CN106654932B - A kind of prefabricated substation - Google Patents

A kind of prefabricated substation Download PDF

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Publication number
CN106654932B
CN106654932B CN201710091760.1A CN201710091760A CN106654932B CN 106654932 B CN106654932 B CN 106654932B CN 201710091760 A CN201710091760 A CN 201710091760A CN 106654932 B CN106654932 B CN 106654932B
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China
Prior art keywords
air
ventilation duct
transformer
distribution plate
gas tank
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CN201710091760.1A
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CN106654932A (en
Inventor
袁宝虎
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Jiangsu Dongye Electrical Equipment Co Ltd
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Jiangsu Dongye Electrical Equipment Co Ltd
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Priority to CN201710091760.1A priority Critical patent/CN106654932B/en
Publication of CN106654932A publication Critical patent/CN106654932A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/085Cooling by ambient air
    • 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

Abstract

The present invention provides a kind of prefabricated substation, the prefabricated substation includes transformer station box, transformer and radiator;Transformer is installed on inside transformer station box;For radiator between transformer bottom and transformer station box bottom, the radiator includes wind turbine A, ventilation duct and cloth gas tank;Transformer station box side sidewall bottom is equipped with air inlet, and ventilation duct connects air inlet and cloth gas tank, and cloth gas tank is installed on immediately below transformer;Air outlet is equipped at the top of transformer station box, cloth gas tank and the vertically opposite setting of air outlet, wind turbine A are installed in ventilation duct;The gas distribution case includes air distribution plate and frame, and air distribution plate is located at the top of frame, and frame is higher than at the top of ventilation duct;It is provided with the opening to match with ventilation duct on the frame side wall;Radiator is using first compressed air, and for air less than air themperature before compression, air flows through transformer after compression, enhances heat transference efficiency, finally improves radiating efficiency after compression.

Description

A kind of prefabricated substation
Technical field
The present invention relates to substation's technical field more particularly to prefabricated substations.
Background technology
With the development of national economy and the raising of living standards of the people, people are to the safety of product, reliability, comfortable Property propose very high requirement, promote the manufacturing process of product more complicated, Product Process it is complicated to Supply Security, it is reliable Property, continuity propose very high request.Substation is a kind of high-tension switch gear, distribution transformer and low-voltage distribution equipment, is pressed Certain connection plan lines up that integrated prefabrication is indoor, outdoor close-coupled controller switching equipment, i.e., general, transformer pressure-reducing, low pressure matches The functions such as electricity are organically combined, be mounted on one moisture-proof, antirust, dust-proof, protection against rodents, fire prevention, it is antitheft, heat-insulated, totally-enclosed, Moveable steel-structure box is a kind of brand-new of the emergence after civil engineering transformer station especially suitable for urban network construction and upgradation Substation.Prefabricated substation is suitable for mine, factory and enterprise, oil gas field and wind power station, it is instead of original civil engineering Power distribution room, power distribution station become novel complete change power distribution equipment.The existing prefabricated substation heat dissipation in China uses unpowered wind Machine, but cannot effectively prevent dust from becoming internal into cartonning, there are security risks for the electric elements inside prefabricated substation.
Such as a kind of prepackage type prefabricated substation radiation ventilators of Chinese patent CN205666511U, belong to and electrically sets Standby field, including the open heat dissipation tank in top and the heat radiation rack inside heat dissipation tank, prefabricated substation and heat dissipation tank it Between be connected to by thermovent;The centre of heat radiation rack is equipped with multigroup corrugated fin, and gap, cooling fin are equipped between abutting fins Side be fixedly connected with the side wall of prefabricated substation and heat dissipation tank junction, cooling fin is made of multiple auxiliary heat radiation pieces, phase It is mutually perpendicular between adjacent auxiliary heat radiation piece, auxiliary heat radiation on piece is equipped with multiple through-holes and multiple acclivitous trapezoidal heat-dissipating fins.It should Device improves combined type using radiator fan, heat dissipation tank and heat radiation rack while the dust-proof demand for meeting prefabricated substation The heat dissipation effect of substation makes heat transfer carry out more by the way that cooling fin, heat-dissipating fin and through-hole are arranged on heat radiation rack Fully, radiating efficiency is further increased;The apparatus structure is simple, good heat dissipation effect.But its occupied space of the radiator is larger, And it is reached heat in heat dissipation tank by bottom wind turbine, such transmittance process is unfavorable for radiating;Simultaneously because heat dissipation tank top Portion is opened wide, and dust-proof effect is poor, while safety is not high.For another example Chinese patent CN106099712A be related to dustproof heat radiator and Use the prefabricated substation of the dustproof heat radiator.Dustproof heat radiator includes wind turbine, the wind turbine have inlet side and Air side, the inlet side are used for direction and wait for that heat-dissipating space, the air side are used for towards heat extraction space, the wind turbine Air side be equipped with anti-dust filter mesh, solve current prefabricated substation and cause combined type power transformation since anti-dust performance is bad There is security risk in the electric elements in standing;The dustproof heat radiator only passes through fan radiating, such radiating efficiency It is not high, miniature transformer is may be only available for, use scope is excessively narrow.
Invention content
To overcome the problems, such as that radiating efficiency existing in the prior art is low, the present invention provides a kind of prefabricated substations.
The present invention provides a kind of prefabricated substation, the prefabricated substation include transformer station box, transformer and Radiator;The transformer is installed on inside transformer station box;Radiator is located at transformer bottom and transformer station box bottom Between portion, it is characterised in that:The radiator includes wind turbine A, ventilation duct and cloth gas tank;Transformer station box side sidewall bottom Equipped with air inlet, ventilation duct connects air inlet and cloth gas tank, and cloth gas tank is installed on immediately below transformer;It is set at the top of transformer station box There are air outlet, cloth gas tank and the vertically opposite setting of air outlet, wind turbine A to be installed in ventilation duct;The gas distribution case includes air distribution plate And frame, air distribution plate are located at the top of frame, frame is higher than at the top of ventilation duct;It is provided on the frame side wall and matches with ventilation duct Opening.Using radiator using first compressed air in the present invention, air is empty after compression less than air themperature before compression after compression Air-flow enhances heat transference efficiency through transformer, finally improves radiating efficiency.
Further, the cloth gas tank is cylinder, and cloth gas tank diameter is more than transformer radial dimension.Ensure compressed air Entire transformer is wrapped when airflow.
Further, the air distribution plate is equipped with multiple qi-emitting hole I, and qi-emitting hole I is evenly arranged in gas distribution plate surface.
Further, qi-emitting hole I is in truncated cone-shaped, and towards air distribution plate bottom, qi-emitting hole I is small-bore at qi-emitting hole I heavy calibers end It holds towards transformer.The qi-emitting hole I of gas distribution accordingly reduces air themperature to being compressed by the air of air distribution plate;Pass through cloth The air that gas tank setting will enter in cloth gas tank be uniformly distributed in each position of transformer bottom, increase connecing for transformer and air Contacting surface is accumulated, while air being compressed so that the air themperature contacted with transformer is less than ventilation duct air temperature, enhancing Conductivity between cross-ventilation improves radiating efficiency.
Further, the cloth gas tank further includes lower air distribution plate, and lower air distribution plate is placed in immediately below air distribution plate;The lower gas distribution Plate is equipped with multiple qi-emitting hole II, and multiple qi-emitting hole II are uniformly distributed in lower air distribution plate in a ring, the air that will enter in ventilation duct Tentatively it is uniformly distributed.The air entered in cloth gas tank is more uniformly divided since air distribution plate and lower air distribution plate are arranged simultaneously It is distributed in each position of transformer bottom, when air distributing homogeneity determines that air flows through transformation, transformer each position heat dissipation effect Rate is identical, avoids transformer each section radiating efficiency difference in use, causes heat undue concentration in zonule, damages Bad transformer;When one timing of the temperature difference, Temperature Distribution is more uniform, and exchange capability of heat is also stronger, one timing of temperature thermic load, required at this time Ventilation quantity is also smaller, can reduce the energy loss that fan operation is brought.
Further, the diameter of the qi-emitting hole II is more than the heavy caliber end diameter of qi-emitting hole I.
Further, guide rail is embedded on the ventilation tube wall, surrounding is fixed with rectangular shaped rim, rectangular edges outside wind turbine A Frame side wall side connects outside wind turbine A, and the other side is connected by guide rail with ventilation tube wall.
Further, telescopic device is additionally provided between the wind turbine A and ventilation duct, the telescopic device is placed in outside ventilation duct Side pipe wall, the telescopic device include holder, extensible member and connector;The branch is placed on the outside of ventilation duct above tube wall, branch Frame side connects ventilation duct, and the other side connects extensible member, extensible member bottom installation connecting element.
Further, the holder is divided into first support and second support, and first support and second support are mutually perpendicular to, group L-shaped holder, first support is placed on the outside of ventilation duct above tube wall, and first support is perpendicular to ventilation duct axial direction;It is described It is connected at the top of second support end and extensible member, extensible member is arranged in parallel with first support at this time.
Further, the extensible member includes sleeve and telescopic rod, and telescopic rod top is placed on sleeve inside top, outside sleeve Side roof part is connected with second support end, is connected at the top of telescopic rod bottom and rectangular shaped rim.
Compared with prior art, the beneficial effects of the invention are as follows:
(1) first compressed air is used using radiator in the present invention, air is pressed less than air themperature before compression after compression Air flows through transformer after contracting, enhances heat transference efficiency, finally improves radiating efficiency.
(2) cloth gas tank diameter is more than the full-size of transformer in the radial direction in the present invention, ensures compressed air Entire transformer is wrapped when circulation.
(3) qi-emitting hole I heavy calibers end is towards air distribution plate bottom in the present invention, and qi-emitting hole I small-caliber ends are towards transformer;Cloth The qi-emitting hole I of gas accordingly reduces air themperature to being compressed by the air of air distribution plate;It will enter cloth by the setting of cloth gas tank Air in gas tank is uniformly distributed in each position of transformer bottom, increases the contact area of transformer and air, while will be empty Gas is compressed so that the air themperature contacted with transformer is less than ventilation duct air temperature, enhances between cross-ventilation Conductivity, improve radiating efficiency.
(4) the cloth gas tank in embodiment 2 is due to air distribution plate and lower air distribution plate while setting will enter the air in cloth gas tank It is distributed more uniformly across in each position of transformer bottom, when air distributing homogeneity determines that air flows through transformation, transformer Each position radiating efficiency is identical, avoids transformer each section radiating efficiency difference in use, causes hot in zonule Undue concentration is measured, transformer is damaged;When one timing of the temperature difference, Temperature Distribution is more uniform, and exchange capability of heat is also stronger, temperature thermic load one Periodically, required ventilation quantity is also smaller at this time, can reduce the energy loss that fan operation is brought.
(5) wind turbine A is installed in ventilation duct in the present invention, can be taken out from ventilation duct, and I& M is convenient for;Ventilation duct Air velocity transducer is installed at air inlet link position, the air velocity of air inlet is measured by air velocity transducer;Work as air inlet When wind speed meets the cooling requirements of substation in mouthful, wind turbine A is not necessarily to work, reduces the energy loss that wind turbine is brought.
Description of the drawings
Fig. 1 is prefabricated substation schematic diagram;
Fig. 2 is cloth gas tank schematic diagram in embodiment 2;
Fig. 3 is wind turbine A arrangement schematic diagrams;
Fig. 4 is telescopic device schematic diagram in embodiment 1;
Fig. 5 is lower air distribution plate floor map;
Fig. 6 is air distribution plate floor map;
Fig. 7 is support schematic diagram in embodiment 3;
Fig. 8 is the second radiator schematic diagram;
Fig. 9 is cooling fin schematic diagram.
It is marked on it in conjunction with attached drawing:
1- transformer station boxes, 2- transformers, 3- cloth gas tanks, 31- air distribution plates, 32- qi-emitting holes I, 33- frame, gas distribution under 34- Plate, 35- qi-emitting holes II, 4- ventilation duct, 5- holders, 51- platforms, 52- supporting legs, 6- sleeves, 7- telescopic rods, 81- rectangular shaped rims, 82- wind turbines A.
Specific implementation mode
Below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that described herein Specific examples are only used to explain the present invention, is not intended to limit the present invention.
Embodiment 1
A kind of prefabricated substation is present embodiments provided, as shown in Figure 1, the prefabricated substation includes substation's case Body 1, transformer 2 and radiator;The transformer 2 is installed on inside transformer station box 1;Radiator is located at 2 bottom of transformer Between 1 bottom of portion and transformer station box;The radiator includes wind turbine A82, ventilation duct 4 and cloth gas tank 3;Transformer station box 1 Side sidewall bottom is equipped with air inlet, and ventilation duct 4 connects air inlet and cloth gas tank 3, and cloth gas tank 3 is installed on immediately below transformer 2, As shown in Fig. 2, cloth gas tank 3 is cylinder, 3 diameter of cloth gas tank is more than the full-size of transformer 2 in the radial direction, ensures compression Air draught wraps entire transformer 2 when circulating;1 top of transformer station box is equipped with air outlet, and cloth gas tank 3 is vertical with air outlet It is oppositely arranged;The cloth gas tank 3 includes air distribution plate 31 and frame 33, and air distribution plate 31 is located at 33 top of frame;Frame 33 is higher than logical 4 top of air hose;It is provided with the opening to match with ventilation duct 4 on 33 side wall of the frame, is assembled by opening;The air distribution plate 31 are equipped with multiple qi-emitting hole I32, as shown in fig. 6, qi-emitting hole I32 is evenly arranged in 31 surface of air distribution plate;It is further preferred that cloth Stomata I32 is in truncated cone-shaped, and qi-emitting hole I32 heavy calibers end is towards 31 bottom of air distribution plate, and qi-emitting hole I32 small-caliber ends are towards transformer 2;The qi-emitting hole I32 of cloth gas tank 3 compresses the air by air distribution plate 31, accordingly reduces air themperature;Pass through cloth gas tank 3 It is arranged and the air entered in cloth gas tank 3 is uniformly distributed in each position in 2 bottom of transformer, increase transformer 2 connects with air Contacting surface is accumulated, while air being compressed so that the air themperature contacted with transformer 2 is less than 4 air temperature of ventilation duct, increases Conductivity between strong cross-ventilation, improves radiating efficiency;Wind turbine A82 is installed in ventilation duct 4;4 section of ventilation duct is square Air velocity transducer is installed at shape frame, ventilation duct 4 and air inlet link position, the air of air inlet is measured by air velocity transducer Flow velocity;When wind speed meets the cooling requirements of substation in air inlet, wind turbine A82 is not necessarily to work.It is embedding on 4 tube wall of the ventilation duct There is guide rail, the outsides wind turbine A82 surrounding is fixed with rectangular shaped rim 81, as shown in figure 3,81 side wall side of rectangular shaped rim connects wind turbine Outside A82, the other side is connected by guide rail with 4 tube wall of ventilation duct;When wind turbine A82 does not work, to ensure air in ventilation duct 4 It flows smoothly, wind turbine A82 is not positioned in ventilation duct 4;It is additionally provided with telescopic device between the wind turbine A82 and ventilation duct 4, it is described Telescopic device is placed in 4 outside tube wall of ventilation duct, and the telescopic device includes holder 5, extensible member and connector, as shown in Figure 4;Institute It states holder 5 to be placed in above 4 outside tube wall of ventilation duct, 5 side of holder connects ventilation duct 4, and the other side connects extensible member, extensible member bottom Portion's installation connecting element;Holder 5 divides for first support and second support, and first support and second support are mutually perpendicular to, and organizes l-shaped branch Frame, first support is placed in above 4 outside tube wall of ventilation duct, and first support is perpendicular to 4 axial direction of ventilation duct;Described second It is connected at the top of frame end portion and extensible member, extensible member is arranged in parallel with first support at this time;The extensible member includes sleeve 6 and stretches Bar 7,7 top of telescopic rod are placed on 6 inside top of sleeve, and 6 outside top of sleeve is connected with second support end, 7 bottom of telescopic rod It is connected with 81 top of rectangular shaped rim;When air inlet wind speed reaches heat dissipation necessary requirement, telescopic rod 7 is by wind turbine A82 from ventilation duct 4 It pulls, until 81 bottoms of wind turbine A82 outer rectangulars frame are consistent with 4 overhead height of ventilation duct, does not have in ventilation duct 4 at this time upwards Shelter, it is easier to which outside air enters;When air inlet wind speed cannot be satisfied cooling requirements, telescopic rod 7 push wind turbine A82 to Lower movement starts wind turbine A82 at this time until wind turbine A82 resets, and increases air quantity, ensures radiating efficiency.
Embodiment 2
The present embodiment is different from the first embodiment in:To further increase cloth gas tank 3 to air distributing homogeneity, As shown in figure 5, the cloth gas tank further includes lower air distribution plate 34, the lower air distribution plate 34 is equipped with multiple qi-emitting hole II35, Duo Gebu Stomata II35 is uniformly distributed in lower air distribution plate 34 in a ring, and the air entered in ventilation duct 4 is tentatively uniformly distributed;Gas distribution The diameter of hole II35 is more than the heavy caliber end diameter of qi-emitting hole I32, therefore air distribution plate descends air distribution plate 34 to have higher uniform relatively Property;The qi-emitting hole I32 of cloth gas tank 3 accordingly reduces air themperature to being compressed by the air of air distribution plate;Simultaneously because gas distribution Plate and lower air distribution plate 34 are arranged simultaneously is distributed more uniformly across the air entered in cloth gas tank 3 in each position in 2 bottom of transformer It sets, when air distributing homogeneity determines that air flows through transformer 2,2 each position radiating efficiency of transformer is identical, and avoiding makes It is different with 2 each section radiating efficiency of transformer in the process, heat undue concentration in zonule is caused, transformer 2 is damaged;Work as the temperature difference One timing, Temperature Distribution is more uniform, and exchange capability of heat is also stronger, and one timing of temperature thermic load, required ventilation quantity is also smaller at this time, can Reduce the energy loss that fan operation is brought.
Embodiment 3
The present embodiment is different from the first embodiment in:It is described to ensure that substation has more efficient radiating efficiency Include also the second radiator in radiator, as shown in figure 8, second radiator is located at transformation station top of the box, and The side wall of radiator is bonded with transformation station wall box;Second radiator includes heat-dissipating storehouse 10,12 and of cooling fin Wind turbine B11, heat-dissipating storehouse 10 are placed in 1 top of transformer station box, and cooling fin 12 and wind turbine B11 are set in heat-dissipating storehouse 10, wind turbine B11 It is disposed adjacent with cooling fin 12;Heat-dissipating storehouse 10 is provided with air outlet with 1 side wall junction side of transformer station box, and cooling fin 12 is placed in Between air outlet and wind turbine B11;Heat in transformer station box 1 is discharged by wind turbine B11 operations from air outlet.The heat-dissipating storehouse 10 bottoms are provided with groove, and soaking plate 13 is placed in groove, and the size of soaking plate 13 is not less than 3 size of cloth gas tank, and cooling fin 12 hangs down It is directly placed in 13 surface of soaking plate, as shown in figure 9, uniform intervals are arranged between cooling fin 12, and the radiating surface of cooling fin 12 is flat Air-flow direction of row when wind turbine B11 is run;12 section undulate of the cooling fin, increasing heat radiation area;Cooling fin It is connected by heat-conducting plate 14 between 12, the heat-conducting plate 14 is placed at the 1/2 of 12 vertical direction height of cooling fin, and heat-conducting plate 14 is used In the degree of heat radiation for balancing each cooling fin 12, reach Homogeneouslly-radiating purpose.It is evenly distributed on 14 side wall of heat-conducting plate simultaneously to have through-hole, Through-bore axis is parallel to air-flow direction when wind turbine B11 operations, and radiating efficiency is further turned up.
Embodiment 4
The present embodiment is different from the first embodiment in:To make telescopic device, stability is more excellent in use It is different, therefore the holder 5 in telescopic device is correspondingly improved;As shown in fig. 7, the holder 5 includes supporting leg 52 and platform 51;Platform 51 is cylinder, and 51 bottom of platform is equipped with three supporting legs 52, and 120 ° of included angle between supporting leg 52 forms and consolidates bottom Seat, supporting leg 52 and 4 outside tube wall top of ventilation duct;51 diameter of the platform is matched with 6 overall diameter of sleeve, the central position of platform 51 It sets and is provided with through-hole, extensible member is connect by through-hole with 81 top of wind turbine A82 outer rectangulars frame;51 periphery any position of platform It is provided with notch, there are channels between notch and through-hole, and gap width is identical as through-hole diameter, therefore notch, channel and through-hole three Person forms U-lag, is convenient for the installation and removal of extensible member, and rubber layer is equipped on channel side wall, and rubber layer protection extensible member exists When installation or handling, friction is generated with channel side wall, while extensible member being made to need to apply certain pressure in installation or removal, It ensure that extensible member will not slide into channel in use, fall holder 5;51 periphery of platform is equipped with gear except indentation, there Plate, the height of the baffle are more than the 1/4 of 6 height of sleeve, it is ensured that telescopic device is not in shake.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office Be limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations, modification and Environment, and can be changed by the above teachings or related fields of technology or knowledge in the scope of the invention is set forth herein It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention In scope of the claims.

Claims (8)

1. a kind of prefabricated substation, the prefabricated substation includes transformer station box (1), transformer (2) and radiator; It is internal that the transformer (2) is installed on transformer station box (1);Radiator is located at transformer (2) bottom and transformer station box (1) Between bottom, it is characterised in that:The radiator includes wind turbine A (82), ventilation duct (4) and cloth gas tank (3);Transformer station box (1) side sidewall bottom is equipped with air inlet, and ventilation duct (4) connection air inlet and cloth gas tank (3), cloth gas tank (3) are installed on transformation Immediately below device (2);Air outlet, cloth gas tank (3) and the vertically opposite setting of air outlet, wind turbine A are equipped at the top of transformer station box (1) (82) it is installed in ventilation duct (4);The cloth gas tank (3) includes air distribution plate (31) and frame (33), and air distribution plate (31) is located at side At the top of frame (33), frame (33) is higher than at the top of ventilation duct (4);It is provided on frame (33) side wall and ventilation duct (4) matching Opening;Guide rail is embedded on ventilation duct (4) tube wall, the external surroundings of wind turbine A (82) are fixed with rectangular shaped rim (81), rectangular shaped rim (81) side wall side connection wind turbine A (82) is external, and the other side is connected by guide rail with ventilation duct (4) tube wall;The wind turbine A (82) Telescopic device is additionally provided between ventilation duct (4), the telescopic device is placed in tube wall on the outside of ventilation duct (4), the telescopic device Including holder (5), extensible member and connector;The holder (5) is placed on the outside of ventilation duct (4) above tube wall, and holder (5) side connects Air hose (4) is connected, the other side connects extensible member, extensible member bottom installation connecting element.
2. prefabricated substation according to claim 1, it is characterised in that:The cloth gas tank (3) is cylinder, cloth gas tank (3) diameter is more than transformer (2) radial dimension.
3. prefabricated substation according to claim 1, it is characterised in that:The air distribution plate (31) is equipped with multiple qi-emitting holes I (32), qi-emitting hole I (32) are evenly arranged in air distribution plate (31) surface.
4. prefabricated substation according to claim 3, it is characterised in that:Qi-emitting hole I (32) is in truncated cone-shaped, qi-emitting hole I (32) heavy caliber end is towards air distribution plate (31) bottom, and qi-emitting hole I (32) small-caliber ends are towards transformer (2).
5. prefabricated substation according to claim 2, it is characterised in that:The cloth gas tank (3) further includes lower air distribution plate (34), lower air distribution plate (34) is placed in immediately below air distribution plate (31);The lower air distribution plate (34) is equipped with multiple qi-emitting hole II (35), more A qi-emitting hole II (35) is uniformly distributed in lower air distribution plate (34) in a ring, the air entered in ventilation duct (4) is carried out preliminary equal Even distribution.
6. prefabricated substation according to claim 5, it is characterised in that:The diameter of the qi-emitting hole II (35) is more than cloth The heavy caliber end diameter of stomata I (32).
7. prefabricated substation according to claim 1, it is characterised in that:The holder (5) is divided into first support and Two holders, first support and second support are mutually perpendicular to, and form L-type support, and first support is placed on the outside of ventilation duct (4) on tube wall Side, and first support is perpendicular to ventilation duct (4) axial direction;It is connected at the top of the second support end and extensible member, extensible member It is arranged in parallel with first support.
8. prefabricated substation according to claim 7, it is characterised in that:The extensible member includes sleeve (6) and stretches Bar (7), telescopic rod (7) top are placed on sleeve (6) inside top, and sleeve (6) outside top is connected with second support end, stretch It is connected at the top of bar (7) bottom and rectangular shaped rim (81).
CN201710091760.1A 2017-02-21 2017-02-21 A kind of prefabricated substation Active CN106654932B (en)

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Publication number Priority date Publication date Assignee Title
CN103107490A (en) * 2013-03-06 2013-05-15 重庆市电力公司电力科学研究院 Gas distribution system of lateral inlet type indoor transformer substation and ventilation heat exchange method thereof
CN204441756U (en) * 2015-03-31 2015-07-01 江苏长宁电力科技有限公司 The heat abstractor of power distribution cabinet
CN205666511U (en) * 2016-06-07 2016-10-26 合肥德源智能科技有限公司 Prepackage type box -type substation heat dissipation and ventilation device
CN106099712A (en) * 2016-08-24 2016-11-09 河南森源电气股份有限公司 Dustproof heat radiator and use the box-type substation of this dustproof heat radiator
CN206611066U (en) * 2017-02-21 2017-11-03 江苏东晔电气设备有限公司 A kind of prefabricated substation

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202034691U (en) * 2011-03-08 2011-11-09 黄蓉花 Special-purpose air regulator for transformer station
CN104953484B (en) * 2015-07-20 2017-10-17 国网江西省电力公司赣西供电分公司 A kind of dedusting intelligent box substation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103107490A (en) * 2013-03-06 2013-05-15 重庆市电力公司电力科学研究院 Gas distribution system of lateral inlet type indoor transformer substation and ventilation heat exchange method thereof
CN204441756U (en) * 2015-03-31 2015-07-01 江苏长宁电力科技有限公司 The heat abstractor of power distribution cabinet
CN205666511U (en) * 2016-06-07 2016-10-26 合肥德源智能科技有限公司 Prepackage type box -type substation heat dissipation and ventilation device
CN106099712A (en) * 2016-08-24 2016-11-09 河南森源电气股份有限公司 Dustproof heat radiator and use the box-type substation of this dustproof heat radiator
CN206611066U (en) * 2017-02-21 2017-11-03 江苏东晔电气设备有限公司 A kind of prefabricated substation

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