CN116845706B - Hua style preassembled transformer substation - Google Patents
Hua style preassembled transformer substation Download PDFInfo
- Publication number
- CN116845706B CN116845706B CN202310800155.2A CN202310800155A CN116845706B CN 116845706 B CN116845706 B CN 116845706B CN 202310800155 A CN202310800155 A CN 202310800155A CN 116845706 B CN116845706 B CN 116845706B
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- wire
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- contact piece
- spring clamp
- transformer
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- 238000012423 maintenance Methods 0.000 claims abstract description 21
- 238000013519 translation Methods 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 241000208199 Buxus sempervirens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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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
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
- H02B1/202—Cable lay-outs
-
- 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
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
- H02B5/06—Non-enclosed substations; Substations with enclosed and non-enclosed equipment gas-insulated
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a Hua-style preassembled transformer substation, which belongs to the technical field of preassembled transformer substations and comprises a high-voltage distribution room, a transformer and a low-voltage distribution room, wherein a transformer wire inlet sleeve, a wire outlet cable, a solid-sealed vacuum circuit breaker and a movable base are arranged in the high-voltage distribution room, the solid-sealed vacuum circuit breaker is arranged on the movable base, the movable base is positioned between the transformer wire inlet sleeve and the wire outlet cable, a wire inlet contact piece and a wire outlet spring clamp are respectively arranged at a wire inlet bus connecting end and a wire outlet bus connecting end of the solid-sealed vacuum circuit breaker, the wire inlet spring clamp is electrically connected with the transformer, the wire inlet spring clamp is positioned on a moving path of the wire inlet contact piece, the wire outlet spring clamp is electrically connected with the wire outlet spring clamp, the wire outlet contact piece is positioned on a moving path of the wire outlet spring clamp, and a wire connecting position of the wire outlet contact piece and the wire inlet spring clamp is perpendicular to the translation direction of the movable base. The mode of plugging the on-off circuit is adopted, and compared with a bolt connection mode, the maintenance is more convenient.
Description
Technical Field
The utility model relates to the technical field of preassembled substations, in particular to a Hua type preassembled substation.
Background
Compared with the conventional European box transformer substation and American box transformer substation, the Hua type preassembled transformer substation has the following characteristics: 1. the Hua type box transformer substation is characterized in that the unique high-voltage connection is realized, the mutually independent structures of the units are respectively provided with a transformer room, a high-voltage switch room and a low-voltage switch room, and the transformer room, the high-voltage switch room and the low-voltage switch room are connected into a complete power supply system through wires; 2. when any phase of fuse is fused, the load switch is ensured to trip to cut off the power supply, and the main switch can be switched on only after the fuse is replaced. The Hua type box transformer substation is additionally provided with the grounding switch and the lightning arrester, and the grounding switch and the main switch are mechanically interlocked, so that the absolute safety of human bodies during box transformer substation maintenance can be ensured.
At present, electromagnetic current transformers and voltage transformers are commonly adopted in the Hua type preassembled transformer substation, for example, the patent number is 201921670166.9, and the patent name is the utility model patent of the preassembled transformer substation. Because the overall dimension of the current transformer and the voltage transformer is larger, the whole dimension of the pre-assembled type transformer substation is larger, and the electromagnetic current transformer and the electromagnetic voltage transformer cause the phenomenon of precision failure under the severe environment, low temperature or serious pollution, which is not beneficial to realizing the digitization of the intelligent power grid. Therefore, the patent number is 202022161936.6, and the patent name is 'epoxy solid-sealed polar pole for pillar vacuum circuit breaker' discloses a pillar vacuum circuit breaker containing electronic voltage sensor and current sensor, and the electronic voltage sensor and the current sensor can be made relatively smaller in size because of the working principle, so that the size of the epoxy solid-sealed polar pole for the pillar vacuum circuit breaker is reduced compared with that of an electromagnetic current transformer and a voltage transformer, and then the whole size of the Chinese-style preassembled transformer substation is reduced, and because the electronic voltage sensor and the electronic current sensor are encapsulated by epoxy resin, the electronic voltage sensor and the electronic current sensor can not be influenced by external environment. However, in the above patent, when the incoming bus and the outgoing bus of the conductive loop of the pillar type vacuum circuit breaker are connected with the transformer and the outgoing cable, the screws are fixed by the screws, and the screws are removed when the pillar type vacuum circuit breaker is maintained, so that the maintenance is inconvenient.
Disclosure of Invention
The utility model aims to solve the technical problems, and provides the Hua type preassembled transformer substation, the solid-sealed vacuum circuit breaker is connected with the incoming line sleeve and the outgoing line cable of the transformer in an inserting mode, compared with the bolt connection mode which is used for maintaining, the bolt is also required to be disassembled and assembled, the solid-sealed vacuum circuit breaker is driven to translate by pulling or pushing the movable base in the inserting mode, so that the on-off of a conductive inlet and a conductive outlet can be realized, the maintenance steps are greatly simplified, and the operation is more convenient.
In order to achieve the above object, the present utility model provides the following solutions: the utility model discloses a Chinese type preassembled transformer substation, which comprises a high-voltage distribution room, a transformer and a low-voltage distribution room electrically connected with the transformer, wherein a transformer wire inlet sleeve, a wire outlet cable, a solid-sealed vacuum circuit breaker and a movable base capable of linearly translating are arranged in the high-voltage distribution room, the solid-sealed vacuum circuit breaker is arranged on the movable base, the movable base is positioned between the transformer wire inlet sleeve and the wire outlet cable, a wire inlet contact piece and a wire outlet spring clamp are respectively arranged at a wire inlet bus connecting end and a wire outlet bus connecting end of the solid-sealed vacuum circuit breaker, the wire inlet sleeve of the transformer is provided with a wire inlet spring clamp for the wire inlet contact piece to be inserted, the wire inlet spring clamp is electrically connected with the transformer, the wire outlet spring clamp for the wire outlet contact piece to be inserted is electrically connected with the wire outlet spring clamp on the wire outlet cable, the wire outlet contact piece is positioned on the movable path of the wire outlet spring clamp, and the wire outlet contact piece and the wire outlet spring clamp are perpendicular to the direction of the movable base.
Preferably, the wire inlet spring clamp and the wire outlet spring clamp are vertically arranged U-shaped spring clamps, and the wire inlet contact piece and the wire outlet contact piece are vertically arranged.
Preferably, a horn mouth is arranged at the bottom of the U-shaped spring clamp.
Preferably, a guide rail is arranged in the high-voltage distribution chamber, a pulley used for walking on the guide rail is arranged at the bottom of the movable base, and the extending direction of the guide rail is perpendicular to the connecting line of the wire inlet spring clamp and the wire outlet contact piece.
Preferably, the guide rail is a U-shaped guide rail.
Preferably, the pulley is a rolling bearing movably connected within the U-shaped guide rail.
Preferably, a maintenance door is arranged on the high-voltage distribution room, and the maintenance door is positioned in the extending direction of the U-shaped guide rail.
Preferably, at least three solid-sealed vacuum circuit breakers are mounted on the movable base.
Preferably, the solid-sealed vacuum circuit breaker comprises a resin hollow column body with a hollow cavity, the resin hollow column body is installed on the movable base, a vacuum arc-extinguishing chamber, an electronic voltage sensor, an electronic current sensor and an insulating pull rod capable of moving up and down are encapsulated in the hollow cavity, the arc-extinguishing chamber movable conducting rod of the vacuum arc-extinguishing chamber is connected with the insulating pull rod through flexible connection, the electronic voltage sensor and the electronic current sensor are respectively arranged on two sides of the insulating pull rod, the electronic voltage sensor is electrically connected with the vacuum arc-extinguishing chamber, the top and the bottom of the vacuum arc-extinguishing chamber are respectively connected with a bus wire outlet seat and a bus wire inlet seat, the bus wire inlet seat penetrates through an induction coil of the electronic current sensor, a wire inlet contact piece is installed on the bus wire inlet seat, and a wire outlet spring clip is installed on the bus wire outlet seat.
Preferably, a temperature sensor is arranged in the hollow cavity.
Compared with the prior art, the utility model has the following technical effects:
1. the solid-sealed vacuum circuit breaker is connected with the transformer inlet bushing and the outlet cable in a plugging manner, and has the following advantages compared with a bolt connection manner: 1. the maintenance is convenient, the fixed sealing type vacuum circuit breaker is driven to translate by pulling or pushing the movable base, so that the wire inlet contact piece and the wire inlet spring clamp can be inserted or separated, the on-off of the conductive inlet and the conductive outlet can be realized, and compared with the case that bolts are unscrewed and screwed during each disassembly, the steps are greatly simplified, and the operation is more convenient; 2. the radiating effect is good, and contact piece and spring clamp break-make do not have unnecessary part, and the electric conductor directly dispels the heat, if adopt the bolt-up, and the conductive loop generates heat and need dispel the heat through the fastener.
2. According to the utility model, the contact pieces are vertically arranged, the spring clamps are vertically arranged U-shaped spring clamps, so that the contact pieces can enter and leave from the side openings of the U-shaped spring clamps in the translation process of the movable base, the contact pieces are matched with the movable base in the movement mode, when the movable base is required to be maintained, the circuit can be disconnected by pulling the movable base, the maintenance pull-out process is matched with the circuit on-off process, and the maintenance step is further optimized.
3. According to the utility model, the electronic voltage sensor and the electronic current sensor are packaged in the solid-sealed vacuum circuit breaker, so that high integration is realized, the volume of a high-voltage side is greatly reduced, the partial discharge capacity is small, the integrated-intelligent-digital intelligent power grid of the intelligent power grid is realized, and the influence of the external environment can be effectively avoided under the protection of the resin hollow column body of the solid-sealed vacuum circuit breaker, and the precision failure phenomenon caused by severe environment, low temperature condition or serious pollution is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view internal structure diagram of a warrior type preassembled transformer substation;
FIG. 2 is a top view internal structure diagram of a Hua style preassembled transformer substation;
FIG. 3 is a structural diagram of the wire contact tab after mating with the wire spring clip;
FIG. 4 is a structural relationship diagram of the outlet contact and the outlet spring clip after insertion;
fig. 5 is a schematic view of an internal structure of the solid-sealed vacuum circuit breaker;
fig. 6 is a structural relationship diagram of the U-shaped guide rail and the rolling bearing.
Reference numerals illustrate: 1. a low voltage distribution room; 2. a transformer; 3. a high voltage distribution room; 4. a transformer inlet wire sleeve; 5. an outgoing cable; 6. a solid-sealed vacuum circuit breaker; 7. a movable base; 8. a wire inlet contact piece; 9. a wire inlet spring clip; 10. outgoing line contact pieces; 11. a wire outlet spring clip; 12. a U-shaped guide rail; 13. a rolling bearing; 14. a resin hollow column; 15. a vacuum arc extinguishing chamber; 16. an electronic voltage sensor; 17. an electronic current sensor; 18. an insulating pull rod; 19. soft connection; 20. a bus wire outlet seat; 21. bus wire inlet seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present embodiment provides a warrior preassembled transformer substation, as shown in fig. 1 to 6, including a low voltage distribution room 1, a transformer 2, and a high voltage distribution room 3, wherein the low voltage distribution room 1 and the transformer 2 are electrically connected by a wire. The high-voltage distribution room 3 is internally provided with a transformer incoming line sleeve 4, an outgoing line cable 5, a solid-sealed vacuum circuit breaker 6 and a movable base 7, wherein the movable base 7 can translate along a straight line, and the solid-sealed vacuum circuit breaker 6 is arranged on the movable base 7. The mobile base 7 is located between the transformer inlet bushing 4 and the outlet cable 5. The wire inlet bus connecting end and the wire outlet bus connecting end of the solid-sealed vacuum circuit breaker 6 are respectively provided with a wire inlet contact piece 8 and a wire outlet spring clip 11. Be equipped with inlet wire spring clamp 9 on the transformer inlet wire sleeve pipe 4, inlet wire spring clamp 9 is connected with the transformer 2 electricity, inlet wire spring clamp 9 is used for inlet wire contact piece 8 grafting, after inlet wire spring clamp 9 and inlet wire contact piece 8 grafting, alright realize the break-make of transformer 2 and solid seal formula vacuum circuit breaker 6, inlet wire spring clamp 9 is located the travel path of inlet wire contact piece 8, straight line translation motion base 7 promptly, can make inlet wire contact piece 8 insert or break away from inlet wire spring clamp 9, realize the contact and the non-contact of inlet wire contact piece 8 and inlet wire spring clamp 9, reach the purpose of transformer 2 and solid seal formula vacuum circuit breaker 6 break-make. The outgoing line cable 5 is electrically connected with the outgoing line spring clamp 11, the outgoing line spring clamp 11 is used for plugging the outgoing line contact piece 10, after the outgoing line spring clamp 11 and the outgoing line contact piece 10 are plugged, the outgoing line cable 5 and the solid-sealed vacuum circuit breaker 6 can be switched on and off, the outgoing line contact piece 10 is positioned on the moving path of the outgoing line spring clamp 11, namely the base 7 is moved in a linear translation mode, the outgoing line contact piece 10 can be inserted into or separated from the outgoing line spring clamp 11, contact and non-contact of the outgoing line contact piece 10 and the outgoing line spring clamp 11 are achieved, and the purpose of switching on and off the outgoing line cable 5 and the solid-sealed vacuum circuit breaker 6 is achieved. The position connecting line of the wire outlet contact piece 10 and the wire outlet spring clamp 9 is perpendicular to the translation direction of the movable base 7, the movable base 7 is translated, the fixed seal type vacuum circuit breaker 6 is driven to move, the wire outlet contact piece 8 and the wire outlet spring clamp 11 can be simultaneously inserted into or pulled out of the wire outlet spring clamp 9 and the wire outlet contact piece 10, namely, the fixed seal type vacuum circuit breaker 6 can be simultaneously communicated with or disconnected from the transformer 2 and the wire outlet cable 5.
When maintenance is needed, the fixed vacuum circuit breaker 6 can be disconnected with the transformer 2 and the outgoing cable 5 at the same time only by translating the movable base 7, and then after the maintenance is finished, the movable base 7 is pushed back to complete the communication between the fixed vacuum circuit breaker 6 and the transformer 2 and the outgoing cable 5, and compared with the traditional bolt connection mode, the plugging on-off mode saves a large amount of disassembly time.
In this embodiment, as shown in fig. 1 to 6, the incoming wire spring clip 9 and the outgoing wire spring clip 11 are U-shaped spring clips that are vertically arranged, and the incoming wire contact piece 8 and the outgoing wire contact piece 10 are vertically arranged. When the base 7 is moved in a translational mode, the wire inlet contact piece 8 can be inserted into the wire inlet spring clamp 9 from the side port of the U-shaped port of the wire inlet spring clamp 9, and the wire inlet spring clamp 9 can clamp the wire inlet contact piece 8, so that contact electrification of the wire inlet contact piece and the wire inlet contact piece is achieved. The same wire outlet contact piece 10 can be inserted into the wire outlet spring clamp 11 from the side opening of the U-shaped opening of the wire outlet spring clamp 11, and the wire outlet spring clamp 11 can clamp the wire outlet contact piece 10, so that contact electrification of the wire outlet spring clamp and the wire outlet contact piece is realized.
Further, in this embodiment, as shown in fig. 1 to 6, a flare is provided at the bottom of the U-shaped spring clip, so that the wire-incoming contact piece 8 can be smoothly inserted into the wire-incoming spring clip 9 from the side of the U-shaped opening, and the wire-outgoing contact piece 10 is inserted into the wire-outgoing spring clip 11.
In this embodiment, as shown in fig. 1 to 6, a guide rail is disposed in the high-voltage distribution room 3, a pulley for traveling on the guide rail is disposed at the bottom of the moving base 7, so as to restrict the moving path of the moving base 7, and the extending direction of the guide rail is perpendicular to the connection line of the wire inlet spring clip 9 and the wire outlet contact piece 10.
Further, in the present embodiment, as shown in fig. 1 to 6, the guide rail is a U-shaped guide rail 12. The pulley can move in the U-shaped groove of the U-shaped guide rail 12, and the U-shaped groove of the U-shaped guide rail 12 can effectively limit the two sides of the pulley. Preferably, the U-shaped rail 12 can be welded to a base inside the high-voltage distribution chamber 3.
Further, in the present embodiment, as shown in fig. 1 to 6, the pulley is a rolling bearing 13 movably connected in a U-shaped guide rail 12.
Further, in the present embodiment, as shown in fig. 1 to 6, the rolling bearing 13 is mounted on the bottom of the moving base 7 by a bolt, specifically, the bolt is passed through the inner ring of the rolling bearing 13, the inner ring of the rolling bearing 13 is pressed against the bolt head of the bolt by a nut, and then the bolt is screwed on the moving base 7. A threaded hole may be provided in the bottom of the mobile base 7, or an ear plate with a threaded hole may be provided. And then the bolt is screwed on the threaded hole.
In this embodiment, as shown in fig. 1 to 6, the high-voltage distribution room 3 is provided with a maintenance door located in the extending direction of the U-shaped rail 12. The maintenance door is opened, the movable base 7 is pulled outwards along the U-shaped guide rail 12 towards the maintenance door, the fixed vacuum circuit breaker 6 can be pulled out of the maintenance door for maintenance, and after the maintenance is completed, the pulley or the rolling bearing 13 of the movable base 7 is pushed back to the U-shaped guide rail 12, and then the maintenance door is closed. Preferably, a handle may be provided in the direction of the moving base 7 toward the maintenance door.
In this embodiment, as shown in fig. 1 to 6, at least three sealed vacuum circuit breakers 6 are mounted on the moving base 7, and at least three corresponding transformer incoming bushings 4 are provided, corresponding to the number of the sealed vacuum circuit breakers 6, and at least three outgoing cables 5 are provided, corresponding to the number of the sealed vacuum circuit breakers 6. The working efficiency can be improved by arranging more than three sets of solid-sealed vacuum circuit breakers 6, transformer inlet wire sleeves 4 and outlet wire cables 5. Of course, the above is only a preferred way, and it is also possible to actually provide one or two sets of the sealed vacuum circuit breaker 6, the transformer inlet bushing 4 and the outlet cable 5.
Further, in the present embodiment, as shown in fig. 1 to 6, the solid-sealed vacuum circuit breaker 6 includes a resin hollow cylinder 14, and the resin hollow cylinder 14 is mounted on the moving base 7. The resin hollow column 14 is provided with a hollow cavity, and a vacuum arc extinguishing chamber 15, an electronic voltage sensor 16, an electronic current sensor 17 and an insulating pull rod 18 which can move up and down are packaged in the hollow cavity. The arc-extinguishing chamber movable conducting rod of the vacuum arc-extinguishing chamber 15 is connected with the top of the insulation pull rod 18 through a flexible connection 19, and the opening and closing movement of the vacuum arc-extinguishing chamber 15 is completed through the up-and-down movement of the insulation pull rod 18, so that the disconnection and the connection of a circuit are realized. The electronic voltage sensor 16 and the electronic current sensor 17 are respectively arranged at two sides of the insulating pull rod 18, the electronic voltage sensor 16 is electrically connected with the vacuum arc-extinguishing chamber 15 through a wire, and the primary high-voltage signal is converted into the secondary low-voltage signal by utilizing the voltage division principle of the electronic voltage sensor 16. The top and the bottom of the vacuum arc-extinguishing chamber 15 are respectively connected with a bus wire outlet seat 20 and a bus wire inlet seat 21, the bus wire inlet seat 21 penetrates through an induction coil of the electronic current sensor 17, the wire inlet contact piece 8 is arranged on the bus wire inlet seat 21, and the wire outlet spring clamp 11 is arranged on the bus wire outlet seat 20. After the wire inlet contact piece 8 and the wire inlet spring clamp 9 are inserted, when the bus wire outlet seat 20 is electrified with current, the current is induced by the induction coil of the electronic current sensor 17, then a voltage signal is acquired through a resistor, and a large current signal is converted into a secondary low voltage signal. Therefore, current and voltage signal collection at the primary side is realized, whether faults occur or not can be accurately judged through subsequent equipment calculation, and line fault judgment and distribution network automation are facilitated.
Further, in the present embodiment, as shown in fig. 1 to 6, a temperature sensor is provided in the hollow cavity of the resin hollow cylinder 14 for monitoring the temperature in the resin hollow cylinder 14.
In this embodiment, as shown in fig. 1 to 6, the overall external dimensions of the warfarin-type preassembled transformer substation are as follows: length and width 4330mmX2980mm.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (8)
1. The utility model provides a hua formula prefabricated substation, includes high voltage distribution room, transformer and with the low voltage distribution room that transformer electricity is connected, its characterized in that, be equipped with transformer inlet wire sleeve, outgoing line cable, solid seal formula vacuum circuit breaker and can the translation of straight line in the high voltage distribution room, solid seal formula vacuum circuit breaker installs on the translation base, the translation base is located transformer inlet wire sleeve and outgoing line cable between, solid seal formula vacuum circuit breaker's inlet wire generating line link and outgoing line generating line link are equipped with inlet wire contact piece and outgoing line spring clamp respectively, the inlet wire contact piece is located the solid seal formula vacuum circuit breaker is close to one side of transformer inlet wire sleeve, the outgoing line spring clamp is located the solid seal formula vacuum circuit breaker is close to one side of outgoing line cable, be equipped with the spring clamp that supplies the contact piece on the transformer sleeve, the inlet wire spring clamp is located the translation of inlet wire contact piece on the translation route, the wire cable is connected with the spring clamp of the outgoing line, the wire is located the contact piece is located the contact spring clamp is located the contact of the contact piece is located to the wire clamp is perpendicular to the contact of the wire clamp, the wire clamp is located the contact clip is the contact of the wire clamp is located the wire clamp is the perpendicular to the wire clamp is outgoing line clamp;
the solid-sealed vacuum circuit breaker comprises a resin hollow column body with a hollow cavity, wherein the resin hollow column body is installed on a movable base, a vacuum arc-extinguishing chamber, an electronic voltage sensor, an electronic current sensor and an insulating pull rod capable of moving up and down are packaged in the hollow cavity, the arc-extinguishing chamber movable conductive rod of the vacuum arc-extinguishing chamber is connected with the insulating pull rod through a flexible connection, the electronic voltage sensor and the electronic current sensor are respectively arranged on two sides of the insulating pull rod, the electronic voltage sensor is electrically connected with the vacuum arc-extinguishing chamber, the top and the bottom of the vacuum arc-extinguishing chamber are respectively connected with a bus wire outlet seat and a bus wire inlet seat, the bus wire inlet seat penetrates through an induction coil of the electronic current sensor, a wire inlet contact piece is installed on the bus wire inlet seat, and a wire outlet spring clip is installed on the bus wire outlet seat.
2. The warfarin-type preassembled transformer substation according to claim 1, wherein the bottom of the U-shaped spring clip is provided with a bell mouth.
3. The warrior preassembled transformer substation according to claim 1, wherein a guide rail is arranged in the high-voltage distribution chamber, a pulley used for walking on the guide rail is arranged at the bottom of the movable base, and the extending direction of the guide rail is perpendicular to the connection line of the wire inlet spring clamp and the wire outlet contact piece.
4. A warfarin-type preassembled transformer substation according to claim 3, wherein the guide rail is a U-shaped guide rail.
5. The warfarin-type preassembled transformer substation according to claim 4, wherein the pulley is a rolling bearing movably connected within the U-shaped guide rail.
6. The warfarin-type preassembled transformer substation according to claim 4, wherein the high-voltage distribution room is provided with a maintenance door, and the maintenance door is located in the extending direction of the U-shaped guide rail.
7. The warfarin-type preassembled transformer substation according to claim 1, wherein at least three of the solid-state vacuum circuit breakers are mounted on the mobile base.
8. The warfarin-type preassembled transformer substation according to claim 1, wherein a temperature sensor is arranged in the hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310800155.2A CN116845706B (en) | 2023-06-30 | 2023-06-30 | Hua style preassembled transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310800155.2A CN116845706B (en) | 2023-06-30 | 2023-06-30 | Hua style preassembled transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116845706A CN116845706A (en) | 2023-10-03 |
| CN116845706B true CN116845706B (en) | 2024-02-23 |
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ID=88168367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310800155.2A Active CN116845706B (en) | 2023-06-30 | 2023-06-30 | Hua style preassembled transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116845706B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2167458Y (en) * | 1993-04-13 | 1994-06-01 | 柳州市高压开关厂 | Vacuum carriage switchgear for 35KV single break |
| CN201528146U (en) * | 2009-11-05 | 2010-07-14 | 江苏帕威尔电气有限公司 | 10kV 6300A large current armored movable switch cabinet |
| CN208284892U (en) * | 2018-04-26 | 2018-12-25 | 山东克曼特电气集团有限公司 | A kind of complete set substation |
| CN217507192U (en) * | 2022-05-18 | 2022-09-27 | 上海美荃科技有限公司 | Vacuum circuit breaker on post with high accuracy sampling function |
-
2023
- 2023-06-30 CN CN202310800155.2A patent/CN116845706B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2167458Y (en) * | 1993-04-13 | 1994-06-01 | 柳州市高压开关厂 | Vacuum carriage switchgear for 35KV single break |
| CN201528146U (en) * | 2009-11-05 | 2010-07-14 | 江苏帕威尔电气有限公司 | 10kV 6300A large current armored movable switch cabinet |
| CN208284892U (en) * | 2018-04-26 | 2018-12-25 | 山东克曼特电气集团有限公司 | A kind of complete set substation |
| CN217507192U (en) * | 2022-05-18 | 2022-09-27 | 上海美荃科技有限公司 | Vacuum circuit breaker on post with high accuracy sampling function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116845706A (en) | 2023-10-03 |
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