CN202474642U - Preassembling buried box-type transformer substation - Google Patents
Preassembling buried box-type transformer substation Download PDFInfo
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- CN202474642U CN202474642U CN2012201141183U CN201220114118U CN202474642U CN 202474642 U CN202474642 U CN 202474642U CN 2012201141183 U CN2012201141183 U CN 2012201141183U CN 201220114118 U CN201220114118 U CN 201220114118U CN 202474642 U CN202474642 U CN 202474642U
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Abstract
The utility model relates to a preassembling buried box-type transformer substation, and belongs to the technical field of transformer substations of transmission and distribution systems. The preassembling buried box-type transformer substation is composed of an overground advertisement lamp box (1) and an underground type combination transformer (2), wherein the overground advertisement lamp box (1) and the underground type combination transformer (2) are respectively arranged at the upper side and the lower side of an earth surface plane; the box body of the overground advertisement lamp box (1) is internally provided with a thermal-protective layer, an outer door (7), an LED (light-emitting diode) screen (9) and a split air conditioner, and the underground type combination transformer (2) is arranged in the preforming type melt pit foundation (12) at the lower side of an earth surface flat surface; and the preforming type melt pit foundation (12) is internally provided with the second indoor machine (17) of the split air conditioner and a water-resistant illuminating lamp (18). The preassembling buried box-type transformer substation provided by the utility model has the advantages that the heat dissipation conditions are good, the structural strength is high, freeze protection, crack arrest and corrosion protection characteristics are good, and the operation is safe and reliable; the preassembling buried box-type transformer substation has an advertisement display function, the landscape effect is good, the installation and maintenance are convenient, and the noises are low; and the preassembling buried box-type transformer substation is green and environment-friendly.
Description
Technical field
The utility model belongs to transformer station's technical field of electrical power trans mission/distribution system, relates to the buried box-type substation of prepackage of transmission and distribution networks such as a kind of urban operating mechanism that is applied to the city, industrial park, biotope, building and terminal electric power system.
Background technology
Along with the quickening of town and country modernization construction process, the city beauty treatment stage of being intended to improve streetscape city looks has been stepped in urban construction.Traditional box-type substation gold ground that is tying up the downtown area disorderly straggly seems incompatible with the urban environment of grace.The construction of urban planning, highway, communal facility is a kind of outdoor power transmission and distribution facility of compact composite type that integrates transformer, high and low voltage switch cabinet to increasingly high, the modern box-type substation that requires of power equipment.Modern box-type substation mainly contains full console mode, half buried and buried three class formation modes.Compare with being installed in the ground box-type substation that lands entirely, complete buried box-type substation does not then take spatial surface fully, have do not influence that look of the city, civilwork engineering quantity are little, degree of protection is than advantages such as height.But complete buried box-type substation need be provided with ventilation hole and manhole, has the difficulty of box cover waterproof sealing and regular works operations such as carrying out that operating condition inspection, metering are checked meter.And that half buried box type transformer substation has just been imbedded the part operation casing is underground, effectively reduces the face of land height of box-type substation, and part has solved lands entirely that the floor space of box-type substation is big, addressing falls the position difficulty, noise is big, influences defective such as view.
Such as: on December 15th, 2010, Chinese utility model Granted publication CN 201674137 U were disclosed; The buried box change of a kind of advertisement box station that is proposed by Shenzhen's rising sun plain telegram power technology disabled soldier Liu of Co., Ltd; Wherein, Advertisement cabinet and underground type combined transformer are arranged at the upside and the downside on plane, the face of land respectively, in the advertisement cabinet set inside high and low voltage switch cabinet are arranged, and the high and low voltage switch cabinet is connected with billboard and underground type combined transformer respectively; The screen of billboard for constituting by a plurality of LED lamps, screen is connected with far-end computer; The underground type combined transformer is arranged in the melt pit matrix of face of land planar underside reservation, and the lower end of melt pit matrix is provided with ground cemented platform and ground successively.But the buried box change of this advertisement box station is in order to eliminate the problem of noise pollution, and its melt pit matrix and box cover generally are provided with the strict seal device, so the difficulty of the underground type combined transformer ventilation and heat in the melt pit matrix.Not only have a strong impact on the operating efficiency of transformer.And temperature is high in the melt pit.The same with complete buried box-type substation, get into from manhole and to carry out in the pit foundation body of this place that operating condition inspection, metering are checked meter etc. regular works are still had any problem.The high and low voltage switch cabinet of same advertisement cabinet set inside also exists many defectives and deficiencies such as ventilation and heat difficulty, is difficult to satisfy the demand of urban construction and development.
The utility model content
To the weak point that exists in the above-mentioned technology; The utility model technical problem to be solved is: provide a kind of radiating condition good; Structural strength is high, antifreeze, anticracking, anti-corrosion property are good; Safe and reliable to operation, with the advertisement Presentation Function, landscape effect is good, convenient for installation and maintenance, noise is low, the buried box-type substation of the prepackage of environmental protection.Can satisfy the environment located in residential quarters, municipal park, commercial highway section etc., safety, with the view requirement, improve the urban power distribution network class.
The technical scheme that the utility model is dealt with problems is the buried box-type substation of a kind of prepackage, is made up of ground advertising lamp box and underground type combined transformer, is arranged at the upside and the downside on plane, the face of land respectively; Be provided with thermal insulation layer in the casing of said ground advertising lamp box; There is block the lower end of casing, and the off-premises station of split-type air conditioner is installed in the block, also is provided with cable entry port under the block; The two sides of said ground advertising lamp box shell are symmetrical set ventilation shutter respectively, and obverse and reverse all has the external door of fill insulant material interlayer; Have air spring to support location and door lock on two external doors, but full angle is opened; Two external door appearances are connected with the LED screen through snap close again; Said LED screen is connected with far-end computer; Second layer instrument door is also established in advertising lamp box inside, said ground, in the cabinet space in the instrument door low-tension switch cabinet and split-type air conditioner first indoor set is arranged; Said underground type combined transformer is arranged in the prefabricated melt pit basis of face of land planar underside, and said underground type combined transformer is made up of stainless steel casing, high-voltage coil and low-voltage coil and amorphous alloy iron core; High-voltage coil and low-voltage coil and amorphous alloy iron core are positioned at the stainless steel casing, and the stainless steel casing is full of the cycloalkyl transformer oil; The high voltage load switch of configuration plug-in type backup fuse and multiposition form is housed on the high-low pressure binding post of underground type combined transformer; The high-low pressure of underground type combined transformer turnover cable is connected with low-tension switch cabinet in the advertising lamp box of ground through shielding enclosed type waterproof insulation busbar channel; Said prefabricated melt pit basis is to adopt the water-tight structure of 6mm with the all-sealed structure or the employing prefabricated armored concrete of upper steel plate pre-molding; The bottom, hole on prefabricated melt pit basis is provided with gutter and collecting-tank, and automatic draining immersible pump is installed; Shielding enclosed type waterproof insulation busbar channel and support are installed in the prefabricated melt pit basis; The top on prefabricated melt pit basis is provided with manhole and maintenance cover plate in the plane, the face of land of the positive upper end of underground type combined transformer; Also be provided with split-type air conditioner second indoor set and waterproof illuminating lamp in the prefabricated melt pit basis.
Said ground advertising lamp box shell also is provided with acoustic-optic alarm.
Compared with prior art, the utlity model has following advantage:
1. the utility model controls part with the low-tension switch cabinet of box-type substation and is retained in aerial part, and its underground type combined transformer main part is all imbedded underground, and project organization is reasonable, and floor space is little, easy construction.The noise and the electromagnetic radiation of box-type substation have been reduced effectively;
2. utilize the advertising lamp box of the buried box-type substation of prepackage to carry out public welfare or gyp advertising, changed existing box-type substation and given stiff, the dull sensation of people, can make traditional box-type substation become attractive in appearance, be city face beautifying.And bring long-term ad revenue for the client.Because the LED screen of advertising lamp box can send light, therefore can avoid because the potential safety hazard that pedestrian or vehicle and the buried box-type substation generation of prepackage collision cause at night; Computer through far-end can be adjusted institute's images displayed in the LED screen, itself and surrounding enviroment can be got well better merge;
3. the LED screen of advertising lamp box and the door lock of switchgear independently are provided with on the ground, and lamp box is safeguarded does not influence the switchgear operation; The lamp box shell is provided with acoustic-optic alarm, receives extraneous destruction, can send alarm signal.But two full angles of advertising lamp box protecting sheathing are opened on the ground, and have air spring to support the location, are convenient to the operation and maintenance of switchgear; Lamp box and Liang Men are provided with thermal insulation layer, have good heat-blocking action; Degree of protection reaches IP34, and the second layer is the instrument door, guarantee that the lamp box type shell is destroyed after, low-voltage cabinet still reaches the protection level of a complete and independent outdoor low voltage product;
4. the utility model also adopts split-type air conditioner and combines with the low-tension switch cabinet in the advertising lamp box of ground with prefabricated melt pit basis; For low-tension switch cabinet inner member and underground type combined transformer provide desirable humiture environment; The dust in the external environment, corrosive gas have been isolated simultaneously; Prolong the useful life of electric component, improved the reliability of equipment greatly;
5. the utility model underground type combined transformer casing adopts stainless steel making, hermetically sealed, and degree of protection reaches IP68, can immerse in the water to move; Adopt the cycloalkyl transformer oil, guarantee to have good heat-sinking capability; Adopt amorphous alloy core, energy-saving effect is remarkable; The underground type combined transformer connects through the shielding enclosed type waterproof insulation busbar channel mode of connection of all insulation, hermetically sealed, full-shield, has good water logging, heat insulation, the ventilation explosion prevention function of preventing, moves safer; Also dispose the plug-in type backup fuse on the underground type combined transformer, when transformer breaks down, can cut off rapidly, do not influence whole circuit;
6. prefabricated melt pit basis can adopt 6mm with the upper steel plate pre-molding, and all-sealed structure guarantees that surface water and other foreign material can not get in the melt pit; Also can adopt the prefabricated reinforced concrete structure, adopt advanced waterproof technique to handle, guarantee that the basis is non-leakage.The waterproof illuminating lamp is installed, convenient maintenance in the melt pit; The basis top cover is provided with openable manhole.
The utility model environment for use:
1. height above sea level is no more than 1000m;
2. ambient temperature-25 ℃～+ 40 ℃;
3. daily mean is not more than 95%;
4. the monthly average value is not more than 90%;
5. gradient is installed is no more than 3 degree, do not have regular high vibration and impact the place;
6. surrounding air is answered non-explosive, not obviously polluted by corrosivity or imflammable gas etc.
The utility model technical parameter:
Underground type combined transformer important technological parameters and performance
1. rated voltage: high pressure 6/10KV, low pressure 0.4KV;
2. range of capacity: 30～1000KVA;
3. frequency: 50Hz;
4. the number of phases connects: three-phase Dyn11;
5. short-circuit impedance voltage: 4%～4.5%;
6. insulation level: former limit industrial frequency withstand voltage 35KV; Limit impulse withstand voltage 75KV; Secondary industrial frequency withstand voltage 5KV;
7. loss reaches international S15 series;
8. shell protection grade: IP68;
9. the high pressure connector adopts import plug-in type sealing elbow head; Press connector to adopt U.S. 3M waterproof and sealing material;
10. environment for use: in basement or the melt pit.
The high voltage switchgear important technological parameters
1. rated voltage: 12KV;
2. rated frequency: 50Hz;
3. rated current: 630A;
4. specified short time withstand current: 20KA/2s;
5. Rated peak withstand current: 50KA;
6. rated short circuit making current: 50KA;
7. rated power frequency withstand voltage: 42/48KV1min;
8. rated impulse withstand voltage: 75/85KV;
9. degree of protection: IP34.
The low voltage switchgear important technological parameters
1. rated voltage: 400V;
2. rated frequency: 50 Hz;
3. major loop rated current: 100A～2000A;
4. specified short time withstand current: 15KA, 30KA;
5. Rated peak withstand current: 30KA, 63KA;
6. degree of protection: IP34.
Description of drawings
Fig. 1 is the general structure sketch map of the utility model.
Fig. 2 is the vertical view of the utility model.
Fig. 3 is the cutaway view of the utility model.
Fig. 4 is the external door opening operation state cutaway view of the utility model.
In the accompanying drawing: 1 ground advertising lamp box; 2 underground type combined transformers; 3 blocks; The off-premises station of 4 split-type air conditioners; 5 ventilation shutters; 6 insulation material interlayers; 7 external doors; 8 air springs support the location; The 9LED screen; 10 low-tension switch cabinets; 11 split-type air conditioners, first indoor set; 12 prefabricated melt pits basis; 13 high voltage load switches; 14 collecting-tanks; 15 automatic draining immersible pumps; 16 maintenance cover plates; 17 split-type air conditioners, second indoor set; 18 waterproof illuminating lamps; 19 stainless steel casings.
Embodiment
For clearer statement the utility model, the utility model is done further to describe below in conjunction with accompanying drawing.
To shown in Figure 4, the buried box-type substation of a kind of prepackage is made up of ground advertising lamp box 1 and underground type combined transformer 2, is arranged at the upside and the downside on plane, the face of land respectively like Fig. 1; Be provided with thermal insulation layer in the casing of said ground advertising lamp box 1; There is block 3 lower end of casing, and the off-premises station 4 of split-type air conditioner is installed in the block, also is provided with cable entry port under the block; The two sides of said ground advertising lamp box shell are symmetrical set ventilation shutter 5 respectively, and obverse and reverse all has the external door 7 of fill insulant material interlayer 6; Have air spring to support location 8 and door lock on two external doors, but full angle open, be convenient to the operation and maintenance of switchgear; Two external door appearances are connected with LED screen 9 through snap close again; Said LED screen 9 is connected with far-end computer can playing advertisements; Second layer instrument door is also established in advertising lamp box 1 inside, said ground, guarantee that on the ground the advertising lamp box shell is destroyed after, low-tension switch cabinet 10 still reaches the protection level of a complete and independent outdoor low voltage product; Low-tension switch cabinet 10 and split-type air conditioner first indoor set 11 are arranged in the cabinet space in the instrument door; Said underground type combined transformer 2 is arranged in the prefabricated melt pit basis 12 of face of land planar underside; The high voltage load switch 13 of configuration plug-in type backup fuse and multiposition form is housed on the high-low pressure binding post of underground type combined transformer 2; When underground type combined transformer 2 breaks down; Can cut off rapidly, not influence whole circuit; Can give underground type combined transformer 2 safer protection; The high-low pressure of underground type combined transformer 2 turnover cable is connected with low-tension switch cabinet 10 in the advertising lamp box 1 of ground through shielding enclosed type waterproof insulation busbar channel, makes equipment operation safer; Said prefabricated melt pit basis 12 is to adopt the water-tight structure of 6mm with the all-sealed structure or the employing prefabricated armored concrete of upper steel plate pre-molding, guarantees that surface water and other foreign material can not get in the melt pit; The bottom, hole on prefabricated melt pit basis 12 is provided with gutter and collecting-tank 14, and automatic draining immersible pump 15 is installed; In the prefabricated melt pit basis 12 shielding enclosed type waterproof insulation busbar channel and support are installed, make things convenient for cable to install and fix; The top on prefabricated melt pit basis 12 is provided with manhole and maintenance cover plate 16 in the plane, the face of land of underground type combined transformer 2 positive upper ends; Also be provided with the waterproof illuminating lamp 18 of split-type air conditioner second indoor set 17 and convenient maintenance in the prefabricated melt pit basis 12.
Said ground advertising lamp box 1 shell also is provided with acoustic-optic alarm; When the lamp box shell receives extraneous destruction, can send alarm signal.
Said underground type combined transformer 2 is made up of stainless steel casing 19, high-voltage coil and low-voltage coil and amorphous alloy iron core; Stainless steel casing 19 is hermetically sealed, and degree of protection reaches IP68, can immerse in the water to move; High-voltage coil and low-voltage coil and amorphous alloy iron core are positioned at the stainless steel casing, adopt amorphous alloy core, and its no-load loss has descended 80%, and energy-saving effect is remarkable; The stainless steel casing is full of the cycloalkyl transformer oil; Guarantee to have good heat-sinking capability.
Claims (3)
1. the buried box-type substation of prepackage is made up of ground advertising lamp box (1) and underground type combined transformer (2), is arranged at the upside and the downside on plane, the face of land respectively; It is characterized in that: be provided with thermal insulation layer in the casing of said ground advertising lamp box (1); There is block (3) lower end of casing, and the off-premises station (4) of split-type air conditioner is installed in the block, also is provided with cable entry port under the block; The two sides of said ground advertising lamp box shell are symmetrical set ventilation shutter (5) respectively, and obverse and reverse all has the external door (7) of fill insulant material interlayer (6); Have air spring to support location (8) and door lock on two external doors, but full angle is opened; Two external door appearances are connected with LED screen (9) through snap close again; Said LED screen (9) is connected with far-end computer; Second layer instrument door is also established in said ground advertising lamp box (1) inside, in the cabinet space in the instrument door low-tension switch cabinet (10) and split-type air conditioner first indoor set (11) is arranged; Said underground type combined transformer (2) is arranged in the prefabricated melt pit basis (12) of face of land planar underside, and the high voltage load switch (13) of configuration plug-in type backup fuse and multiposition form is housed on the high-low pressure binding post of underground type combined transformer (2); The high-low pressure of underground type combined transformer (2) turnover cable is connected with low-tension switch cabinet (10) in the ground advertising lamp box (1) through shielding enclosed type waterproof insulation busbar channel; Said prefabricated melt pit basis (12) is to adopt the water-tight structure of 6mm with the all-sealed structure or the employing prefabricated armored concrete of upper steel plate pre-molding; The bottom, hole on prefabricated melt pit basis (12) is provided with gutter and collecting-tank (14), and automatic draining immersible pump (15) is installed; Shielding enclosed type waterproof insulation busbar channel and support are installed in the prefabricated melt pit basis (12); The top on prefabricated melt pit basis (12) is provided with manhole and maintenance cover plate (16) in the plane, the face of land of the positive upper end of underground type combined transformer (2); Also be provided with split-type air conditioner second indoor set (17) and waterproof illuminating lamp (18) in the prefabricated melt pit basis (12).
2. the buried box-type substation of prepackage according to claim 1 is characterized in that: said ground advertising lamp box (1) shell also is provided with acoustic-optic alarm.
3. the buried box-type substation of prepackage according to claim 1 is characterized in that: said underground type combined transformer (2) is made up of stainless steel casing (19), high-voltage coil and low-voltage coil and amorphous alloy iron core; High-voltage coil and low-voltage coil and amorphous alloy iron core are positioned at the stainless steel casing, and the stainless steel casing is full of the cycloalkyl transformer oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201141183U CN202474642U (en) | 2012-03-25 | 2012-03-25 | Preassembling buried box-type transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201141183U CN202474642U (en) | 2012-03-25 | 2012-03-25 | Preassembling buried box-type transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202474642U true CN202474642U (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201141183U Expired - Lifetime CN202474642U (en) | 2012-03-25 | 2012-03-25 | Preassembling buried box-type transformer substation |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106550562A (en) * | 2015-09-20 | 2017-03-29 | 刘洋 | A kind of equipment box with media function |
| CN107909928A (en) * | 2017-07-11 | 2018-04-13 | 江门市宇泉灯饰科技有限公司 | Ground is oriented to, ad display screen |
| CN109004567A (en) * | 2018-10-17 | 2018-12-14 | 上海南桥变压器有限责任公司 | Integrated container-type substation |
| CN110346620A (en) * | 2019-08-12 | 2019-10-18 | 国家电网有限公司 | A kind of open air pole type combination low pressure ammeter box |
| CN112260120A (en) * | 2020-09-30 | 2021-01-22 | 中国建筑上海设计研究院有限公司 | Transformer substation |
-
2012
- 2012-03-25 CN CN2012201141183U patent/CN202474642U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106550562A (en) * | 2015-09-20 | 2017-03-29 | 刘洋 | A kind of equipment box with media function |
| CN107909928A (en) * | 2017-07-11 | 2018-04-13 | 江门市宇泉灯饰科技有限公司 | Ground is oriented to, ad display screen |
| CN109004567A (en) * | 2018-10-17 | 2018-12-14 | 上海南桥变压器有限责任公司 | Integrated container-type substation |
| CN109004567B (en) * | 2018-10-17 | 2023-12-22 | 上海电气集团(张家港)变压器有限公司 | Integral box-type substation |
| CN110346620A (en) * | 2019-08-12 | 2019-10-18 | 国家电网有限公司 | A kind of open air pole type combination low pressure ammeter box |
| CN112260120A (en) * | 2020-09-30 | 2021-01-22 | 中国建筑上海设计研究院有限公司 | Transformer substation |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |