CN201813092U - Looped network type preinstalled buried box-type transformer substation - Google Patents

Looped network type preinstalled buried box-type transformer substation Download PDF

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Publication number
CN201813092U
CN201813092U CN2010205348795U CN201020534879U CN201813092U CN 201813092 U CN201813092 U CN 201813092U CN 2010205348795 U CN2010205348795 U CN 2010205348795U CN 201020534879 U CN201020534879 U CN 201020534879U CN 201813092 U CN201813092 U CN 201813092U
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CN
China
Prior art keywords
coil
voltage
low
looped network
cabinet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205348795U
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Chinese (zh)
Inventor
白俊立
杨保豫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan chase Power Equipment Co., Ltd.
Original Assignee
XINXIANG ZHULU XIELI POWER EQUIPMENT CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by XINXIANG ZHULU XIELI POWER EQUIPMENT CO Ltd filed Critical XINXIANG ZHULU XIELI POWER EQUIPMENT CO Ltd
Priority to CN2010205348795U priority Critical patent/CN201813092U/en
Application granted granted Critical
Publication of CN201813092U publication Critical patent/CN201813092U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B7/00Enclosed substations, e.g. compact substations
    • H02B7/06Distribution substations, e.g. for urban network
    • H02B7/08Underground substations

Abstract

The utility model relates to a looped network type preinstalled buried box-type transformer substation and efficiently solves the problems of small occupied area, use safety and energy-saving environment protection. The structure of the transformer substation is characterized in that a transformer is arranged in a basement and a cabinet is mounted an the upper opening of the basement, wherein the cabinet is divided into a high pressure cabinet and a low pressure cabinet; a high-tension cable is connected to a looped network outgoing line through a unit load switch, an electric display and a lightning conductor; the high-tension cable is connected to a four-position looped network type load switch through a unit switch and a protector and is connected to a high-voltage connection terminal through a back-up protection fuse and a pull-out fuse; a watt-hour meter and a current transformer are mounted on a low-voltage line; the tail end of the low-voltage line is connected to an A.C. contactor and a serially connected capacitor through a control switch and a miniature circuit breaker; a reactive power compensation controller is mounted on the A.C. contactor; the miniature circuit breaker is connected to the lightning conductor; a low tension connection terminal is connected to a terminal user through a lead; and the terminal user is connected to the low-voltage line through the watt-hour meter. The looped network type preinstalled buried box-type transformer substation in the utility model has the advantages of novel structure, small volume and wide application scope, is safe in use, is energy-saving and environment-friendly, and is particularly suitable for the community having a large amount of users.

Description

Looped network type is pre-installed buried box-type substation
One, technical field
The utility model relates to transformer station, and particularly a kind of looped network type is pre-installed buried box-type substation.
Two, background technology
Along with improving constantly of national economy and living standards of the people, city per capita household electricity consumption and total electricity consumption improve day by day, and load density is increasing rapidly, loss on the urban distribution network circuit is quite serious, but also environment is polluted, electrical network conveying equipment particularly is as transformer station, because the problem that exists on the structure, volume is big, and there is potential safety hazard in the energy consumption height, with the box-type substation is example, and floor space needs 10-20m at least 2The building and the beautification of the environment on this big protrusion ground are not in tune, and it is anticorrosion, moistureproof, waterproof, radiating effect is poor, particularly the pollution to environment causes very big psychological burden to people, as in the residential quarter in city, because worry for electromagnetic radiation, raising to healthy values, though make and sell at discount for adjacent unit with power distribution room in the sub-district, but still allow the people keep out of the way three fens, the developer can only adopt box-type substation, yet in any case box-type substation is carried out beautifying and decorate painstakingly, all can't consult, " have " on it with environment all around, " high pressure ", signs such as " danger " seems very dazzling, uneasy and living fear, the have a rest hard defects of environment of resident have been become, so how both to solve and use safely, floor space is little, do not influence the technical barrier of the transformer station of environment again?
Three, summary of the invention
At above-mentioned situation, for overcoming the prior art defective, the purpose of the utility model just provides a kind of looped network type and pre-installs buried box-type substation, and it is little, safe in utilization effectively to solve floor space, the problem of energy-conserving and environment-protective.
The technical scheme that the utility model solves is; comprise buried transformer; basement and lamp box type cabinet; buried transformer places in the basement; cabinet is contained in the upper oral part of basement; in the cabinet through dividing plate every being set to high-voltage board and low-voltage cabinet two parts; on the high-voltage line in the high-voltage board through unit load switch and electrification display; lightning rod and looped network outlet are joined; high-voltage line connects four position looped network type on-load switches through unit switch and protector; and backup protection fuse through connecting; plug-in fuse connects the high-voltage connection terminal of transformer; on the low-voltage line in the low-voltage cabinet kilowatt-hour meter summation current transformer is housed; current transformer links to each other with ammeter; the end of low-voltage line connects miniature circuit breaker through control switch; miniature circuit breaker connects A.C. contactor and series capacitors; the idle compensating control that places in the cabinet is housed on the A.C. contactor; miniature circuit breaker links to each other with lightning arrester, and the low-voltage wiring terminal of transformer meets the terminal use through lead, the low-voltage line of terminal use in kilowatt-hour meter is received at the counter body.
The utility model novel structure uniqueness, volume is little, saves floor occupying area, and is safe in utilization, energy-saving and environmental protection, the community that the scope that is specially adapted to is big, the user is many is that one on the box-type substation innovated greatly, economic and social benefit is huge.
Four, description of drawings
Fig. 1 is a structural front view of the present utility model.
Fig. 2 is structure side view of the present utility model (the sun-shading rainproof plate development of cabinet).
Fig. 3 is a circuit connection diagram of the present utility model.
Fig. 4 is a transformer device structure front view of the present utility model.
Fig. 5 is a transformer device structure vertical view of the present utility model.
Fig. 6 is a high-tension coil structure chart of the present utility model.
Fig. 7 is a low-voltage coil structure chart of the present utility model.
Five, embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
Shown in Fig. 1-7; the utility model comprises transformer; cabinet and basement; transformer places basement, and (basement claims the chamber, ground again; as follows) in; cabinet 11 is contained in the upper oral part of basement 21; in the cabinet 11 through dividing plate every being set to high-voltage board and low-voltage cabinet two parts; high-voltage line L1 in the high-voltage board is through the unit controls K switch 2 and electrification display J1 in parallel with unit load K switch 1; lightning rod P1 and looped network outlet L2 join; high-voltage line L1 meets four position looped network type on-load switch SK (being the Reference numeral 8 among Fig. 4) through unit switch K3 and protector FU; and backup protection fuse R1 through connecting; plug-in fuse R2 connects the high-voltage connection terminal 5 of transformer; on the low-voltage line L3 in the low-voltage cabinet kilowatt-hour meter B summation current transformer DH is housed; current transformer DH links to each other with ammeter A; the end of low-voltage line L3 meets miniature circuit breaker D2 through control switch K0; D3; miniature circuit breaker D2; D3 meets A.C. contactor KJ and series capacitors C; the idle compensating control E that places in the cabinet is housed on the A.C. contactor KJ; miniature circuit breaker D2; D3 links to each other with lightning arrester Pn; the low-voltage wiring terminal 9 of transformer meets terminal use END through lead, the low-voltage line L3 of terminal use END in kilowatt-hour meter B receives at the counter body.
In order to guarantee result of use, said terminal use END includes terminal use END1, END2, END3 ... ENDn, miniature circuit breaker include miniature circuit breaker D1, D2, D3 ... Dn, ammeter include ammeter A1, A2, A3 ... An;
On said cabinet 11 front-backs folding sun-shading rainproof plate 12 is arranged, basement velar plate 15 is equipped with at basement mouth 16 places of cabinet bottom, louver ventilating window 13 is arranged at the bottom of cabinet, basement 21 (or claims the chamber, ground, can form by the cement concrete casting, or directly dig a heatable adobe sleeping platform at subsurface) in suction pump 17 is housed, suction pump 17 is connected through the drainage 18 of pipeline with basement top, and high pressure entrance hole 14 and low pressure wire hole 22 are arranged on the sidewall of basement; Said cabinet 11 sides have measures the door 20 of checking meter.
Said transformer 19 comprises housing; coil; high-voltage connection terminal; low-voltage wiring terminal and iron core; coil is made up of high-tension coil 4a and low-voltage coil 4b; and be wound on the iron core 3 with manifold type; be contained in the seal casinghousing 1; high-voltage connection terminal 5 and low-voltage wiring terminal 9 are arranged on the seal casinghousing; high-voltage connection terminal 5 is through the backup protection fuse 7 of four position looped network type on-load switches 8 and series connection; plug-in fuse 6 meets high-tension coil 4a; low-voltage wiring terminal 9 is connected with low-voltage coil 4b; Sealing jaw 2 is arranged at the inherent iron core of housing top; the separated time termination shunting switch 10 of high-tension coil, coil and iron core are immersed in the interior transformer oil of housing.
Said high-tension coil 4a is made up of three groups of coils, first group by band leader X5, the coil of X3 and band leader X2, the coil of the X4 composition that is coupled, second group is by band leader Y5, the coil of Y3 and band leader Y2, the coil of the Y4 composition that is coupled, the 3rd group is by band leader Z5, the coil of Z3 and band leader Z2, the coil of the Z4 composition that is coupled, band leader X5, the coil one termination plug-in fuse 6 of X3 and band leader Z2, coil one end of Z4, band leader X2, the coil of X4 meets plug-in fuse and band leader Y5, coil one end of Y3, band leader Y2, the coil of Y4 meets plug-in fuse and band leader Z5, coil one end of Z3; Said low-voltage coil 4b is made up of the coil of a, b, three groups of connecting to neutral lines in parallel of c, and respective end 0, a, b, the c of the terminals 0 of low-voltage coil, a, b, c and low-voltage wiring terminal 9 join; Said plug-in fuse 6 is contained in the top of housing, and backup protection fuse 7 and four position looped network type on-load switches 8 are placed side by side above the interior Sealing jaw of transformer housing, and are fixed in the top of housing; Said high-voltage connection terminal 5 has six, and the terminal with four position looped network type on-load switches 8 joins respectively.
The utlity model has following characteristics:
One, volume is little, and floor space is little, economical with materials and space, and floor space is by the 10-20m of former box-type substation2Be reduced to 6m2, existing transformer station can't compare;
Two, good seal performance, long service life, safety, non-environmental-pollution, transformer can reach more than 50 years service life;
Three, reduced noise level (≤48dB), adapt to fully 2 class zones, city (live, commercial, industrial hybrid region) environmental noise (between daytime≤60dB, the night≤50dB), and this transformer body runs in the hermetic underground foundation, makes the noise level that relates to ground surface lower;
Four, transformer coil adopt high-voltage line around, low blocking is around structure, anti-short circuit capability is strong.
Five, the transformer housing adopts the fuel tank formula, make with corrosion resistant special steel plate (also can adopt stainless steel as required), and adopt the gas protection welding process assembly welding to form, after the housing assembly welding is finished, overall sealing performance is good, waterproof immersion, this is that other any transformer can't be compared, and has therefore guaranteed transformation station safety and has increased the service life;
Six, at the running environment of product, slab assembly welding structure is adopted in heat radiation, improves its impermeable and corrosion resistance widely;
Seven, all insulation structure, need not insulation distance, guarantee personal safety, adopt waterproof sealing and material contracting with heat to seal to charged terminal, cable end, degree of protection reaches IP68, and therefore, cabinet can also be done the lamp box advertisement and use, one-object-many-purposes also is that existing cabinet type substation is inaccessiable.
Transformer adopting β oil or high-quality cycloalkyl transformer oil, it is good to have the gassing performance, dissolubility and anti-oxidative stability, dielectric strength height, arc-rupturing capacity is strong, can guarantee that on-load switch and transformer height phase are total to the case operation and increase overload capacity.
The utility model can be widely used in densely populated inner city, street, highway, bridge, tunnel, parking lot, airport, harbour, tourist attractions, villa, garden district etc., since be installed in underground or basement in, do not take surface area after the installation, do not influence sight, and can avoid suffering the destruction of unintentionally extraneous or malice, can resist flood, the reliability of energy-saving and environmental protection, safety assurance power supply, reduced visual pollution and environmental pollution, thus consistent with the modern urban construction development.
Needs according to the electric utility development, the urban power grid will be gradually from the overhead transmission line cable that goes underground, to adapt to the needs of urban development, safe and reliable, the energy-saving and environmental protection of power equipment operation, to reduce visual pollution and the environmental pollution that electric power facility exists in the city-building, the high unfavorable factor of equipment operation maintenance amount, the utility model are from technology and solved the technical barrier of anticorrosion, moistureproof, waterproof, heat radiation and environmental pollution qualitatively effectively, and economic and social benefit is huge.

Claims (8)

1. a looped network type is pre-installed buried box-type substation; comprise transformer; cabinet and melt pit; transformer places in the melt pit; it is characterized in that; cabinet (11) is contained in the upper oral part of melt pit (21); in the cabinet (11) through dividing plate every being set to high-voltage board and low-voltage cabinet two parts; high-voltage line L1 in the high-voltage board is through the unit controls K switch 2 and electrification display J1 in parallel with unit load K switch 1; lightning rod P1 and looped network outlet L2 join; high-voltage line L1 meets four position looped network type on-load switch SK through unit switch K3 and protector FU; and backup protection fuse R1 through connecting; plug-in fuse R2 connects the high-voltage connection terminal (5) of transformer; on the low-voltage line L3 in the low-voltage cabinet kilowatt-hour meter B summation current transformer DH is housed; current transformer DH links to each other with ammeter A; the end of low-voltage line L3 meets miniature circuit breaker D2 through control switch K0; D3; miniature circuit breaker D2; D3 meets A.C. contactor KJ and series capacitors C; the idle compensating control E that places in the cabinet is housed on the A.C. contactor KJ; miniature circuit breaker D2; D3 links to each other with lightning arrester Pn; the low-voltage wiring terminal of transformer (9) meets terminal use END through lead, the low-voltage line L3 of terminal use END in kilowatt-hour meter B receives at the counter body.
2. looped network type according to claim 1 is pre-installed buried box-type substation, it is characterized in that, folding sun-shading rainproof plate (12) is arranged on said cabinet (11) front-back, melt pit velar plate (15) is located to be equipped with in the ground of cabinet bottom near coal-mine (16), louver ventilating window (13) is arranged at the bottom of cabinet, suction pump (17) is housed in the melt pit (21), and suction pump (17) is connected through the drainage (18) of pipeline with melt pit top, and high pressure entrance hole (14) and low pressure wire hole (22) are arranged on the sidewall of melt pit.
3. looped network type according to claim 1 is pre-installed buried box-type substation, it is characterized in that, said cabinet (11) side has measures the door (20) of checking meter.
4. looped network type according to claim 1 is pre-installed buried box-type substation; it is characterized in that; said transformer (19) comprises housing; coil; high-voltage connection terminal; low-voltage wiring terminal and iron core; coil is made up of high-tension coil (4a) and low-voltage coil (4b); and be wound on the iron core (3) with manifold type; be contained in the seal casinghousing (1); high-voltage connection terminal (5) and low-voltage wiring terminal (9) are arranged on the seal casinghousing; high-voltage connection terminal (5) is through the backup protection fuse (7) of four position looped network type on-load switches (8) and series connection; plug-in fuse (6) connects high-tension coil (4a); the same low-voltage coil of low-voltage wiring terminal (9) (4b) is connected; Sealing jaw (2) is arranged at the inherent iron core of housing top; the separated time termination shunting switch (10) of high-tension coil, coil and iron core are immersed in the interior transformer oil of housing.
5. looped network type according to claim 4 is pre-installed buried box-type substation, it is characterized in that, said high-tension coil (4a) is made up of three groups of coils, first group by band leader X5, the coil of X3 and band leader X2, the coil of the X4 composition that is coupled, second group is by band leader Y5, the coil of Y3 and band leader Y2, the coil of the Y4 composition that is coupled, the 3rd group is by band leader Z5, the coil of Z3 and band leader Z2, the coil of the Z4 composition that is coupled, band leader X5, the coil one termination plug-in fuse 6 of X3 and band leader Z2, coil one end of Z4, band leader X2, the coil of X4 meets plug-in fuse and band leader Y5, coil one end of Y3, band leader Y2, the coil of Y4 meets plug-in fuse and band leader Z5, coil one end of Z3.
6. looped network type according to claim 4 is pre-installed buried box-type substation, it is characterized in that, said low-voltage coil (4b) is made up of the coil of a, b, three groups of connecting to neutral lines in parallel of c, and respective end 0, a, b, the c of terminals 0, a, b, c and the low-voltage wiring terminal (9) of low-voltage coil join.
7. looped network type according to claim 4 is pre-installed buried box-type substation; it is characterized in that; said plug-in fuse (6) is contained in the top of housing; backup protection fuse (7) and four position looped network type on-load switches (8) are placed side by side above the interior Sealing jaw of transformer housing, and are fixed in the top of housing.
8. looped network type according to claim 4 is pre-installed buried box-type substation, it is characterized in that, said high-voltage connection terminal (5) has six, and the terminal with four position looped network type on-load switches (8) joins respectively.
CN2010205348795U 2010-09-19 2010-09-19 Looped network type preinstalled buried box-type transformer substation Expired - Fee Related CN201813092U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205348795U CN201813092U (en) 2010-09-19 2010-09-19 Looped network type preinstalled buried box-type transformer substation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205348795U CN201813092U (en) 2010-09-19 2010-09-19 Looped network type preinstalled buried box-type transformer substation

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CN201813092U true CN201813092U (en) 2011-04-27

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105655906A (en) * 2014-09-27 2016-06-08 刘洋 Intelligent media landscape-type buried energy-saving box transformer substation
CN105896367A (en) * 2014-09-28 2016-08-24 刘洋 Intelligent media landscape type ring main unit
RU172565U1 (en) * 2016-12-06 2017-07-13 Закрытое акционерное общество "Завод электротехнического оборудования" (ЗАО "ЗЭТО") COMPLETE TRANSFORMER SUBSTATION

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105655906A (en) * 2014-09-27 2016-06-08 刘洋 Intelligent media landscape-type buried energy-saving box transformer substation
CN105896367A (en) * 2014-09-28 2016-08-24 刘洋 Intelligent media landscape type ring main unit
RU172565U1 (en) * 2016-12-06 2017-07-13 Закрытое акционерное общество "Завод электротехнического оборудования" (ЗАО "ЗЭТО") COMPLETE TRANSFORMER SUBSTATION

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: HE'NAN ZHULU POWER EQUIPMENT CO., LTD.

Free format text: FORMER OWNER: XINXIANG ZHULU XIELI POWER EQUIPMENT CO., LTD.

Effective date: 20120711

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20120711

Address after: Xinxiang County, Henan province 453000 Gu Gu Zhai Industrial Zone Luyuan Road No. 6

Patentee after: Henan chase Power Equipment Co., Ltd.

Address before: 453000 No. 36 Renmin Road, Weibin District, Henan, Xinxiang

Patentee before: Xinxiang Zhulu Xieli Power Equipment Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110427

Termination date: 20160919