CN217035510U - Outdoor solid-sealed polar pole - Google Patents
Outdoor solid-sealed polar pole Download PDFInfo
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- CN217035510U CN217035510U CN202123286196.XU CN202123286196U CN217035510U CN 217035510 U CN217035510 U CN 217035510U CN 202123286196 U CN202123286196 U CN 202123286196U CN 217035510 U CN217035510 U CN 217035510U
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Abstract
The utility model relates to an outdoor solid-sealed polar pole, and discloses an outdoor solid-sealed polar pole, which comprises: the insulating layer, inside vacuum interrupter, cavity, conductor, CT coil, hoist and mount piece, shield ring and the secondary signal outgoing line of electric current of being provided with of insulating layer, vacuum interrupter is located the cavity top and with the cavity links to each other, the conductor is followed insulating layer side vertical penetrate and with the side of cavity is connected, the CT coil encircles the conductor sets up, the hoist and mount piece set up in CT coil top is connected with the CT coil, the secondary signal outgoing line of electric current set up in CT coil below and with the CT coil is connected, the shield ring sets up the conductor is close to on one side of cavity. The vacuum arc extinguish chamber, the high-voltage shielding cover, the current sensor, the voltage sensor terminal, the conductor and the shielding ring are combined together through the epoxy resin insulating layer to form a complete open-close high-voltage loop.
Description
Technical Field
The utility model relates to an outdoor solid-sealed polar pole, in particular to an outdoor solid-sealed polar pole.
Background
With the development requirement of the power grid, digitalization, integration, miniaturization and intellectualization are the main directions of the power grid development, and the Vacuum interrupter (Vacuum interrupter) and the conductive parts related to the Circuit breaker (Circuit-breaker) are simultaneously embedded into the easily-cured solid insulating material such as epoxy resin or thermoplastic material to form the pole, so that the whole pole of the Circuit breaker becomes an integral part.
The traditional solid-sealed pole has a plurality of partial discharge positions, and because the mutual inductor is exposed in the air and greatly influenced by the outside, the pole-mounted switchgear is mounted on a telegraph pole, the weight of the switchgear directly influences the difficulty of mounting, and the intelligent control cannot be realized in the implementation process.
SUMMERY OF THE UTILITY MODEL
The utility model provides an outdoor solid-sealed polar pole, aiming at solving the problems of more discharge parts, higher installation difficulty and difficult implementation of the solid-sealed polar pole in the prior art.
The technical scheme of the utility model is as follows:
an outdoor embedded pole, comprising: the insulating layer, inside vacuum interrupter, cavity, conductor, CT coil, hoist and mount piece, shield ring and the secondary signal outgoing line of electric current of being provided with of insulating layer, vacuum interrupter is located the cavity top and with the cavity links to each other, the conductor is followed insulating layer side vertical penetrate and with the side of cavity is connected, the CT coil encircles the conductor sets up, the hoist and mount piece set up in CT coil top is connected with the CT coil, the secondary signal outgoing line of electric current set up in CT coil below and with the CT coil is connected, the shield ring sets up the conductor is close to on one side of cavity.
Furthermore, the insulating layer is internally provided with a shaft sleeve, a high-voltage connecting rod and a connecting piece, the shaft sleeve is arranged on the vacuum arc extinguish chamber, the high-voltage connecting rod is connected with the vacuum arc extinguish chamber through the shaft sleeve, one end, far away from the shaft sleeve, of the high-voltage connecting rod is connected with the connecting piece, and the connecting piece is located above the cavity.
Furthermore, a shielding cover is arranged on the cavity and located below the connecting piece.
Furthermore, a high-voltage connecting wire is arranged on the shielding ring and is positioned on the shielding ring on the lower side of the conductor.
Furthermore, a plurality of groups of high-voltage terminals and nut holes are arranged at the top end of the cavity, the high-voltage terminals and the transverse cross section of the conductor are arranged in the same direction, and the nut holes are used for connecting each conductive loop.
Furthermore, a plurality of groups of mounting nuts are arranged at the bottom of the insulating layer, and the mounting nuts are used for fixing the solid-sealed polar pole on the mechanism box.
Furthermore, a protective layer is arranged outside the insulating layer and made of an outdoor silicon rubber material.
Furthermore, the insulating layer is made of epoxy resin.
The beneficial effects of the utility model at least comprise: the vacuum arc extinguish chamber, the high-voltage shielding cover, the current sensor, the voltage sensor terminal, the conductor and the shielding ring are combined together through the epoxy resin insulating layer to form a complete open-close high-voltage loop; through the high voltage shield. The shielding ring and the technological process are controlled, so that the power frequency pressure resistance level and the partial discharge level of each component to the ground and among the components meet the technical requirements of products.
Drawings
Fig. 1 is a schematic half-sectional structure view of an outdoor embedded pole of the present invention.
Fig. 2 is a schematic bottom structure view of the outdoor embedded pole of the present invention.
Wherein:
1-an insulating layer;
2-a vacuum arc-extinguishing chamber;
3-a cavity;
4-a conductor;
5-a CT coil;
6-hoisting the block;
7-a shielding ring;
8-current secondary signal outgoing line;
9-shaft sleeve;
10-a high-pressure connecting rod;
11-connecting piece;
12-a shield;
13-high voltage connection;
14-a high voltage terminal;
15-nut holes;
16-mounting a nut;
17-protective layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
With reference to fig. 1-2, the utility model provides an outdoor embedded pole, comprising: insulating layer 1, 1 inside vacuum interrupter 2, cavity 3, conductor 4, CT coil 5, hoist and mount piece 6, shielding ring 7 and the secondary signal lead-out wire of electric current 8 of being provided with of insulating layer, 1 inside from last to setting up vacuum interrupter 2 and cavity 3 down, vacuum interrupter 2 is located 3 tops of cavity and with cavity 3 links to each other, conductor 4 follows 1 side of insulating layer vertically penetrates and with the side of cavity 3 is connected, and conductor 4 extends to inside 3 of cavity, CT coil 5 encircles conductor 4 sets up, hoist and mount piece 6 set up in CT coil 5 top is connected with CT coil 5, the secondary signal lead-out wire of electric current 8 set up in CT coil 5 below and with CT coil 5 connects, shielding ring 7 sets up conductor 4 is close to on one side of cavity 3.
Further, the insulating layer 1 is internally provided with a shaft sleeve 9, a high-voltage connecting rod 10 and a connecting piece 11, the shaft sleeve 9 is arranged on the vacuum arc-extinguishing chamber 2, the high-voltage connecting rod 10 is connected with the vacuum arc-extinguishing chamber 2 through the shaft sleeve 9, one end of the shaft sleeve 9 is far away from the high-voltage connecting rod 10, the connecting piece 11 is connected with the connecting piece 11, and the connecting piece 11 is positioned above one side of the cavity 3.
Further, a shielding cover 12 is arranged on the cavity 3, and the shielding cover 12 is located below the connecting sheet 11.
Further, a high voltage connecting wire 13 is arranged on the shielding ring 7, and the high voltage connecting wire 13 is positioned on the shielding ring 7 at the lower side of the conductor 4.
Further, a plurality of groups of high-voltage terminals 14 and nut holes 15 are arranged at the top end of the cavity 3, the high-voltage terminals 14 and the transverse cross section of the conductor 4 are arranged in the same direction, the high-voltage terminals 14 are arranged at the joint of the vacuum arc-extinguishing chamber 2 and the cavity 3, the high-voltage terminals 14 are used for assembling voltage sensors and power-taking sensors with different capacities and different quantities according to user requirements, and the nut holes 15 are used for connecting a conductive loop.
Furthermore, a plurality of sets of mounting nuts 16 are arranged at the bottom of the insulating layer 1, and the mounting nuts 16 are used for fixing the solid-sealed polar pole on other mechanism boxes for use.
Further, 1 outside of insulating layer is provided with protective layer 17, protective layer 17 adopts outdoor silicon rubber material to make, and double-deck protection more is favorable to prolonging the life who seals utmost point post admittedly.
Further, insulating layer 1 adopts the epoxy material to make, and epoxy is the main insulation among the insulation system, and its is withstand voltage, the control of technology when partial discharge level depends on epoxy thickness and shaping, seals utmost point post and box formation sealed whole admittedly when using, seals the inside components and parts of utmost point post admittedly and does not receive outside influence, seals in the utmost point post admittedly, outside electrified part keeps sufficient insulating distance to ground, can satisfy the requirement of different environmental conditions, ensures safe operation, improves the resistant operating mode nature of product.
The circuit breaker is used for a 12kV power distribution system, can be arranged on a ZW32 outdoor column and is used for upgrading and reconstruction.
A primary and a secondary fused solid-sealed poles on the outdoor column are internally provided with zero-sequence current and phase-sequence current output, the voltage is provided with 4 output terminals, and voltage sensors with different capacities and different quantities and power sensors can be assembled according to user requirements.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (8)
1. An outdoor embedded pole, comprising: an insulating layer, characterized in that: inside vacuum interrupter, cavity, conductor, CT coil, hoist and mount piece, shielding ring and the secondary signal lead-out wire of electric current of being provided with of insulating layer, vacuum interrupter is located the cavity top and with the cavity links to each other, the conductor is followed vertical penetrating in insulating layer side and with the side of cavity is connected, the CT coil encircles the conductor sets up, the hoist and mount piece set up in CT coil top and be connected with the CT coil, the secondary signal lead-out wire of electric current set up in CT coil below and with the CT coil is connected, the shielding ring sets up the conductor is close to on one side of cavity.
2. The outdoor embedded pole of claim 1, which is characterized in that: the insulating layer is characterized in that a shaft sleeve, a high-voltage connecting rod and a connecting piece are further arranged inside the insulating layer, the shaft sleeve is arranged on the vacuum arc-extinguishing chamber, the high-voltage connecting rod is connected with the vacuum arc-extinguishing chamber through the shaft sleeve, one end, far away from the shaft sleeve, of the high-voltage connecting rod is connected with the connecting piece, and the connecting piece is located above the cavity.
3. The outdoor embedded pole of claim 2, wherein: and a shielding cover is arranged on the cavity and is positioned below the connecting sheet.
4. The outdoor embedded pole of claim 1, which is characterized in that: the shielding ring is provided with a high-voltage connecting wire, and the high-voltage connecting wire is positioned on the shielding ring on the lower side of the conductor.
5. The outdoor embedded pole of claim 1, which is characterized in that: the top end of the cavity is provided with a plurality of groups of high-voltage terminals and nut holes, the high-voltage terminals and the transverse cross section of the conductor are arranged in the same direction, and the nut holes are used for connecting each conductive loop.
6. The outdoor embedded pole of claim 1, which is characterized in that: and a plurality of groups of mounting nuts are arranged at the bottom of the insulating layer and are used for fixing the solid-sealed polar pole.
7. The outdoor embedded pole of claim 1, which is characterized in that: the insulating layer outside is provided with the protective layer, the protective layer adopts outdoor silicon rubber material to make.
8. The outdoor embedded pole of claim 1, which is characterized in that: the insulating layer is made of epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286196.XU CN217035510U (en) | 2021-12-24 | 2021-12-24 | Outdoor solid-sealed polar pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286196.XU CN217035510U (en) | 2021-12-24 | 2021-12-24 | Outdoor solid-sealed polar pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217035510U true CN217035510U (en) | 2022-07-22 |
Family
ID=82442666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123286196.XU Active CN217035510U (en) | 2021-12-24 | 2021-12-24 | Outdoor solid-sealed polar pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217035510U (en) |
-
2021
- 2021-12-24 CN CN202123286196.XU patent/CN217035510U/en active Active
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