CN204966143U - Copper alloy contact wire - Google Patents
Copper alloy contact wire Download PDFInfo
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- CN204966143U CN204966143U CN201520505550.9U CN201520505550U CN204966143U CN 204966143 U CN204966143 U CN 204966143U CN 201520505550 U CN201520505550 U CN 201520505550U CN 204966143 U CN204966143 U CN 204966143U
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- copper alloy
- contact wire
- line feeder
- alloy contact
- wire matrix
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Abstract
The utility model provides a copper alloy contact wire. This copper alloy contact wire includes copper alloy contact wire base member and copper alloy line feeder, cladding of copper alloy line feeder or half cladding composite forming in in the copper alloy contact wire base member. The contact wire has better tensile strength and good electric conductive property.
Description
Technical field
The utility model relates to contact wire technical field, particularly relates to a kind of copper alloy contact wire.
Background technology
Contact wire is a kind of special aerial bare electric wire, by powering to electric locomotive etc. with the sliding friction of pantograph.Current electric railway adopts copper alloy as the main material of contact wire substantially, although copper alloy contact wire conductance is slightly low, structural strength and heat-resisting softening performance are all better than the contact wire of fine copper material.In order to ensure that train operating safety is stablized, require that contact wire possesses higher structural strength, but change copper alloy compositions with the structural strength improving contact wire while, the conductance of contact wire reduces again.Therefore, need a kind of copper alloy contact wire, to solve the above-mentioned technical problem existed in prior art.
Utility model content
The utility model provides a kind of copper alloy contact wire, and described copper alloy contact wire tensile strength is high, conducts electricity very well.
The technical solution adopted in the utility model is:
A kind of copper alloy contact wire, it comprises copper alloy contact wire matrix and copper alloy line feeder, and coated or half covered composite yarn of described copper alloy line feeder takes shape in described copper alloy contact wire matrix.
Preferably, the shape of cross section of described copper alloy line feeder can be circular or square, and described copper alloy line feeder is coated in described copper alloy contact wire matrix completely; Or the shape of cross section of described copper alloy line feeder is trapezoidal, and described trapezoidal top is as the part at the edge of described contact wire matrix.
Preferably, the shape of cross section of described copper alloy line feeder is configured to semilune, and the arc-shaped side of described copper alloy line feeder is as the part at the edge of described contact wire, described copper alloy line feeder is provided with lug boss towards the center of described copper alloy contact wire matrix.
Preferably, the shape of described lug boss is trapezoidal, and the center of the close below described contact wire matrix of described lug boss.
Preferably, when the material of described copper alloy contact wire matrix and described copper alloy line feeder is copper alloy, in described copper alloy contact wire matrix, the content of magnesium is 0.2%, and all the other are copper, and in described copper alloy line feeder, content of magnesium is 0.45%, and all the other are copper.
Utility model adopts technique scheme, and the utility model at least has following effect:
The copper alloy contact wire tensile strength that the utility model proposes is high, conductance good.The manufacture method of above-mentioned copper alloy contact wire that the utility model provides in addition adopts the metal material of different component to make copper alloy contact wire matrix and copper alloy line feeder respectively, improve intensity and the conductance of copper alloy contact wire, improve the security performance of product, reduce product Energy in use, and this manufacturing approach craft simple, be easy to operation.
Accompanying drawing explanation
Fig. 1 is the sectional drawing of the utility model second embodiment copper alloy contact wire;
Fig. 2 is the sectional drawing of the utility model the 3rd embodiment copper alloy contact wire;
Fig. 3 is the sectional drawing of the utility model the 4th embodiment copper alloy contact wire;
Fig. 4 is the flow chart of the copper alloy contact wire manufacture method of the utility model the 5th embodiment.
Wherein, 1-copper alloy contact wire matrix; 2-copper alloy line feeder.
Embodiment
For further setting forth the utility model for the technological means reaching predetermined object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in detail as rear.
The copper alloy contact wire that the utility model provides comprises copper alloy contact wire matrix and copper alloy line feeder, and copper alloy contact wire of the present utility model and various piece thereof will be described in detail belows.
First embodiment
Copper alloy contact wire as shown in Figure 1 to Figure 3 comprises copper alloy contact wire matrix 1 and copper alloy line feeder 2, and coated or half covered composite yarn of copper alloy line feeder 2 takes shape in copper alloy contact wire matrix 1.Coated or that half covered composite yarn is shaping mode does not limit at this, can be continued extrusion composite molding, also can be that other can realize arbitrarily the mode of above-mentioned composite molding technique.
As preferably, the material of copper alloy contact wire matrix 1 and line feeder 2 can be the copper alloy of different component, improves the intensity of contact wire with this.In addition, copper alloy line feeder 2 can be single also can be many in the lump coated or half covered composite yarn take shape in copper alloy contact wire matrix 1.
Further, when the material of copper alloy contact wire matrix 1 and copper alloy line feeder 2 is copper alloy, in copper alloy contact wire matrix 1, the content of magnesium is 0.2%, and all the other are copper, and in copper alloy line feeder 2, content of magnesium is 0.45%, and all the other are copper.The conductance of copper alloy contact wire Total Product can be made thus at least to reach 70-85%IACS, and tensile strength reaches more than 500-600MPa.
Second embodiment
As shown in Figure 1, the shape of copper alloy line feeder 2 can be circular or square (not shown), and copper alloy line feeder is coated in copper alloy contact wire matrix 1 completely.The position of copper alloy line feeder 2 can be in the top of copper alloy contact wire matrix 1, also can be positioned at the bottom (as shown in fig. 1) of copper alloy contact wire matrix 1, with this, conductivity of copper alloy contact wire and tensile strength is improved simultaneously.
The upper and lower of the copper alloy contact wire matrix 1 mentioned in this application be relative to copper alloy contact wire installation after state, namely little one end is positioned at the top of copper alloy contact wire matrix 1, and one end that head is large is positioned at the bottom of copper alloy contact wire matrix 1.
3rd embodiment
As shown in Figure 2, in the present embodiment, the shape of copper alloy line feeder is trapezoidal, the trapezoidal top part as the edge of copper alloy contact wire matrix 1.In this embodiment, copper alloy contact wire does not have complete coated line feeder, but half covered composite yarn takes shape in copper alloy contact wire matrix 1.This shape of copper alloy line feeder and setting position also can take into account electric conductivity and the tensile strength of copper alloy contact wire product simultaneously.
4th embodiment
As shown in Figure 3, the shape design of copper alloy line feeder 2 is semilune, and the arc-shaped side of copper alloy line feeder 2 is as the part at the edge of copper alloy contact wire matrix 1, and copper alloy line feeder 2 is provided with lug boss towards the center of copper alloy contact wire matrix 1.Preferably, the shape of lug boss is trapezoidal, and the center of the close below copper alloy contact wire matrix 1 of lug boss.Adopt this shape, and the position of copper alloy line feeder 2 setting can improve electric conductivity and the tensile strength of copper alloy contact wire product equally.
5th embodiment
As shown in Figure 4, the manufacture method of copper alloy contact wire as described above that the present embodiment provides comprises step S10 and step S20.Wherein, step S10: make copper alloy contact wire matrix 1 and copper alloy line feeder 2 respectively.Step S20: coated for copper alloy line feeder 2 or half covered composite yarn are taken shape in copper alloy contact wire matrix 1.
As preferably, make respectively in copper alloy contact wire matrix 1 and copper alloy line feeder 2, make copper alloy contact wire matrix 1 and specifically comprise: the continuously extruded oxygenless copper alloy bar in order to make copper alloy contact wire matrix, to form copper alloy contact wire matrix 1.Drawing copper alloy contact wire matrix 1, to form inner groovy on copper alloy contact wire matrix 1.
Further, make respectively in copper alloy contact wire matrix 1 and copper alloy line feeder 2, make copper alloy line feeder 2 and specifically comprise: continuously extruded and cold working in order to make the oxygenless copper alloy bar of copper alloy line feeder, to form copper alloy line feeder 2.Thus coated for copper alloy line feeder or half covered composite yarn are being taken shape in copper alloy contact wire matrix, specifically comprise: copper alloy line feeder 2 is arranged in the inner groovy of copper alloy contact wire matrix 1, by rolling or drawing by copper alloy line feeder 2 and copper alloy contact wire matrix 1 composite molding.Selectively, in copper alloy contact wire matrix 1, the content of magnesium is 0.2%, and all the other are copper, and in copper alloy line feeder 2, content of magnesium is 0.45%, and all the other are copper.Thus the conductance of copper alloy contact wire Total Product at least reaches 70-85%IACS, and tensile strength reaches more than 500-600MPa.
Provide an example below:
In step S10, first prepare the base material of copper alloy contact wire matrix: undertaken continuously extruded by the oxygenless copper alloy bar in order to make copper alloy contact wire matrix, the substrate diameter squeezed out is 30mm, in base material, content of magnesium is 0.2%, and all the other are copper.Then, the base material after drawing is continuously extruded, to form width for 6mm along base material axis direction on base material, the degree of depth is the inner groovy of 10mm.Then prepare single copper alloy line feeder again: by continuously extruded and cold working in order to make the oxygenless copper alloy bar of copper alloy line feeder, form the copper alloy line feeder that diameter is 6mm thus, wherein content of magnesium is 0.45%, and all the other are copper.
In step S20, after copper alloy line feeder is pressed into this inner groovy, by further rolling or continuous drawing, formation cross-sectional area is 150mm
2copper alloy contact wire finished product.Can obtain by detecting, in copper alloy contact wire finished product, the tensile strength of copper alloy contact wire base material is about 520MPa, conductance is 77%IACS, the tensile strength of copper alloy line feeder is 740MPa, conductance is 70%IACS, and the tensile strength of copper alloy contact wire finished product entirety can reach 560MPa, and conductance reaches 75%IACS.
By the explanation of embodiment, should to the utility model for the technological means reaching predetermined object and take and effect be able to more deeply and concrete understanding, but appended diagram is only to provide with reference to the use with explanation, is not used for being limited the utility model.
Claims (4)
1. a copper alloy contact wire, is characterized in that, comprises copper alloy contact wire matrix and copper alloy line feeder, and coated or half covered composite yarn of described copper alloy line feeder takes shape in described copper alloy contact wire matrix.
2. contact wire according to claim 1, is characterized in that, the shape of cross section of described copper alloy line feeder can be circular or square, and described copper alloy line feeder is coated in described copper alloy contact wire matrix completely; Or,
The shape of cross section of described copper alloy line feeder is trapezoidal, and described trapezoidal top is as the part at the edge of described contact wire matrix.
3. contact wire according to claim 1, it is characterized in that, the shape of cross section of described copper alloy line feeder is configured to semilune, and the arc-shaped side of described copper alloy line feeder is as the part at the edge of described contact wire, described copper alloy line feeder is provided with lug boss towards the center of described copper alloy contact wire matrix.
4. contact wire according to claim 3, is characterized in that, the shape of described lug boss is trapezoidal, and the center of the close below described contact wire matrix of described lug boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520505550.9U CN204966143U (en) | 2015-07-14 | 2015-07-14 | Copper alloy contact wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520505550.9U CN204966143U (en) | 2015-07-14 | 2015-07-14 | Copper alloy contact wire |
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| Publication Number | Publication Date |
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| CN204966143U true CN204966143U (en) | 2016-01-13 |
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| CN201520505550.9U Active CN204966143U (en) | 2015-07-14 | 2015-07-14 | Copper alloy contact wire |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934132A (en) * | 2015-07-14 | 2015-09-23 | 王文芳 | Copper alloy contact wire and manufacturing method thereof |
| CN114209572A (en) * | 2020-01-08 | 2022-03-22 | 微传智能科技（上海）有限公司 | Body-embedded physical therapy training device and application thereof |
-
2015
- 2015-07-14 CN CN201520505550.9U patent/CN204966143U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934132A (en) * | 2015-07-14 | 2015-09-23 | 王文芳 | Copper alloy contact wire and manufacturing method thereof |
| CN114209572A (en) * | 2020-01-08 | 2022-03-22 | 微传智能科技（上海）有限公司 | Body-embedded physical therapy training device and application thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200424 Address after: 313100 Changxing District Green Intelligent Manufacturing Industrial Park, Nanhu Lake industrial cluster, Changxing County, Huzhou City, Zhejiang Province Patentee after: Huzhou Gold Titanium conductor Technology Co., Ltd Address before: Weibin District of Xinxiang City, 453000 East Room No. 27 in Henan Province Patentee before: Wang Wenfang |