CN208386083U - A kind of strands strengthening core twisted wire strain clamp - Google Patents
A kind of strands strengthening core twisted wire strain clamp Download PDFInfo
- Publication number
- CN208386083U CN208386083U CN201820626378.6U CN201820626378U CN208386083U CN 208386083 U CN208386083 U CN 208386083U CN 201820626378 U CN201820626378 U CN 201820626378U CN 208386083 U CN208386083 U CN 208386083U
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- China
- Prior art keywords
- strengthening core
- steel anchor
- strands
- pipe
- bushing pipe
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Abstract
The utility model discloses a kind of strands strengthening core twisted wire strain clamps, it includes strengthening core bushing pipe (1), steel anchor (2), outer aluminum pipe (3), filled layer (4), conduction wire clamp (5)；Strengthening core bushing pipe (1) is covered in the end of strengthening core, strengthening core bushing pipe (1) is crimped in the inner hole (2-1) of steel anchor (2) end, outer aluminum pipe (3) covers in steel anchor (2) and unstripped conductor (6) periphery and compresses, strengthening core in unstripped conductor (6) is connected as one with the strengthening core in inner hole (2-1), filled layer (4) is located between steel anchor (2) and outer aluminum pipe (3), drainage plate (3-1) on outer aluminum pipe (3) is connect by bolt with conduction wire clamp (5), to realize the connection of wire jumper.This strain clamp is reasonable in design, easy for installation, and strengthening core is enable effectively to connect with steel anchor, so that stress transfer is uniform, the safety in operation of conducting wire is high, practical.
Description
Technical field
The utility model relates to the strands strengthening core twisted wire strain clamps in a kind of overhead transmission line.
Background technique
The wire and cable used is conveyed generally using steel-cored aluminium strand as conducting wire to solve existing long-range large-capacity power, is consumed energy
Greatly, current-carrying capacity is small, it is resulting from have a power failure, disconnection fault the problems such as happening occasionally, metal material is replaced using organic composite material
The core material of material production conducting wire has developed advanced composite material (ACM) synthesis core conducting wire.This kind of conducting wire has high temperature resistant, large capacity, low
The features such as energy consumption, long service life.Since this kind of conducting wire has very high superiority, obtained in reconstruction of old circuit and new route
Good application.Since super-pressure, extra high voltage line promote the use, large-section lead obtains bigger demand, major diameter
The bad limitation of the bending property of single composite material core lead starts to appear, and brings many inconvenience for construction and installation, is
This, people have developed strands strengthening core to replace single major diameter strengthening core, can solve the above problems.But it is this more
Connection, the fixation of the twisted strengthening core of stock are a urgent problems to be solved.
Utility model content
Purpose of utility model: purpose of the utility model is to solve problem of the prior art, provide a kind of multiply strand
The dedicated strain clamp of strengthening core twisted wire is closed, this kind of strain clamp structure is reliable, and it is easy to maintain, extend since crimp region uses
Property good material, and each contact portion is evenly arranged on stress on strengthening core added with diamond dust, and the safety system of strengthening core can be improved
Several and twisted wire service life.
Technical solution: in order to realize the purpose of this utility model, the utility model adopts the following technical scheme:
A kind of strands strengthening core twisted wire strain clamp, it include strengthening core bushing pipe, steel anchor, outer aluminum pipe, filled layer,
Conduction wire clamp；
Strengthening core liner sleeve is crimped in the inner hole of steel anchor end in the end of strengthening core, strengthening core bushing pipe, outer aluminium pipe sleeve
It in steel anchor and unstripped conductor periphery and compresses, the strengthening core connection in the strengthening core and inner hole in unstripped conductor
It is integrated, the filled layer is between steel anchor and outer aluminum pipe；Filled layer is between unstripped conductor and outer aluminum pipe；
Drainage plate on the outer aluminum pipe is connect by bolt with conduction wire clamp, to realize the connection of wire jumper.
Preferably, above-described strands strengthening core twisted wire strain clamp, strengthening core bushing pipe are independent
7 strengthening core aluminum pipes or be the strengthening core bushing pipe with seven inner holes；Diamond dust is equipped with inside strengthening core bushing pipe.Strengthening core
Bushing pipe material be aluminium alloy, copper alloy or other materials with good ductility and intensity,
Preferably, above-described strands strengthening core twisted wire strain clamp, the bore area of steel anchor are set
There is diamond dust.
Preferably, above-described strands strengthening core twisted wire strain clamp, filled layer are that aluminium alloy is pre-
Hank knotting or aluminium bushing pipe.
Id orthogonal where being welded with drainage plate, drainage plate plane and conducting wire and wire jumper on outer aluminum pipe forms " hoe
Formula " or " pistol ".One end of conduction wire clamp is bolted in drainage plate, and the conduction wire clamp other end crimps wire jumper.
Preferably, above-described strands strengthening core twisted wire strain clamp, the strengthening core bushing pipe
It controls with the compression ratio of steel anchor press fit part conducting wire strengthening core 7%~8%.
The utility model has the advantages that strands strengthening core twisted wire provided by the utility model is had the advantage that with strain clamp
(1) strands strengthening core twisted wire strain clamp provided by the utility model is connected by the connection type of crimping
It connects, installs easy to operate.
(2) strands strengthening core twisted wire strain clamp provided by the utility model makes 7 strengthening cores can be with steel anchor
Effectively connection, so that stress transfer is uniform, improves the safety in operation of conducting wire.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of strengthening core bushing pipe.
Fig. 2 is the structural schematic diagram of another strengthening core bushing pipe.
Fig. 3 is the structural schematic diagram that steel anchor and steel anchor crimp area deformation front and back.
Fig. 4 is the structural schematic diagram of strands strengthening core twisted wire strain clamp.
Fig. 5 is another structural schematic diagram of strands strengthening core twisted wire strain clamp.
Specific embodiment
Combined with specific embodiments below, the utility model is furtherd elucidate, it should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art couple
The modification of the various equivalent forms of the utility model falls within the application range as defined in the appended claims.
As shown in Fig. 1 to 5, a kind of strands strengthening core twisted wire strain clamp, including strengthening core bushing pipe 1, steel anchor 2,
Outer aluminum pipe 3, filled layer 4 and conduction wire clamp 5.Wherein: strengthening core bushing pipe 1 is respectively fitted over the end of 7 independent strengthening cores, then will
The strands strengthening core for being cased with strengthening core bushing pipe 1 is put into the inner hole of 2 end of steel anchor, and the part is crimped；It then will be outer
3 sets of aluminum pipe junctions between steel anchor 2 and unstripped conductor 6 simultaneously crimp, and are led with being connected to steel anchor 2 and the outer layer of twisted wire
Body.Between steel anchor 2 and outer aluminum pipe 3, filled layer 4 is equipped between unstripped conductor 6 and outer aluminum pipe 3, filled layer 4 is aluminium
Alloy preformed armor rods or aluminium bushing pipe.Drainage plate 3-1 on outer aluminum pipe 3 is connect by bolt with conduction wire clamp 5, to realize the company of wire jumper
It connects.
Above-described strands strengthening core twisted wire strain clamp, strengthening core bushing pipe 1 are independent 7 strengthening core aluminium
Pipe is the strengthening core bushing pipe with seven inner holes；Diamond dust is equipped with inside strengthening core bushing pipe 1.The bore area of steel anchor 2 is set
There is diamond dust.
Wherein, strengthening core bushing pipe and steel anchor control 7%~8% the compression ratio of strengthening core.
The wherein gross area after compression ratio=(gross area after the gross area-crimping before crimping)/crimping；
Wherein:
The gross area before crimping are as follows:+7 strengthening core sectional areas of strengthening core bushing pipe area+steel anchor crimping area's ring cross-section product；
Crimping is long-pending below are as follows: pressing mold sectional area, pressing mold sectional area are as follows: and the interior hexagonal cross-section product of steel anchor crimping area's outer diameter ×
0.993。
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (4)
1. a kind of strands strengthening core twisted wire strain clamp, which is characterized in that it includes strengthening core bushing pipe (1), steel anchor
(2), outer aluminum pipe (3), filled layer (4), conduction wire clamp (5)；
Strengthening core bushing pipe (1) is covered in the end of strengthening core, and strengthening core bushing pipe (1) is crimped on the inner hole (2-1) of steel anchor (2) end
Interior, outer aluminum pipe (3) covers in steel anchor (2) and unstripped conductor (6) periphery and compresses, it is in unstripped conductor (6) plus
Strong core is connected as one with the strengthening core in inner hole (2-1), and the filled layer (4) is located between steel anchor (2) and outer aluminum pipe (3)
And/or filled layer (4) is between unstripped conductor (6) and outer aluminum pipe (3)；
Drainage plate (3-1) on the outer aluminum pipe (3) is connect by bolt with conduction wire clamp (5), to realize the connection of wire jumper.
2. strands strengthening core twisted wire strain clamp according to claim 1, which is characterized in that strengthening core bushing pipe
(1) 7 strengthening core aluminum pipes are independent or for the strengthening core bushing pipe with seven inner holes；It is equipped with inside strengthening core bushing pipe (1)
Diamond dust.
3. strands strengthening core twisted wire strain clamp according to claim 1, which is characterized in that steel anchor (2) it is interior
Hole surface is equipped with diamond dust.
4. strands strengthening core twisted wire strain clamp according to claim 1, which is characterized in that filled layer (4) is
Aluminium alloy preformed armor rods or aluminium bushing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820626378.6U CN208386083U (en) | 2018-04-28 | 2018-04-28 | A kind of strands strengthening core twisted wire strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820626378.6U CN208386083U (en) | 2018-04-28 | 2018-04-28 | A kind of strands strengthening core twisted wire strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208386083U true CN208386083U (en) | 2019-01-15 |
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ID=64973371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820626378.6U Active CN208386083U (en) | 2018-04-28 | 2018-04-28 | A kind of strands strengthening core twisted wire strain clamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN208386083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666956A (en) * | 2018-04-28 | 2018-10-16 | 中复碳芯电缆科技有限公司 | A kind of strands strengthening core twisted wire strain clamp |
-
2018
- 2018-04-28 CN CN201820626378.6U patent/CN208386083U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666956A (en) * | 2018-04-28 | 2018-10-16 | 中复碳芯电缆科技有限公司 | A kind of strands strengthening core twisted wire strain clamp |
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