CN214043379U - Ultrahigh-voltage air-core reactor - Google Patents
Ultrahigh-voltage air-core reactor Download PDFInfo
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- CN214043379U CN214043379U CN202022939390.2U CN202022939390U CN214043379U CN 214043379 U CN214043379 U CN 214043379U CN 202022939390 U CN202022939390 U CN 202022939390U CN 214043379 U CN214043379 U CN 214043379U
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Abstract
An ultrahigh-voltage air-core reactor comprises a coil, a grading ring and a supporting insulator; the coil comprises an upper coil, a lower coil, an insulating layer and at least four wiring terminals, wherein a nut at the lowest end of the upper coil and a nut at the highest end of the lower coil are connected through a connecting rod to connect the upper coil and the lower coil in series; the coil adopts an inner shielding type winding structure, at least four wiring terminals are connected to the side surface of the outer ring of the coil, penetrate through the insulating layer, extend to the outer side of the coil and are fixed on the supporting plate, so that external wiring is facilitated; the coil clamping device comprises an upper star frame, a lower star frame and a connecting member, wherein the upper star frame and the lower star frame are respectively arranged at the upper end part and the lower end part of the coil, the upper star frame and the lower star frame are connected through the connecting member to clamp the coil up and down, and the rigid connecting member supports the coil on one circle of the inner wall of the coil so as to integrally form a stable structure; the utility model provides a reactor compact structure is novel, and is small, light in weight, and the radiating effect is good, and withstand voltage is high, but the multicapacity service, and the installation required space is little, and the practicality is strong.
Description
Technical Field
The application belongs to the technical field of air-core reactors, and particularly relates to an ultrahigh-voltage air-core reactor.
Background
The air reactor generally adopts a multi-branch parallel structure of multi-encapsulated, multi-layer and small-section round aluminum wires, the wires are made of conventional voltage-resistant insulating materials, the winding encapsulation is reinforced by epoxy resin glass fiber materials, the end parts of the winding are clamped by a high-strength aluminum alloy star frame, and the epoxy glass fiber drawstrings are tensioned, so that the reactor winding becomes a rigid whole. However, for a high-voltage, large-inductance and multi-tap air-core reactor, the reactor is required to have a single wire diameter, a large number of turns, high voltage tolerance, high creepage distance requirement and a large number of tap outgoing wires, the volume of the reactor can be ultra-wide and ultra-high according to the conventional air-core reactor structure, and the multi-tap outgoing wire structure is too complex to realize.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of existence among the prior art, the utility model aims to provide an ultra-high pressure air core reactor.
The utility model adopts the following technical proposal. An ultra-high voltage air-core reactor, comprising: coil, equalizer ring and support insulator, the coil includes last coil, lower coil, insulating layer and four at least binding post, it establishes ties through the connecting rod to go up coil and lower coil, go up the coil and go up between the coil and the lower coil through the tight connection of coil clamping device clamp, the coil adopts internal shield formula winding structure, the coil includes a plurality of cake formula coils, the coil both ends are provided with the end insulation, every be provided with the intersegmental insulation between the cake formula coil, the insulating layer will the coil parcel, four at least binding post connect in coil outer lane side and pass the insulating layer from the outer lane of coil and stretch to the coil outside, and fix in the backup pad, coil clamping device includes last star frame, lower star frame and connecting element, the groove of setting for the degree of depth and width respectively is seted up according to the arm number and the arm thickness of star frame to the upper end portion of coil and the lower tip of coil, the upper star frame is arranged at the upper end part of the coil and is embedded in the groove, the lower star frame is arranged at the lower end part of the coil and is embedded in the groove, the upper star frame is connected with the lower star frame through the connecting member and clamps the coil up and down, and the rigid second connecting member of the clamping device supports the coil on the inner wall of the coil for one circle so as to integrally form a stable structure; the grading ring comprises an upper grading ring and a lower grading ring, the grading ring is respectively arranged on the upper star frame and the lower star frame, and the supporting insulator is arranged at the lower end part of the coil.
Preferably, the coil is a cylindrical structure, the outer diameter of the coil is less than or equal to 1995mm, the end insulation is an insulated annular columnar structure, and the inter-segment insulation is an insulated annular plate-like structure.
Preferably, the coils adopt an internal shielded winding structure that every two adjacent pie-shaped coils are connected through a connecting line or a bottom line, and shielding lines are accompanied between turns of each pie-shaped coil.
Preferably, the insulating layer is an unfilled epoxy resin cast in a vacuum state.
Preferably, binding post still includes binding nut, connective bar and connecting wire, binding nut's wherein one end with the coil connection, binding nut passes through the pouring of insulating layer makes binding nut fixes the outer lane surface of coil, just binding nut's the other end exposes outside the insulating layer, one of them end of connective bar is connected on the binding nut, the other end is connected to one of them end of connecting wire, the other end of connecting wire with binding post connects to be fixed in the backup pad, the upper and lower both ends of backup pad are connected respectively the last star frame of coil upper end and on the lower star frame of coil lower tip.
Preferably, the upper star frame comprises at least 3-12 upper star-shaped wire outlet arms, an upper star frame shaft for connecting the upper star-shaped wire outlet arms, a connecting frame arranged on the upper star-shaped wire outlet arms and a connecting frame hole on the connecting frame, and the length of each upper star-shaped wire outlet arm is greater than the radius of the outer ring of the coil, the upper star-shaped frame is connected to the lower star-shaped frame through the connecting frame and the connecting member, the number of the connecting members is equal to the number of the upper star-shaped wire outlet arms, the connecting members comprise a first connecting member and a second connecting member, the lower star frame comprises lower star outgoing arms, a lower star frame shaft and lower star frame holes, wherein the number of the lower star outgoing arms is equal to that of the upper star outgoing arms, the lower star frame shaft is used for being connected with the lower star outgoing arms, and the length of each lower star outgoing arm is larger than the radius of the outer ring of the coil.
Preferably, the connecting frame is at least one plate-shaped structure perpendicular to the upper star-shaped wire outlet arm and parallel to the upper end face of the coil, the connecting frame is arranged at a position adjacent to the inner ring of the coil, each lower star-shaped wire outlet arm is provided with at least 2 lower star frame holes, and the lower star frame holes are arranged at a position adjacent to the inner ring of the coil and correspond to the connecting frame holes.
Preferably, the first connecting member is an L-shaped plate member, at least two first connecting member holes corresponding to the connecting frame holes are formed in one side surface of the first connecting member, the connecting frame holes are connected with the first connecting member holes through bolts, at least two first connecting member second holes are formed in the other side surface of the first connecting member, the second connecting member is a long plate-shaped structure, the length of the second connecting member is larger than the height of the coil, at least 2 second connecting member first holes corresponding to the first connecting member second holes are formed in the upper side portion of the second connecting member, the first connecting member second holes are connected with the second connecting member first holes through bolts, and at least 2 second connecting member first holes are formed in the lower side portion of the second connecting member, are equal in number to the lower star frame holes and are equal in number to the lower star frame holes And the lower star frame hole is connected with the second hole of the second connecting member through a bolt.
Preferably, the upper grading ring is mounted on an upper star-shaped wire outlet arm of the upper star-shaped frame, and the lower grading ring is mounted on a lower star-shaped wire outlet arm of the lower star-shaped frame.
Preferably, a supporting insulator base is further arranged at the bottom of the supporting insulator, and a grounding screw is further arranged on the supporting insulator base.
The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses an ultra-high pressure air core reactor compact structure is novel, and is small, light in weight, and the radiating effect is good, and withstand voltage is high, but the multi-capacity service, and the installation required space is little, and the practicality is strong. The outside of the coil is wrapped and fixed by an insulating material, so that a pouring channel is reserved in vacuum pouring to be fully poured, and the coil is convenient to place when being wound; the inter-section insulation of the buckle type assembly structure of the annular epoxy plate ensures that the insulation gap is uniform and is not easy to shift and deform, thereby greatly improving the production efficiency and the reliability of products; the insulating layer is the no filler epoxy resin that the pouring formed under vacuum state, and one-time casting solidification is formed, ensures the whole insulating requirement of air-core reactor, and the radiating effect is good, and withstand voltage is high. The coil clamping structure is simple and convenient to connect and simple in structure, the connection and installation problems of the large-inductance casting coil can be effectively solved, a star frame is not arranged between the coils, the distance between the coils can be effectively reduced, and the mutual inductance of the coils can be increased; the second connecting component is made of insulating materials, so that the problem of heat generation in the magnetic field of the air-core reactor can be solved.
Drawings
Fig. 1 is a front view of an ultra-high voltage air-core reactor of the present invention;
fig. 2 is a plan view of the ultra-high voltage air-core reactor of the present invention;
FIG. 3 is a schematic diagram of a coil winding structure of an extra-high voltage air-core reactor;
fig. 4 is a schematic structural view of the coil clamping device of the present invention;
FIG. 5 is a schematic connection diagram of the upper spider, connecting member and lower spider of FIG. 4;
fig. 6 is a three-dimensional view of a first connecting member of the connecting members of fig. 5.
Detailed Description
The present application is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, the ultra-high voltage air-core reactor of the present invention mainly includes a coil 1, a grading ring and a supporting insulator 9.
Coil 1 includes coil 101, lower coil 102, insulating layer 2 and four at least binding post 3, it establishes ties through connecting rod 8 to go up coil 101 and lower coil 102, and the nut that goes up coil 101 bottommost and coil 102 topmost need be connected two upper and lower coils through connecting rod 8 and establish ties promptly. The coil 1 is of a cylindrical structure, and the outer diameter of the coil 1 is less than or equal to 1995 mm.
Coil 1 adopts internal shield formula winding structure, and coil 1 includes a plurality of cake formula coils 107, and 1 both ends of coil are provided with the end insulation, are provided with intersegment insulation 103 between every cake formula coil 107, and insulating layer 2 wraps up coil 1, and four at least binding post 3 connect in 1 outer lane side of coil and pass insulating layer 2 from the outer lane of coil 1 and stretch to the coil 1 outside, and fix in backup pad 304.
The end insulation is an insulating annular columnar structure, and the inter-segment insulation 103 is an insulating annular plate-like structure. The material of the end insulation 102 and the inter-segment insulation 103 is preferably epoxy plate, and the inter-segment insulation 103 is more preferably in a ring-shaped epoxy plate snap-fit assembly structure.
As shown in fig. 3, the coil 1 adopts an internal shielded winding structure in which every two adjacent pie-shaped coils 107 are connected by a connecting line 104 or a bottom line 106; shield wire 105 accompanies between each pancake coil 407 turn.
As shown in fig. 2, the coil 1 is wrapped by the insulating layer 2, the insulating layer 2 is made of non-filler epoxy resin which is poured in a vacuum state, and the epoxy resin is poured and cured at one time, so that the overall insulation requirement of the air-core reactor is met, the heat dissipation effect is good, and the withstand voltage is high. Before insulating layer 2 pours into a mould, the outside of coil 1 adopts insulating material to wrap fixedly, reserves the pouring passageway and makes the pouring effect better when being favorable to vacuum casting.
As shown in fig. 2, at least four connection terminals 3 extend from the outer circumference of the coil 1 to the outside of the coil 1 through the insulating layer 2, and are fixed to the support plate 304 to facilitate external connection. The terminal 3 further includes a terminal nut 301, a connecting rod 302, and a connecting wire 303. One end of the terminal nut 301 is connected to the coil 1, and the terminal nut 301 is cast through the insulating layer 2, so that the terminal nut 301 is fixed to the outer ring surface of the coil 1, and the other end of the terminal nut 301 is exposed outside the insulating layer 2. One end of the connecting rod 302 is connected to the terminal nut 301, the other end is connected to one end of the connecting wire 303, and the other end of the connecting wire 303 is connected to the terminal 3 and fixed to the support plate 304. As shown in fig. 1, the upper and lower ends of the support plate 304 are connected to the upper star arm 401 of the upper star frame 4 at the upper end of the coil and the lower star arm 501 of the lower star frame 5 at the lower end of the coil, respectively.
As shown in fig. 1, the upper coil 101 and the lower coil 102 are connected by clamping with a coil clamping device.
Coil clamping device includes star frame 4, lower star frame 5 and connecting elements, the upper end of coil and the lower tip of coil open the groove of setting for degree of depth and width respectively according to the arm number and the arm thickness of star frame, go up star frame 4 and install the upper end at coil 1, and in the embedded groove, lower star frame 5 is installed at coil 1's lower tip, and in the embedded groove, it is connected with lower star frame 5 through connecting elements to go up star frame 4, and presss from both sides coil 1 from top to bottom, clamping device's rigidity second connecting elements 07 supports the coil at coil inner wall round and makes whole constitution a stable structure.
As shown in fig. 4, the upper star frame 4 includes at least 3 to 12 upper star outgoing line arms 401, an upper star frame shaft 402 for connecting the upper star outgoing line arms 401, a connection frame 403 mounted on the upper star outgoing line arms 401, and a connection frame hole 404 on the connection frame 403, and a length of each upper star outgoing line arm 401 is greater than an outer ring radius of the coil 1. Each upper star-shaped wire outlet arm 401 is also provided with at least one upper star-shaped frame groove 405 for winding together by a non-weft tape to ensure that the relative position of the upper star-shaped wire outlet arms 401 of the upper star-shaped frame is unchanged.
The connection frame 403 is at least one plate-shaped structure perpendicular to the upper star-shaped wire-outgoing arm 401 and parallel to the upper end surface of the coil 1, and more preferably, the connection frame 403 further includes at least two right-angled triangular plate-shaped structures perpendicular to the upper star-shaped wire-outgoing arm 401 and the upper end surface of the coil 1, and the connection frame hole 404 is disposed on the plate-shaped structure parallel to the upper end surface of the coil 1. The connection frame 403 is disposed at a position adjacent to the inner turn of the coil 1.
The upper star frame 4 is connected to the lower star frame by connection frames 403, the number of which is equal to the number of the upper star outgoing arms 401, and connection members including first connection members 406 and second connection members 407.
The lower star frame 5 comprises lower star-shaped outgoing line arms 501, lower star-shaped frame shafts 502 and lower star frame holes 503, the number of the lower star-shaped outgoing line arms 501 is equal to that of the upper star-shaped outgoing line arms 401, the lower star-shaped frame shafts 502 are used for being connected with the lower star-shaped outgoing line arms 501, and the length of each lower star-shaped outgoing line arm 501 is larger than the radius of the outer ring of the coil 1. Each lower star-shaped outgoing arm 501 is further provided with at least one lower star-shaped frame groove 504 for winding together through a weftless tape to ensure that the relative position of the lower star-shaped outgoing arm 501 of the lower star-shaped frame is unchanged.
Each lower star outgoing arm 501 has at least 2 lower star frame holes 503, and the lower star frame holes 503 are disposed at positions adjacent to the inner circle of the coil 1 and correspond to the connecting frame holes 404.
As shown in fig. 6, the first connecting member 406 is an "L" shaped plate member. At least two first connecting member first holes 40601 corresponding to the connecting frame holes 404 are formed in one side surface of the first connecting member 406, the connecting frame holes 404 are connected with the first connecting member first holes 40601 through bolts, and at least two first connecting member second holes 40602 are formed in the other side surface of the first connecting member 406. The first connection member 406 is spaced apart from the connection frame 403 by a predetermined width so that the tightness of the coil clamping structure can be adjusted.
The second connecting member 407 is a long plate-shaped structure, the length of the second connecting member 407 is greater than the height of the coil 1, the upper side of the second connecting member 407 is provided with at least 2 second connecting member first holes 40701 corresponding to the first connecting member second holes 40602, the first connecting member second holes 40602 are connected to the second connecting member first holes 40701 by bolts, the lower side of the second connecting member 407 is provided with at least 2 second connecting member second holes 40702 corresponding to the lower spider holes 503 and equal in number to the lower spider holes 503, and the lower spider holes 503 are connected to the second connecting member second holes 40702 by bolts.
It should be understood by those skilled in the art that each of the structures connected by the bolt is sleeved with a washer at one end of the bolt head and a flat washer and a spring washer at one end of the nut to prevent the bolt from sliding off and affecting safety.
The utility model provides a coil presss from both sides tight structure's application method:
first, as shown in fig. 5, grooves equal in number to the upper star-shaped outgoing arms 401 and capable of accommodating the upper star-shaped outgoing arms 401 and the lower star-shaped outgoing arms 501 are formed in the upper end surface of the upper coil 101 and the lower end surface of the lower coil 102, respectively;
secondly, the upper star frame 4 and the lower star frame 5 fall into corresponding grooves respectively;
finally, the first connecting member 406 and the second connecting member 407 are connected and fastened, the second connecting member 407 and the lower star frame 5 are connected and fastened, and finally the first connecting member 406 and the upper star frame 4 are connected and fastened, so that the second connecting member 407 is adjacent to the inner wall of the ultrahigh-voltage air-core reactor coil 5.
As shown in fig. 1, the grading ring includes an upper grading ring 6 and a lower grading ring 7, the upper grading ring 6 is mounted on an upper star-shaped outgoing line arm 401 of the upper star frame 4, and the lower grading ring 7 is mounted on a lower star-shaped outgoing line arm 501 of the lower star frame 5.
The supporting insulator 9 is installed at the lower end of the coil 1, a supporting insulator base 901 is further arranged at the bottom of the supporting insulator 9, and a grounding screw 902 is further arranged on the supporting insulator base 901.
The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses an ultra-high pressure air core reactor compact structure is novel, and is small, light in weight, and the radiating effect is good, and withstand voltage is high, but the multi-capacity service, and the installation required space is little, and the practicality is strong. The outside of the coil is wrapped and fixed by an insulating material, so that a pouring channel is reserved in vacuum pouring to be fully poured, and the coil is convenient to place when being wound; the inter-section insulation of the buckle type assembly structure of the annular epoxy plate ensures that the insulation gap is uniform and is not easy to shift and deform, thereby greatly improving the production efficiency and the reliability of products; the insulating layer is the no filler epoxy resin that the pouring formed under vacuum state, and one-time casting solidification is formed, ensures the whole insulating requirement of air-core reactor, and the radiating effect is good, and withstand voltage is high. The coil clamping structure is simple and convenient to connect and simple in structure, the connection and installation problems of the large-inductance casting coil can be effectively solved, a star frame is not arranged between the coils, the distance between the coils can be effectively reduced, and the mutual inductance of the coils can be increased; the second connecting component is made of insulating materials, so that the problem of heat generation in the magnetic field of the air-core reactor can be solved.
The applicant of the present invention has made detailed description and description of the embodiments of the present invention with reference to the drawings, but those skilled in the art should understand that the above embodiments are only the preferred embodiments of the present invention, and the detailed description is only for helping the reader to better understand the spirit of the present invention, and not for the limitation of the protection scope of the present invention, on the contrary, any improvement or modification made based on the spirit of the present invention should fall within the protection scope of the present invention.
Claims (10)
1. An ultra-high voltage air-core reactor, comprising: coil (1), equalizer ring and support insulator (9), its characterized in that:
the coil (1) comprises an upper coil (101), a lower coil (102), an insulating layer (2) and at least four wiring terminals (3), the upper coil (101) and the lower coil (102) are connected in series through a connecting rod (8), the upper coil (101) and the lower coil (102) are clamped and connected through a coil clamping device,
the coil (1) adopts an inner shielding type winding structure, the coil (1) comprises a plurality of cake-type coils (107), end insulation is arranged at two ends of the coil (1), intersegment insulation (103) is arranged between each cake-type coil (107),
the coil (1) is wrapped by the insulating layer (2), at least four wiring terminals (3) are connected to the side surface of the outer ring of the coil (1), penetrate through the insulating layer (2) from the outer ring of the coil (1), extend to the outer side of the coil (1) and are fixed on the supporting plate (304),
the coil clamping device comprises an upper star frame (4), a lower star frame (5) and connecting members, grooves with set depth and width are respectively formed in the upper end portion of the coil (1) and the lower end portion of the coil (1) according to the number of arms and the thickness of the arms of the star frame, the upper star frame (4) is installed at the upper end portion of the coil (1) and is embedded in the grooves, the lower star frame (5) is installed at the lower end portion of the coil (1) and is embedded in the grooves, the upper star frame (4) is connected with the lower star frame (5) through the connecting members and clamps the coil (1) up and down, and the rigid second connecting members (407) of the clamping device support the coil in a circle on the inner wall of the coil to form a stable structure integrally;
the grading ring comprises an upper grading ring (6) and a lower grading ring (7) which are respectively arranged on the upper star frame (4) and the lower star frame (5),
the support insulator (9) is mounted at the lower end of the coil (1).
2. An ultra-high voltage air-core reactor according to claim 1, characterized in that:
the coil (1) is of a cylindrical structure,
the outer diameter of the coil (1) is less than or equal to 1995mm,
the end insulation is an insulating annular cylindrical structure,
the intersegment insulation (103) is an insulating annular plate-shaped structure.
3. An ultra-high voltage air-core reactor according to claim 1, characterized in that:
the coil (1) adopts an inner shielded winding structure, every two adjacent pie-shaped coils (107) are connected through a connecting line (104) or a bottom line (106),
shielding wires (105) are accompanied between turns of each pie-shaped coil (107).
4. An ultra-high voltage air-core reactor according to any one of claims 1 to 3, characterized in that:
the insulating layer (2) is a filler-free epoxy resin cast in a vacuum state.
5. An ultra-high voltage air-core reactor according to any one of claims 1 to 3, characterized in that:
the connecting terminal (3) also comprises a connecting nut (301), a connecting rod (302) and a connecting wire (303),
one end of the binding nut (301) is connected with the coil (1),
the wiring nut (301) is fixed on the outer ring surface of the coil (1) through pouring of the insulating layer (2), the other end of the wiring nut (301) is exposed out of the insulating layer (2),
one end of the connecting rod (302) is connected to the wiring nut (301), the other end of the connecting rod is connected to one end of the connecting wire (303), the other end of the connecting wire (303) is connected with the wiring terminal (3) and fixed on the supporting plate (304),
the upper end and the lower end of the supporting plate (304) are respectively connected to an upper star frame (4) at the upper end of the coil (1) and a lower star frame (5) at the lower end of the coil (1).
6. An ultra-high voltage air-core reactor according to claim 1, characterized in that:
the upper star-shaped frame (4) comprises at least 3-12 upper star-shaped wire outlet arms (401), an upper star-shaped frame shaft (402) used for connecting the upper star-shaped wire outlet arms (401), a connecting frame (403) installed on the upper star-shaped wire outlet arms (401) and connecting frame holes (404) in the connecting frame (403), the length of each upper star-shaped wire outlet arm (401) is larger than the radius of the outer ring of the coil (1),
the upper star-shaped frame (4) is connected to the lower star-shaped frame by the connecting frames (403) and the connecting members, the number of the connecting members being equal to the number of the upper star-shaped outgoing arms (401),
the connecting member comprises a first connecting member (406) and a second connecting member (407),
the lower star frame (5) comprises lower star-shaped wire outlet arms (501) which are equal to the upper star-shaped wire outlet arms (401) in number, a lower star frame shaft (502) used for being connected with the lower star-shaped wire outlet arms (501) and lower star frame holes (503), and the length of each lower star-shaped wire outlet arm (501) is larger than the radius of the outer ring of the coil (1).
7. An ultra-high voltage air-core reactor according to claim 6, characterized in that:
the connecting frame (403) is at least a plate-shaped structure which is perpendicular to the upper star-shaped wire outlet arm (401) and parallel to the upper end surface of the coil (1),
the connecting frame (403) is arranged at a position adjacent to the inner circle of the coil (1),
each lower star-shaped wire outlet arm (501) is provided with at least 2 lower star frame holes (503), and the lower star frame holes (503) are arranged at positions close to the inner ring of the coil (1) and correspond to the connecting frame holes (404).
8. An ultra-high voltage air-core reactor according to claim 6, characterized in that:
the first connecting member (406) is an 'L' -shaped plate-like member,
at least two first connecting member first holes (40601) corresponding to the connecting frame holes (404) are arranged on one side surface of the first connecting member (406), the connecting frame holes (404) are connected with the first connecting member first holes (40601) through bolts,
at least two first connecting member second holes (40602) are arranged on the other side surface of the first connecting member (406),
the second connecting member (407) is an elongated plate-shaped structure, the length of the second connecting member (407) is greater than the height of the coil (1),
the upper side part of the second connecting component (407) is provided with at least 2 second connecting component first holes (40701) corresponding to the first connecting component second holes (40602), and the first connecting component second holes (40602) are connected with the second connecting component first holes (40701) through bolts,
the lower side of the second connecting component (407) is provided with at least 2 second connecting component second holes (40702) which are equal in number to the lower star frame holes (503) and correspond to the lower star frame holes (503), and the lower star frame holes (503) are connected with the second connecting component second holes (40702) through bolts.
9. An ultra-high voltage air-core reactor according to claim 1, characterized in that:
the upper equalizing ring (6) is arranged on an upper star-shaped wire outlet arm (401) of the upper star-shaped frame (4),
the lower equalizing ring (7) is arranged on a lower star-shaped wire outlet arm (501) of the lower star-shaped frame (5).
10. An ultra-high voltage air-core reactor according to claim 1, characterized in that:
a supporting insulator base (901) is also arranged at the bottom of the supporting insulator (9),
and a grounding screw (902) is also arranged on the supporting insulator base (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022939390.2U CN214043379U (en) | 2020-12-10 | 2020-12-10 | Ultrahigh-voltage air-core reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022939390.2U CN214043379U (en) | 2020-12-10 | 2020-12-10 | Ultrahigh-voltage air-core reactor |
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| Publication Number | Publication Date |
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| CN214043379U true CN214043379U (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022939390.2U Active CN214043379U (en) | 2020-12-10 | 2020-12-10 | Ultrahigh-voltage air-core reactor |
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