CN106207922A - Anti-icing of Transmission Lines freezes strain clamp and preparation method thereof - Google Patents
Anti-icing of Transmission Lines freezes strain clamp and preparation method thereof Download PDFInfo
- Publication number
- CN106207922A CN106207922A CN201610652207.6A CN201610652207A CN106207922A CN 106207922 A CN106207922 A CN 106207922A CN 201610652207 A CN201610652207 A CN 201610652207A CN 106207922 A CN106207922 A CN 106207922A
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- China
- Prior art keywords
- aluminum pipe
- wire
- strain clamp
- steel anchor
- cavity
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/16—Devices for removing snow or ice from lines or cables
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- Road Paving Structures (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention provides a kind of Anti-icing of Transmission Lines and freeze strain clamp and preparation method thereof.Described Anti-icing of Transmission Lines freezes strain clamp and includes: aluminum pipe, and described aluminum pipe has cavity；Wire, extend into the cavity of described aluminum pipe from the first end of described aluminum pipe；Steel anchor, extend into the cavity of described aluminum pipe from the second end of described aluminum pipe；Described wire realizes being connected with described steel anchor in described aluminum pipe；Hole for injecting glue, is opened on aluminum pipe and connects the cavity of described aluminum pipe；Vulcanite, enters the cavity of described aluminum pipe from described hole for injecting glue.Described manufacture method includes by the hole for injecting glue of aluminum pipe to strain clamp internal injection liquid curing rubber, till from the second end of described aluminum pipe, aluminum pipe overflows vulcanite with steel anchor intersection.The present invention can solve the problem that existing strain clamp, at aluminum pipe cavity hydrops and under strain clamp bears under the conditions of relatively hightension, is susceptible to aluminum pipe deformation or the problem of fracture that low temperature hydrops frost heave causes.
Description
Technical field
The present invention relates to power domain, be specifically related to a kind of Anti-icing of Transmission Lines and freeze strain clamp and preparation method thereof.
Background technology
Strain clamp is as fixing the gold utensil of wire in overhead transmission line in power system, respectively with wire and insulator
String is connected, and insulator chain is connected with steel tower again, the effect play and undertake wire tension, reducing wire degree of speeding, and is to ensure electric power
The important component part of system safety operation.Under normal circumstances, strain clamp port is level or the ramp-like operation that dips down, but
In the overhead transmission line of some extreme terrains, adjacent two base shaft towers there is bigger difference in height and span is less so that highly
The strain clamp of relatively low side shaft tower is presented and is pulled out form operation；Additionally, for normal condition port be within level or 10 ° downwards
The strain clamp tilted, wire tension varies with temperature with sag in cold weather, also can make strain clamp to a certain extent
Present and pull out form.Once meet with sleety weather, rainwater or snow water will carry over wire pour in down a chimney inflow strain clamp in.Strain clamp exists
Typically use welding procedure during production, do not reserve leaking hole, and steel anchor crimps well with aluminum pipe afterbody when assembling crimping so that
Rainwater or snow water are retained and cannot be escaped to aluminum pipe crimpless district, when running into freezing weather especially, after the water in aluminum pipe freezes
The squeezing action produced will have a strong impact on the service life of strain clamp, the safe and stable operation of harm transmission line of electricity.The lowest
Under the conditions of temperature, wire tension increases, the conjunction that the extruding force now produced at wire tension and internal water icing volumetric expansion produces
Under power effect, strain clamp aluminum pipe is susceptible to deformation, even ruptures time serious.
In prior art, " the resistance to bracing cable of carbon fiber photoelectric composite lead wire Anti-freezing of Patent No. 201320159474.1
Folder ", this patent is directed under normal operation, and water enters the situation within aluminum pipe at strain clamp afterbody steel anchor, and
Cannot avoid on wire clamp, pulling out rear water and carry over the situation of wire inflow wire clamp.
In sum, prior art there is problems in that, existing strain clamp, in the case of frost, is susceptible to
Deformation or fracture.
Summary of the invention
The present invention provides a kind of Anti-icing of Transmission Lines to freeze strain clamp, to solve the existing strain clamp situation in frost
Under, it is susceptible to deformation or the problem of fracture.
To this end, the present invention proposes a kind of Anti-icing of Transmission Lines freezes strain clamp, described Anti-icing of Transmission Lines freezes strain clamp
Including:
Aluminum pipe, described aluminum pipe has cavity, and described cavity has two ports, the respectively first end and the second end；
Wire, extend into the cavity of described aluminum pipe from the first end of described aluminum pipe, between described wire and described aluminum pipe
Carry out crimping and formed conductor compression jointing district；
Steel anchor, extend into the cavity of described aluminum pipe from the second end of described aluminum pipe, between described steel anchor and described aluminum pipe
Carry out crimping and formed steel anchor crimping district；
Described wire realizes being connected with described steel anchor in described aluminum pipe；
Hole for injecting glue, is opened on aluminum pipe and connects the cavity of described aluminum pipe；
Vulcanite, enters the cavity of described aluminum pipe from described hole for injecting glue, and injects in the cavity of described aluminum pipe, except leading
2/3 of remaining space outside wire crimp district and steel anchor crimping district.
Further, described vulcanite fills the cavity of described aluminum pipe.
Further, described hole for injecting glue is screw, and described hole for injecting glue is provided with the screw of sealing.
Further, during described hole for injecting glue is positioned at steel anchor crimping district.
The present invention also proposes a kind of Anti-icing of Transmission Lines that makes and freezes the manufacture method of strain clamp, and described manufacture method includes
Following steps:
Step A: wire is penetrated aluminum pipe, until exposing conducting wire end, carrying out aluminum stock and divesting, exposing wire steel core；
Step B: penetrated by wire steel core in steel anchor, carries out crimping of wire steel core and steel anchor；
Step C: the wire of the first end of described aluminum pipe is crimped with aluminum pipe；
Step D: lifted by the second end of described aluminum pipe, makes the first end of aluminum pipe be positioned under the second end of described aluminum pipe
Side；
Step E: make hole for injecting glue on aluminum pipe；
Step F: by the hole for injecting glue of aluminum pipe to strain clamp internal injection liquid curing rubber, until vulcanite is from institute
State till on the second end of aluminum pipe, aluminum pipe and steel anchor intersection overflow；
Step G: block hole for injecting glue；
Step H: the second end of described aluminum pipe is anchored into row with steel and crimps.
Further, described step E occurred before step A.
Further, described liquid curing rubber is silicone rubber.
Further, described manufacture method particularly as follows:
The position that dimension mark wire according to steel anchor and aluminum pipe divests；
Wire is penetrated aluminum pipe, until exposing conducting wire end, carrying out aluminum stock and divesting, exposing wire steel core；
Wire steel core is penetrated in steel anchor, carry out crimping of wire steel core and steel anchor；
Adjusting wire and steel anchor position in aluminum pipe, making steel anchor annulus side bottom is 4.2cm with the spacing of aluminum pipe；
The wire of strain clamp the first end is crimped with aluminum pipe；
Being lifted by the second end by strain clamp, down, make described aluminum pipe and horizontal line is that 35 ° of angles are to 45° angle to the first end；
By the hole for injecting glue of aluminum pipe to aluminum pipe internal injection silicone rubber, until the aluminum pipe that silicone rubber is at the second end and steel anchor
Till intersection overflows；
It is screwed in screw after screw is picked a small amount of silicone rubber, within screw is screwed into rear insert depth 1mm；
The aluminum pipe of the second end anchors into row with steel crimp.
By the way of punching at strain clamp aluminum pipe and inject silicone rubber, it is achieved to rainwater, the obstruct of snow water, it is to avoid stream
Enter inside strain clamp aluminum pipe.In strain clamp aluminum pipe after filled silicon rubber, though still occur inside aluminum pipe part hydrops and
At freezing weather generation icing phenomenon, owing to most of space in strain clamp aluminum pipe crimpless region is tied up, it is possible to significantly
The pressure that aluminum pipe is squeezed that weakening freezes produces, thus realize the protection to strain clamp.Thus, the present invention can solve the problem that existing
Strain clamp at aluminum pipe cavity hydrops and under strain clamp bears under the conditions of relatively hightension, be susceptible to low temperature hydrops frost heave
The aluminum pipe deformation caused or the problem of fracture.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram that the Anti-icing of Transmission Lines of the embodiment of the present invention freezes strain clamp.
Drawing reference numeral illustrates:
1 steel anchor 51 steel anchor crimping district of aluminum pipe 10 hole for injecting glue 3 wire 31 conductor compression jointing district 5
Detailed description of the invention
In order to be more clearly understood from the technical characteristic of the present invention, purpose and effect, now comparison accompanying drawing illustrates this
Bright.
Include as it is shown in figure 1, the Anti-icing of Transmission Lines of the embodiment of the present invention freezes strain clamp:
Aluminum pipe 1, described aluminum pipe has cavity, and described cavity has two ports, the respectively first end (lower end in Fig. 1)
With the second end (upper end in Fig. 1)；
Wire 3, extend into the cavity of described aluminum pipe from the first end of described aluminum pipe, described wire 3 and described aluminum pipe 1 it
Between carry out crimping (be compacted or compress) and forming conductor compression jointing district 31；
Steel anchor 5, extend into the cavity of described aluminum pipe from the second end of described aluminum pipe 1, described steel anchor 5 and described aluminum pipe 1
Between carry out crimping (be compacted or compress) and form steel anchor crimping district 51；
Described wire steel core realizes being connected with described steel anchor in described aluminum pipe；Wire being penetrated aluminum pipe, leading until exposing
End, carries out aluminum stock and divests, expose wire steel core, is penetrated by wire steel core in steel anchor, carries out the pressure of wire steel core and steel anchor
Connect；
Hole for injecting glue 10, is opened on aluminum pipe 1 and connects the cavity of described aluminum pipe；
Vulcanite, enters the cavity of described aluminum pipe from described hole for injecting glue 10, and injects in the cavity of described aluminum pipe, remove
(in other words, vulcanite injection aluminum pipe is non-for 2/3 of remaining space outside conductor compression jointing district and steel anchor crimping district
2nd/3 of the hollow part in crimping district).In strain clamp aluminum pipe after filling and vulcanization rubber, even if inside aluminum pipe still
Part hydrops occurs and at freezing weather generation icing phenomenon, due to the most of space by strain clamp aluminum pipe crimpless region
Tie up, it is possible to the pressure that aluminum pipe is squeezed that significantly weakening freezes produces, thus realize the protection to strain clamp.
Further, described vulcanite fills the cavity of described aluminum pipe, i.e. vulcanite and fills aluminum pipe crimpless district
Hollow part.In such manner, it is possible to more effectively weaken the pressure that aluminum pipe is squeezed produced that freezes, it is achieved to rainwater, the obstruct of snow water,
Avoid flowing into inside strain clamp aluminum pipe.
Further, described hole for injecting glue 10 is screw, and described hole for injecting glue 10 is provided with the screw of sealing, it is simple to follow-up envelope
Stifled.
Further, described hole for injecting glue 10 is positioned in steel anchor crimping district 51, and this region is between steel anchor 5 and described aluminum pipe 1
Crimping district, the space around this region is more, be suitable for perforate injecting glue.
The present invention also proposes a kind of Anti-icing of Transmission Lines that makes and freezes the manufacture method of strain clamp, and described manufacture method includes
Following steps:
Step A: wire 3 is penetrated aluminum pipe 1, until exposing conducting wire end, carrying out aluminum stock and divesting, exposing wire steel core；
Step B: penetrated by wire steel core in steel anchor 5, carries out crimping of wire steel core and steel anchor；
Step C: the wire of first end (lower end) of described aluminum pipe is entered 1 row with aluminum pipe and crimps；
Step D: lifted by second end (upper end of Fig. 1) of described aluminum pipe, makes first end (lower end of Fig. 1) of aluminum pipe be positioned at
The upper end of second end Fig. 1 of described aluminum pipe) lower section；
Step E: make hole for injecting glue 10 on aluminum pipe 1；
Step F: injected liquid curing rubber to strain clamp is internal by the hole for injecting glue 10 of aluminum pipe, until vulcanite from
Till on second end of described aluminum pipe, aluminum pipe overflows with steel anchor intersection；
Step G: block hole for injecting glue 10；
Step H: the second end of described aluminum pipe is anchored into row with steel and crimps.
Further, described step E occurred before step A, in order to avoid affecting the crimping of wire.
Further, described liquid curing rubber is silicone rubber.Liquid silastic has good fluidity, vulcanizes fast spy
Point, can become soft elasticity, nontoxic, tasteless elastomer with moulding by casting or injection moulding after sulfuration, can be by strain clamp aluminum pipe
The hollow part in crimpless district ties up, and prevents the seeping phenomenon in aluminum pipe.
Further, described manufacture method particularly as follows:
The position that dimension mark wire according to steel anchor and aluminum pipe divests；
Wire is penetrated aluminum pipe, until exposing conducting wire end, carrying out aluminum stock and divesting, exposing wire steel core；
Wire steel core is penetrated in steel anchor, carry out crimping of wire steel core and steel anchor；
Adjusting wire and steel anchor position in aluminum pipe, making steel anchor annulus side bottom is 4.2cm with the spacing of aluminum pipe；
The wire of strain clamp the first end is crimped with aluminum pipe；
Being lifted by the second end by strain clamp, down, make described aluminum pipe and horizontal line is that 35 ° of angles are to 45° angle, example to the first end
As for 40 ° of angles, in order to ensure that the flowing velocity of liquid curing rubber is suitable, this angle makes the flowing speed of liquid curing rubber
Degree will not be too slow, will not the just solidification when the most fully flowing；Also will not be too fast, affect the substantial degree of injecting glue；
By the hole for injecting glue of aluminum pipe to aluminum pipe internal injection silicone rubber, until the aluminum pipe that silicone rubber is at the second end and steel anchor
Till intersection overflows, to ensure filling of liquid curing rubber；
It is screwed in screw after screw is picked a small amount of silicone rubber, within screw is screwed into rear insert depth 1mm；
The aluminum pipe of the second end anchors into row with steel crimp.
Wherein, in addition to injecting glue process, aluminum pipe and the process that crimps of wire and steel anchor and the conventional complete phase of crimping process
With, should carry out with technique directive/guide in strict accordance with Specification.Above-mentioned in steps after, strain clamp should meet routine
The technological requirement of crimping and acceptance specification.Wherein should ensure that at screw that screw is completely embedded into, should avoid during crimping pressing on screw
The one of place is embossed in screw and aluminum pipe intersection, seamless between screw and aluminum pipe after crimping.After close inspection is errorless, can be by strain insulator
Wire clamp hanging wire is installed.
For avoiding the occurrence of the potential safety hazard that the internal hydrops of strain clamp causes, the present invention crimps work at wire with strain clamp
After sequence, open screw by the crimping district at strain clamp aluminum pipe, in screw, inject liquid silastic be filled with, until
The hollow part in crimpless district is filled full.Liquid silastic has good fluidity, vulcanizes fast feature, can with moulding by casting or
Injection moulding, becomes soft elasticity, nontoxic, tasteless elastomer after sulfuration, can be by the hollow part in strain clamp aluminum pipe crimpless district
Position ties up, and prevents the seeping phenomenon in aluminum pipe.After filling, screw is screwed into screw and seals.
The foregoing is only the schematic detailed description of the invention of the present invention, be not limited to the scope of the present invention.For this
Each ingredient of invention can be mutually combined under conditions of not conflicting, any those skilled in the art, without departing from this
Equivalent variations done on the premise of the design of invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (8)
1. an Anti-icing of Transmission Lines freezes strain clamp, it is characterised in that described Anti-icing of Transmission Lines freezes strain clamp and includes:
Aluminum pipe, described aluminum pipe has cavity, and described cavity has two ports, the respectively first end and the second end；
Wire, extend into the cavity of described aluminum pipe from the first end of described aluminum pipe, carries out between described wire and described aluminum pipe
Crimp and formed conductor compression jointing district；
Steel anchor, extend into the cavity of described aluminum pipe from the second end of described aluminum pipe, carries out between described steel anchor and described aluminum pipe
Crimp and formed steel anchor crimping district；
Described wire realizes being connected with described steel anchor in described aluminum pipe；
Hole for injecting glue, is opened on aluminum pipe and connects the cavity of described aluminum pipe；
Vulcanite, enters the cavity of described aluminum pipe from described hole for injecting glue, and injects in the cavity of described aluminum pipe, except wire pressure
Connect district and steel anchor crimping district outside remaining space 2/3.
2. Anti-icing of Transmission Lines as claimed in claim 1 freezes strain clamp, it is characterised in that described vulcanite fills described
The cavity of aluminum pipe.
3. Anti-icing of Transmission Lines as claimed in claim 1 freezes strain clamp, it is characterised in that described hole for injecting glue is screw, institute
State hole for injecting glue and be provided with the screw of sealing.
4. Anti-icing of Transmission Lines as claimed in claim 1 freezes strain clamp, it is characterised in that described hole for injecting glue is positioned at steel anchor pressure
Connect in district.
5. making the Anti-icing of Transmission Lines according to any one of Claims 1-4 and freeze a manufacture method for strain clamp, it is special
Levying and be, described manufacture method comprises the following steps:
Step A: wire is penetrated aluminum pipe, until exposing conducting wire end, carrying out aluminum stock and divesting, exposing wire steel core；
Step B: penetrated by wire steel core in steel anchor, carries out crimping of wire steel core and steel anchor；
Step C: the wire of the first end of described aluminum pipe is crimped with aluminum pipe；
Step D: lifted by the second end of described aluminum pipe, makes the first end of aluminum pipe be positioned at the lower section of the second end of described aluminum pipe；
Step E: make hole for injecting glue on aluminum pipe；
Step F: by the hole for injecting glue of aluminum pipe to strain clamp internal injection liquid curing rubber, until vulcanite is from described aluminum
Till on second end of pipe, aluminum pipe overflows with steel anchor intersection；
Step G: block hole for injecting glue；
Step H: the second end of described aluminum pipe is anchored into row with steel and crimps.
6. Anti-icing of Transmission Lines as claimed in claim 5 freezes the manufacture method of strain clamp, it is characterised in that described step E
Occurred before step A.
7. Anti-icing of Transmission Lines as claimed in claim 5 freezes the manufacture method of strain clamp, it is characterised in that described liquid sulfur
Change rubber is silicone rubber.
8. Anti-icing of Transmission Lines as claimed in claim 5 freezes the manufacture method of strain clamp, it is characterised in that described making side
Method particularly as follows:
(1) position divested according to the dimension mark wire of steel anchor and aluminum pipe；
(2) wire is penetrated aluminum pipe, until exposing conducting wire end, carrying out aluminum stock and divesting, exposing wire steel core；
(3) wire steel core is penetrated in steel anchor, carry out crimping of wire steel core and steel anchor；
(4) adjusting wire and steel anchor position in aluminum pipe, making steel anchor annulus side bottom is 4.2cm with the spacing of aluminum pipe；
(5) wire of strain clamp the first end is crimped with aluminum pipe；
(6) being lifted by the second end by strain clamp, down, make described aluminum pipe and horizontal line is that 35 ° of angles are to 45° angle to the first end；
(7) by the hole for injecting glue of aluminum pipe to aluminum pipe internal injection silicone rubber, until the aluminum pipe that silicone rubber is at the second end and steel anchor
Till intersection overflows；
(8) it is screwed in screw after screw being picked a small amount of silicone rubber, within screw is screwed into rear insert depth 1mm；
(9) aluminum pipe of the second end anchors into row with steel to crimp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610652207.6A CN106207922B (en) | 2016-08-10 | 2016-08-10 | Anti-icing of Transmission Lines freezes strain clamp and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610652207.6A CN106207922B (en) | 2016-08-10 | 2016-08-10 | Anti-icing of Transmission Lines freezes strain clamp and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106207922A true CN106207922A (en) | 2016-12-07 |
| CN106207922B CN106207922B (en) | 2018-09-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108531035A (en) * | 2018-03-29 | 2018-09-14 | 苏斌 | Coating, preparation method and the air source heat pump evaporator with the paint coatings |
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| Publication number | Publication date |
|---|---|
| CN106207922B (en) | 2018-09-07 |
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