CN206313344U - A kind of cities and towns miniaturization preassembled transformer station - Google Patents

A kind of cities and towns miniaturization preassembled transformer station Download PDF

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Publication number
CN206313344U
CN206313344U CN201621410397.2U CN201621410397U CN206313344U CN 206313344 U CN206313344 U CN 206313344U CN 201621410397 U CN201621410397 U CN 201621410397U CN 206313344 U CN206313344 U CN 206313344U
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China
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towns
cities
transformer station
preassembled transformer
distribution
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唐明群
孙大璟
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Its Thick Intelligent Electric Equipment Co Ltd Of Jiangsu
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Its Thick Intelligent Electric Equipment Co Ltd Of Jiangsu
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Abstract

The utility model is related to a kind of cities and towns miniaturization preassembled transformer station, including high-tension switch cabinet(1), distribution transformer(7)With comprehensive intelligent distribution box(10), high-tension switch cabinet(1)Installed in distribution transformer(7)On;Comprehensive intelligent distribution box(10)Positioned at distribution transformer(7)And high-tension switch cabinet(1)Side.Comprehensive intelligent distribution box(10)It is integral type body structure, with distribution transformer(10)It is structure as a whole by the way that bolt is detachably connected, with the characteristics of integrated level is high, operation maintenance convenient, floor space is small.High-tension switch cabinet(1)Shielded using gas tank sealing, sulfur hexafluoride gas-insulating, surface, the operation safety fully guaranteed personal safety with equipment, and by comprehensive intelligent distribution box(10)The comprehensive function such as low-pressure side distribution and protection is completed, power supply reliability and the quality of power supply is improved;The power distribution automation equipment and Intellisense terminal of apolegamy, are capable of achieving the intelligent management and repair based on condition of component of transformer station.

Description

A kind of cities and towns miniaturization preassembled transformer station
Technical field
The utility model is related to intelligent grid power transmission and transformation, distribution technique field, in particular to a kind of cities and towns with small-sized Change preassembled transformer station.
Background technology
In the power distribution network of China, also there is substantial amounts of on-pole switch equipment.Particularly in cities and towns 10kV power distribution networks, by post System of the composition such as high voltage drop-out type fuse cutout, high-voltage arrester, pole type transformer, low-tension distribution box transformer station on high-voltage switch gear, post System is the main power supply mode of power distribution network.On-pole switch device components species is more in the prior art, scattered be distributed the collection that brings Into spending that low, operation maintenance is inconvenient and existing preassembled transformer station floor space is big, the wasting of resources the problems such as;In addition, this is Equipment in system is scattered to be distributed in plateau on post, and electrical equipment is exposed in atmosphere, causes equipment corrosion, aging and easily receive external force The problems such as destruction, is difficult to solve;Energized conductor is exposed in atmosphere, causes livewire work inconvenience, Frequent Troubles, and potential safety hazard It is many;Security, the poor reliability of distribution transformer operation, while operation and maintenance work environment are complicated, technical difficulty is high.
Simultaneously with economic development and the expansion of power system scale, Urban Areas load density is high, power grid construction and city To conflict, even there is substation planning site and are difficult to practicable phenomenon, big city contradiction day between the construction of town in some areas It is especially prominent.
Such as Authorization Notice No. is the Chinese utility model patent of the Y of CN 201051618, has it discloses one kind and hangs The pre-mounted box type transformer substation of binding structure, the pre-mounted box type transformer substation mainly includes shell;Be provided with shell hyperbaric chamber, Low-pressure chamber, transformer room;Low voltage component is provided with low-pressure chamber, bearing is fixed with the dividing plate in low-pressure chamber; Copper bar bus line is supported by bearing;Low voltage component is articulated on copper bar bus line.Copper bar bus line in low-pressure chamber was both switched on Conductor, is again the support frame for mounting low voltage component, compared with prior art, reduces support frame, is significantly reduced low Pressure chamber space.But the transformer station is suitable only for landing and installs;And hyperbaric chamber lacks safeguard measure, livewire work person is caused Potential safety hazard.
And the Chinese invention patent of such as A of Publication No. CN 104917086, it discloses a kind of outdoor prepackage type power transformation Stand, be by using the prefabricated design philosophy of miniaturization modularization, by Substation Design into prefabricated construction, including civil engineering Part and electric part, the civil engineering part mostly use prefabricated product, wherein container and the strip footing of pre- stowage, become The basis of depressor needs in-situ precast.The electric part, using container-type or prefabricated cabin formula module, enters in addition to transformer Wire module uses box type gas insulating provision for sealing (GIS) module, whole GIS modules to be arranged on container or prefabricated cabin In, inlet wire uses cable mode, is connected by oil-gas casing or aerial condutor between the transformer and GIS modules.The soil Build the parallel development of scheduling and planning work in prefabricated and each functional module of electric part the factory of field basic of part so that build week Phase greatly reduces.The utility model is built using modular construction prefabrication and assembly construction, breaches traditional transformer substation construction thinking, imitates Rate is high.Because electric part is in addition to transformer, using container-type or prefabricated cabin formula module, incoming line module uses box gas Insulation and obturation equipment (GIS) module, the module that can only be more renewed when module is damaged, it is impossible to repaired is made Into the increase of cost.
Utility model content
In order to solve the above-mentioned technological deficiency of prior art presence, the purpose of this utility model is to provide a kind of cities and towns to use Miniaturization preassembled transformer station, solve in the prior art on-pole switch device components species it is many, it is scattered distribution bring it is integrated Spend that low, operation maintenance is inconvenient and existing preassembled transformer station floor space is big, the wasting of resources the problems such as.It is of the present utility model Central scope is:Cities and towns use integrated, knockdown structure design, its middle-high voltage switch with miniaturization preassembled transformer station Using gas tank sealing, sulfur hexafluoride gas-insulating, surface shield technology, the operation safety fully guaranteed personal safety with equipment. The transformer station is completed to the on high-tension side protection of oil immersion-type distribution transformer and isolation by high-tension switch cabinet, is matched somebody with somebody by comprehensive intelligent Electronic box completes the comprehensive function such as low-pressure side distribution and protection, improves power supply reliability and the quality of power supply, the power distribution automation of apolegamy Equipment and Intellisense terminal, are capable of achieving the intelligent management and repair based on condition of component of power distribution station.Intelligent power distribution terminal combines existing The function of some multiple devices, can be to power transformer, turnover wiretap, RCD, intelligent electric energy meter It is acquired and be collected with user power utilization information Deng operation information, possesses completion distribution transformer metering summary table monitoring, remaining Current operated protective device monitoring, status monitoring, load management, dynamic passive compensation/three-phase imbalance improvement/harmonic wave control, peace The functions such as full protection, interactive management, asset management, video monitor, environmental monitoring and distributed power source access-in management.
According to a kind of cities and towns of the present utility model miniaturization preassembled transformer station, high-tension switch cabinet, distribution transformer and Comprehensive intelligent distribution box, high-tension switch cabinet is arranged on distribution transformer;Comprehensive intelligent distribution box is located at distribution transformer and height Compress switch the side of cabinet, and the high pressure end of incoming cables of the high-tension switch cabinet turnover line end and distribution transformer is provided with transformer high-voltage set Pipe, low-pressure side is provided with transformer low voltage sleeve pipe;The plug of transformer high-voltage bushing and elbow-type joint is connected, so that it is guaranteed that with elbow-type Joint can normal arc extinguishing when disconnecting.
Preferably, the high-tension switch cabinet is fully protected using gas tank sealing, sulfur hexafluoride gas-insulating, surface shielding Barrier personal safety and the operation safety of equipment.
In any of the above-described scheme preferably, the side of the high-tension switch cabinet is provided with high pressure entrance bushing, and it passes through High pressure inlet wire cable is connected with high pressure inlet wire cable connector.
In any of the above-described scheme preferably, the inside of the high-tension switch cabinet is provided with gas tank, filled with exhausted in the gas tank Edge gas, preferably six-component force balance gas.
In any of the above-described scheme preferably, the gas tank is built with three-stations load switch, limiting fuse, three works Position spring energy-storage operating mechanism, arrester and Intelligent power distribution terminal;The molten position in storehouse of limiting fuse is in the air chamber of on-load switch Right side, fuse is three, and a striker is housed on each fuse, when generation one mutually fuses, is made with the striker of fuse The three-phase of on-load switch is while separating brake.The Intelligent power distribution terminal of high-tension switch cabinet configuration realizes acquiring electric energy information, equipment shape The comprehensive functions such as state monitoring, failure issue, data in situ administrative analysis, eliminate power distribution automation blind area.
In any of the above-described scheme preferably, the three-stations load switch combines together with earthed switch.
In any of the above-described scheme preferably, it is respectively arranged with the three-stations load switch and earthed switch point, conjunction refers to Show device.
In any of the above-described scheme preferably, the comprehensive intelligent distribution box is detachable by bolt with distribution transformer Connect as one.
In any of the above-described scheme preferably, the comprehensive intelligent distribution box is integral type rectangular box structure.
In any of the above-described scheme preferably, low-voltage bus bar copper bar is provided with the comprehensive intelligent distribution box to be connected, it is low Pressure bus bar copper row is connected with the static contact inside low-tension bushing.
In any of the above-described scheme preferably, the comprehensive intelligent distribution box is integrally reinforced using C-type steel, is provided with distribution Room, measuring room and capacitance compensation room.Distribution transformer framework is steel construction, and intensity is high, is cities and towns miniaturization prepackage type power transformation The core of station structure.
In any of the above-described scheme preferably, the measuring room is located at the side of capacitance compensation room;It is provided with measuring room Electric energy meter and concentrator, so as to meet measuring requirement.
In any of the above-described scheme preferably, the transformer high-voltage bushing selects American sleeve pipe.
In any of the above-described scheme preferably, the distribution transformer is oil immersion-type distribution transformer, empty load energy-saving effect It is really good, can save energy 70%.
In any of the above-described scheme preferably, the low-pressure line-outgoing of the distribution transformer is connected to low by low-tension bushing Pressure bus bar copper row enters the switchgear house of comprehensive intelligent distribution box.
In any of the above-described scheme preferably, the distribution indoor location low pressure total input-wire switch and separating brake indicator, So as to meet the requirement of multichannel low-pressure line-outgoing.
In any of the above-described scheme preferably, the low pressure total input-wire switch is frame circuit breaker or disconnecting switch.
In any of the above-described scheme preferably, outlet switch, surge protector and intelligence are additionally provided with the switchgear house Capacitor bank, so as to meet reactive-load compensation demand.
In any of the above-described scheme preferably, the outlet switch is breaker of plastic casing, and it passes through copper bus-bar and is connected to Frame circuit breaker or disconnecting switch, can carry out breaking-closing operating by frame circuit breaker or disconnecting switch.
In any of the above-described scheme preferably, the transformer station is installed or between two electric poles by landing.
In any of the above-described scheme preferably, when transformer station landing is installed, transformer station is installed on inside frame shell, The frame shell includes aluminum section bar frame, top board and stainless steel door.Replace original steel construction from aluminum section bar frame, can factory Change install also can in-site installation, flexibility is big, and aluminum profile strength meets state's net and requires IK anti-collision levels, light quality, conveniently hangs Dress and transport, aesthetics is high, and sheet material uses 201 stainless steels, outdoor rust-proof effect, sheet side can be reached and bloomed pit, it is attractive in appearance big Side, plate surface color and pattern are customizable, sealing grade reaches IP23D, is to realize good radiating without another plus ventilating fan Effect.
In any of the above-described scheme preferably, the frame shell is provided with LED display.Can be required according to user LED display is installed in the apolegamy of the frame shell back side, the effect such as can play advertising, beautify the environment.
In any of the above-described scheme preferably, when the transformer station is between two electric poles, apart from ground level 2-2.5 Installation cross-arm is provided with rice.Cross-arm requirement level is installed, cities and towns miniaturization preassembled transformer station is integrally sling, be seated in peace It is on dress cross-arm and fixed.
In any of the above-described scheme preferably, the transformer station is arranged on monomer concrete column.
In any of the above-described scheme preferably, the height of the monomer concrete column is 2 to 2.5 meters, and it is hollow that it is internal Pipe, cities and towns miniaturization preassembled transformer station high pressure inlet wire cable and low-pressure line-outgoing cable can be hollow from inside monomer concrete column Pipe is laid.
In sum, miniaturization preassembled transformer station in cities and towns of the present utility model has advantages below:Cities and towns are with small-sized Change the standardized designs that preassembled transformer station realizes whole transformer station, batch production processing:Realize the full prefabrication of transformer substation construction, Assembling, reduces construction period and construction cost, realizes primary equipment(On-load switch, fuse, arrester and electric power Transformer)Nuclear interface standardizing, means of production high recycling rate;Realize all insulation of whole transformer station, hermetically sealed, full-shield: Tangible, small volume, dismounting is easy, solves the exposed potential safety hazard brought of energized conductor;Lifting whole transformer station construction work Skill and construction safety level:Three-stations load switch and five anti-Interlocking Systems, will greatly improve the personal safety of livewire work person; Whole transformer station power distribution automation is realized, improves O&M level;Realize that whole transformer station expanding function modularization chooses to install.
Brief description of the drawings
Fig. 1 is the front view of the preferred embodiment according to cities and towns of the present utility model miniaturization preassembled transformer station.
Fig. 2 is a left side for preferred embodiment shown in Fig. 1 that preassembled transformer station is minimized according to cities and towns of the present utility model View.
Fig. 3 is the right side of preferred embodiment shown in Fig. 1 that preassembled transformer station is minimized according to cities and towns of the present utility model View.
Fig. 4 is shifting in preferred embodiment shown in Fig. 1 that preassembled transformer station is minimized according to cities and towns of the present utility model Except the internal structure schematic diagram figure of box plate.
Fig. 5 is shifting in preferred embodiment shown in Fig. 3 that preassembled transformer station is minimized according to cities and towns of the present utility model Except the internal structure schematic diagram after box plate.
Fig. 6 is shown in Fig. 1 according to cities and towns of the present utility model miniaturization preassembled transformer station after preferred embodiment View.
Fig. 7 is the positive structure schematic that cities and towns of the present utility model minimize preassembled transformer station center rack enclosure.
Fig. 8 is a left side for preferred embodiment shown in Fig. 7 that preassembled transformer station is minimized according to cities and towns of the present utility model View.
Fig. 9 is bowing for preferred embodiment shown in Fig. 7 that preassembled transformer station is minimized according to cities and towns of the present utility model View.
Figure 10 be shown in Fig. 7 according to cities and towns of the present utility model miniaturization preassembled transformer station in preferred embodiment plus Fill the structural representation of LED display.
Figure 11 is isometrical installed in two according to the cities and towns of the present utility model rimless rack enclosure of miniaturization preassembled transformer station Structural representation between electric pole.
Figure 12 is isometrical installed in two according to cities and towns of the present utility model miniaturization preassembled transformer station tape frame shell Structural representation between electric pole.
Figure 13 is the monomer concrete column that the rimless rack enclosure of preassembled transformer station is minimized according to cities and towns of the present utility model Above formula mounting structure schematic diagram.
Figure 14 is the monomer concrete column that preassembled transformer station tape frame shell is minimized according to cities and towns of the present utility model Pole mounting structure schematic diagram.
Label in accompanying drawing:
High-tension switch cabinet 1, high pressure entrance bushing 2, high-voltage terminal sleeve pipe 3, high pressure inlet wire cable connector 4, high pressure inlet wire electricity Cable 5, elbow-type joint 6, distribution transformer 7, transformer high-voltage bushing 8, transformer low voltage sleeve pipe 9, comprehensive intelligent distribution box 10 is matched somebody with somebody Electric room 11, measuring room 12, capacitance compensation room 13, low-voltage bus bar copper bar 14, low pressure total input-wire switch 15, low pressure total input-wire switch point Lock indicator 16, outlet switch 17, intelligent capacitor group 18, surge protector 19, electric energy meter 20, concentrator 21, bucker 22, Frame shell 23, aluminum section bar frame 24, top board 25, stainless steel door 26, LED display 27, electric pole 28 installs cross-arm 29, single Body concrete column 30.
Specific embodiment
It is that the following description is substantially merely exemplary and be not intended to limitation the disclosure, using or purposes.Below The utility model cities and towns are made further with the specific embodiment of miniaturization preassembled transformer station with reference to Figure of description It is bright.
Embodiment one
As shown in figure 11, it is arranged between two electric poles with miniaturization preassembled transformer station according to cities and towns of the present utility model Structural representation.
Cities and towns of the present utility model are arranged between electric pole 28 with miniaturization preassembled transformer station, general apart from ground level Have at 2 to 2.5 meters and fix installation cross-arm 29, cross-arm 29 is installed and requires level, cities and towns are whole with miniaturization preassembled transformer station Body is sling, and is seated on installation cross-arm 29, and transformer and the channel-section steel of comprehensive intelligent distribution box bottom are arranged on by fastener Install on cross-arm 29 and fixed.High-tension switch cabinet left side is provided with high pressure entrance bushing 2, with high pressure inlet wire cable 5 and high pressure inlet wire Cable connector 4 is coupled together.Installed on cities and towns miniaturization preassembled transformer station post.
Cities and towns of the present utility model are as follows with the overall work process of miniaturization preassembled transformer station:
First, the power up of high-tension switch cabinet is:
1st, confirm that the right door closing of high-tension switch cabinet, earthed switch are in closing position, indicator refers in ground connection position;
2nd, the left side of drop-down earthed switch action bars, grounding switch tripping, indicator refers in sub-gate position, high-tension switch cabinet Right door cannot be opened;
3rd, reciprocal lower switching on stored energy operation bar, until on-load switch closes a floodgate completes stored energy operation simultaneously, indicator refers to Closing position, power up terminates.
2nd, the power process of high-tension switch cabinet is:
1st, sub-switching operation bar is pushed up, on-load switch separating brake, indicator refers in sub-gate position, has powered off;
2nd, repair and maintenance sockets ground switch operating rod right side at present, and earthed switch closes a floodgate, and indicator refers in ground connection position, now The right door of high-tension switch cabinet is opened, and can carry out changing the operation such as fuse.
As Figure 1-3, according to cities and towns of the present utility model one preferred embodiment of miniaturization preassembled transformer station Structural representation.The purpose of this utility model is to provide a kind of cities and towns miniaturization preassembled transformer station, including high-voltage switch gear Cabinet 1, distribution transformer 7 and comprehensive intelligent distribution box 10, high-tension switch cabinet 1 are arranged on distribution transformer 7;Comprehensive intelligent distribution Case 10 is located at the side of distribution transformer 7 and high-tension switch cabinet 1.Comprehensive intelligent distribution box 10 is integral type body structure, and is matched somebody with somebody Piezoelectric transformer 10 is structure as a whole by the way that bolt is detachably connected, with integrated level it is high, operation maintenance is convenient, floor space is small The characteristics of.High-tension switch cabinet 1 is fully guaranteed personal safety and set using gas tank sealing, sulfur hexafluoride gas-insulating, surface shielding Standby operation safety, and the comprehensive function such as low-pressure side distribution and protection is completed by comprehensive intelligent distribution box 10, improving power supply can By property and the quality of power supply;The power distribution automation equipment and Intellisense terminal of apolegamy, be capable of achieving transformer station intelligent management and Repair based on condition of component.
As in Figure 2-4, when cities and towns of the present utility model are assembled with miniaturization preassembled transformer station, by high-tension switch cabinet 1 Sling, high-tension switch cabinet 1 is fixed on distribution transformer 7 by the straight top in distribution transformer 7 followed by fixed screw Top, meanwhile, by the transformer high-voltage bushing at the high-voltage terminal sleeve pipe 3 at the rear portion of high-tension switch cabinet 1 and the rear portion of distribution transformer 7 8, finally coupled together with connection cable joint and connection cable, fixed with bucker 22 after having connected;In distribution transformer 7 and Comprehensive intelligent distribution box 10 is installed in the side of high-tension switch cabinet 1, and the low-pressure side of distribution transformer 7 is provided with transformer low voltage sleeve pipe 9, Static contact inside the low-tension bushing is connected with the low-voltage bus bar copper bar 14 of comprehensive intelligent distribution box 10.
In the present embodiment, there is gas tank inside the high-tension switch cabinet 1, insulating gas, preferably sulfur hexafluoride are filled in gas tank Insulating gas.
In the present embodiment, the gas tank is built with three-stations load switch, limiting fuse, three station spring energy-storages behaviour Motivation structure, arrester, high pressure PT and Intelligent power distribution terminal;Three-stations load switch combines together with earthed switch, on-load switch Be respectively arranged with earthed switch point, close indicator;High-tension switch cabinet adds the combination of limiting fuse using three-stations load switch Mode, the molten position in storehouse of limiting fuse is in the right side of the air chamber of on-load switch.
In the present embodiment, the fuse is three, and a striker is housed on each fuse.Mutually fused when occurring one When, make the three-phase of on-load switch with the striker of fuse while separating brake;The Intelligent power distribution terminal of high-tension switch cabinet configuration is realized The comprehensive functions such as acquiring electric energy information, equipment condition monitoring, failure issue, data in situ administrative analysis, eliminate power distribution automation Blind area.High-tension switch cabinet use gas tank sealing, sulfur hexafluoride gas-insulating, surface shield technology, fully guarantee personal safety with The operation safety of equipment.
As Figure 4-Figure 6, according to cities and towns of the present utility model one preferred embodiment of miniaturization preassembled transformer station Internal structure schematic diagram.
In the present embodiment, the comprehensive intelligent distribution box 10 is integral type rectangular box structure, overall to be added using C-type steel Gu, high-tension switch cabinet 1 and distribution transformer side are installed on, comprehensive intelligent distribution box is removably connected with transformer by bolt It is connected in integrative-structure.
In the present embodiment, the overall reinforcing using C-type steel of the comprehensive intelligent distribution box 10 is provided with switchgear house 11, electric capacity benefit Room 13, measuring room 12 are repaid, the low-pressure line-outgoing of distribution transformer is connected to low-voltage bus bar copper bar 14 and enters comprehensive by low-tension bushing 9 The switchgear house of intelligent distribution box.
In the present embodiment, low pressure total input-wire is installed in the switchgear house 11 and switchs 15 and separating brake indicator 16, it is described low Pressure total input-wire switch 15 is frame circuit breaker or disconnecting switch.
In the present embodiment, outlet switch 17, surge protector 19 and intelligent capacitor are additionally provided with the switchgear house 11 Group 18.Outlet switch 17 is breaker of plastic casing, and frame circuit breaker or disconnecting switch are connected to by copper bus-bar, can be disconnected by framework Road device or disconnecting switch carry out breaking-closing operating, are provided with separating brake indicator 16, meet the requirement of multichannel low-pressure line-outgoing;Capacitance compensation Breaker of plastic casing, surge protector 19 and intelligent capacitor group 18 are installed in room 13 in the internal upper part of comprehensive intelligent distribution box 10, full Sufficient reactive-load compensation demand;In the side of capacitance compensation room 13, built-in electric energy meter 20, concentrator 21 meet measuring requirement to measuring room 12.
As shown in Figure 11, Figure 12, when being installed on miniaturization preassembled transformer station post in cities and towns of the present utility model, first will Cities and towns minimize preassembled transformer station or the transformer station are installed on two isometrical electric poles 28 together with frame shell 23, distance Ground level has at 2 to 2.5 meters fixes installation cross-arm 29, installs cross-arm 29 and requires level, next that cities and towns are pre- with miniaturization Zhuan Shi transformer stations integrally sling, and are seated on installation cross-arm 29, and fixed.The left side of high-tension switch cabinet 1 is provided with high pressure entrance bushing 2, connected with high pressure inlet wire cable 5 and high pressure inlet wire cable connector 4.
As shown in Figure 13, Figure 14, when being installed on cities and towns of the present utility model miniaturization preassembled transformer station post, also can be by Cities and towns minimize preassembled transformer station or the transformer station are installed on monomer concrete column 30 together with frame shell, monomer cement The height of post 30 is 2 to 2.5 meters, and inside is hollow tube, and cities and towns miniaturization preassembled transformer station high pressure inlet wire cable and low pressure go out Line cable can be laid from the hollow tube inside monomer concrete column 30.
Embodiment two
As Figure 7-9, the cities and towns of the present utility model structural representation for minimizing preassembled transformer station center rack enclosure Figure.
When transformer station landing is installed, transformer station is installed on inside frame shell 23, and the frame shell includes aluminium section bar Framework 24, top board 25 and stainless steel door 26, from aluminum section bar frame can batch production install also can in-site installation, flexibility is big, aluminium Section bar intensity meets state's net and requires IK anti-collision levels, and light quality, convenient lifting and transport, aesthetics are high, and sheet material uses 201 not Rust steel, can reach outdoor rust-proof effect, sheet side and bloom pit, elegant in appearance, plate surface color and pattern is customizable, sealing Grade reaches IP23D, without separately adding ventilating fan to be to realize good radiating effect.Can be required at the frame shell back side according to user LED display 27 is installed in apolegamy(As shown in Figure 10), the effect such as can play advertising, beautify the environment.The present embodiment is mainly solved Mounting means when cities and towns miniaturization preassembled transformer station of having determined lands, realizes miniaturization, attractive in appearanceization of transformer station, power transformation Floor space of standing is greatly reduced.
The parts of transformer station are identical with embodiment one in embodiment two, therefore are not added with repeating.
It will be apparent to those skilled in the art that cities and towns of the present utility model include this explanation with miniaturization preassembled transformer station Any combination of each several part in book.As space is limited and in order that specification simplicity, these combinations are not situated between in detail one by one herein Continue, but after having seen this specification, the scope of the present utility model that any combination of each several part being made up of this specification is constituted is Through self-evident.

Claims (25)

1. a kind of cities and towns miniaturization preassembled transformer station, including high-tension switch cabinet(1), distribution transformer(7)And comprehensive intelligent Distribution box(10), high-tension switch cabinet(1)Installed in distribution transformer(7)On;Comprehensive intelligent distribution box(10)Positioned at distribution transformer Device(7)And high-tension switch cabinet(1)Side, it is characterised in that:High-tension switch cabinet(1)Turnover line end and distribution transformer(7)'s High pressure end of incoming cables is provided with transformer high-voltage bushing(8), low-pressure side is provided with transformer low voltage sleeve pipe(9);Transformer high-voltage bushing(8) With elbow-type joint(6)Plug connection.
2. cities and towns as claimed in claim 1 are used and minimize preassembled transformer station, it is characterised in that:High-tension switch cabinet(1)Using Gas tank sealing, sulfur hexafluoride gas-insulating, surface shielding.
3. cities and towns as claimed in claim 1 are used and minimize preassembled transformer station, it is characterised in that:High-tension switch cabinet(1)One Side is provided with high pressure entrance bushing(2), it passes through high pressure inlet wire cable(5)With high pressure inlet wire cable connector(4)Connection.
4. cities and towns as claimed in claim 1 are used and minimize preassembled transformer station, it is characterised in that:High-tension switch cabinet(1)It is interior Portion is provided with gas tank, insulation gas filled in the gas tank.
5. cities and towns as claimed in claim 4 are used and minimize preassembled transformer station, it is characterised in that:The gas tank is built with three works Position on-load switch, limiting fuse, three station spring energy-storage operating mechanisms, arrester and Intelligent power distribution terminal;Limiting fuse Molten position in storehouse in the right side of the air chamber of on-load switch, fuse is three, and a striker is housed on each fuse.
6. cities and towns as claimed in claim 5 are used and minimize preassembled transformer station, it is characterised in that:The three-stations load switch Combined together with earthed switch.
7. cities and towns as claimed in claim 5 are used and minimize preassembled transformer station, it is characterised in that:The three-stations load switch Be respectively arranged with earthed switch point, close indicator.
8. cities and towns as claimed in claim 1 are used and minimize preassembled transformer station, it is characterised in that:Comprehensive intelligent distribution box(10) With distribution transformer(7)It is integrated by the way that bolt is detachably connected.
9. cities and towns as claimed in claim 1 are used and minimize preassembled transformer station, it is characterised in that:Comprehensive intelligent distribution box(10) It is integral type rectangular box structure.
10. cities and towns as claimed in claim 1 are used and minimize preassembled transformer station, it is characterised in that:Comprehensive intelligent distribution box (10)Inside it is provided with low-voltage bus bar copper bar(14)It is connected, low-voltage bus bar copper bar(14)With low-tension bushing(9)Internal static contact is connected.
11. cities and towns as claimed in claim 1 miniaturization preassembled transformer station, it is characterised in that:Comprehensive intelligent distribution box (10)It is overall to be reinforced using C-type steel, it is provided with switchgear house(11), measuring room(12)With capacitance compensation room(13).
12. cities and towns as claimed in claim 11 miniaturization preassembled transformer station, it is characterised in that:Measuring room(12)Positioned at electricity Hold compensated chamber(13)Side;Measuring room(12)Inside it is provided with electric energy meter(20)And concentrator(21).
13. cities and towns as claimed in claim 1 miniaturization preassembled transformer station, it is characterised in that:Transformer high-voltage bushing(8) From American sleeve pipe.
14. cities and towns as claimed in claim 1 miniaturization preassembled transformer station, it is characterised in that:Distribution transformer(7)It is oil Immersion distribution transformer.
15. cities and towns as claimed in claim 1 miniaturization preassembled transformer station, it is characterised in that:Distribution transformer(7)It is low Extrusion line passes through low-tension bushing(9)It is connected to low-voltage bus bar copper bar(14)Into comprehensive intelligent distribution box(10)Switchgear house (11).
16. cities and towns as claimed in claim 15 miniaturization preassembled transformer station, it is characterised in that:Switchgear house(11)Interior installation Low pressure total input-wire is switched(15)With separating brake indicator(16).
17. cities and towns as claimed in claim 16 miniaturization preassembled transformer station, it is characterised in that:Low pressure total input-wire is switched (15)It is frame circuit breaker or disconnecting switch.
18. cities and towns as claimed in claim 15 miniaturization preassembled transformer station, it is characterised in that:Switchgear house(11)Inside also set There is outlet switch(17), surge protector(19)With intelligent capacitor group(18).
19. cities and towns as claimed in claim 18 miniaturization preassembled transformer station, it is characterised in that:Outlet switch(17)It is modeling Case circuit breaker, it passes through copper bus-bar and is connected to frame circuit breaker or disconnecting switch, can be put into by frame circuit breaker or keep apart Row breaking-closing operating.
20. cities and towns as any one of claim 1-19 miniaturization preassembled transformer station, it is characterised in that:The power transformation Stand and installed or installed in two electric poles by landing(28)Between.
21. cities and towns as described in any of claims 20 miniaturization preassembled transformer station, it is characterised in that:The transformer station When landing is installed, transformer station is installed on frame shell(23)Inside, the frame shell includes aluminum section bar frame(24), top board (25)And stainless steel door(26).
22. cities and towns as claimed in claim 21 miniaturization preassembled transformer station, it is characterised in that:Frame shell(23)On set There is LED display(27).
23. cities and towns as claimed in claim 20 miniaturization preassembled transformer station, it is characterised in that:The transformer station is arranged on two Electric pole(28)Between when, installation cross-arm is provided with ground level 2-2.5 meters(29).
24. cities and towns as claimed in claim 20 miniaturization preassembled transformer station, it is characterised in that:The transformer station is arranged on single Body concrete column(30)On.
25. cities and towns as claimed in claim 24 miniaturization preassembled transformer station, it is characterised in that:Monomer concrete column(30)'s It highly it is 2 to 2.5 meters, it is hollow tube that it is internal.
CN201621410397.2U 2016-12-21 2016-12-21 A kind of cities and towns miniaturization preassembled transformer station Active CN206313344U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532534A (en) * 2016-12-21 2017-03-22 江苏其厚智能电气设备有限公司 Miniaturized preassembled substation for towns
CN108471072A (en) * 2018-04-02 2018-08-31 山东恒威电力设备有限公司 Intelligent power distribution integration apparatus
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
CN109244915A (en) * 2017-07-10 2019-01-18 北京诺德威电力技术开发有限责任公司 Miniature integrated transformer substation on a kind of column

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532534A (en) * 2016-12-21 2017-03-22 江苏其厚智能电气设备有限公司 Miniaturized preassembled substation for towns
CN109244915A (en) * 2017-07-10 2019-01-18 北京诺德威电力技术开发有限责任公司 Miniature integrated transformer substation on a kind of column
CN109244915B (en) * 2017-07-10 2021-06-22 北京诺德威电力技术开发有限责任公司 Miniature integrated transformer substation on post
CN108471072A (en) * 2018-04-02 2018-08-31 山东恒威电力设备有限公司 Intelligent power distribution integration apparatus
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

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