CN211579004U - Copper-aluminum transition wire clamp - Google Patents

Copper-aluminum transition wire clamp Download PDF

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Publication number
CN211579004U
CN211579004U CN202020573626.2U CN202020573626U CN211579004U CN 211579004 U CN211579004 U CN 211579004U CN 202020573626 U CN202020573626 U CN 202020573626U CN 211579004 U CN211579004 U CN 211579004U
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CN
China
Prior art keywords
wire
copper
aluminum
wire pressing
line
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
Application number
CN202020573626.2U
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Chinese (zh)
Inventor
王锐
李建
陈立文
于海波
姚帅
高强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qianguo Fuhui Wind Energy Co ltd
Original Assignee
Qianguo Fuhui Wind Energy Co ltd
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Publication date
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Priority to CN202020573626.2U priority Critical patent/CN211579004U/en
Application granted granted Critical
Publication of CN211579004U publication Critical patent/CN211579004U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a copper-aluminum transition wire clamp, two ends of which are respectively used for clamping and fixing a wire and connecting electrical equipment, and an aluminum main body, wherein the aluminum main body is provided with a wire pressing end and an extending end which are integrally formed; the extending end is provided with a copper sheet, and the copper sheet and the extending end form a connecting end through a hot rolling process; the wire pressing plate is fixedly connected to the wire pressing end through a bolt and clamps and fixes the wire between the wire pressing plate and the aluminum main body; during actual operation, the lead is placed on the wire pressing end, then the wire pressing plate is pressed on the wire pressing end and the lead in a pressing mode, the lead is tightly fixed between the wire pressing plate and the wire pressing end through bolts in a screwing mode, and after the lead is installed, the connecting end is connected with other electrical equipment; the utility model discloses a fastener makes the wire insert easily fixed, and fixed mode is more reasonable, convenient, and the quality is more excellent, and fundamentally solves the cracked problem of lower lead wire, greatly reduced current collection line tripping operation number of times.

Description

Copper-aluminum transition wire clamp
Technical Field
The utility model relates to a wind power generation equipment technical field especially relates to a copper aluminium transition fastener.
Background
The existing part of wind power plants still have the problem that the collector wire faults are caused by the breakage of the lower lead, the copper-aluminum transition wire noses are commonly used for the lower lead terminal of the fan cable of the wind power plants, the quality of the lower lead terminal of the fan cable of the wind power plants cannot meet the existing service standard, and a lot of lower lead terminals of the fan cable have the tendency of breaking, which is the main reason for the faults of the collector wire.
The quality of the connecting terminals currently used has the following problems:
1. the quality of the wiring terminal does not meet the national standard requirement: the screw hole is too large, so that the contact area of the wiring terminal is reduced, and the fixing bolt is easy to loosen; the outer pipe diameter of the terminal becomes thin, and the pipe wall becomes thin; the depth in the tube becomes shallow, and the wire insertion part becomes short; the length of copper in the copper-aluminum transition part is shortened; the width of the contact surface part is reduced, so that the contact area is reduced; the thickness of the contact face portion is reduced.
2. The installation process is not precise: in the installation, whether the wiring terminal and the equipment wire clamp can be well connected or not is one of the conditions for ensuring safe power supply, and after the outdoor cable head wiring terminal is fused, the contact part of the lead wire clamp and the wiring terminal is found to have melting points through careful inspection, so that the contact surface of two different metals of copper and aluminum is corroded, and the contact surface is poor in contact to cause overheating and burning loss.
Therefore, the defects of a wiring terminal used by the fan cable lower lead terminal of the wind field in the prior art are combined, and a device which can solve the problems that the original copper-aluminum transition type terminal is unreasonable in design and unqualified in quality is designed, so that the problems are solved.
Disclosure of Invention
The utility model aims at providing a solve original copper aluminium transition formula end design shortcoming such as unreasonable, the quality is unqualified, change original drop out insurance downlead copper aluminium transition formula end into novel copper aluminium transition fastener, promote current collecting line's stability, avoid causing current collecting line tripping operation accident because of cable downlead terminal burns out the copper aluminium transition fastener.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a copper aluminium transition fastener, the both ends of this fastener are used for the centre gripping respectively to fix leads and connect electrical equipment, include:
the aluminum body is provided with a line pressing end and an extending end, and the line pressing end and the extending end are integrally formed; wherein
The extending end is provided with a copper sheet, and the copper sheet and the extending end form a connecting end through a hot rolling process;
the wire pressing plate is fixedly connected to the wire pressing end through bolts and achieves clamping and fixing of the wires between the wire pressing plate and the aluminum main body.
The wire pressing end is provided with a first bolt hole and a first wire groove;
the wire pressing plate is provided with a second bolt hole and a second wire groove;
the bolt sequentially passes through a first bolt hole and a second bolt hole so as to fixedly install the wire pressing plate and the aluminum main body;
furthermore, the first wire slot and the second wire slot are correspondingly arranged to install the wire.
The first wire groove and the second wire groove are correspondingly compacted to form a wire compacting space A so as to realize the fixed installation of the wire.
The connection end includes:
a through hole to connect electrical equipment.
The inner included angle of the joint of the line pressing end 11 and the connecting end 13 is 30 degrees.
The line pressing end 11 and the extending end 12 are made of aluminum;
the connecting end 13 is made of copper and aluminum;
the thickness of the copper sheet is one tenth of that of the line pressing end 11.
In the technical scheme, the utility model discloses a copper aluminium transition fastener has following beneficial effect:
the utility model discloses a lead wire terminal under to the fan cable reforms transform, designs a novel copper aluminium transition fastener, and this fastener makes the wire insert easily fixed, and fixed mode is more reasonable, convenient, and the quality is more excellent, and fundamentally solves the cracked problem of down lead, greatly reduced current collection line tripping operation number of times.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of an aluminum main body in a copper-aluminum transition wire clamp provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of a line ball clamp in a copper-aluminum transition wire clamp provided by an embodiment of the present invention;
fig. 3 is a schematic view of a using structure of a copper-aluminum transition wire clamp provided by an embodiment of the present invention;
fig. 4 is a schematic structural view of a wire compacting space a in a copper-aluminum transition wire clamp according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a copper-aluminum transition wire clamp provided by an embodiment of the present invention.
Description of reference numerals:
1. an aluminum body; 2. a wire pressing plate; 3. a bolt; 4. a wire;
11. a wire pressing end; 12. an extension end; 13. a connecting end;
21. a second bolt hole; 22. a second wire slot;
111. a first bolt hole; 112. a first wire slot;
131. a through hole;
A. the wire compacts the space.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
It is to be noted that the terms "upper", "between", and the like, as used herein, are used in an orientation or positional relationship indicated on the drawings for convenience of description and simplicity of description, and similar expressions are used for illustrative purposes only and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention; furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-5;
the utility model discloses a copper aluminium transition fastener, the both ends of this fastener are used for 4 and connection electrical equipment of centre gripping fixed wire respectively, include:
the aluminum body 1, the aluminum body 1 is provided with a line pressing end 11 and an extending end 12, and the line pressing end 11 and the extending end 12 are integrally formed; wherein
The extending end 12 is provided with a copper sheet, and the copper sheet and the extending end 12 form a connecting end 13 through a hot rolling process;
line ball board 2, line ball board 2 passes through bolt 3 fixed connection and realizes that wire 4 centre gripping is fixed in between line ball board 2 and the aluminium main part 1 on line ball end 11.
Specifically, in the copper-aluminum transition wire clamp provided by the utility model, during actual operation, the wire 4 is placed on the wire pressing end 11, then the wire pressing plate 2 is pressed on the wire pressing end 11 and the wire 4, and the bolt 3 is used for screwing the wire 4 to firmly fix the wire 4 between the wire pressing plate 2 and the wire pressing end 11, and after the wire is installed, the connecting end 13 is connected with other electrical equipment;
wherein, the smooth and cambered surface that just is of pressure line board 2 surface, when using the nut to revolve wrong bolt 3, in order to avoid nut and pressure line board 2 surface can not laminate completely, overlaps a gasket on bolt 3 earlier during the operation, and the gasket can laminate completely with the nut, and the device installation of being convenient for is fixed.
The line pressing end 11 is provided with a first bolt hole 111 and a first line groove 112;
the wire pressing plate 2 is provided with a second bolt hole 21 and a second wire groove 22;
the bolt 3 passes through the first bolt hole 111 and the second bolt hole 21 in sequence to realize the fixed installation of the tension disc 2 and the aluminum main body 1;
the first wire groove 112 and the second wire groove 22 correspond in position to mount the wire 4.
The first wire groove 112 and the second wire groove 22 are correspondingly compacted to form a wire compacting space a to realize the fixed installation of the wire 4.
Specifically, the wire pressing end 11 of the aluminum main body 1 and the wire pressing plate 2 are simultaneously provided with a first bolt hole 111 and a second bolt hole 21 which correspond to each other in position, the bolt holes are used for installing bolts 3 to complete fastening, and assembly and disassembly are convenient;
the first wire groove 112 and the second wire groove 22 form a wire compacting space A which is convenient for installing and fixing the wire 4, the wire compacting space A is oval, an installation position can be provided for the wire 4 so as to protect the wire 4 from being damaged by crushing, the clamping force of the wire 4 can be increased to a certain degree, and the installation is firm.
The connection end 13 includes:
the through hole 131, the through hole 131 is used for connecting the electrical equipment.
The inner included angle of the joint of the line pressing end 11 and the connecting end 13 is 30 degrees.
Preferably, the connection included angle between the line pressing end 11 and the connecting end 13 is improved from the common 180 degrees to 30 degrees, so that the stress condition of the wire can be reduced.
The line pressing end 11 and the extending end 12 are made of aluminum;
the connecting end 13 is made of copper and aluminum;
the thickness of the copper sheet is one tenth of the thickness of the wire pressing end 11.
Preferably, the connecting end 13 is composed of an extending end 12 made of an aluminum material and a copper sheet, and the connecting end 13 is composed of the copper sheet after the copper sheet is combined with the extending end 12 through a hot rolling process, so that the advantages that overheating burning loss caused by poor contact of contact surfaces due to corrosion of contact surfaces of two different metals cannot occur, the aluminum material is not easy to bend and break when being impacted by the outside, and the capability of stable operation of equipment can be improved;
meanwhile, the connecting end 13 and the line pressing end 11 are combined together, so that the conductive efficiency can be improved, and the stable operation of the equipment can be ensured.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (6)

1. The utility model provides a copper aluminium transition fastener, the both ends of this fastener are used for centre gripping fixed wire (4) and connection electrical equipment respectively, its characterized in that includes:
the aluminum body (1), the aluminum body (1) is provided with a line pressing end (11) and an extending end (12), and the line pressing end (11) and the extending end (12) are integrally formed; wherein
The extending end (12) is provided with a copper sheet, and the copper sheet and the extending end (12) form a connecting end (13) through a hot rolling process;
line ball board (2), line ball board (2) pass through bolt (3) fixed connection and realize on line ball end (11) wire (4) centre gripping is fixed in between line ball board (2) and aluminium main part (1).
2. The copper-aluminum transition wire clamp of claim 1, comprising:
the wire pressing end (11) is provided with a first bolt hole (111) and a first wire groove (112);
the wire pressing plate (2) is provided with a second bolt hole (21) and a second wire casing (22);
the bolt (3) passes through a first bolt hole (111) and a second bolt hole (21) in sequence to realize the fixed installation of the line pressing plate (2) and the aluminum main body (1);
the first (112) and second (22) raceways are in positional correspondence for mounting the wire (4).
3. The copper-aluminum transition wire clamp of claim 2, comprising:
the first wire groove (112) and the second wire groove (22) are correspondingly compacted to form a wire compacting space A so as to realize the fixed installation of the wire (4).
4. The copper-aluminum transition clamp according to claim 1, characterized in that the connection end (13) comprises:
a through-hole (131), the through-hole (131) being for connecting an electrical device.
5. The copper-aluminum transition wire clamp of claim 1, comprising:
and the inner included angle of the joint of the line pressing end (11) and the connecting end (13) is 30 degrees.
6. The copper-aluminum transition wire clamp of claim 1, comprising:
the wire pressing end (11) and the extending end (12) are made of aluminum;
the connecting end (13) is made of copper-aluminum material;
the thickness of the copper sheet is one tenth of that of the line pressing end (11).
CN202020573626.2U 2020-04-16 2020-04-16 Copper-aluminum transition wire clamp Expired - Fee Related CN211579004U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020573626.2U CN211579004U (en) 2020-04-16 2020-04-16 Copper-aluminum transition wire clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020573626.2U CN211579004U (en) 2020-04-16 2020-04-16 Copper-aluminum transition wire clamp

Publications (1)

Publication Number Publication Date
CN211579004U true CN211579004U (en) 2020-09-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020573626.2U Expired - Fee Related CN211579004U (en) 2020-04-16 2020-04-16 Copper-aluminum transition wire clamp

Country Status (1)

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CN (1) CN211579004U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113839227A (en) * 2021-10-14 2021-12-24 国网新疆电力有限公司奎屯供电公司 Novel equipment wire clamp and using method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113839227A (en) * 2021-10-14 2021-12-24 国网新疆电力有限公司奎屯供电公司 Novel equipment wire clamp and using method thereof

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Granted publication date: 20200925