CN201656407U - Wire clamp for transmission lines - Google Patents
Wire clamp for transmission lines Download PDFInfo
- Publication number
- CN201656407U CN201656407U CN2010201302699U CN201020130269U CN201656407U CN 201656407 U CN201656407 U CN 201656407U CN 2010201302699 U CN2010201302699 U CN 2010201302699U CN 201020130269 U CN201020130269 U CN 201020130269U CN 201656407 U CN201656407 U CN 201656407U
- Authority
- CN
- China
- Prior art keywords
- wire clamp
- wire
- clamping part
- transmission line
- wire casing
- 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 - Lifetime
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Abstract
The utility model discloses a wire clamp for transmission lines, which comprises a first clamping portion and a second clamping portion moving relatively to the same. The first clamping portion and the second clamping portion are provided with first wire slots relatively arranged. The wire clamp further comprises wire clamp cores detachably connected with the first wire slots, second wire slots are arranged on the wire clamp cores, and the diameters of the first wire slots are larger than the diameters of the second wire slots. In the wire clamp, the first wire slots of the first clamping portion and the second clamping portion are detachably connected with the wire clamp cores, the second wire slots are arranged on the wire clamp cores, the wire clamp can be matched with ground wires with different diameters by replacing by proper wire clamp cores, and the wire clamp cores can be made into a plurality of specifications, so that one wire clamp can be applicable to ground wires of various specifications.
Description
Technical field
The utility model relates to a kind of wire clamp that is used for transmission line.
Background technology
The overhead transmission line lightning protection is the emphasis of line upkeep and transformation always, a large amount of statisticss of China's circuit operation show, no matter are high pressure, or extra high voltage network, the thunderbolt of 40-70%, the especially mountain route of damage to crops caused by thunder fault still the line is busy road fault occupies sizable ratio.
Domestic and international operating experience and the combinatory analysis of fault shown, the supertension line lightning stroke flashover, except that the higher shaft tower of earth resistance was strikeed back, shielding was still main cause.A large amount of lightning stroke trip faults all is that less relatively lightning current causes, generally is about 15-30KA, and so little thunder and lightning amplitude reaches the condition of counterattack far away.Theory analysis thinks that under less relatively lightning current state, the lightning conducter shielding was lost efficacy, and caused the thunderbolt lead, caused the transmission line lightning stroke tripping operation.
For fear of the generation of shielding, on transmission line, set up the bypass overhead ground wire usually, and on the bypass overhead ground wire, anti-shock arrester is installed.Anti-shock arrester comprises and is used for anti-shock arrester is fixed on wire clamp on the bypass overhead ground wire, wire clamp commonly used generally is made of hinged two clamping plates, clamping plate are provided with the wire casing adaptive with the diameter of ground wire, when two clamping plates clamps, ground wire are clamped in the online groove.Because the diameter of ground wire has different specifications, the wire clamp that needs different size is to cooperate the ground wire of different-diameter, and this needs deposit different size wire clamp for the enterprise that uses wire clamp, to adapt to installation, maintenance etc., has increased the cost of enterprise.
The utility model content
The purpose of this utility model is to provide a kind of wire clamp that goes for the ground wire of different-diameter.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of wire clamp that is used for transmission line, comprise first clamping part and second clamping part that can the relative first clamping part activity, first clamping part and second clamping part have first wire casing that is oppositely arranged, it is characterized in that, also comprise the wire clamp core that removably connects with described first wire casing, described wire clamp core is provided with second wire casing, and the diameter of described first wire casing is greater than the diameter of described second wire casing.
At the wire clamp that is used for transmission line described in the utility model, described wire clamp core comprises semicylindrical main body, the outer cylinder of described main body and described first wire casing suitable, the inner cylinder of described main body is second wire casing, described outer cylinder is provided with and is used for the connecting portion that extends axially along main body that is connected with described first wire casing, and described first wire casing is provided with the link slot adaptive with described connecting portion.
At the wire clamp that is used for transmission line described in the utility model, described link slot is a dovetail groove, and described connecting portion is the dovetail slideway adaptive with described dovetail groove.
At the wire clamp that is used for transmission line described in the utility model, described link slot is "T"-shaped groove, and described connecting portion is the "T"-shaped guide rail adaptive with described "T"-shaped groove.
At the wire clamp that is used for transmission line described in the utility model, described connecting portion and described link slot transition or interference fit.
At the wire clamp that is used for transmission line described in the utility model, described wire clamp also comprises wire clamp core fixing pin, and described first clamping part and second clamping part and wire clamp core are provided with described wire clamp core and cooperate pin hole.
At the wire clamp that is used for transmission line described in the utility model, described first clamping part and second clamping part are hinged.
At the wire clamp that is used for transmission line described in the utility model, described first clamping part has a flexible member seat, be provided with flexible member in the described flexible member seat, described second retaining part is in being pressed on described first clamping part between described first clamping part and the described flexible member and under the effect at described flexible member.
Implement the wire clamp that is used for transmission line of the present utility model, has following beneficial effect: at the wire clamp that is used for transmission line of the present utility model, first wire casing of first clamping part and second clamping part is removably connected with the wire clamp core, the wire clamp core has second wire casing, when wire clamp cooperates with the ground wire of different-diameter, only need to change suitable wire clamp core and get final product, the wire clamp core can be made plurality of specifications, makes same wire clamp can be applicable to the ground wire of all size.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of first embodiment of the wire clamp that is used for transmission line of the present utility model;
Fig. 2 is pack into the schematic diagram of wire clamp core of second embodiment that is used for the wire clamp of transmission line of the present utility model;
Fig. 3 is the schematic diagram of second embodiment that is used for the wire clamp of transmission line of the present utility model when being unkitted the lambda line sandwich.
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, being first embodiment that is used for the wire clamp of transmission line of the present utility model, is the wire clamp on the anti-shielding lightning arrester.As shown in the figure, this wire clamp comprises first clamping part 10 and second clamping part 20, first clamping part 10 and second clamping part 20 have first wire casing 11,21 that is oppositely arranged, in order to make wire clamp can be applicable to and the ground wire cooperation of all size that first wire casing 11,21 is removably connected with wire clamp core 31,32.First wire casing 11 with first clamping part 10 is the fit structure that example describes the wire clamp core and first wire casing in detail with cooperating of wire clamp core 31 below.As shown in the figure, wire clamp core 31 is for having semicylindrical body 310, the semi-cylindrical shaped of doing is meant that cylinder is dug half the shape after opening through the plane of axis, the outer cylinder of body 310 and first wire casing 11 are suitable, the inner cylinder 311 of body 310 is second wire casing, the diameter of first wire casing 11 is greater than the diameter of second wire casing 311, and second wire casing 311 is applicable to the ground wire of minor diameter; The outer cylinder of body 310 is provided with and is used for the axially extended connecting portion 312 along body 310 that is connected with first wire casing 11, first wire casing 11 is provided with the link slot 12 adaptive with connecting portion 312, in the present embodiment, link slot 12 is a dovetail groove, connecting portion is the guide rail of 312 swallow-tail forms, during assembling, connecting portion 312 is aimed at link slot 12 and is inserted, loosening in order to prevent the core folder, connecting portion 312 and link slot can adopt interference fits or interference fit, perhaps also can adopt the mode of dowel fixes, promptly on first clamping part 11 and core folder 31, offer pin hole, insert wire clamp core fixing pin and prevent that the two from taking place to become flexible.
In the present embodiment, first clamping part 10 can be relative movable with second clamping part 20, second clamping part 20 is a movable block, has flexible member seat 13 on first clamping part 10, flexible member 14, the first clamping parts 20 pack in it between the flexible member 14 and first clamping part 10 and be pressed under the effect of flexible member 14 in first clamping 10.
As shown in Figures 2 and 3, for second embodiment that is used for the wire clamp of transmission line of the present utility model, be the wire clamp of anti-shock arrester equally, but structure is different.As shown in the figure, in the present embodiment, first clamping part 10 of wire clamp and second clamping part 20 are two alloy sheets, the two is hinged by bearing pin 15, first clamping part 10 and second clamping part 20 have first wire casing 11,21 that is oppositely arranged, for can being applicable to the ground wire of all size, wire clamp cooperates, first wire casing 11,21 is removably connected with wire clamp core 31,32, and first wire casing 11 with first clamping part 10 is the fit structure that example describes the wire clamp core and first wire casing in detail with cooperating of wire clamp core 31 below.As shown in the figure, wire clamp core 31 is for having semicylindrical body 310, the semi-cylindrical shaped of doing is meant that cylinder is dug half the shape after opening through the plane of axis, the outer cylinder of body 310 and first wire casing 11 are suitable, the inner cylinder 311 of body 310 is second wire casing, the diameter of first wire casing 11 is greater than the diameter of second wire casing 311, and second wire casing 311 is applicable to the ground wire of minor diameter; The outer cylinder of body 310 is provided with and is used for the axially extended connecting portion 312 along body 310 that is connected with first wire casing 11, first wire casing 11 is provided with the link slot 12 adaptive with connecting portion 312, in the present embodiment, link slot 12 is a dovetail groove, connecting portion is the guide rail of 312 swallow-tail forms, during assembling, connecting portion 312 is aimed at link slot 12 and is inserted, loosening in order to prevent the core folder, connecting portion 312 and link slot can adopt interference fits or interference fit, perhaps also can adopt the mode of dowel fixes, promptly on first clamping part 11 and core folder 31, offer pin hole, insert wire clamp core fixing pin and prevent that the two from taking place to become flexible.
In each embodiment of the present utility model, the shape of link slot is " T " row groove also, and connecting portion is "T"-shaped guide rail accordingly.
In each embodiment of the present utility model, first wire casing 11,12 is made the situation that is applicable to the max line footpath, second wire casing of wire clamp core 31,32 can be made all size, when when different line directly cooperates, the wire clamp core that only need pack into suitable gets final product, and, lay in multiple wire clamp to adapt to the situation in various lines footpath unlike existing wire clamp, help to save cost.
In conjunction with the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away under the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the present utility model.
Claims (8)
1. wire clamp that is used for transmission line, comprise first clamping part and second clamping part that can the relative first clamping part activity, first clamping part and second clamping part have first wire casing that is oppositely arranged, it is characterized in that, also comprise the wire clamp core that removably connects with described first wire casing, described wire clamp core is provided with second wire casing, and the diameter of described first wire casing is greater than the diameter of described second wire casing.
2. the wire clamp that is used for transmission line according to claim 1, it is characterized in that, described wire clamp core comprises semicylindrical main body, the outer cylinder of described main body and described first wire casing suitable, the inner cylinder of described main body is second wire casing, described outer cylinder is provided with and is used for the connecting portion that extends axially along main body that is connected with described first wire casing, and described first wire casing is provided with the link slot adaptive with described connecting portion.
3. the wire clamp that is used for transmission line according to claim 2 is characterized in that, described link slot is a dovetail groove, and described connecting portion is the dovetail slideway adaptive with described dovetail groove.
4. the wire clamp that is used for transmission line according to claim 2 is characterized in that, described link slot is "T"-shaped groove, and described connecting portion is the "T"-shaped guide rail adaptive with described "T"-shaped groove.
5. according to the described wire clamp that is used for transmission line of claim 1 to 4, it is characterized in that described connecting portion and described link slot transition or interference fit.
6. according to each described wire clamp that is used for transmission line of claim 1 to 4, it is characterized in that described wire clamp also comprises wire clamp core fixing pin, described first clamping part and second clamping part and wire clamp core are provided with described wire clamp core and cooperate pin hole.
7. according to each described wire clamp that is used for transmission line of claim 1 to 4, it is characterized in that described first clamping part and second clamping part are hinged.
8. according to each described wire clamp that is used for transmission line of claim 1 to 4, it is characterized in that, described first clamping part has a flexible member seat, be provided with flexible member in the described flexible member seat, described second retaining part is in being pressed on described first clamping part between described first clamping part and the described flexible member and under the effect at described flexible member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201302699U CN201656407U (en) | 2010-03-12 | 2010-03-12 | Wire clamp for transmission lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201302699U CN201656407U (en) | 2010-03-12 | 2010-03-12 | Wire clamp for transmission lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201656407U true CN201656407U (en) | 2010-11-24 |
Family
ID=43121645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201302699U Expired - Lifetime CN201656407U (en) | 2010-03-12 | 2010-03-12 | Wire clamp for transmission lines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201656407U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195258A (en) * | 2010-03-12 | 2011-09-21 | 深圳市通力信科技有限公司 | Wire clamp for power transmission line |
| CN102361268A (en) * | 2011-07-04 | 2012-02-22 | 孟庆义 | Wire stripping device |
-
2010
- 2010-03-12 CN CN2010201302699U patent/CN201656407U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195258A (en) * | 2010-03-12 | 2011-09-21 | 深圳市通力信科技有限公司 | Wire clamp for power transmission line |
| CN102361268A (en) * | 2011-07-04 | 2012-02-22 | 孟庆义 | Wire stripping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Longgang District of Shenzhen City, Guangdong province 518000 Bantian street community to horse Wai Tsai nest industrial area B Building 1 floor Patentee after: Tonys Technologies Co., Ltd. Address before: 518052, building 26, 2 Industrial Zone, two road, Nantou pass, Nanshan District, Guangdong, Shenzhen Patentee before: Tonys Technologies Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |
|
| CX01 | Expiry of patent term |