CN204615232U - A kind of box-type substation - Google Patents
A kind of box-type substation Download PDFInfo
- Publication number
- CN204615232U CN204615232U CN201520169729.1U CN201520169729U CN204615232U CN 204615232 U CN204615232 U CN 204615232U CN 201520169729 U CN201520169729 U CN 201520169729U CN 204615232 U CN204615232 U CN 204615232U
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- low
- cabinet
- transformer
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- pressure chamber
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Abstract
The utility model provides a kind of box-type substation, comprise hyperbaric chamber, transformer room and low-pressure chamber, described transformer room is positioned at centre, hyperbaric chamber and low-pressure chamber lay respectively at the right and left of transformer room, it is characterized in that: be provided with transformer group in described transformer room, this transformer group one end electricity consumption winding displacement and described low-pressure chamber overlap, and other end electricity consumption winding displacement is wrapped current inductor and hyperbaric chamber overlaps, and connect earthing bar at the electric winding displacement of this end; Two groups of connection ring main units arranged in parallel are set in described hyperbaric chamber, described ring main unit is primarily of looped network cabinet and several arc-control device composition, described several arc-control device is word order, and be fastened by bolts part and be fixed in the arc extinguishing fixing hole of looped network cabinet inside, the utility model is provided with earthing bar and several arc-control device, effectively the free electron dissociated in ring main unit is derived and ground connection, prevent contact movable doorboard from getting an electric shock, operation use safety.
Description
Technical field
The utility model relates to the box-type substation of electric power, especially a kind of box-type substation.
Background technology
Box-type substation is collection high voltage switchgear, distribution transformer and low-voltage distribution equipment are in one, and by certain connection plan by high voltage switchgear, the outdoor close-coupled controller switching equipment of the prefabrication that distribution transformer and low-voltage distribution equipment link into an integrated entity, by high powered, transformer pressure-reducing, the functions such as low-voltage distribution are organically combined, be arranged on a protection against the tide, antirust, dust-proof, protection against rodents, fire prevention, antitheft, heat insulation, totally-enclosed, in moveable steel construction casing, totally-enclosed operation, be applicable to urban network construction and upgradation, the new-type transformer station emerged after Shi Ji civil engineering transformer station, be applicable to mine, factory and enterprise, oil gas field and wind power station.
Box-type substation of the prior art is divided into three functional compartments: hyperbaric chamber, transformer room and low-pressure chamber, three functional compartments are order font or isosceles triangle arrangement usually, and high-voltage board in use can produce electric arc in ring main unit, once main cabinet inner high voltage major loop electric leakage, operating personnel, once touch executive component on door-plate and door-plate, can cause Danger Electric shock risk; And the low-pressure chamber in the change of prior art raising middle flask is generally made up of incoming line cabinet and outgoing line cabinet, in incoming line cabinet and outgoing line cabinet, pass through electric component one by one form control indicating circuit, structure relative complex, circuit maintenance get up comparatively inconvenient.
Therefore, the utility model proposes a kind of a kind of box-type substation of improvement at this.
Utility model content
For the defect existed in prior art, the purpose of this utility model is just to provide a kind of box-type substation, and it prevents electric arc from damaging, and has and improve safety protection function, and structure is simple, easy to maintenance, effectively improves electrical safety.
The utility model solves the technical scheme that its technical problem adopts: a kind of box-type substation, comprise hyperbaric chamber, transformer room and low-pressure chamber, described transformer room is positioned at centre, hyperbaric chamber and low-pressure chamber lay respectively at the right and left of transformer room, it is characterized in that: be provided with transformer group in described transformer room, this transformer group one end electricity consumption winding displacement and described low-pressure chamber overlap, and other end electricity consumption winding displacement is wrapped current inductor and hyperbaric chamber overlaps, and connect earthing bar at the electric winding displacement of this end; Two groups of connection ring main units arranged in parallel are set in described hyperbaric chamber, described ring main unit is primarily of looped network cabinet and several arc-control device composition, described several arc-control device is word order, and is fastened by bolts part and is fixed in the arc extinguishing fixing hole of looped network cabinet inside; Set gradually in the low-voltage capacitor box be connected in series in described low-pressure chamber, low-pressure line-outgoing cabinet and low-voltage metering cabinet, described low-voltage capacitor box forms primarily of several capacitors be located in low-voltage capacitor box cabinet, several relays and several A.C. contactors, capacitor is connected with electric wire successively with relay, A.C. contactor, and this A.C. contactor is connected with transformer group one end; Described low-pressure line-outgoing cabinet is primarily of several current transformers be located in low-pressure line-outgoing cabinet cabinet, multifunction instrument composition, and several current transformers and multifunction instrument are with being electrically connected, and multifunction instrument and described A.C. contactor one end are with being electrically connected; Described low-voltage metering cabinet is primarily of the metering instrument transformer be located in low-voltage metering cabinet, negative control instrument transformer composition, and metering instrument transformer is with negative to control instrument transformer mutually isolated.
Adopt above technical scheme, the utility model is provided with earthing bar and several arc-control device, is effectively derived and ground connection by the free electron dissociated in ring main unit, decreases the impact of electric arc on ring main unit, prevents contact movable doorboard from getting an electric shock, operation use safety; And low-pressure chamber in by prior art incoming line cabinet and outgoing line cabinet form improvement be made up of low-voltage capacitor box, low-pressure line-outgoing cabinet and low-voltage metering cabinet; and improve the accessory annexation of low-voltage capacitor box, low-pressure line-outgoing cabinet and low-voltage metering cabinet inside; the utility model is made to have perfect automatic protection functions; effective raising electrical safety; the feature that structure is simple, easy to maintenance, improves managerial skills and the fail safe of this box-type substation.
Accompanying drawing explanation
Fig. 1 is the utility model schematic diagram.
Fig. 2 is the distribution map of each cabinet of the utility model.
Fig. 3 is hyperbaric chamber structural representation.
Fig. 4 is low-pressure chamber structural representation.
Fig. 1 label declaration: 1-hyperbaric chamber, 2-transformer room, 3-low-pressure chamber, 4-earthing bar,
Fig. 2,3,4 label declarations: 11-ring main unit, 111-looped network cabinet, 112-arc-control device, 31-low-voltage capacitor box, 32-low-pressure line-outgoing cabinet, 33-low-voltage metering cabinet, 311-capacitor, 312-relay (312), 313-A.C. contactor, 321-current transformer, 322-multifunction instrument, 331-measures instrument transformer, 332-negative control instrument transformer.
Embodiment
As Fig. 1, shown in 2, the utility model provides a kind of box-type substation, comprise hyperbaric chamber (1), transformer room (2) and low-pressure chamber (3), described transformer room (2) is positioned at centre, hyperbaric chamber (1) and low-pressure chamber (3) lay respectively at the right and left of transformer room (2), it is characterized in that: be provided with transformer group in described transformer room (2), this transformer group one end electricity consumption winding displacement and described low-pressure chamber (3) overlap, other end electricity consumption winding displacement is wrapped current inductor and hyperbaric chamber (1) overlaps, and connect earthing bar (4) at the electric winding displacement of this end,
As shown in Figure 3, two groups of connection ring main units (11) arranged in parallel are set in described hyperbaric chamber (1), described ring main unit (11) is primarily of looped network cabinet (111) and several arc-control device (112) composition, described several arc-control device (112) is in word order, and be fastened by bolts part and be fixed in the inner arc extinguishing fixing hole of looped network cabinet (111), the utility model is provided with earthing bar (4) and several arc-control device, effectively the free electron dissociated in ring main unit is derived and ground connection, decrease the impact of electric arc on ring main unit, prevent contact movable doorboard from getting an electric shock, operation use safety.
As shown in Figure 4, set gradually in described low-pressure chamber (3) in the low-voltage capacitor box be connected in series (31), low-pressure line-outgoing cabinet (32) and low-voltage metering cabinet (33), described low-voltage capacitor box (31) is primarily of several capacitors (311) be located in low-voltage capacitor box (31) cabinet, several relays (312) and several A.C. contactors (313) composition, capacitor (311) and relay (312), A.C. contactor (313) connects with electric wire successively, this A.C. contactor (313) is connected with transformer group one end, described low-pressure line-outgoing cabinet (32) is primarily of several current transformers (321) be located in low-pressure line-outgoing cabinet (32) cabinet, multifunction instrument (322) composition, several current transformers (321) and multifunction instrument (322) are with being electrically connected, and multifunction instrument (322) and described A.C. contactor (313) one end are with being electrically connected, described low-voltage metering cabinet (33) is primarily of the metering instrument transformer (331) be located in low-voltage metering cabinet (33), negative control instrument transformer (332) composition, metering instrument transformer (331) is with negative to control instrument transformer (332) mutually isolated, be made up of prior art incoming line cabinet and outgoing line cabinet in low-pressure chamber of the present utility model and improve by low-voltage capacitor box (31), low-pressure line-outgoing cabinet (32) and low-voltage metering cabinet (33) composition, and improve low-voltage capacitor box (31), the accessory annexation of low-pressure line-outgoing cabinet (32) and low-voltage metering cabinet (33) inside, the utility model is made to have perfect automatic protection functions, effective raising electrical safety, structure is simple, feature easy to maintenance, improve managerial skills and the safety member of this box-type substation.
Claims (1)
1. a box-type substation, comprise hyperbaric chamber (1), transformer room (2) and low-pressure chamber (3), described transformer room (2) is positioned at centre, hyperbaric chamber (1) and low-pressure chamber (3) lay respectively at the right and left of transformer room (2), it is characterized in that: be provided with transformer group in described transformer room (2), this transformer group one end electricity consumption winding displacement and described low-pressure chamber (3) overlap, other end electricity consumption winding displacement is wrapped current inductor and hyperbaric chamber (1) overlaps, and connects earthing bar (4) at the electric winding displacement of this end; Two groups of connection ring main units (11) arranged in parallel are set in described hyperbaric chamber (1), described ring main unit (11) is primarily of looped network cabinet (111) and several arc-control device (112) composition, described several arc-control device (112) in word order, and is fastened by bolts part and is fixed in the inner arc extinguishing fixing hole of looped network cabinet (111); Set gradually in the low-voltage capacitor box be connected in series (31) in described low-pressure chamber (3), low-pressure line-outgoing cabinet (32) and low-voltage metering cabinet (33), described low-voltage capacitor box (31) forms primarily of several capacitors (311) be located in low-voltage capacitor box (31) cabinet, several relays (312) and several A.C. contactors (313), capacitor (311) is connected with electric wire successively with relay (312), A.C. contactor (313), and this A.C. contactor (313) is connected with transformer group one end; Described low-pressure line-outgoing cabinet (32) is primarily of several current transformers (321) be located in low-pressure line-outgoing cabinet (32) cabinet, multifunction instrument (322) composition, several current transformers (321) and multifunction instrument (322) are with being electrically connected, and multifunction instrument (322) and described A.C. contactor (313) one end are with being electrically connected; Described low-voltage metering cabinet (33) is primarily of the metering instrument transformer (331) be located in low-voltage metering cabinet (33), negative control instrument transformer (332) composition, and metering instrument transformer (331) is with negative to control instrument transformer (332) mutually isolated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520169729.1U CN204615232U (en) | 2015-03-19 | 2015-03-19 | A kind of box-type substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520169729.1U CN204615232U (en) | 2015-03-19 | 2015-03-19 | A kind of box-type substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204615232U true CN204615232U (en) | 2015-09-02 |
Family
ID=53967756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520169729.1U Expired - Fee Related CN204615232U (en) | 2015-03-19 | 2015-03-19 | A kind of box-type substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204615232U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922817A (en) * | 2018-07-10 | 2018-11-30 | 深圳市地铁集团有限公司运营总部 | Earthed system is isolated in traction rectifier transformer |
| CN111276893A (en) * | 2020-03-05 | 2020-06-12 | 浙江东都电器成套有限公司 | Box-type substation |
-
2015
- 2015-03-19 CN CN201520169729.1U patent/CN204615232U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922817A (en) * | 2018-07-10 | 2018-11-30 | 深圳市地铁集团有限公司运营总部 | Earthed system is isolated in traction rectifier transformer |
| CN111276893A (en) * | 2020-03-05 | 2020-06-12 | 浙江东都电器成套有限公司 | Box-type substation |
| CN111276893B (en) * | 2020-03-05 | 2022-07-01 | 浙江东都电力有限公司 | Box-type substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20210319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |