CN203800196U - Copper-aluminum wiring terminal - Google Patents
Copper-aluminum wiring terminal Download PDFInfo
- Publication number
- CN203800196U CN203800196U CN201420219486.3U CN201420219486U CN203800196U CN 203800196 U CN203800196 U CN 203800196U CN 201420219486 U CN201420219486 U CN 201420219486U CN 203800196 U CN203800196 U CN 203800196U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- aluminium
- copper
- cylindrical
- shape groove
- 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 - Lifetime
Links
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 66
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 66
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 239000004411 aluminium Substances 0.000 claims description 63
- 241000271510 Agkistrodon contortrix Species 0.000 claims description 11
- 229910000906 Bronze Inorganic materials 0.000 claims description 10
- 239000010974 bronze Substances 0.000 claims description 10
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The utility model discloses a copper-aluminum wiring terminal and provides a copper-aluminum wiring terminal which is antirust and long in service life. The key point of the technical scheme of the utility model is that, a second aluminum cylinder is connected and fixed with a first copper cylinder by welding. The copper-aluminum terminal is characterized in that, the diameter of the second aluminum cylinder and the diameter of the first copper cylinder are the same. A waterproof oil layer is arranged at a welding part of the second aluminum cylinder and the first copper cylinder, wherein the thickness of the waterproof oil layer is 0.1-0.2 mm.
Description
Technical field
The utility model relates to cable gold utensil, and more particularly, it relates to a kind of copper aluminum connecting terminal.
Background technology
Binding post is applicable to electric wire in power distribution equipment, power cable is connected with electric equipment.The equipment that some need connect or connector belong to two kinds of different materials of copper aluminium, need to have corresponding transition terminal to connect, the conventional transition copper aluminum connecting terminal using.
At present, (Chinese patent that application number is 200920213008.0 discloses a kind of copper aluminum connecting terminal) on market, it comprises copperhead and aluminium bar; The outer surface of described aluminium bar is made up of large aluminium cylinder and little aluminium cylinder; Described copperhead is made up of plane body and little copper coin cylinder; Sealing wire is in little aluminium cylinder and the cylindrical joint of little copper.But this copper aluminum connecting terminal is generally mounted in outdoor, can often contact with rainwater, little aluminium cylinder and the cylindrical joint of little copper are Welding Structure, than being easier to be subject to rain erosion, can cause this weld to get rusty, the electric conductivity that reduces copper aluminum connecting terminal, reduces its useful life.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of copper aluminum connecting terminal of antirust, long service life.
For achieving the above object, the utility model provides following technical scheme: a kind of copper aluminum connecting terminal, comprise copperhead and aluminium bar, described aluminium bar comprises the first aluminium cylinder, aluminium bullet, the second aluminium cylinder composition that one sets gradually, and the cylindrical end face of relative the second aluminium of the first aluminium cylinder is provided with the cylinder shape groove for placing conductive paste; Described copperhead comprises the first copper coin cylinder, copper connector, the second bronze medal plane body that one sets gradually; Described the second aluminium cylinder and the first copper coin cylinder join and are welded and fixed, and described the second aluminium cylinder is identical with the cylindrical diameter of the first bronze medal, and described the second aluminium cylinder and the cylindrical weld of the first bronze medal are provided with waterproof oil reservoir, and its thickness is 0.1～0.2mm.
By adopting technique scheme, described the second aluminium cylinder is identical with the cylindrical diameter of the first bronze medal, being convenient to both welds, also can avoid the second aluminium cylinder and the welding of the first copper coin cylinder to occur out-of-flatness situation simultaneously, reduce electric conductivity, because being provided with weld, weld is provided with waterproof oil reservoir, this waterproof oil reservoir forms waterproof oil reservoir by being coated in of liquid state on weld, the top layer of waterproof oil reservoir can be very smooth, rainwater cannot be rested on waterproof oil reservoir, rainwater cannot be contacted with weld for a long time, can avoid rain penetration to enter, can effectively avoid rainwater to corrode weld, rainwater can directly not contacted with weld, make weld there will not be the phenomenon of getting rusty, improve copper aluminum connecting terminal useful life.
The utility model is further set to: the cylindrical outer surface of the first aluminium is provided with some anti-skidding indenture groups, some anti-skidding indenture groups are uniformly distributed along the cylindrical axis direction of the first aluminium interval, described anti-skidding indenture group comprises several indentures, and several indentures are circumferentially uniformly distributed along the cylindrical lateral wall of the first aluminium.The cylindrical outer surface of the first aluminium is provided with some anti-skidding indenture groups personnel easy to use and takes, and anti-skidding indenture group comprises several indentures simultaneously, is convenient to the manufacture of anti-skidding indenture group, reduces manufacturing cost.
The utility model is further set to: the openend of described cylinder shape groove is provided with the seal cover for sealing cylinder connected in star, described seal cover one end face is provided with flange, the other end is placed in cylinder shape groove, and the open end of described flange and cylinder shape groove is inconsistent.The first aluminium cylinder arranges seal cover and can avoid conductive paste to spill, prevent that foreign material from sneaking into conductive paste, affects its electric conductivity, and at seal cover, flange being set is to avoid the careless entirety of seal cover to be tucked in cylinder shape groove.
By adopting technique scheme, described the second aluminium cylinder is identical with the cylindrical diameter of the first bronze medal, being convenient to both welds, also can avoid the second aluminium cylinder and the welding of the first copper coin cylinder to occur out-of-flatness situation simultaneously, reduce electric conductivity, because being provided with weld, weld is provided with waterproof oil reservoir, this waterproof oil reservoir forms waterproof oil reservoir by being coated in of liquid state on weld, the top layer of waterproof oil reservoir can be very smooth, rainwater cannot be rested on waterproof oil reservoir, rainwater cannot be contacted with weld for a long time, can avoid rain penetration to enter, can effectively avoid rainwater to corrode weld, rainwater can directly not contacted with weld, make weld there will not be the phenomenon of getting rusty, improve copper aluminum connecting terminal useful life.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of copper aluminum connecting terminal of the utility model;
Fig. 2 is the cutaway view in A-A direction in Fig. 1.
In figure 1, copperhead; 11, the first copper coin cylinder; 12, copper connector; 13, the second bronze medal plane body; 2, aluminium bar; 21, the first aluminium cylinder; 211, cylinder shape groove; 212, anti-skidding indenture group; 2121, indenture; 22, aluminium bullet; 23, the second aluminium cylinder; 3, waterproof oil reservoir; 4, seal cover; 41, flange.
Embodiment
Referring to figs. 1 through Fig. 2, a kind of copper aluminum connecting terminal of the utility model is further illustrated.
A kind of copper aluminum connecting terminal, comprise copperhead 1 and aluminium bar 2, described aluminium bar 2 comprises that the first aluminium cylinder 21, aluminium bullet 22, the second aluminium cylinder 23 that one sets gradually form, wherein aluminium bar 2 adopts casting, aluminium bullet 22, the second aluminium cylinder 23 are to form through machine work by aluminium bar 2, and an end face of relative the second aluminium cylinder 23 of the first aluminium cylinder 21 is provided with the cylinder shape groove 211 for placing conductive paste, described copperhead 1 comprises the first copper coin cylinder 11, copper connector 12, the second bronze medal plane body 13 that one sets gradually, wherein copperhead 1 adopts forging molding, the first copper coin cylinder 11 is formed by copperhead 1 machine work, described the second aluminium cylinder 23 and the first copper coin cylinder 11 join and are welded and fixed, described the second aluminium cylinder 23 is identical with the diameter of the first copper coin cylinder 11, being convenient to both welds, avoid the second aluminium cylinder 23 and the first copper coin cylinder 11 welding to occur out-of-flatness situation, reduce electric conductivity, the weld of described the second aluminium cylinder 23 and the first copper coin cylinder 11 is provided with waterproof oil reservoir 3, the top layer of waterproof oil reservoir 3 can be very smooth, rainwater cannot be rested on waterproof oil reservoir 3, rainwater cannot be contacted with weld for a long time, can avoid rain penetration to enter, this waterproof oil reservoir 3 can effectively avoid rainwater to corrode weld, rainwater can directly not contacted with weld, make weld there will not be the phenomenon of getting rusty, improve copper aluminum connecting terminal useful life, dubbin layer thickness is for being greater than 0.1mm, wherein optimum thickness is 1.5mm, meet copper aluminum connecting terminal waterproof requirement, while is also avoided dubbin excessive use, cause waste.
The outer surface of the first aluminium cylinder 21 is provided with some anti-skidding indenture groups 212, some anti-skidding indenture groups 212 are uniformly distributed along the axis direction interval of the first aluminium cylinder 21, described anti-skidding indenture group 212 comprises several indentures 2121, several indentures 2121 are circumferentially uniformly distributed along the lateral wall of the first aluminium cylinder 21, the outer surface of the first aluminium cylinder 21 is provided with some anti-skidding indenture groups 212 personnel easy to use and takes, anti-skidding indenture group 212 comprises several indentures 2121 simultaneously, be convenient to anti-skidding indenture group 212 and manufacture, reduce manufacturing cost.
The openend of described cylinder shape groove 211 is provided with the seal cover 4 for sealing cylinder connected in star 211, described seal cover one end face is provided with flange 41, the other end is placed in cylinder shape groove 211, the open end of described flange and cylinder shape groove 211 is inconsistent, the first aluminium cylinder 21 arranges seal cover 4 and can avoid conductive paste to spill, prevent that foreign material from sneaking into conductive paste, affect its electric conductivity, at seal cover 4, flange 41 being set is to avoid the careless entirety of seal cover 4 to be tucked in cylinder shape groove 211.
Claims (3)
1. a copper aluminum connecting terminal, comprise copperhead and aluminium bar, described aluminium bar comprises the first aluminium cylinder, aluminium bullet, the second aluminium cylinder that one sets gradually, and relative the second cylindrical other end of aluminium of the first aluminium cylinder is provided with the cylinder shape groove for placing conductive paste; Described copperhead comprises the first copper coin cylinder, copper connector, the second bronze medal plane body that one sets gradually; Described the second aluminium cylinder and the first copper coin cylinder join and are welded and fixed, it is characterized in that: described the second aluminium cylinder is identical with the cylindrical diameter of the first bronze medal, described the second aluminium cylinder and the cylindrical weld of the first bronze medal are provided with waterproof oil reservoir, and its thickness is 0.1～0.2mm.
2. a kind of copper aluminum connecting terminal according to claim 1, it is characterized in that: the cylindrical outer surface of the first aluminium is provided with some anti-skidding indenture groups, some anti-skidding indenture groups are uniformly distributed along the cylindrical axis direction of the first aluminium interval, described anti-skidding indenture group comprises several indentures, and several indentures are circumferentially uniformly distributed along the cylindrical lateral wall of the first aluminium.
3. a kind of copper aluminum connecting terminal according to claim 1 and 2, it is characterized in that: the openend of described cylinder shape groove is provided with the seal cover for sealing cylinder connected in star, described seal cover one end is provided with flange, the other end is placed in cylinder shape groove, and the open end of described flange and cylinder shape groove is inconsistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219486.3U CN203800196U (en) | 2014-04-30 | 2014-04-30 | Copper-aluminum wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219486.3U CN203800196U (en) | 2014-04-30 | 2014-04-30 | Copper-aluminum wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800196U true CN203800196U (en) | 2014-08-27 |
Family
ID=51382387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420219486.3U Expired - Lifetime CN203800196U (en) | 2014-04-30 | 2014-04-30 | Copper-aluminum wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203800196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722950A (en) * | 2019-01-14 | 2019-05-07 | 上海国爱电气有限公司 | A kind of dedicated 35 ° of corner terminals of the equal return cable of stray electrical current |
-
2014
- 2014-04-30 CN CN201420219486.3U patent/CN203800196U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109722950A (en) * | 2019-01-14 | 2019-05-07 | 上海国爱电气有限公司 | A kind of dedicated 35 ° of corner terminals of the equal return cable of stray electrical current |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000, Zhejiang Province, Yueqing City, Wenzhou province Liushi town after sand village Patentee after: FRIENDS ELECTRIC POWER HARDWARE CO.,LTD. Address before: 325000, Zhejiang Province, Yueqing City, Wenzhou province Liushi town after sand village Patentee before: ZHEJIANG FRIENDS ELECTRIC POWER HARDWARE CO.,LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |