CN206432140U - Large-scale dry-type transformer winding technique casting mold - Google Patents

Large-scale dry-type transformer winding technique casting mold Download PDF

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Publication number
CN206432140U
CN206432140U CN201621424543.7U CN201621424543U CN206432140U CN 206432140 U CN206432140 U CN 206432140U CN 201621424543 U CN201621424543 U CN 201621424543U CN 206432140 U CN206432140 U CN 206432140U
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China
Prior art keywords
internal model
external mold
half modules
type transformer
transformer winding
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Active
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CN201621424543.7U
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Chinese (zh)
Inventor
何迪
金娟
王坚
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Shanghai Electric Group (Zhangjiagang) Transformer Co., Ltd
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SHANGHAI NANQIAO TRANSFORMER CO Ltd
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Abstract

The utility model discloses a kind of large-scale dry-type transformer winding technique casting mold, it includes base, rubber mat plate, external mold, internal model and support frame, and outer die casing is located at internal model;External mold includes two outer half modules, and internal model includes two interior half modules, and two outer half modules surround tubular, and two interior half modules surround tubular;Two outer half modules and two interior half modules are respectively fixed by fixture;The outer wall of outer half module is provided with the outer wall reinforcement of some cross direction profiles;Support frame is located at the inner chamber of internal model and is connected to the inwall of internal model;Support frame includes two support frames, and tubular is formed after two support frames are affixed;External mold is provided with resin inlet port;The top of internal model and external mold is provided with pressure rack, and pressure rack is connected to internal model and external mold simultaneously.The utility model has the convenient advantage of die-filling convenience, withdrawing pattern, and its is simple in construction, and manufacturing cost is low, can also effectively prevent situations such as resin is revealed during cast, improve the success rate of cast.

Description

Large-scale dry-type transformer winding technique casting mold
Technical field
The utility model belongs to transformer technology field, more particularly to a kind of large-scale dry-type transformer winding technique casting moulds Tool.
Background technology
Because the winding own wt of large-scale dry-type transformer is heavier, it is required to support winding itself weight in coiling Amount, and wire tension when offsetting coiling.Further, since the winding height of large-scale dry-type transformer is higher, it is necessary to the tree of cast Fat is more, therefore, weight resin external mold when also needing to support cast in cast.At present, for large-scale dry-type transformer The internal model of winding use wall thickness for dies of more than the 5mm with draft, external mold also generally uses 5mm with upper steel plate system Into.Because steel plate thickness is larger, and internal model uses dead mode structure, therefore, is constructed in die-filling and winding process extremely difficult, Situations such as leaking resin when easily pouring into a mould, reduces cast success rate.Further, since its material price selected is higher, make It is high into die manufacturing cost.
Utility model content
The technical problems to be solved in the utility model is that there is provided a kind of big in order to overcome the drawbacks described above that prior art is present Type dry-type transformer winding technique casting mold.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of large-scale dry-type transformer winding technique casting mold, it includes base, the rubber mat plate on base, set In the external mold on rubber mat plate, internal model and support frame to support internal mould, the outer die casing is located at internal model;The external mold bag Two outer half modules are included, the internal model includes two interior half modules, and two outer half modules surround tubular, and two interior half modules are surrounded Tubular;Two outer half modules and two interior half modules are respectively fixed by fixture;The outer wall of the outer half module is provided with The outer wall reinforcement of some cross direction profiles;The support frame is located at the inner chamber of the internal model and is connected to the interior of the internal model Wall;The support frame includes two support frames, and tubular is formed after two support frames as described above are affixed;The external mold is provided with resin Inlet port;The top of the internal model and the external mold is provided with pressure rack, and the pressure rack is connected to the internal model and the external mold simultaneously.
It is preferred that the cross section of the outer half module and the interior half module is semicircle.
It is preferred that the outer half module is provided with the first connection end for being vertically distributed, first connection end is towards the outside of external mold Extension, the first connection end of two outer half modules is abutted against, and fixture is held on two the first connection ends.
It is preferred that the interior half module is provided with the second connection end for being vertically distributed, second connection end is towards the inside of internal model Extension, the second connection end of two interior half modules is abutted against, and fixture is held on two the second connection ends.
It is preferred that pad is respectively provided between first connection end between second connection end.
It is preferred that support frame as described above includes vertical supporting bar, cross-brace plate, vertical supporting plate, the vertical supporting plate The periphery of cross-brace plate is fixed in the vertical supporting bar, the vertical supporting plate is connected to the inwall of the internal model.
It is preferred that the bottom of the external mold is provided with flange, the flange is secured by bolts in base.
Positive effect of the present utility model is:The utility model is simple in construction, and manufacturing cost is low;Mould assembling side Just, withdrawing pattern is poured to be also convenient for;Situations such as resin is revealed can also be effectively prevented during cast, the success of cast is improved Rate.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model preferred embodiment.
Fig. 2 is the A-A schematic cross-sectional views in Fig. 1.
Fig. 3 is the structural representation of the support frame of the utility model preferred embodiment.
Embodiment
Name preferred embodiment, and become apparent from intactly illustrating the utility model with reference to accompanying drawing.
As shown in Figure 1, Figure 2 and Figure 3, a kind of large-scale dry-type transformer winding technique casting mold, it includes base 10, set In the rubber mat plate 20 on base 10, the external mold 30 on rubber mat plate 20, internal model 40 and support to support internal mould 40 Skeleton 50, external mold 30 is sheathed on internal model 40;External mold 30 includes two outer half modules 31, and internal model 40 includes two interior half modules 41, two Outer half module 31 surrounds tubular, and two interior half modules 41 surround tubular;Two outer half modules 31 and two interior half modules 41 respectively pass through folder Tool 60 is fixed;The outer wall of outer half module 31 is provided with the outer wall reinforcement 32 of some cross direction profiles;Support frame 50 is located at internal model 40 Inner chamber and be connected to the inwall of internal model 40;Support frame 50 includes two support frames 51, is formed after two support frames 51 are affixed Tubular;External mold 30 is provided with resin inlet port 33;The top of internal model 40 and external mold 30 is provided with pressure rack 80, and pressure rack 80 is connected to simultaneously Internal model 40 and external mold 30.
The cross section of outer half module 31 and interior half module 41 is semicircle.
Outer half module 31 is provided with the first connection end 310 being vertically distributed, and the first connection end 310 extends towards the outside of external mold 30, First connection end 310 of two outer half modules 31 is abutted against, and fixture 60 is held on two the first connection ends 310.
Interior half module 41 is provided with the second connection end 410 being vertically distributed, and the second connection end 410 extends towards the inside of internal model 40, Second connection end 410 of two interior half modules 41 is abutted against, and fixture 60 is held on two the second connection ends 410.
Pad 70 is respectively provided between first connection end 310 between the second connection end 410.
The bottom of external mold 30 is provided with flange 34, and flange 34 is fixed on base 10 by bolt 35.
Support frame 51 includes vertical supporting bar 511, cross-brace plate 512, vertical supporting plate 513, the He of vertical supporting plate 513 Vertical supporting bar 511 is fixed in the periphery of cross-brace plate 512, and vertical supporting plate 513 is connected to the inwall of internal model 40.Two Support surrounds tubular, as shown in figure 3, the junction of two support frames is withdrawing pattern line 510, the withdrawing pattern line is to diagonally distribute.During withdrawing pattern, First a support frame can be extracted, then retell the extraction of another support frame.Because withdrawing pattern line is oblique, it therefore, it can light Loose ground extracts two support frames successively.
The material of internal model and external mold uses thickness for 2.5mm cold-reduced sheet.
During assembling, rubber mat plate is first placed on base.Two interior half modules are positioned on rubber mat plate, will by lockset Half module is clamped in two, forms internal model.Then, two support frames are lifted and inserted by guide rail successively the inner chamber of internal model, be used in combination Screw is fixed to form support frame, and the support frame can sustain the power of coiling and cast.
Two outer half modules are positioned on rubber mat plate, and bottom is fixed on by flange and bolt in the bottom of outer half module Seat, so as to reach fixed and sealedly effect, prevents resin from revealing.
Pressure rack is set above external mold and internal model, pressure can be applied in pressure rack so that internal model and external mold are moved towards base, Rubber sheet gasket is extruded, sealing function is further reached, prevents resin from revealing.
Resin needed for cast can be injected in mould by the resin inlet on external mold, and the resin inlet is located at external mold Bottom, close to the bottom of external mold.
It is poured, it is necessary to during withdrawing pattern, first be extracted successively by support frame, fixture is then removed again, by interior half module and outer half Mould is dismantled successively, it is possible to successfully realize withdrawing pattern.
The utility model has the convenient advantage of die-filling convenience, withdrawing pattern, and its is simple in construction, and manufacturing cost is low, can also have Situations such as resin is revealed during cast is prevented to effect, the success rate of cast is improved.
Although the foregoing describing embodiment of the present utility model, it will be appreciated by those of skill in the art that This is merely illustrative of, and protection domain of the present utility model is defined by the appended claims.Those skilled in the art On the premise of without departing substantially from principle of the present utility model and essence, various changes or modifications can be made to these embodiments, But these changes and modification each fall within protection domain of the present utility model.

Claims (7)

1. a kind of large-scale dry-type transformer winding technique casting mold, it is characterised in that it includes base, the rubber on base Rubber cushion plate, the external mold on rubber mat plate, internal model and the support frame to support internal mould, the outer die casing are located at internal model; The external mold includes two outer half modules, and the internal model includes two interior half modules, and two outer half modules surround tubular, described in two Interior half module surrounds tubular;Two outer half modules and two interior half modules are respectively fixed by fixture;The outer half module Outer wall is provided with the outer wall reinforcement of some cross direction profiles;The support frame is located at the inner chamber of the internal model and is connected to described The inwall of internal model;The support frame includes two support frames, and tubular is formed after two support frames as described above are affixed;On the external mold Provided with resin inlet port;The top of the internal model and the external mold be provided with pressure rack, the pressure rack be connected to simultaneously the internal model with The external mold.
2. large-scale dry-type transformer winding technique casting mold as claimed in claim 1, it is characterised in that the outer half module and The cross section of the interior half module is semicircle.
3. large-scale dry-type transformer winding technique casting mold as claimed in claim 1, it is characterised in that the outer half module is set There is the first connection end being vertically distributed, first connection end extends towards the outside of external mold, the first connection end of two outer half modules Abut against, fixture is held on two the first connection ends.
4. large-scale dry-type transformer winding technique casting mold as claimed in claim 3, it is characterised in that the interior half module is set There is the second connection end being vertically distributed, second connection end extends towards the inside of internal model, the second connection end of two interior half modules Abut against, fixture is held on two the second connection ends.
5. large-scale dry-type transformer winding technique casting mold as claimed in claim 4, it is characterised in that first connection Pad is respectively provided between end between second connection end.
6. large-scale dry-type transformer winding technique casting mold as claimed in claim 1, it is characterised in that support frame as described above bag Vertical supporting bar, cross-brace plate, vertical supporting plate are included, the vertical supporting plate and the vertical supporting bar are fixed in transverse direction The periphery of supporting plate, the vertical supporting plate is connected to the inwall of the internal model.
7. large-scale dry-type transformer winding technique casting mold as claimed in claim 1, it is characterised in that the bottom of the external mold Portion is provided with flange, and the flange is secured by bolts in base.
CN201621424543.7U 2016-12-23 2016-12-23 Large-scale dry-type transformer winding technique casting mold Active CN206432140U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621424543.7U CN206432140U (en) 2016-12-23 2016-12-23 Large-scale dry-type transformer winding technique casting mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621424543.7U CN206432140U (en) 2016-12-23 2016-12-23 Large-scale dry-type transformer winding technique casting mold

Publications (1)

Publication Number Publication Date
CN206432140U true CN206432140U (en) 2017-08-22

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Application Number Title Priority Date Filing Date
CN201621424543.7U Active CN206432140U (en) 2016-12-23 2016-12-23 Large-scale dry-type transformer winding technique casting mold

Country Status (1)

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CN (1) CN206432140U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109300668A (en) * 2018-10-15 2019-02-01 国网河南省电力公司济源供电公司 A kind of reel iron core transformer scene winding mould

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109300668A (en) * 2018-10-15 2019-02-01 国网河南省电力公司济源供电公司 A kind of reel iron core transformer scene winding mould

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20200729

Address after: No.5 Xinjing East Road, South District, Zhangjiagang Economic and Technological Development Zone, Suzhou City, Jiangsu Province

Patentee after: Shanghai Electric Group (Zhangjiagang) Transformer Co., Ltd

Address before: 201400, Shanghai, Fengxian District Pu Pu Industrial Zone, Pu Pu Avenue, No. 6

Patentee before: SHANGHAI NANQIAO TRANSFORMER Co.,Ltd.

TR01 Transfer of patent right