CN205752568U - A kind of copper aluminum lap device under high salt fog high humidity environment - Google Patents
A kind of copper aluminum lap device under high salt fog high humidity environment Download PDFInfo
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- CN205752568U CN205752568U CN201620665196.0U CN201620665196U CN205752568U CN 205752568 U CN205752568 U CN 205752568U CN 201620665196 U CN201620665196 U CN 201620665196U CN 205752568 U CN205752568 U CN 205752568U
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- Prior art keywords
- aluminum
- copper
- face
- matrix
- humidity environment
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Abstract
This utility model provides a kind of copper aluminum lap device under high salt fog high humidity environment, and including aluminum matrix, one end of aluminum matrix is provided with the copper end face of coating layers of copper, and the other end of aluminum matrix is aluminum end face；The outside copper bar of copper end face overlap joint device, copper end face is provided with the first fastening screw, and copper end face connects outside copper bar by twist-on the first fastening assembly in the first fastening screw；The output aluminum row of aluminum end face overlap joint device, aluminum end face is provided with the second fastening screw, and aluminum end face passes through twist-on the second fastening assembly in the second fastening screw and is connected with output aluminum row, and aluminum end face is coated with fluid sealant with the faying surface surrounding exporting aluminum row.Provide the benefit that the generation that can be prevented effectively from different potentials difference, efficiently, reliably, thoroughly solve the copper bar overlap joint galvanic corrosion problems of high salt fog, high humidity environment, and contact resistance can be reduced and control device temperature rise.
Description
Technical field
This utility model belongs to air quantity power field, especially relates to a kind of copper aluminum under high salt fog high humidity environment and takes
Connection device.
Background technology
In the coastal or offshore applications of wind-power electricity generation, air belongs to high salt fog, high humility medium, easily causes the corruption of device
Copper aluminum row's overlap joint application of erosion, especially different potentials difference, high salt fog, the air dielectric of high humility enter Tong Lv lap-joint, shape
Becoming galvanic effect, cause electrochemical corrosion, in During Process of Long-term Operation, faying surface contact resistance is continuously increased, the row's temperature rise of copper aluminum
Drastically raise, ultimately result in device and burn even breaking out of fire.In prior art, it is essentially all by the exterior copper at device
Arrange with the output aluminum of device arrange between copper aluminum bonding jumper is installed, the structure of copper aluminum bonding jumper be one side be copper another side be aluminum, outward
Portion's copper bar contacts with the copper face of copper aluminum bonding jumper, and device output aluminum row contact with the aluminum face of copper aluminum bonding jumper, and this scheme can be
Avoiding the galvanic corrosion problem of copper aluminum different potentials difference in a short time, but can increase overlap resistance, long-play temperature rise can be anxious
Acute rising causes copper aluminum bonding jumper to burn, it is impossible to thoroughly solve the copper bar overlap joint galvanic corrosion problems of high salt fog, high humidity environment.
Utility model content
In view of this, this utility model is directed to a kind of copper aluminum lap device under high salt fog high humidity environment, energy
Enough being prevented effectively from the generation of different potentials difference, solution efficient, reliable, thorough solves high salt fog, the copper bar of high humidity environment overlaps electricity
Chemical attack problem, and contact resistance can be reduced and control device temperature rise.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of copper aluminum lap device under high salt fog high humidity environment, including aluminum matrix, the one of described aluminum matrix
End is provided with the copper end face of coating layers of copper, and the other end of described aluminum matrix is aluminum end face；Outside described copper end face overlap joint device
Portion's copper bar, described copper end face is provided with the first fastening screw, and described copper end face is by twist-on in described first fastening screw
First fastening assembly connects described outside copper bar；The output aluminum row of described aluminum end face overlap joint device, described aluminum end face is provided with
Second fastening screw, described aluminum end face is arranged with described output aluminum by twist-on the second fastening assembly in described second fastens screw
Connect, and the faying surface surrounding of described aluminum end face and described output aluminum row is coated with fluid sealant.
Further, described aluminum matrix is L-shaped.
Further, the exposure of described aluminum matrix is coated with tin layers, is coated with nickel dam or anodized, described cruelly
Show up and include except arranging the described aluminum outer surface of matrix forming faying surface with described outside copper bar and described output aluminum.
Further, described first fastening assembly and described second fastening assembly all include bolt, elastomeric pad and nut.
Relative to prior art, the copper aluminum lap device under high salt fog high humidity environment described in the utility model has
Following advantage:
This utility model by coating layers of copper in one end of aluminum matrix, and forming one end is copper end face, and the other end is aluminum end
Face, by the outside copper bar of copper end face overlap joint device, the output aluminum row of aluminum end face overlap joint device, efficiently solves different metal material
Matter overlaps, and produces potential difference, the problem that electrochemical corrosion occurs under high salt fog, high humidity environment, it is achieved two kinds of materials of device copper aluminum
Middle transition between matter；And whole lap device is using aluminum as matrix, it is possible to effectively reduce contact resistance, prevent long-time
Operation temperature rise is too high, burns lap device；It is coated in the fluid sealant on the faying surface of aluminum end face and output aluminum row, it is possible to prevent height
Salt fog, highly humid air enter the inside of faying surface and corrode.
It is coated with tin layers in the exposure of aluminum matrix, is coated with nickel dam or anodized, contribute to protecting aluminum matrix
It is exposed to the part in high salt fog and high humidity environment, it is not easy to corrosion.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and this practicality is new
The schematic description and description of type is used for explaining this utility model, is not intended that improper restriction of the present utility model.?
In accompanying drawing:
Fig. 1 is the structural representation of aluminum matrix of the present utility model；
Fig. 2 is the structural representation of this utility model embodiment.
Description of reference numerals:
1-aluminum matrix；11-copper end face；111-first fastens screw；12-aluminum end face；121-second fastens screw；Outside 2-
Portion's copper bar；3-output aluminum row；4-the first fastening assembly；5-the second fastening assembly；6-fluid sealant.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in this utility model and the feature in embodiment can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description rather than instruction
Hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be not understood that
For to restriction of the present utility model.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicate
Or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
Being described, " multiple " are meant that two or more.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on can being understood by concrete condition
State term concrete meaning in this utility model.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Figure 1, 2, this utility model provides a kind of copper aluminum lap device under high salt fog high humidity environment, including
Aluminum matrix 1, one end of described aluminum matrix 1 is provided with the copper end face 11 of coating layers of copper, and the other end of described aluminum matrix 1 is
Aluminum end face 12；Described copper end face 11 overlaps the outside copper bar 2 of device, and described copper end face 11 is provided with the first fastening screw 111,
Described copper end face 11 connects described outside copper bar 2 by twist-on the first fastening assembly 4 in described first fastens screw 111；Institute
State aluminum end face 12 and overlap the output aluminum row 3 of device, described aluminum end face 12 is provided with the second fastening screw 121, described aluminum end face
12 are connected with described output aluminum row 3 by twist-on the second fastening assembly 5 in described second fastens screw 121, and described aluminum end
Face 12 is coated with fluid sealant 6 with the faying surface surrounding of described output aluminum row 3.
Described aluminum matrix 1 is L-shaped.
Being coated with tin layers in the exposure of described aluminum matrix 1, be coated with nickel dam or anodized, described exposure includes
Except described aluminum matrix 1 outer surface forming faying surface with described outside copper bar 2 and described output aluminum row 3.
Described first fastening assembly 4 and described second fastening assembly 5 all include bolt, elastomeric pad and nut.
The work process of the present embodiment: before this utility model with the output aluminum row 3 of device and outside copper bar 2 overlap joint,
First remove oxide layer and the burr on aluminum matrix 1 surface, ethanol scrub process can be used；The most first by aluminum end face 12 and output aluminum
Row 3 overlap joint, by twist-on the second fastening assembly 5 in the second fastening screw 121 on aluminum end face 12, it is achieved with output aluminum row 3
Be fastenedly connected, then faying surface surrounding coat fluid sealant 6, finally by copper end face 11 with outside copper bar 2 overlap, by copper
Twist-on the first fastening assembly 4 in the first fastening screw 111 on end face 11, it is achieved with being fastenedly connected of outside copper bar 2.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (4)
1. the copper aluminum lap device under high salt fog high humidity environment, it is characterised in that: include aluminum matrix, described aluminum
One end of matrix is provided with the copper end face of coating layers of copper, and the other end of described aluminum matrix is aluminum end face；Described copper end face overlaps
The outside copper bar of device, described copper end face is provided with the first fastening screw, and described copper end face is by fastening spiral shell described first
In hole, twist-on the first fastening assembly connects described outside copper bar；The output aluminum row of described aluminum end face overlap joint device, described aluminum end face
On be provided with the second fastening screw, described aluminum end face is by fastening in screw twist-on the second fastening assembly with described described second
Output aluminum row connect, and the faying surface surrounding of described aluminum end face and described output aluminum row is coated with fluid sealant.
Copper aluminum lap device under high salt fog high humidity environment the most according to claim 1, it is characterised in that: described aluminum
Matrix processed is L-shaped.
Copper aluminum lap device under high salt fog high humidity environment the most according to claim 1, it is characterised in that: described aluminum
Being coated with tin layers in the exposure of matrix processed, be coated with nickel dam or anodized, described exposure includes removing and described exterior copper
Row and described output aluminum row form the described aluminum outer surface of matrix of faying surface.
Copper aluminum lap device under high salt fog high humidity environment the most according to claim 1, it is characterised in that: described
One fastening assembly and described second fastening assembly all include bolt, elastomeric pad and nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665196.0U CN205752568U (en) | 2016-06-24 | 2016-06-24 | A kind of copper aluminum lap device under high salt fog high humidity environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665196.0U CN205752568U (en) | 2016-06-24 | 2016-06-24 | A kind of copper aluminum lap device under high salt fog high humidity environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205752568U true CN205752568U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620665196.0U Expired - Fee Related CN205752568U (en) | 2016-06-24 | 2016-06-24 | A kind of copper aluminum lap device under high salt fog high humidity environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205752568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932433A (en) * | 2016-06-24 | 2016-09-07 | 天津瑞能电气有限公司 | Copper-aluminum lap-jointing apparatus used in high-salt-mist and high-humidity environment and implementation method therefor |
-
2016
- 2016-06-24 CN CN201620665196.0U patent/CN205752568U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932433A (en) * | 2016-06-24 | 2016-09-07 | 天津瑞能电气有限公司 | Copper-aluminum lap-jointing apparatus used in high-salt-mist and high-humidity environment and implementation method therefor |
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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: 20161130 Termination date: 20210624 |