CN104652468A - Common transformer foundation and construction method - Google Patents
Common transformer foundation and construction method Download PDFInfo
- Publication number
- CN104652468A CN104652468A CN201510080950.4A CN201510080950A CN104652468A CN 104652468 A CN104652468 A CN 104652468A CN 201510080950 A CN201510080950 A CN 201510080950A CN 104652468 A CN104652468 A CN 104652468A
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- profile steel
- transformer
- basis
- general
- raft plate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention provides a common transformer foundation and a construction method and relates to the field of electrics. The common transformer foundation comprises a raft, a plurality of strips of H-shaped steel and fillers, wherein the raft is buried into the bottom of a main transformer oil basin; one plane of each H-shaped steel is fixed on the raft; the other plane of each H-shaped steel stretches into the main transformer oil basin; the plurality of strips of H-shaped steel are arranged in parallel; groove openings of the H-shaped steel are filled with the fillers. The common transformer foundation has wide commonality and is suitable for most transformers; meanwhile, the common transformer foundation is convenient to construct and has a short construction period,.
Description
Technical field
The present invention relates to electric field, in particular to a kind of general-purpose transformer basis and construction method.
Background technology
Transformer foundation is arranged on below transformer the passive structure of transformer, existing transformer foundation is the board-like rib type basis of cast-in-situ concrete, need the transformer of carrying and other particulars just can complete transformer foundation design, design speed is slower, and not there is versatility, if counting loss or change after transformer, transformer foundation can only be thrown aside and recalculate and build, and entirety is pouring structure, need to wait for that concrete solidifies completely just can to use afterwards, construction is complicated, simultaneously long construction period.
Summary of the invention
In view of this, the invention provides a kind of general-purpose transformer basis and construction method, to improve the problems referred to above.
General-purpose transformer basis provided by the invention comprises raft plate, H profile steel and inserts, described raft plate is embedded in the bottom of main transformer oil tray, a plane of described H profile steel is fixed on described raft plate, another plane of described H profile steel stretches into the inside of described main transformer oil tray, many described H profile steel is arranged side by side, and is provided with inserts in the notch of described H profile steel.
Above-described general-purpose transformer basis, preferably, described general-purpose transformer basis also comprises the pre-buried steel bar in H profile steel basis, the pre-buried steel bar side by side parallel in multiple described H profile steel basis is laid on described raft plate, the pre-buried steel bar in described H profile steel basis is fixedly connected with by embedded bar with described raft plate, and the direction of the pre-buried steel bar in described H profile steel basis is vertical with the bearing of trend of described H profile steel.Utilize the pre-buried steel bar in described H profile steel basis being embedded in raft plate surface, H profile steel and raft plate are coupled together, the pre-buried steel bar in described H profile steel basis is embedded in raft plate top surface by embedded bar and realizes fixing of the pre-buried steel bar in described H profile steel basis and raft plate, then H profile steel is welded on the pre-buried steel bar in described H profile steel basis, improve the adhesion of H profile steel and raft plate, improve integrally-built stability, make the combination of H profile steel and raft plate more firm.
Above-described general-purpose transformer basis, preferably, the pre-buried steel bar in described H profile steel basis is provided with many grooves for holding described H profile steel arranged side by side.Utilize the groove pre-set, H profile steel can be made on the one hand to embed on the pre-buried steel bar in described H profile steel basis, improve the bond strength of the pre-buried steel bar of H profile steel and H profile steel basis, make the combination of the pre-buried steel bar of H profile steel and H profile steel basis more firm, on the other hand, many channel abreast are arranged, different grooves can be selected according to different transformers, control the width between two adjacent H profile steel, make the location and installation between the pre-buried steel bar of H profile steel and H profile steel basis more quick, convenient.
Above-described general-purpose transformer basis, preferably, described general-purpose transformer basis also comprises transformer foundation built-in fitting, and multiple described transformer foundation built-in fitting is welded in described H profile steel, and multiple described transformer foundation built-in fitting is along the axially interval setting successively of described H profile steel.By transformer foundation built-in fitting, transformer is made to become spot welding with welding of general-purpose transformer basis, solder joint is few, decrease the area needing welding, facilitate dismounting and the movement of solder joint later simultaneously, the fastness that raising transformer and general-purpose transformer basis combine, is convenient to transformer and general-purpose transformer basis is dismantled and fixed.
Above-described general-purpose transformer basis, preferably, described transformer foundation built-in fitting is steel plate.Adopt steel plate as built-in fitting basis, good welding performance, simultaneously easily manufactured, with low cost.First by steel plate leveling on raft plate, and then H profile steel be placed on steel plate and carry out leveling, because the planeness of steel plate is good, H profile steel leveling on steel plate is more convenient than H profile steel leveling on raft plate, and leveling speed is faster.
Above-described general-purpose transformer basis, preferably, described general-purpose transformer basis also comprises deep floor, and multiple described deep floor is vertically arranged in described notch, and the edge of described deep floor is connected with described notch.Utilize the deep floor in H profile steel notch to improve the structural strength of H profile steel, H profile steel is more stable firmly deformation is less likely to occur, and can bear the weight load of more transformer.
Above-described general-purpose transformer basis, preferably, described inserts is strength cement-based grouting material.Strength cement-based grouting material setting time is short, and molding time is fast, is conducive to the reduction of erection time, buys easily simultaneously, and the requirement to intensity after filling can be met.
Above-described general-purpose transformer basis, preferably, described general-purpose transformer basis also comprises the pre-embedded bolt for fixing H profile steel, and described pre-embedded bolt passes the plane be connected with described raft plate of described H profile steel and is fixedly connected with described raft plate.Utilize pre-embedded bolt H profile steel and raft plate to be fixed, do not need to use welding procedure just H profile steel and raft plate can be fixed, adopt bolt to be fixed comparatively employing and be welded and fixed easy to operate, the combination of H profile steel and raft plate is more firm simultaneously, and structural strength is higher.
General-purpose transformer foundation construction method described in more than one, comprising:
According to the weight load scope of transformer, select and make raft plate;
Described raft plate is embedded in bottom main transformer oil tray;
The height needs to described transformer according to place or design, select the H profile steel of corresponding height;
Described H profile steel plane is fixed on described raft plate;
The notch inserts of described H profile steel is built and fills with real.The general-purpose transformer basis built by this method, build shaping speed fast, short construction period, easy construction, has versatility widely.
Above-described general-purpose transformer foundation construction method, preferably, described described H profile steel being fixed on described raft plate also comprises before, the pre-buried steel bar in pre-buried H profile steel basis on raft plate.By H profile steel basis pre-buried steel bar H profile steel is connected with raft plate, make the connection of H profile steel and raft plate be more prone to firmly.
Relative to prior art, general-purpose transformer basis provided by the invention and construction method comprise following beneficial effect: general-purpose transformer basis provided by the invention utilizes raft plate to bear the weight load of transformer, the weight load of transformer is then delivered on raft plate by H profile steel, a plane of H profile steel and raft plate are fixed, another plane of H profile steel and transformer are fixed, by selecting the height of the H profile steel of different size, realize adjustment general-purpose transformer basis being carried out to differing heights, then in the notch of H profile steel, inserts is filled, H profile steel and inserts is made to form rib, improve the intensity of H profile steel, the rib that H profile steel and inserts are formed can bear the weight of transformer, ensure that the supporting role of general-purpose transformer basis to transformer, and change moving up and down of transformer by the height changing H profile steel, make before the concrete data parameters of transformer is formulated out, just can construct by general-purpose transformer foundation construction, there is versatility widely, be applicable to most of transformer, general-purpose transformer foundation construction is convenient simultaneously, short construction period, can try to be the first like this and build general-purpose transformer basis, then on general-purpose transformer basis, transformer is welded and fixed, produce transformer than traditional first manufacturing and then design according to the design parameter of transformer, the construction period building general-purpose transformer basis is shorter, cost-saving.
Accompanying drawing explanation
In order to the clearer explanation embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the cross-sectional schematic on the general-purpose transformer basis that first embodiment of the invention provides;
Fig. 2 is the schematic top plan view on the general-purpose transformer basis that Fig. 1 provides;
Fig. 3 is the cross-sectional schematic on the general-purpose transformer basis that second embodiment of the invention provides;
Fig. 4 is the cross-sectional schematic on the general-purpose transformer basis that third embodiment of the invention provides;
Fig. 5 is the schematic top plan view on the general-purpose transformer basis that Fig. 4 provides;
Fig. 6 is the cross-sectional schematic on the general-purpose transformer basis that fourth embodiment of the invention provides.
Wherein, the corresponding relation between Reference numeral and component names is as follows: raft plate 101, H profile steel 102, inserts 103, the pre-buried steel bar 104 in H profile steel basis, deep floor 105, groove 106, transformer foundation built-in fitting 107, pre-embedded bolt 108.
Detailed description of the invention
Transformer foundation is arranged on below transformer the passive structure of transformer, existing transformer foundation is the board-like rib type basis of cast-in-situ concrete, to study for a long period of time discovery through researcher, existing transformer foundation needs the transformer of carrying and other particulars just can complete transformer foundation design, design speed is slower, and not there is versatility, if counting loss or change after transformer, transformer foundation can only be thrown aside and recalculate and build, and entirety is pouring structure, need to wait for that concrete solidifies completely just can to use afterwards, construction is complicated, long construction period simultaneously.
The invention provides a kind of general-purpose transformer basis and construction method to improve the problems referred to above.
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
In the present invention, first, second, third, etc. are difference signal, are not limit.
Fig. 1 is the cross-sectional schematic on the general-purpose transformer basis that first embodiment of the invention provides; Fig. 2 is the schematic top plan view on the general-purpose transformer basis that Fig. 1 provides; As shown in Figure 1-2, the general-purpose transformer basis that first embodiment of the invention provides comprises raft plate 101, H profile steel 102 and inserts 103, raft plate 101 is embedded in the bottom of main transformer oil tray, a plane of H profile steel 102 is fixed on raft plate 101, another plane of H profile steel 102 stretches into the inside of main transformer oil tray, and many H profile steel 102 are arranged side by side, and are provided with inserts 103 in the notch of H profile steel 102.
The main transformer oil tray on general-purpose transformer basis provided by the invention is for collecting the leakage of oil from transformer, bottom surface and the raft plate 101 of H profile steel 102 are fixed, end face and the transformer of H profile steel 102 are fixed, by selecting the height of the H profile steel 102 of different size, realize adjustment general-purpose transformer basis being carried out to differing heights, then in the notch of H profile steel 102, inserts 103 is filled, H profile steel 102 and inserts 103 is made to form rib, improve the intensity of H profile steel 102, the rib that H profile steel 102 and inserts 103 are formed can bear the weight of transformer, ensure that the supporting role of general-purpose transformer basis to transformer.
Owing to being the weight load utilizing raft plate 101 to bear transformer in whole general-purpose transformer basis, the weight load of transformer is delivered on raft plate 101 by H profile steel 102, therefore to the load-bearing not too large requirement of H profile steel 102.Wherein raft plate 101 carries out selecting making according to the weight range of transformer, can just can carry out building and burying underground before the detailed data of transformer draws, then according to on-the-spot needs, select corresponding H profile steel 102, H profile steel 102 be fixed on raft plate 101, H profile steel 102 and H profile steel 102 notch inner filling material 103 have enough intensity and the weight load of transformer are delivered on raft plate 101 and are unlikely to distortion after combining.
Because general-purpose transformer basis is compared with traditional transformer foundation, can just carry out constructing before transformer specific design data out and utilize H profile steel 102 to instead of concrete rib, avoid the use of general-purpose transformer basis to need to wait for concrete solidifying, therefore the construction period on general-purpose transformer basis is shorter, and changes moving up and down of transformer by the height changing H profile steel 102.Make before the concrete data parameters of transformer is formulated out, just can advanced person work with transformer foundation construction construction, there is versatility widely, be applicable to most of transformer, general-purpose transformer foundation construction is simultaneously convenient, short construction period, can try to be the first like this and build general-purpose transformer basis, then welding transformer on general-purpose transformer basis, than traditional first manufacture produce transformer and then design, build the construction period of transformer foundation according to the design parameter of transformer shorter, cost-saving.
Fig. 3 is the cross-sectional schematic on the general-purpose transformer basis that second embodiment of the invention provides; As shown in Figure 3, the general-purpose transformer basis that second embodiment of the invention provides is on the basis of the first embodiment, further, general-purpose transformer basis also comprises the pre-buried steel bar 104 in H profile steel basis, pre-buried steel bar 104 side by side parallel in multiple H profile steel basis is laid on raft plate 101, the pre-buried steel bar 104 in H profile steel basis is fixedly connected with by embedded bar with raft plate 101, and the direction of the pre-buried steel bar 104 in H profile steel basis is vertical with the bearing of trend of H profile steel 102.
Utilize the pre-buried steel bar 104 in H profile steel basis being embedded in raft plate 101 surface, raft plate 101 and H profile steel 102 are coupled together, the embedded bar of the pre-buried steel bar 104 in H profile steel basis is embedded in raft plate 101 end face, then H profile steel 102 is welded on the pre-buried steel bar 104 in H profile steel basis, improve the adhesion of H profile steel 102 and raft plate 101, improve integrally-built stability, make H profile steel 102 more firm with the combination of raft plate 101.
Simultaneously, the pre-buried steel bar 104 in H profile steel basis be arranged in parallel on raft plate 101 surface, H profile steel 102 can be facilitated like this to select on raft plate 101 surface, can according to different needs, be welded on the diverse location on the pre-buried steel bar 104 in H profile steel basis, presetting of H profile steel 102 adjustment in the horizontal direction and diverse location can be realized.
Further, general-purpose transformer basis also comprises deep floor 105, and multiple deep floor 105 is vertically arranged in notch, and the edge of deep floor 105 is connected with notch.Utilize the deep floor 105 in the notch of H profile steel 102 to improve the structural strength of H profile steel 102, H profile steel 102 is stablized more and firmly deformation is less likely to occur, the weight load of more transformer can be born.
Fig. 4 is the cross-sectional schematic on the general-purpose transformer basis that third embodiment of the invention provides;
Fig. 5 is the schematic top plan view on the general-purpose transformer basis that Fig. 4 provides; As illustrated in figures 4-5, the general-purpose transformer basis that third embodiment of the invention provides is on the basis of the first embodiment, and further, the pre-buried steel bar 104 in H profile steel basis is provided with many grooves 106 for holding H profile steel 102 arranged side by side.Utilize the groove 106 pre-set, H profile steel 102 can be made on the one hand to embed on the pre-buried steel bar 104 in H profile steel basis, improve the bond strength of the pre-buried steel bar 104 of H profile steel 102 and H profile steel basis, make H profile steel 102 more firm with the combination of the pre-buried steel bar 104 in H profile steel basis, and then improve the supporting capacity on general-purpose transformer basis, on the other hand, many groove 106 is set up in parallel, different grooves 106 can be selected according to different transformers, control the width between H profile steel 102, make H profile steel 102 quicker with the location and installation of the pre-buried steel bar 104 in H profile steel basis, convenient.
Transformer welds with being fixed as of H profile steel 102, if transformer is directly welded with H profile steel 102, because contact surface during the welding of transformer and H profile steel 102 is larger, solder joint is many, be not easy firm welding, therefore, general-purpose transformer basis also comprises transformer foundation built-in fitting 107, multiple transformer foundation built-in fitting 107 is welded in H profile steel 102, and multiple transformer foundation built-in fitting 107 is along the axially interval setting successively of H profile steel 102.
By transformer foundation built-in fitting 107, transformer is made to become spot welding with welding of general-purpose transformer basis, solder joint is few, decrease the area needing welding, facilitate dismounting and the movement of solder joint later simultaneously, the fastness that raising transformer and general-purpose transformer basis combine, is convenient to transformer and general-purpose transformer basis is fixed.In the present embodiment, preferably, transformer foundation built-in fitting 107 is steel plate.Adopt steel plate as transformer foundation built-in fitting 107, good welding performance, simultaneously easily manufactured, with low cost.First by steel plate leveling on raft plate 101, and then H profile steel 102 be placed on steel plate and carry out leveling, because the planeness of steel plate is good, H profile steel 102 leveling on steel plate is more convenient than H profile steel leveling on raft plate 101, and leveling speed is faster.
Further, preferably, inserts 103 is strength cement-based grouting material.Strength cement-based grouting material setting time is short, and shaping speed is fast, is conducive to the reduction of erection time, buys easily simultaneously, and the requirement of strength to inserts 103 when can meet filling.
Fig. 6 is the cross-sectional schematic on the general-purpose transformer basis that fourth embodiment of the invention provides.As shown in Figure 6, the general-purpose transformer basis that fourth embodiment of the invention provides is on the basis of the first embodiment, further, general-purpose transformer basis also comprises the pre-embedded bolt 108 for fixing H profile steel 102, and pre-embedded bolt 108 inserts raft plate 101 through the bottom surface of H profile steel 102.Utilize the design feature of H profile steel 102, one end of pre-embedded bolt 108, through the bottom surface of H profile steel 102, is embedded in raft plate 101, does not need to use welding procedure just H profile steel 102 and raft plate 101 can be fixed.Adopting bolt to be fixed comparatively employing is welded and fixed easy to operate, and make H profile steel 102 be combined with raft plate 101 more firm, structural strength is higher simultaneously.
Fifth embodiment of the invention provides the general-purpose transformer foundation construction method that the first embodiment provides, and comprising:
According to the weight load scope of transformer, select and make raft plate 101;
Raft plate 101 is embedded in bottom main transformer oil tray;
The height needs to transformer according to place or design, select the H profile steel 102 of corresponding height;
H profile steel 102 is fixed on raft plate 101;
The notch inserts 103 of H profile steel 102 is built and fills with real.
In the general-purpose transformer foundation construction method that the present embodiment provides, owing to being the weight load utilizing raft plate 101 to bear transformer in whole general-purpose transformer basis, the weight load of transformer is delivered on raft plate 101 by H profile steel 102, therefore to the load-bearing not too large requirement of H profile steel 102.
Wherein raft plate 101 carries out selecting making according to the weight range of transformer, just can be able to build before the detailed data of transformer draws, be embedded in main transformer oil tray again, then according to on-the-spot needs, select corresponding H profile steel 102, then H profile steel 102 is fixed on raft plate 101, finally, fill in H profile steel 102 notch with inserts 103, make H profile steel 102 have sufficient intensity and the weight load of transformer is delivered on raft plate 101, avoid H profile steel 102 to be out of shape.
Because general-purpose transformer basis is compared with traditional transformer foundation, can just carry out constructing before transformer specific design data out and utilize H profile steel 102 to instead of concrete rib, avoid the use of general-purpose transformer basis to need to wait for concrete solidifying, general-purpose transformer basis is built therefore, it is possible to try to be the first, then on general-purpose transformer basis, transformer is welded and fixed, than the design parameter first determining transformer, the construction period designing, build transformer foundation is again shorter, cost-saving.
The general-purpose transformer foundation construction method that sixth embodiment of the invention provides, comprising:
According to the weight load scope of transformer, select and make raft plate 101;
Raft plate 101 is embedded in bottom main transformer oil tray;
The height needs to transformer according to place or design, select the H profile steel 102 of corresponding height;
The pre-buried steel bar 104 in pre-buried H profile steel basis on raft plate 101;
H profile steel 102 is fixed on raft plate 101 by the pre-buried steel bar 104 in H profile steel basis;
The notch inserts 103 of H profile steel 102 is built and fills with real.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a general-purpose transformer basis, it is characterized in that, comprise raft plate, H profile steel and inserts, described raft plate is embedded in the bottom of main transformer oil tray, a plane of described H profile steel is fixed on described raft plate, another plane of described H profile steel stretches into the inside of described main transformer oil tray, and many described H profile steel are arranged side by side, and are provided with inserts in the notch of described H profile steel.
2. general-purpose transformer basis according to claim 1, it is characterized in that, described general-purpose transformer basis also comprises the pre-buried steel bar in H profile steel basis, the pre-buried steel bar side by side parallel in multiple described H profile steel basis is laid on described raft plate, the pre-buried steel bar in described H profile steel basis is fixedly connected with by embedded bar with described raft plate, and the direction of the pre-buried steel bar in described H profile steel basis is vertical with the bearing of trend of described H profile steel.
3. general-purpose transformer basis according to claim 2, is characterized in that, the pre-buried steel bar in described H profile steel basis is provided with many grooves for holding described H profile steel arranged side by side.
4. general-purpose transformer basis according to claim 1, it is characterized in that, described general-purpose transformer basis also comprises transformer foundation built-in fitting, multiple described transformer foundation built-in fitting is welded in described H profile steel, and multiple described transformer foundation built-in fitting is along the axially interval setting successively of described H profile steel.
5. general-purpose transformer basis according to claim 4, it is characterized in that, described transformer foundation built-in fitting is steel plate.
6. general-purpose transformer basis according to claim 1, it is characterized in that, described general-purpose transformer basis also comprises deep floor, and multiple described deep floor is vertically arranged in described notch, and the edge of described deep floor is connected with described notch.
7. general-purpose transformer basis according to claim 1, it is characterized in that, described inserts is strength cement-based grouting material.
8. general-purpose transformer basis according to claim 1, it is characterized in that, described general-purpose transformer basis also comprises the pre-embedded bolt for fixing H profile steel, and described pre-embedded bolt passes the plane be connected with described raft plate of described H profile steel and is fixedly connected with described raft plate.
9. the general-purpose transformer foundation construction method described in claim 1-8 any one, is characterized in that, comprising:
According to the weight load scope of transformer, select and make raft plate;
Described raft plate is embedded in bottom main transformer oil tray;
The height needs to described transformer according to place or design, select the H profile steel of corresponding height;
Described H profile steel plane is fixed on described raft plate;
The notch inserts of described H profile steel is built and fills with real.
10. general-purpose transformer foundation construction method according to claim 9, is characterized in that, described described H profile steel being fixed on described raft plate also comprises before, pre-buried H profile steel basis built-in fitting on raft plate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510080950.4A CN104652468B (en) | 2015-02-15 | 2015-02-15 | General transformer foundation and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510080950.4A CN104652468B (en) | 2015-02-15 | 2015-02-15 | General transformer foundation and construction method |
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| Publication Number | Publication Date |
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| CN104652468A true CN104652468A (en) | 2015-05-27 |
| CN104652468B CN104652468B (en) | 2016-06-15 |
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| CN201510080950.4A Active CN104652468B (en) | 2015-02-15 | 2015-02-15 | General transformer foundation and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108316337A (en) * | 2018-04-10 | 2018-07-24 | 上海电力设计院有限公司 | Integral prefabricated assembled main transformer foundation and oil pit structure for indoor substation |
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| CN202899161U (en) * | 2012-11-22 | 2013-04-24 | 浙江浙电经济技术研究院 | General type main transformer foundation |
| CN204456172U (en) * | 2015-02-15 | 2015-07-08 | 成都城电电力工程设计有限公司 | General-purpose transformer basis |
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| JP2011247072A (en) * | 2010-04-27 | 2011-12-08 | Marutaka Kogyo Inc | Installation foundation and construction method thereof |
| CN201891127U (en) * | 2010-11-23 | 2011-07-06 | 中国矿业大学 | Deformation-resistant main transformer foundation for step-down station of power transmission station in coal subsidence area |
| CN202899161U (en) * | 2012-11-22 | 2013-04-24 | 浙江浙电经济技术研究院 | General type main transformer foundation |
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| CN108316337A (en) * | 2018-04-10 | 2018-07-24 | 上海电力设计院有限公司 | Integral prefabricated assembled main transformer foundation and oil pit structure for indoor substation |
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| CN104652468B (en) | 2016-06-15 |
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