CN203774052U - Box cover of amorphous alloy transformer - Google Patents
Box cover of amorphous alloy transformer Download PDFInfo
- Publication number
- CN203774052U CN203774052U CN201420167731.0U CN201420167731U CN203774052U CN 203774052 U CN203774052 U CN 203774052U CN 201420167731 U CN201420167731 U CN 201420167731U CN 203774052 U CN203774052 U CN 203774052U
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- CN
- China
- Prior art keywords
- box cover
- rectangular box
- cover plate
- case lid
- transformer
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- Expired - Fee Related
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Abstract
The utility model discloses a box cover of an amorphous alloy transformer. The box cover of the amorphous alloy transformer is arranged on an oil tank body and is fixed to an oil tank edge (2) through bolts (3). The box cover (1) comprises a rectangular box plate (11) and four vertical protective plates (12) formed in the mode that the four sides of the rectangular box plate (11) stretch towards the same side of the rectangular box plate (11) and are bent, the rectangular box plate (11) is fixed to the oil tank edge (2) through the bolts (3), and the bottom end of each vertical protective plate (12) is lower than the bottom end of the oil tank edge (2). By means of the box cover of the amorphous alloy transformer, the sealing joint strip can be effectively prevented from direct sunlight, and drainage of rainwater is achieved, so that damage of the rain water to the bolts and the sealing joint strip can be prevented effectively. Meanwhile, the box cover structure strengthens the shock resistance performance of the transformer, and enables the whole transformer to be beautiful and elegant in appearance.
Description
Technical field
The utility model relates to transformer technology field, relates in particular to a kind of case lid of amorphous alloy transformer, is mainly applicable to oil-immersed type non-crystal alloy transformer.
Background technology
At present, in existing oil-immersed type non-crystal alloy transformer, the syndeton of case lid and tank body of oil tank mainly contains two kinds: the first structure is, the transformer adopting of fuel tank inner top inflation the structure that case lid and tank body of oil tank are directly welded; The second structure is, fuel tank internal all oil-filled transformer adopting by the structure of case lid and tank body of oil tank bolted.The course of processing of the first structure roughly comprises, case lid is directly welded on tank body of oil tank, and after welding completes, welding bead polished smooth, then the processing of spraying paint; This structure easily causes the decomposition of transformer oil in welding process, thereby has brought potential safety hazard to the normal operation of transformer; Meanwhile, this structure is had relatively high expectations to weld horizontal, if dealt with improperly, quite large to the appearance effects of transformer integral body.Shown in the second structure can see figures.1.and.2, case lid 1 is fastened on fuel tank edge 2 by bolt 3, and is provided with sealing joint strip 4 between case lid 1 and fuel tank edge 2, thereby fuel tank is carried out to effective sealing, to prevent that the transformer oil of fuel tank internal from leaking; Compare with the first structure, the second structure can not cause the decomposition of transformer oil, and without welding, transformer overall appearance is very attractive in appearance.But, in the prior art, the case lid 1 adopting due to the second structure is a plane steel plate, therefore the second structure at least exists following shortcoming: first, because existing case lid 1 is a plane steel plate, therefore as shown in Figure 1, when transformer is exposed to sunlight 5 times, sunlight 5 can shine directly into the sealing joint strip 4 of being located between case lid 1 and fuel tank edge 2, and this can significantly shorten the useful life of sealing joint strip 4; The second, because existing case lid 1 is a plane steel plate, therefore as shown in Figure 2, after transformer drenches, rainwater 6 can drip after the edge of case lid 1 converges, and this probably drops onto fuel tank edge 2, and bolt 3 is corroded, sealing joint strip 4 is caused to external penetration pressure.
Summary of the invention
For above-mentioned weak point of the prior art, the utility model provides a kind of case lid of amorphous alloy transformer, not only can effectively prevent that sealing joint strip 4 is by direct sunlight, and can carry out drainage to rainwater, thereby effectively prevent that rainwater from causing infringement to bolt 3 and sealing joint strip 4; Meanwhile, this cover structure has strengthened the impact resistance of transformer, also makes transformer overall appearance elegant in appearance.
The purpose of this utility model is achieved through the following technical solutions:
A case lid for amorphous alloy transformer, is arranged on tank body of oil tank, and fixing with fuel tank edge 2 by bolt 3; This case lid 1 comprises: rectangular box cover plate 11 and extend to the same side of rectangular box cover plate 11 four vertical protective plates 12 that bending forms by four limits of rectangular box cover plate 11;
Rectangular box cover plate 11 is fixing with fuel tank edge 2 by bolt 3, and the bottom of each vertical protective plate 12 is all lower than the bottom of fuel tank edge 2.
Preferably, between rectangular box cover plate 11 and fuel tank edge 2, be provided with sealing joint strip 4; Sealing adhesive tape 4 is limited between bolt 3 and the upper limb of tank body of oil tank.
Preferably, the joint between adjacent two vertical protective plates 12 links together by the mode of welding.
Preferably, each vertical protective plate 12 is all vertical with rectangular box cover plate 11, and the transition portion between each vertical protective plate 12 and rectangular box cover plate 11 all adopts fillet bending 13.
Preferably, according to the size of the binding post of amorphous alloy transformer and layout, on rectangular box cover plate 11, offer a plurality of through holes that pass for binding post 14.
The technical scheme being provided by above-mentioned the utility model can be found out, the case lid of the amorphous alloy transformer that the utility model embodiment provides has comprised rectangular box cover plate 11 and to the same side of rectangular box cover plate 11, has extended four vertical protective plates 12 that bending forms by four limits of rectangular box cover plate 11, when rectangular box cover plate 11 is fixed on fuel tank edge 2 by bolt 3, the bottom of each vertical protective plate 12 is all lower than the bottom of fuel tank edge 2, therefore the sealing joint strip 4 of being located between rectangular box cover plate 11 and fuel tank edge 2 can be blocked by vertical protective plate 12, sunlight 5 cannot shine directly into sealing joint strip 4, this has extended the useful life of sealing joint strip 4, because this vertical protective plate 12 is vertical with rectangular box cover plate 11, therefore when rectangular box cover plate 11 is horizontally fixed on tank body of oil tank, the bottom that rainwater 6 can converge in vertical protective plate 12 along vertical protective plate 12 is dripped again, that is to say that this vertical protective plate 12 has played the effect to rainwater 6 drainages, thereby effectively prevented that 6 pairs of bolts 3 of rainwater and sealing joint strip 4 from causing infringement.In addition,, because 12 pairs of fuel tank edges 2 of this vertical protective plate, bolt 3 and sealing joint strip 4 protect, therefore strengthened the impact resistance of transformer integral body; Because the transition portion between each vertical protective plate 12 and rectangular box cover plate 11 all adopts fillet bending 13, therefore make transformer overall appearance elegant in appearance.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the case lid of amorphous alloy transformer in the prior art schematic diagram under solar radiation;
Fig. 2 is that the case lid of amorphous alloy transformer in prior art converges the schematic diagram of drippage to rainwater;
The structural representation of the case lid of the amorphous alloy transformer that Fig. 3 provides for the utility model embodiment;
The side-looking structural representation of Fig. 3 that Fig. 4 provides for the utility model embodiment;
The deployed configuration schematic diagram of Fig. 3 that Fig. 5 provides for the utility model embodiment;
The schematic diagram of the case lid that the utility model embodiment of Fig. 6 provides under solar radiation;
The case lid that the utility model embodiment of Fig. 7 provides converges the schematic diagram of drippage to rainwater.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to protection range of the present utility model.
The case lid of the amorphous alloy transformer below the utility model embodiment being provided is described in detail.
Embodiment mono-
As shown in Fig. 3 to Fig. 7, a kind of case lid of amorphous alloy transformer, is arranged on tank body of oil tank, and fixing with fuel tank edge 2 by bolt 3; The concrete structure of this case lid 1 can comprise: rectangular box cover plate 11 and extend to the same side of rectangular box cover plate 11 four vertical protective plates 12 that bending forms by four limits of rectangular box cover plate 11; Rectangular box cover plate 11 is fixing with fuel tank edge 2 by bolt 3, and the bottom of each vertical protective plate 12 is all lower than the bottom of fuel tank edge 2.
Particularly, this case lid 1 can comprise following embodiment:
(1) between rectangular box cover plate 11 and fuel tank edge 2, be provided with sealing joint strip 4; Sealing adhesive tape 4 is limited between bolt 3 and the upper limb of tank body of oil tank.
As shown in Figure 6, because each vertical protective plate 12 extends bending to the same side of rectangular box cover plate 11, and the bottom of each vertical protective plate 12 is all lower than the bottom of fuel tank edge 2, and sealing joint strip 4 is located between rectangular box cover plate 11 and fuel tank edge 2, therefore vertically protective plate 12 becomes a shadow shield, fuel tank edge 2, bolt 3 and sealing joint strip 4 are covered up, thereby sunlight 5 cannot shine directly into sealing joint strip 4, this has extended the useful life of sealing joint strip 4.Because vertical protective plate 12 is scleroid steel plates, after fuel tank edge 2, bolt 3 and sealing joint strip 4 are blocked, vertically protective plate 12 can be resisted the outside impact to fuel tank edge 2, bolt 3 and sealing joint strip 4, so the case lid 1 that provides of the utility model embodiment can strengthen the impact resistance of transformer integral body.
(2) each vertical protective plate 12 is all vertical with rectangular box cover plate 11; As shown in Figure 7, when rectangular box cover plate 11 is horizontally fixed on tank body of oil tank, each vertical protective plate 12 is vertical state, rainwater 6 can converge in along vertical protective plate 12 bottom of vertical protective plate 12, drip downwards again, therefore this vertical protective plate 12 can play the effect to rainwater 6 drainages, thereby can effectively prevent that 6 pairs of bolts 3 of rainwater and sealing joint strip 4 from causing infringement, alleviated the pressure of sealing joint strip 4.
(3) transition portion between each vertical protective plate 12 and rectangular box cover plate 11 has all adopted fillet bending 13, and this fillet bending 13 forms the mellow and full transition of profile, makes transformer overall appearance elegant in appearance.
(4) joint between adjacent two vertical protective plates 12 links together by the mode of welding; In actual applications, after having welded, need weld to polish processing, this can strengthen the aesthetic appearance of transformer integral body.
Further, the course of processing of the case lid 1 that the utility model embodiment provides can comprise: according to actual demand, steel plate is cut into shape as shown in Figure 5, and offer and be used on the through hole 14 that binding post or other likes pass; Then at the edge of rectangular box cover plate 11, finish folding line, and adopt bending equipment of the prior art to carry out 90 ° of bendings; By the joint between adjacent two vertical protective plates 12, the mode by welding links together again, and weld is polished to processing, just can obtain the case lid 1 that the utility model embodiment provides.
As fully visible, the utility model embodiment not only can effectively prevent that sealing joint strip 4 is by direct sunlight, and can carry out drainage to rainwater, thereby has effectively prevented that rainwater from causing infringement to bolt 3 and sealing joint strip 4; Meanwhile, this cover structure has strengthened the impact resistance of transformer, also makes transformer overall appearance elegant in appearance.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.
Claims (5)
1. a case lid for amorphous alloy transformer, is arranged on tank body of oil tank, and fixing by bolt (3) and fuel tank edge (2); It is characterized in that, this case lid (1) comprising: rectangular box cover plate (11) and extend to the same side of rectangular box cover plate (11) four vertical protective plates (12) that bending forms by four limits of rectangular box cover plate (11);
Rectangular box cover plate (11) is fixing by bolt (3) and fuel tank edge (2), and the bottom of each vertical protective plate (12) is all lower than the bottom of fuel tank edge (2).
2. case lid according to claim 1, is characterized in that, between rectangular box cover plate (11) and fuel tank edge (2), is provided with sealing joint strip (4); Sealing adhesive tape (4) is limited between bolt (3) and the upper limb of tank body of oil tank.
3. case lid according to claim 1 and 2, is characterized in that, the joint between adjacent two vertical protective plates (12) links together by the mode of welding.
4. case lid according to claim 1 and 2, it is characterized in that, each vertical protective plate (12) is all vertical with rectangular box cover plate (11), and the transition portion between each vertical protective plate (12) and rectangular box cover plate (11) all adopts fillet bending (13).
5. case lid according to claim 1 and 2, is characterized in that, according to the size of the binding post of amorphous alloy transformer and layout, offers a plurality of through holes that pass for binding post (14) on rectangular box cover plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167731.0U CN203774052U (en) | 2014-04-08 | 2014-04-08 | Box cover of amorphous alloy transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167731.0U CN203774052U (en) | 2014-04-08 | 2014-04-08 | Box cover of amorphous alloy transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774052U true CN203774052U (en) | 2014-08-13 |
Family
ID=51291210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420167731.0U Expired - Fee Related CN203774052U (en) | 2014-04-08 | 2014-04-08 | Box cover of amorphous alloy transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774052U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104952588A (en) * | 2015-06-08 | 2015-09-30 | 国家电网公司 | Round bend type transformer tank cover |
| CN105118614A (en) * | 2015-09-11 | 2015-12-02 | 江苏宏源电气有限责任公司 | Liquid-immersed type distribution transformer tank and technical connection method thereof |
| CN105895319A (en) * | 2016-06-29 | 2016-08-24 | 衢州杭甬变压器有限公司 | Upper flange structure of transformer oil tank |
| CN106677998A (en) * | 2015-11-06 | 2017-05-17 | 优利康达（天津）科技有限公司 | Sand wind resisting protective cover |
| CN106678001A (en) * | 2015-11-06 | 2017-05-17 | 优利康达（天津）科技有限公司 | Water seepage preventing cabin cover |
-
2014
- 2014-04-08 CN CN201420167731.0U patent/CN203774052U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104952588A (en) * | 2015-06-08 | 2015-09-30 | 国家电网公司 | Round bend type transformer tank cover |
| CN105118614A (en) * | 2015-09-11 | 2015-12-02 | 江苏宏源电气有限责任公司 | Liquid-immersed type distribution transformer tank and technical connection method thereof |
| CN106677998A (en) * | 2015-11-06 | 2017-05-17 | 优利康达（天津）科技有限公司 | Sand wind resisting protective cover |
| CN106678001A (en) * | 2015-11-06 | 2017-05-17 | 优利康达（天津）科技有限公司 | Water seepage preventing cabin cover |
| CN105895319A (en) * | 2016-06-29 | 2016-08-24 | 衢州杭甬变压器有限公司 | Upper flange structure of transformer oil tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20190408 |