utility model is taked following technical scheme: a kind of 800kV direct-current wall bushing is connected support gold utensil with current transformer, it is characterized in that: it comprises an anti-dizziness ball, a pipe bus bar fixing hardware, a pipe end of bus bars gold utensil, a rotary connecting device, a cannula tip gold utensil, six water conservancy diversion aluminium strips, a space-stop rack and fixed contact installing racks;
Described anti-dizziness ball is one to be bolted by left hemisphere and right hemisphere the housing forming, the bottom of described housing is provided with the end mouth of company's earthing fixed contact, the left side of described housing is provided with a left side mouth that wears described water conservancy diversion aluminium strip, the right side of described housing is provided with the right side mouth that wears pipe bus, and the inwall of described housing is arranged at intervals with four connecting rods that stretch out;
Described pipe bus bar fixing hardware comprises a pair of U-loop being bolted, and is arranged at intervals with two outwardly directed engaging lugs described in each on the lateral arcs wall of U-loop, and described in each, engaging lug is connected respectively on four connecting rods;
Described pipe end of bus bars gold utensil comprises a pair of two halves end socket being bolted, and described in each, the outer end of half end socket all arranges three links, and described in two, half end socket fastens the end of shutoff at pipe bus relatively, and its outboard end is the link that hexagon encloses;
Described rotary connecting device comprise one be bolted relatively fasten two described in two fixed disks in outer end wall in half end socket, wherein be positioned at described fixed disk center, outside and connect the fixed lever that a level is stretched out, the other end of described fixed lever is hinged on one each other on the hinged block of vertical duction by bearing pin, and another hinge hole of described hinged block is hinged on a hinged seat by bearing pin;
Described cannula tip gold utensil comprises that one is bolted three mutual lobe wire clamps, and described in each, one end of wire clamp is arranged at intervals with two links;
Described in each, water conservancy diversion aluminium strip comprises that middle part bends after stacking curved for some aluminium flakes, described in each, aluminium flake two ends connect respectively a drainage plate, the described drainage plate wherein connecting near arc tips is bolted respectively each link of described cannula tip gold utensil, the described drainage plate connecting near flat end is bolted respectively each link of described pipe end of bus bars gold utensil, and then is the utmost point busbar current transformer that lantern-shaped is arranged after six described water conservancy diversion aluminium strips are connected;
Described space-stop rack comprises pair of supporting, support frame as described above one end is set to roller housing and is located at two and is oppositely arranged on described water conservancy diversion aluminium strip outer arc face, the other end is set to base and is bolted respectively on the corresponding link of described cannula tip gold utensil, by wearing, stud two ends are each connects a cross-arm to the roller of two support frames as described above respectively, and is supported between utmost point busbar current transformer;
Described fixed contact installing rack comprises a plate, the two ends of described connecting plate be respectively arranged with one with the hangers of the relative connection of two engaging lugs of described pipe bus bar fixing hardware.
Described anti-dizziness ball, described rotary connecting device and space-stop rack are insulator, and described pipe bus bar fixing hardware, described pipe end of bus bars gold utensil, described cannula tip gold utensil, described fixed contact installing rack and described water conservancy diversion aluminium strip were the conductor of circulation flow path.
The surface of shell of described anti-dizziness ball polishes smooth, and without any projection, the end mouth of offering on described housing and each opening edge of left and right side mouth are respectively to described enclosure interior bending.
The end mouth of described housing does not all contact pipe bus, utmost point busbar current transformer and ground cutter fixed contact with left and right side mouth.
Described in each, the aluminium flake thickness of water conservancy diversion aluminium strip is 1mm, and described fixed contact installing rack adopts aluminium alloy plate assembly welding to form.
Each wire clamp of described cannula tip gold utensil all adopts aluminum profile extrusion to form, and wire clamp inwall is all covered with layer of copper aluminium composite sheet described in each of described cannula tip gold utensil.
Described utmost point busbar current transformer one end is contracted in the mouth place, left side of described housing, another arc end is arranged in the periphery shading ring of cannula tip, and interval round and smooth with it suit, all steelworks of utmost point busbar current transformer are all arranged in the shield ranges between described housing and sleeve pipe.
The utility model is owing to taking above technical scheme, it has the following advantages: 1, the utility model in housing owing to adopting pipe bus bar fixing hardware clip pipe bus, at pipe bus bar fixing hardware bottom engaging lug, fixed contact installing rack is installed simultaneously, and all utmost point busbar current transformer steelworks are all arranged in the shield ranges between anti-dizziness ball and sleeve pipe, therefore not only can ensure overcurrent under running status, can also reduce corona discharge and audible noise.2, cannula tip gold utensil of the present utility model is owing to adopting three lobe aluminum wire clamps mutually to fasten the end being bolted at copper sleeve pipe, each wire clamp is respectively arranged with two links and connects each water conservancy diversion aluminium strip, simultaneously be covered with layer of copper aluminium composite sheet at each wire clamp inwall, therefore can effectively avoid copper sleeve pipe to contact with aluminum casing end metal fitting and the electrochemical corrosion that causes.3, water conservancy diversion aluminium strip of the present utility model middle part due to adopt some aluminium flakes to stack to bend curved after, two ends are connected with cannula tip gold utensil and pipe end of bus bars gold utensil by connecting a drainage plate respectively, and utmost point busbar current transformer one end is contracted in to the mouth place, left side of described anti-dizziness ball, another arc end is arranged in the periphery shading ring of cannula tip, and interval round and smooth with it suits, all steelworks are all arranged in the shield ranges between described anti-dizziness ball and sleeve pipe, therefore both can effectively reach anti-corona, can also meet the flexible and overcurrent of sleeve pipe in the time that pipe bus rotates.4, the utility model adopts rotary connecting device and water conservancy diversion aluminium strip joint sleeve end metal fitting and pipe end of bus bars gold utensil respectively, and at relative erection bay shelf between water conservancy diversion aluminium strip, therefore can effectively support, separate water conservancy diversion aluminium strip, water conservancy diversion aluminium strip is collided and deforms when preventing deflection.5, the utility model is owing to adopting the end of sleeve pipe to connect one end of utmost point busbar current transformer by cannula tip gold utensil, pipe end of bus bars connects the other end of utmost point busbar current transformer by pipe end of bus bars gold utensil, and link together by rotary connecting device and water conservancy diversion aluminium strip, and ground cutter fixed contact is again by pipe bus bar fixing hardware overcurrent tube connector bus, and suspend in midair by outside arrester connecting fitting pipe bus outer end, therefore can realize between cover tube and tube bus by the overcurrent of utmost point busbar current transformer, to meet mechanical strength and anti-corona requirement.6, the utility model anti-dizziness ball is because housing outer surface polishes smooth, and without any projection, offers extraction tube bus and water conservancy diversion aluminium strip and connect the opening of earthing fixed contact on housing, therefore ensures reasonable installation effectively anti-corona in anti-dizziness ball.The utility model can be widely used in 800kV direct-current wall bushing and be connected with current transformer among the use of support gold utensil.
Brief description of the drawings
Fig. 1 is the utility model structural representation
Fig. 2 is anti-dizziness ball structural representation of the present utility model
Fig. 3 is anti-dizziness ball internal structure schematic diagram
Fig. 4 is pipe bus bar fixing hardware structural representation of the present utility model
Fig. 5 is that schematic diagram is looked on a left side of Fig. 4
Fig. 6 is pipe end of bus bars hardware fitting structure schematic diagram of the present utility model
Fig. 7 is that schematic diagram is looked on a left side of Fig. 6
Fig. 8 is rotary connecting device structural representation of the present utility model
Fig. 9 is that schematic diagram is looked on the right side of Fig. 8
Figure 10 is cannula tip hardware fitting structure schematic diagram of the present utility model
Figure 11 is that schematic diagram is looked on the right side of Figure 10
Figure 12 is water conservancy diversion aluminium strip structural representation of the present utility model
Figure 13 is the package assembly schematic diagram of water conservancy diversion aluminium strip
Figure 14 is that schematic diagram is looked on a left side of Figure 13
Figure 15 is space-stop rack structural representation of the present utility model
Figure 16 is that schematic diagram is looked on the right side of Figure 15
Figure 17 is fixed contact installing rack structural representation of the present utility model
Figure 18 is that schematic diagram is looked on the right side of Figure 17
Figure 19 is the utility model outer mounting structure schematic diagram
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Figure 1, the utility model comprises an anti-dizziness ball 10, a pipe bus bar fixing hardware 20, a pipe end of bus bars gold utensil 30, a rotary connecting device 40, a cannula tip gold utensil 50, six water conservancy diversion aluminium strips 60, a space-stop rack 70 and fixed contact installing racks 80.
As shown in Figure 2 and Figure 3, anti-dizziness ball 10 of the present utility model is one to be bolted by left hemisphere 11 and right hemisphere 12 housing forming, the bottom of housing is provided with the end mouth 13 of company's earthing fixed contact 1, the left side of housing is provided with a left side mouth 14 that wears water conservancy diversion aluminium strip 60, the right side of housing is provided with the right side mouth 15 that wears pipe bus 2, and the inwall of housing is arranged at intervals with four connecting rods that stretch out 16.
As shown in Figure 4, Figure 5, pipe bus bar fixing hardware 20 of the present utility model comprises a pair of U-loop being bolted 21, on the lateral arcs wall of each U-loop 21, be arranged at intervals with two outwardly directed engaging lugs 22, each engaging lug 22 is connected respectively on four connecting rods 16.
As shown in Figure 6, Figure 7, pipe end of bus bars gold utensil 30 of the present utility model comprises a pair of two halves end socket 31 being bolted, the outer end of every half end socket 31 all arranges three links 32, two halves end socket 31 fastens shutoff relatively in the end of pipe bus 2, and its outboard end is the link 32 that hexagon encloses.
As shown in Figure 8, Figure 9, rotary connecting device 40 of the present utility model comprises that one is bolted two fixed disks 41 in the interior outer end wall of two halves end socket 31 relatively fastening, wherein be positioned at fixed disk 41 centers, outside and connect the fixed lever 42 that a level is stretched out, the other end of fixed lever 42 is hinged on one each other on the hinged block 43 of vertical duction by bearing pin, and another hinge hole of hinged block 43 is hinged on a hinged seat 44 by bearing pin.
As shown in Figure 10, Figure 11, cannula tip gold utensil 50 of the present utility model comprises that one is bolted three lobe wire clamps 51 of mutual fastening, and one end of each wire clamp 51 is arranged at intervals with two links 52.
As shown in figure 12, after the aluminium flake 61 that is 1mm for some thickness in the middle part of each water conservancy diversion aluminium strip 60 of the present utility model comprises stacks, bend curved, each aluminium flake 61 two ends connects respectively a drainage plate 62, the drainage plate 62 wherein connecting near arc tips is bolted respectively each link 52 of cannula tip gold utensil 50, the drainage plate 62 connecting near flat end is bolted respectively each link 32 of pipe end of bus bars gold utensil 30, and then is the utmost point busbar current transformer (as shown in Figure 13, Figure 14) that lantern-shaped is arranged after six water conservancy diversion aluminium strips 60 are connected.
As shown in Figure 15, Figure 16, space-stop rack 70 of the present utility model comprises pair of supporting 71, bracing frame 1 one end is set to roller 72 and rolls respectively and be set in two and be oppositely arranged on water conservancy diversion aluminium strip 60 outer arc faces, the other end is set to base 73 and is bolted respectively on the corresponding link 52 of cannula tip gold utensil 50, by wearing, stud two ends are each connects a cross-arm 74 to the roller 72 of two bracing frames 71 respectively, and is supported on (as shown in Figure 1) between utmost point busbar current transformer.
As shown in Figure 17, Figure 18, fixed contact installing rack 80 of the present utility model comprises a plate 81, the two ends of connecting plate 81 be respectively arranged with one with the hangers 82 of the relative connection of two engaging lugs 22 of pipe bus bar fixing hardware 20.
In above-described embodiment: the surface of shell of anti-dizziness ball 10 polishes smooth, and without any projection, each opening edge of the end mouth 13 of offering on housing and left and right side mouth 14,15 is respectively to enclosure interior bending, the end mouth 13 of housing does not all contact pipe bus 2, water conservancy diversion aluminium strip 60 and fixed contact installing rack 40 with left and right side mouth 14,15, anti-corona to guarantee housing.
In above-described embodiment, anti-dizziness ball 10, rotary connecting device 40 and space-stop rack 70 are insulator, and pipe bus bar fixing hardware 20, pipe end of bus bars gold utensil 30, cannula tip gold utensil 50, fixed contact installing rack 80 and water conservancy diversion aluminium strip 60 were the conductor of circulation flow path.
In above-described embodiment, pipe bus 2 penetrates from the right side mouth 15 of housing, and fix by pipe bus bar fixing hardware 20 clips, suspend in midair by outside arrester connecting fitting pipe bus 2 outer ends, the end of pipe bus 2 is by 30 shutoff of pipe end of bus bars gold utensil, sleeve pipe 3 ends are by cannula tip gold utensil 50 clips, between pipe end of bus bars gold utensil 30 and cannula tip gold utensil 50, support fixing by rotary connecting device 40, periphery connects respectively six water conservancy diversion aluminium strips 60 and is placed in left side mouth 14 places of housing, fixed contact installing rack 80 is arranged in the end mouth 13 that pipe bus bar fixing hardware 20 bottoms are placed in housing, ground cutter fixed contact 1 is connected on fixed contact installing rack 80.Realize the overcurrent between reasonable installation wall bushing 3 and utmost point busbar current transformer in anti-dizziness ball 10 spaces and be connected, to meet mechanical strength and anti-corona requirement.
In above-described embodiment, each aluminium flake 61 thickness at water conservancy diversion aluminium strip 60 middle parts are 1mm, and fixed contact installing rack adopts aluminium alloy plate assembly welding to be formed by connecting.
In above-described embodiment, as shown in figure 19, as easy as rolling off a log bloom between sleeve pipe 3 and housing, for avoiding pressurized bent tabs, utmost point busbar current transformer one end is contracted in left side mouth 14 places of housing, another arc end is arranged in the periphery shading ring 4 of sleeve pipe 3 ends, and interval round and smooth with it suits, the all steelworks of utmost point busbar current transformer are all arranged in the shield ranges between housing and sleeve pipe 3, while having ensured sleeve pipe 3 relative pipe bus 2 deflection, each water conservancy diversion aluminium strip 60 all has enough dilatation amounts, ensure the reliable overcurrent under running status, can effectively reduce again corona discharge and audible noise.
In above-described embodiment: the surface of shell of anti-dizziness ball 10 polishes smooth, and without any projection, each opening edge of the end mouth 13 of offering on housing and left and right side mouth 14,15 is respectively to enclosure interior bending, the end mouth 13 of housing does not all contact pipe bus 2, utmost point busbar current transformer and ground cutter fixed contact 1 with left and right side mouth 14,15, to guarantee the anti-corona of housing.
In above-described embodiment, cannula tip gold utensil 50 connects as one by rotary connecting device 40 with pipe end of bus bars gold utensil 30, and by the relative activity adjustment relative position of steering block 43, has ensured that the relative position between sleeve pipe 3 and pipe bus 2 is constant.
In above-described embodiment, sleeve pipe 3 is copper material, and cannula tip gold utensil 50 each wire clamp 51 all adopt aluminum profile extrusion to form, therefore be covered with layer of copper aluminium composite sheet 53(as shown in figure 11 at the equal inwall of each wire clamp 51 of cannula tip gold utensil 50), the electrochemical corrosion causing to prevent copper material from directly contacting with aluminium.
As shown in Figure 1, the utility model connects while use:
1) pipe bus 2 is penetrated and is bolted clip pipe bus bar fixing hardware 20 from the right side mouth 15 of housing, then each engaging lug 22 of pipe bus bar fixing hardware 20 is connected and fixed with four connecting rods 16 of housing respectively by bolt;
2) pipe end of bus bars gold utensil 30 is bolted to connection to the double-deck fixed disk 41 of rotary connecting device 40, then pipe end of bus bars gold utensil 30 is bolted to the end of shutoff at pipe bus 2;
3) cannula tip gold utensil 50 is bolted to clip in sleeve pipe 3 ends, then the link of cannula tip gold utensil 50 52 is bolted to rotary connecting device 40 bearings 44;
4) six water conservancy diversion aluminium strips 60 are bolted to the link 52 of cannula tip gold utensil 50 near the drainage plate 62 of arc end, the roller of two bracing frames 71 72 is enclosed within after the two water conservancy diversion aluminium strip 60 outside cambered surfaces that are oppositely arranged simultaneously, be bolted on the corresponding link 52 of cannula tip gold utensil 50, again the drainage plate 62 near flat end is bolted respectively on each link 32 of pipe end of bus bars gold utensil 30, after to be connected completing, form a baffle that is the utmost point busbar current transformer that lantern-shaped arranges, be placed in left side mouth 14 places of anti-dizziness ball 10;
5) hangers of fixed contact installing rack 80 82 is bolted on two engaging lugs 22 of pipe bus bar fixing hardware 20 bottoms, then ground cutter fixed contact 1 is bolted on the connecting plate 81 of fixed contact installing rack 80, be placed in 10 end of anti-dizziness ball mouth 13;
6) the left and right hemisphere of anti-dizziness ball 10 11,12 fastening outsides are bolted and are connected as a single entity.
The various embodiments described above are only for illustrating the utility model; wherein structure, the connected mode etc. of each parts all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection range of the present utility model.
Claims (9)
1. 800kV direct-current wall bushing is connected a support gold utensil with current transformer, it is characterized in that: it comprises an anti-dizziness ball, a pipe bus bar fixing hardware, a pipe end of bus bars gold utensil, a rotary connecting device, a cannula tip gold utensil, six water conservancy diversion aluminium strips, a space-stop rack and fixed contact installing racks;
Described anti-dizziness ball is one to be bolted by left hemisphere and right hemisphere the housing forming, the bottom of described housing is provided with the end mouth of company's earthing fixed contact, the left side of described housing is provided with a left side mouth that wears described water conservancy diversion aluminium strip, the right side of described housing is provided with the right side mouth that wears pipe bus, and the inwall of described housing is arranged at intervals with four connecting rods that stretch out;
Described pipe bus bar fixing hardware comprises a pair of U-loop being bolted, and is arranged at intervals with two outwardly directed engaging lugs described in each on the lateral arcs wall of U-loop, and described in each, engaging lug is connected respectively on four connecting rods;
Described pipe end of bus bars gold utensil comprises a pair of two halves end socket being bolted, and described in each, the outer end of half end socket all arranges three links, and described in two, half end socket fastens the end of shutoff at pipe bus relatively, and its outboard end is the link that hexagon encloses;
Described rotary connecting device comprise one be bolted relatively fasten two described in two fixed disks in outer end wall in half end socket, wherein be positioned at described fixed disk center, outside and connect the fixed lever that a level is stretched out, the other end of described fixed lever is hinged on one each other on the hinged block of vertical duction by bearing pin, and another hinge hole of described hinged block is hinged on a hinged seat by bearing pin;
Described cannula tip gold utensil comprises that one is bolted three mutual lobe wire clamps, and described in each, one end of wire clamp is arranged at intervals with two links;
Described in each, water conservancy diversion aluminium strip comprises that middle part bends after stacking curved for some aluminium flakes, described in each, aluminium flake two ends connect respectively a drainage plate, the described drainage plate wherein connecting near arc tips is bolted respectively each link of described cannula tip gold utensil, the described drainage plate connecting near flat end is bolted respectively each link of described pipe end of bus bars gold utensil, and then is the utmost point busbar current transformer that lantern-shaped is arranged after six described water conservancy diversion aluminium strips are connected;
Described space-stop rack comprises pair of supporting, support frame as described above one end is set to roller housing and is located at two and is oppositely arranged on described water conservancy diversion aluminium strip outer arc face, the other end is set to base and is bolted respectively on the corresponding link of described cannula tip gold utensil, by wearing, stud two ends are each connects a cross-arm to the roller of two support frames as described above respectively, and is supported between utmost point busbar current transformer;
Described fixed contact installing rack comprises a plate, the two ends of described connecting plate be respectively arranged with one with the hangers of the relative connection of two engaging lugs of described pipe bus bar fixing hardware.
2. a kind of 800kV direct-current wall bushing as claimed in claim 1 is connected support gold utensil with current transformer, it is characterized in that: described anti-dizziness ball, described rotary connecting device and space-stop rack are insulator, described pipe bus bar fixing hardware, described pipe end of bus bars gold utensil, described cannula tip gold utensil, described fixed contact installing rack and described water conservancy diversion aluminium strip were the conductor of circulation flow path.
3. a kind of 800kV direct-current wall bushing as claimed in claim 1 is connected support gold utensil with current transformer, it is characterized in that: the surface of shell of described anti-dizziness ball polishes smooth, and without any projection, the end mouth of offering on described housing and each opening edge of left and right side mouth are respectively to described enclosure interior bending.
4. a kind of 800kV direct-current wall bushing as claimed in claim 3 is connected support gold utensil with current transformer, it is characterized in that: the end mouth of described housing does not all contact pipe bus, utmost point busbar current transformer and ground cutter fixed contact with left and right side mouth.
5. a kind of 800kV direct-current wall bushing is as claimed in claim 1 or 2 or 3 or 4 connected with current transformer and supports gold utensil, it is characterized in that: described in each, the aluminium flake thickness of water conservancy diversion aluminium strip is 1mm, and described fixed contact installing rack adopts aluminium alloy plate assembly welding to form.
6. a kind of 800kV direct-current wall bushing is as claimed in claim 1 or 2 or 3 or 4 connected with current transformer and supports gold utensil, it is characterized in that: each wire clamp of described cannula tip gold utensil all adopts aluminum profile extrusion to form, wire clamp inwall is all covered with layer of copper aluminium composite sheet described in each of described cannula tip gold utensil.
7. a kind of 800kV direct-current wall bushing is as claimed in claim 1 or 2 or 3 or 4 connected with current transformer and supports gold utensil, it is characterized in that: described utmost point busbar current transformer one end is contracted in the mouth place, left side of described housing, another arc end is arranged in the periphery shading ring of cannula tip, and interval round and smooth with it suit, all steelworks of utmost point busbar current transformer are all arranged in the shield ranges between described housing and sleeve pipe.
8. a kind of 800kV direct-current wall bushing as claimed in claim 5 is connected support gold utensil with current transformer, it is characterized in that: described utmost point busbar current transformer one end is contracted in the mouth place, left side of described housing, another arc end is arranged in the periphery shading ring of cannula tip, and interval round and smooth with it suit, all steelworks of utmost point busbar current transformer are all arranged in the shield ranges between described housing and sleeve pipe.
9. a kind of 800kV direct-current wall bushing as claimed in claim 6 is connected support gold utensil with current transformer, it is characterized in that: described utmost point busbar current transformer one end is contracted in the mouth place, left side of described housing, another arc end is arranged in the periphery shading ring of cannula tip, and interval round and smooth with it suit, all steelworks of utmost point busbar current transformer are all arranged in the shield ranges between described housing and sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159458.7U CN203774718U (en) | 2014-04-02 | 2014-04-02 | A 800kV direct current wall bushing and current transformer connection support fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159458.7U CN203774718U (en) | 2014-04-02 | 2014-04-02 | A 800kV direct current wall bushing and current transformer connection support fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774718U true CN203774718U (en) | 2014-08-13 |
Family
ID=51291870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420159458.7U Withdrawn - After Issue CN203774718U (en) | 2014-04-02 | 2014-04-02 | A 800kV direct current wall bushing and current transformer connection support fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774718U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915799A (en) * | 2014-04-02 | 2014-07-09 | 国家电网公司 | Hardware fitting for 800 kV direct-current wall bushing and current transformer connecting and supporting |
| CN107579498A (en) * | 2017-10-09 | 2018-01-12 | 南方电网科学研究院有限责任公司 | A kind of valve Room gold utensil |
| CN108493981A (en) * | 2018-04-18 | 2018-09-04 | 中国电力工程顾问集团西南电力设计院有限公司 | Doublejointed connection structure between a kind of change of current change and converter valve |
| CN109687370A (en) * | 2018-12-19 | 2019-04-26 | 国家电网有限公司 | A kind of converter transformer sleeve fitting support device and converter station |
-
2014
- 2014-04-02 CN CN201420159458.7U patent/CN203774718U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915799A (en) * | 2014-04-02 | 2014-07-09 | 国家电网公司 | Hardware fitting for 800 kV direct-current wall bushing and current transformer connecting and supporting |
| CN103915799B (en) * | 2014-04-02 | 2016-03-23 | 国家电网公司 | A kind of 800kV direct-current wall bushing is connected with current transformer and supports gold utensil |
| CN107579498A (en) * | 2017-10-09 | 2018-01-12 | 南方电网科学研究院有限责任公司 | A kind of valve Room gold utensil |
| CN107579498B (en) * | 2017-10-09 | 2023-06-06 | 南方电网科学研究院有限责任公司 | Valve hall fitting |
| CN108493981A (en) * | 2018-04-18 | 2018-09-04 | 中国电力工程顾问集团西南电力设计院有限公司 | Doublejointed connection structure between a kind of change of current change and converter valve |
| CN108493981B (en) * | 2018-04-18 | 2024-03-12 | 中国电力工程顾问集团西南电力设计院有限公司 | Double-joint connecting structure between converter transformer and converter valve |
| CN109687370A (en) * | 2018-12-19 | 2019-04-26 | 国家电网有限公司 | A kind of converter transformer sleeve fitting support device and converter station |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20160323 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |