CN203038763U - Connection structure of transformer high-tension tapping-off lead wires and tool thereof - Google Patents
Connection structure of transformer high-tension tapping-off lead wires and tool thereof Download PDFInfo
- Publication number
- CN203038763U CN203038763U CN 201220419252 CN201220419252U CN203038763U CN 203038763 U CN203038763 U CN 203038763U CN 201220419252 CN201220419252 CN 201220419252 CN 201220419252 U CN201220419252 U CN 201220419252U CN 203038763 U CN203038763 U CN 203038763U
- Authority
- CN
- China
- Prior art keywords
- lead
- crimping
- coil body
- transformer high
- termination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003825 pressing Methods 0.000 claims abstract description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052802 copper Inorganic materials 0.000 claims abstract description 23
- 239000010949 copper Substances 0.000 claims abstract description 23
- 238000002788 crimping Methods 0.000 claims description 33
- 238000000465 moulding Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 239000004020 conductor Substances 0.000 abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract 4
- 238000003466 welding Methods 0.000 description 7
- LNSPFAOULBTYBI-UHFFFAOYSA-N [O].C#C Chemical group [O].C#C LNSPFAOULBTYBI-UHFFFAOYSA-N 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Abstract
The utility model discloses a connection structure of transformer high-tension tapping-off lead wires and a tool thereof. The connection structure comprises a coil body conducting wire, a lead-wire copper bar and a cold pressing bushing; and the end of the coil body conducting wire is cylindrical, and the end of the coil body conducting wire and the lead-wire copper bar are inserted into two ends of the cold pressing bushing in an extruded mode to form fixed connection structures. The tool comprises a forming press die and a connection press die, wherein the forming press die is used for enabling the end of the coil body conducting wire to be pressed into a cylindrical shape, and the connection press die is used for enabling the end of the coil body conducting wire, the cold pressing bushing and the lead-wire copper bar to be pressed together in a connected mode. As the transformer high-tension coil body conducting wire and the lead-wire copper bar are connected after being inserted into the cold pressing bushing in the extruded mode, and therefore the connection structure meets the connection requirement that tapping-off of the lead wires is achieved after an aluminum conductor is used for a transformer high-tension coil.
Description
Technical field
The utility model relates to a kind of poured with epoxy resin type dry-type transformer high-tension coil (aluminium conductor) tap lead syndeton and makes the frock of this syndeton, belongs to technical field of transformer manufacturing.
Background technology
Poured with epoxy resin type dry-type transformer high-tension coil tap lead needs to draw from body with the terminal lead copper rod.When the high-tension coil conductor is selected copper conductor for use, can select for use the mode of soldering or oxygen-acetylene welding to connect.But the continuous development along with transformer industry, the transformer high-voltage coil conductor is brought into use aluminium conductor, if continue to use the mode of soldering or oxygen-acetylene welding to connect can not to finish or difficulty, oxygen-acetylene welding also needs to take corresponding safeguard procedures in addition, trouble.
Summary of the invention
The purpose of this utility model is to provide a kind of syndeton and frock thereof of transformer high-voltage tap lead, to solve the connectivity problem of aluminium conductor high-tension coil tap lead and terminal lead copper rod.
For achieving the above object, the technical scheme that the utility model lead link structure adopts is: the syndeton of transformer high-voltage tap lead comprises the coil body lead, lead-in wire copper rod and the sleeve pipe of colding pressing; The termination of described coil body lead is cylindrical, and the termination of this coil body lead and described lead-in wire copper rod insert respectively in the described sleeve pipe two ends pipe of colding pressing and push the structure that forms a fixed connection.
Further, the described sleeve pipe of colding pressing is all silver-plated copper tubes of inside and outside wall.
The scheme that frock of the present utility model adopts is: the crimping frock of transformer high-voltage tap lead syndeton comprises moulding stamper and is connected pressing mold; It is cylindrical that described moulding stamper is used for the termination crimping of coil body lead, and it comprises top die and dip mold, and crimping place of this top die and dip mold is circular arc; Described connection pressing mold is used for coil body lead termination, cold pressing sleeve pipe and the extruding of lead-in wire copper rod are connected together, it comprises the first half and the latter half, described the first half and the latter half are equipped with corresponding crimping gap, after the first half and the latter half butt joint, described crimping gap forms polygon crimping hole, and the both sides in this polygon crimping hole are provided with the circular depressed part concentric with described polygon crimping hole.
Described top die is U-shaped structure, and dip mold is circular-arc column construction for the crimping termination.
Described polygon crimping hole is hexagonal hole.
In scheme of the present utility model, employing changes the syndeton of the high-voltage tap lead of transformer and external terminal lead-in wire into the connected mode of cold weld, reduced the environmental pollution that welding causes, solved the problem of welding difficulty between different metal material, also save the required safeguard procedures of gas welding, improved the simplicity of operation.
Description of drawings
Fig. 1 is syndeton schematic diagram of the present utility model;
Fig. 2 is moulding stamper structural representation of the present utility model;
Fig. 3 is connection stamper architecture schematic diagram of the present utility model.
Embodiment
The utility model is described in more detail below in conjunction with accompanying drawing.
As shown in Figure 1, the syndeton of transformer high-voltage tap lead of the present utility model comprises coil body lead 1, lead-in wire copper rod 3 and the sleeve pipe 2 of colding pressing; The termination of described coil body lead 1 is cylindrical, and the termination of this coil body lead 1 and described lead-in wire copper rod 3 insert respectively in the described sleeve pipe 2 two ends pipe of colding pressing and push the structure that forms a fixed connection.In the present embodiment, the sleeve pipe 2 of colding pressing is the equal silver-plated copper tube of inside and outside wall, and the sleeve pipe 2 of colding pressing plays connecting coil body lead 1 and lead-in wire copper rod 2.
Shown in Fig. 2-3, the crimping frock of transformer high-voltage tap lead syndeton of the present utility model comprises moulding stamper 4 and is connected pressing mold 5; Described moulding stamper 4 is used for coil body lead 1 termination of rectangle is squeezed into cylinder, when being convenient to crimping like this termination of coil body lead is inserted in the sleeve pipe 2 of colding pressing, it is processed by the Cr12 steel, be divided into top die 41 and dip mold 42, top die 41 is U-shaped structure, and dip mold 42 is circular-arc column construction for the crimping termination, during use top die 41 is embedded the hydraulic tongs upper end, dip mold 42 embeds the hydraulic tongs lower end, and use combines.Connecting pressing mold 5 is used for transformer coil body lead 1, cold pressing sleeve pipe 2 and 2 extruding of lead-in wire copper rod are linked together, it is processed by the Cr12 steel, be divided into the first half 51 and the latter half 52, during use the first half 51 is embedded the hydraulic tongs upper end, the latter half 52 embeds the hydraulic tongs lower end, and use combines.The first half 51 and the latter half 52 are equipped with corresponding crimping gap, after the first half 51 and the latter half 52 combinations, the crimping gap forms polygon crimping hole, the both sides in this polygon crimping hole are provided with the circular depressed part concentric with this polygon crimping hole, and described changeable crimping hole is hexagon crimping hole.
In the utility model, moulding stamper 4 becomes cylindrical with the termination crimping of coil body lead 1, then columniform termination and lead-in wire copper rod insert respectively inside and outside wall all silver-plated red copper cold pressing in the sleeve pipe 2, use to connect pressing mold 5 they are pressed together, finally finish connection.The utility model is easy, finished efficiently being connected of high-voltage tap lead and terminal lead copper rod, exempts from protection, avoided the different metal material to be difficult for the trouble that welding brings.
Claims (5)
1. the syndeton of a transformer high-voltage tap lead comprises the coil body lead, and the lead-in wire copper rod is characterized in that, also comprises the sleeve pipe of colding pressing; The termination of described coil body lead is cylindrical, and the termination of this coil body lead and described lead-in wire copper rod insert respectively in the described sleeve pipe two ends pipe of colding pressing and push the structure that forms a fixed connection.
2. according to the syndeton of the described transformer high-voltage tap lead of claim 1, it is characterized in that the described sleeve pipe of colding pressing is all silver-plated copper tubes of inside and outside wall.
3. the crimping frock of a transformer high-voltage tap lead syndeton is characterized in that, comprises moulding stamper and is connected pressing mold; It is cylindrical that described moulding stamper is used for the termination crimping of coil body lead, and it comprises top die and dip mold, and crimping place of this top die and dip mold is circular arc; Described connection pressing mold is used for coil body lead termination, cold pressing sleeve pipe and the extruding of lead-in wire copper rod are connected together, it comprises the first half and the latter half, described the first half and the latter half are equipped with corresponding crimping gap, after the first half and the latter half butt joint, described crimping gap forms polygon crimping hole, and the both sides in this polygon crimping hole are provided with the circular depressed part concentric with described polygon crimping hole.
4. according to the crimping frock of the described transformer high-voltage tap lead syndeton of claim 3, it is characterized in that described top die is U-shaped structure, dip mold is circular-arc column construction for the crimping termination.
5. according to the crimping frock of claim 3 or 4 described transformer high-voltage tap lead syndetons, it is characterized in that described polygon crimping hole is hexagonal hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220419252 CN203038763U (en) | 2012-08-23 | 2012-08-23 | Connection structure of transformer high-tension tapping-off lead wires and tool thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220419252 CN203038763U (en) | 2012-08-23 | 2012-08-23 | Connection structure of transformer high-tension tapping-off lead wires and tool thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203038763U true CN203038763U (en) | 2013-07-03 |
Family
ID=48690861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220419252 Expired - Fee Related CN203038763U (en) | 2012-08-23 | 2012-08-23 | Connection structure of transformer high-tension tapping-off lead wires and tool thereof |
Country Status (1)
Country | Link |
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CN (1) | CN203038763U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103337765A (en) * | 2013-07-16 | 2013-10-02 | 镇江中信电子有限公司 | Manufacture method of built-in sealing connector |
CN104900346A (en) * | 2015-06-12 | 2015-09-09 | 烟台市电缆厂 | Catenary-chain type cross-linked cable production die and production method |
CN106098325A (en) * | 2016-08-11 | 2016-11-09 | 吴江变压器有限公司 | A kind of epoxy pouring type dry transformer high-tension coil pressure regulation attachment structure |
-
2012
- 2012-08-23 CN CN 201220419252 patent/CN203038763U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103337765A (en) * | 2013-07-16 | 2013-10-02 | 镇江中信电子有限公司 | Manufacture method of built-in sealing connector |
CN104900346A (en) * | 2015-06-12 | 2015-09-09 | 烟台市电缆厂 | Catenary-chain type cross-linked cable production die and production method |
CN106098325A (en) * | 2016-08-11 | 2016-11-09 | 吴江变压器有限公司 | A kind of epoxy pouring type dry transformer high-tension coil pressure regulation attachment structure |
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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: 20130703 Termination date: 20160823 |