CN105552810A - Hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp - Google Patents
Hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp Download PDFInfo
- Publication number
- CN105552810A CN105552810A CN201510895757.6A CN201510895757A CN105552810A CN 105552810 A CN105552810 A CN 105552810A CN 201510895757 A CN201510895757 A CN 201510895757A CN 105552810 A CN105552810 A CN 105552810A
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- CN
- China
- Prior art keywords
- strain clamp
- drainage plate
- clamp body
- strain
- drainage
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Classifications
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- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention provides a hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp. The hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp comprises a steel anchor (1), a strain clamp body (2) and a drainage plate assembly (3). The steel anchor (1) is inserted in the tail end of the strain clamp body (2). The drainage plate assembly (3) and the strain clamp body (2) are of a split type structure. The steel anchor (1) comprises a pull ring part and a rod body part. The rod body part comprises a straight rod segment and a crimping segment. A plurality of annular grooves are formed in the surface of the crimping segment. The axial cross section of each annular groove is in a concave arc shape. The drainage plate assembly (3) is of a combined type structure and comprises a drainage plate base (6) and a drawer (5). The drainage plate base (6) and a drainage clamp (7) are fixedly connected at a certain angle. According to the invention, mature hydraulic splicing sleeves are adopted, the problems of an assembled stringing strain clamp for passing stringing equipment such as a pulley are overcome, the contact area between the drainage plate of the strain clamp and an aluminum pipe is ensured, and the electric property is ensured.
Description
Technical field:
The present invention relates to the connection gold utensil that a kind of aerial power transmission line connects wire and strain insulator string, be specifically related to a kind of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp.
Background technology:
Strain clamp is used for wire or lightning conducter to be fixed on the strain insulator string of non-rectilinear shaft tower, and play anchorage effect, being also used for fixing the bracing wire of bracing wire shaft tower, is the important gold utensil in transmission line.
At present, China's ultra high voltage construction has entered comprehensive Accelerating The Construction stage, often run in extra-high voltage project process of construction and other electric pressure engineering circuit crossover phenomenons, in the section lead Poling Construction process of the zone of intersection, crossed line is needed to stop transport, therefore, the time length of zone of intersection section lead Poling Construction determines and is overstated line outage time length.At present, the method that the lead engineering time is shorter is in the world assembly type overhead method, and the method is by accurate measurements and calculations, obtain the length of required wire, correct amount line taking is long, and at two ends crimping and tension-resisting clip, unfolds the stringing method that this section directly hangs up strain tower afterwards.Compared with common stringing method, it unfolds after first pressing wire, and therefore, require that the strain clamp of design must by equipment such as coasters, its mechanical performance and electric property must engineering demands simultaneously.
The present invention is directed to steel reinforced aluminium conductor, for assembly type overhead technological requirement, provide a kind of strain clamp of special construction to coordinate with it, steel reinforced aluminium conductor and strain insulator-string to be coupled together transmitting force and electric loading by stable effectively gripping.
Summary of the invention:
The present invention is a kind of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp, because assembly type overhead requirement strain clamp directly draws, therefore, require that its version and size must coordinate with pulling equipment bindiny mechanism, meanwhile, its version is necessary can by overhead line erecting equipments such as coasters.The strain clamp of this patent design overcomes the problems referred to above, for assembly type overhead construction process requirement, devises a kind of novel strain clamp.
The invention provides a kind of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp, comprise steel anchor (1), strain clamp body (2), drainage plate assembly (3), described steel anchor (1) is plugged on described strain clamp body (2) tail end, and described drainage plate assembly (3) and strain clamp body (2) are split-type structural form.
Described strain clamp body (2) is hollow tubular, and described strain clamp body housing adopts aluminium alloy to make
Further, described steel anchor (1) comprises tab part and shank portion, described shank portion comprises straight bar section and crimp segment, the surface of described crimp segment is provided with some cannelures, the axial cross section of described cannelure is arcs of recesses, adopt bulge loop to be connected between described adjacent annular groove, the axis cross section of described bulge loop is convex; The maximum gauge of described bulge loop and the internal diameter of strain clamp body (2) suitable.
Further, described strain clamp body (2) head end external cylindrical surface is provided with conical section, described strain clamp body (2) sidewall is provided with oil filler point (4), through the aluminium stranded conductor after stripping in described strain clamp body (2), the gap between strain clamp body (2) and aluminium stranded conductor arranges electric power fat by oil filler point (4).
Further, described drainage plate assembly (3) is fabricated structure, comprise drainage plate base (6) and drawer (5), described drainage plate base (6) bottom is provided with conduction wire clamp (7), described conduction wire clamp (7) is fixedly connected with drainage plate base (6) is angled, and the anchor ear that described drainage plate base (6) and drawer (5) are combined to form hollow is sleeved on strain clamp body (2).
Further, the aluminium alloy that the component that described strain clamp body (2) is following parts by weight is made:
Aluminium 89-93 part, iron 4-6 part, manganese dioxide 3-6 part, magnesium 3-5 part, titania fiber 1-2 part, tin 1-1.5 part, tungsten carbide 0.5-1 part, particle diameter are nano zine oxide 0.05-1 part of 8-12, graphene nanometer sheet 0.05-0.1 part and vanadic oxide 0-0.5 weight portion.
Described a kind of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp, its crimping mode is:
Step one: steel anchor (1), strain clamp body (2), aluminium stranded conductor are crimped,
Step 2: carry out Poling Construction;
Step 3: adopt compressive connection in air after construction, is crimped together drainage plate assembly (3) and strain clamp body (2).
Further, described drainage plate assembly (3) is crimped on the outside of strain clamp body (2), the strain clamp body (2) of crimping transmits tension force, and the strain clamp body (2) of crimping and drainage plate assembly (3) transmit electrical load.
With immediate prior art ratio, the present invention has following excellent effect:
Adopt ripe fluid pressure type splicing sleeve, compression joint technique is ripe, and crimp quality is easily protected.Overcome the problem that the overhead line erecting equipments such as coaster crossed by assembly type overhead strain clamp.Drainage plate is crimped on outside aluminum pipe, ensures the contact area of strain clamp drainage plate and aluminum pipe, ensure its electrical characteristic.
Accompanying drawing illustrates:
Fig. 1 is steel reinforced aluminium conductor structure chart;
Fig. 2 is the structural representation of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp of the present invention;
Fig. 3 is the aluminium pipe structure schematic diagram that the present invention relates to;
Fig. 4 is front view and the right view schematic diagram of the drainage plate that the present invention relates to;
Fig. 5 is the front view of steel anchor and the schematic diagram of vertical view that the present invention relates to.
Description of reference numerals: 1 ?steel anchor; 2 ?strain clamp body; 3 ?drainage plate assembly; 4 ?oil filler point; 5 ?drawer; 6 ?drainage plate base; 7 ?conduction wire clamp.
Embodiment:
Below in conjunction with accompanying drawing, the present invention is further illustrated:
As shown in Figure 2, for the structural representation of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp of the present invention, comprise steel anchor 1, strain clamp body 2, drainage plate assembly 3, described steel anchor 1 is plugged on described strain clamp body 2 tail end, and described drainage plate assembly 3 is split-type structural form with strain clamp body 2.
As shown in Figure 3, for the aluminium pipe structure schematic diagram that the present invention relates to, described strain clamp body 2 head end external cylindrical surface is provided with conical section, described strain clamp body 2 sidewall is provided with oil filler point 4, through the aluminium stranded conductor after stripping in described strain clamp body 2, the gap between strain clamp body 2 and aluminium stranded conductor arranges electric power fat by oil filler point 4.
As shown in Figure 4, for the structural representation of drainage plate that the present invention relates to, described drainage plate assembly 3 is fabricated structure, comprise drainage plate base 6 and drawer 5, described drainage plate base 6 is fixedly connected with conduction wire clamp 7 is angled, and described drainage plate base 6 and drawer 5 are combined to form hollow anchor ear and are sleeved on strain clamp body 2.
As shown in Figure 5, for the structural representation of steel anchor that the present invention relates to, described steel anchor 1 comprises tab part and shank portion, and described shank portion comprises straight bar section and crimp segment, the surface of described crimp segment is provided with some cannelures, and the axial cross section of described cannelure is arcs of recesses.
The crimping mode of hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp provided by the invention is:
Step one: steel anchor 1, strain clamp body 2, aluminium stranded conductor are crimped,
Step 2: carry out Poling Construction;
Step 3: adopt compressive connection in air after construction, is crimped together drainage plate assembly 3 and strain clamp body 2.
Further, described drainage plate 3 is crimped on the outside of strain clamp body 2, and the strain clamp body 2 of crimping transmits tension force, and strain clamp body 2 and the drainage plate assembly 3 of crimping transmit electrical load.
Finally should be noted that: the restriction of above embodiment only for illustration of technical scheme of the present invention but not to its protection range; although with reference to above-described embodiment to present application has been detailed description; those of ordinary skill in the field are to be understood that: those skilled in the art still can carry out all changes, amendment or equivalent replacement to the embodiment of application after reading the application; but these change, revise or be equal to replacement, all applying within the claims awaited the reply.
Claims (7)
1. a hydraulic composite type drainage plate conduction wire clamp integral type anti-freeze type strain clamp, it is characterized in that, comprise steel anchor (1), strain clamp body (2), drainage plate assembly (3), described steel anchor (1) is plugged on described strain clamp body (2) tail end, and described drainage plate assembly (3) and strain clamp body (2) are split-type structural form.
2. strain clamp as claimed in claim 1, it is characterized in that: described steel anchor (1) comprises tab part and shank portion, described shank portion comprises straight bar section and crimp segment, near tab part is crimp segment, the diameter of described crimp segment and the internal diameter of strain clamp body (2) suitable, the surface of described crimp segment is provided with some cannelures, the axial cross section of described cannelure is arcs of recesses, adopt bulge loop to be connected between adjacent annular groove, the axis cross section of described bulge loop is convex; The maximum gauge of described bulge loop and the internal diameter of described strain clamp body (2) suitable.
3. strain clamp as claimed in claim 1, it is characterized in that, described strain clamp body (2) head end external cylindrical surface is provided with conical section, described strain clamp body (2) sidewall is provided with oil filler point (4), through the aluminium stranded conductor after stripping in described strain clamp body (2), the gap between strain clamp body (2) and aluminium stranded conductor arranges electric power fat by oil filler point (4).
4. strain clamp as claimed in claim 1, it is characterized in that, described drainage plate assembly (3) is fabricated structure, comprise drainage plate base (6) and drawer (5), described drainage plate base (6) bottom is provided with conduction wire clamp (7), described conduction wire clamp (7) is fixedly connected with drainage plate base (6) is angled, and the anchor ear that described drainage plate base (6) and drawer (5) are combined to form hollow is sleeved on strain clamp body (2).
5. strain clamp as claimed in claim 4, is characterized in that, the aluminium alloy that the component that described strain clamp body (2) is following parts by weight is made:
Aluminium 89-93 part, iron 4-6 part, manganese dioxide 3-6 part, magnesium 3-5 part, titania fiber 1-2 part, tin 1-1.5 part, tungsten carbide 0.5-1 part, particle diameter are nano zine oxide 0.05-1 part of 8-12, graphene nanometer sheet 0.05-0.1 part and vanadic oxide 0-0.5 weight portion.
6. strain clamp as claimed in claim 1, its crimping mode is:
Step one: steel anchor (1), strain clamp body (2), aluminium stranded conductor are crimped,
Step 2: carry out Poling Construction;
Step 3: adopt compressive connection in air after construction, is crimped together drainage plate assembly (3) and strain clamp body (2).
7. strain clamp as claimed in claim 6, it is characterized in that, described drainage plate assembly (3) is crimped on the outside of strain clamp body (2), the strain clamp body (2) of crimping transmits tension force, and the strain clamp body (2) of crimping and drainage plate assembly (3) transmit electrical load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510895757.6A CN105552810A (en) | 2015-12-08 | 2015-12-08 | Hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510895757.6A CN105552810A (en) | 2015-12-08 | 2015-12-08 | Hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105552810A true CN105552810A (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510895757.6A Pending CN105552810A (en) | 2015-12-08 | 2015-12-08 | Hydraulic combined-type drainage plate and drainage clamp integrated antifreeze strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105552810A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294035A (en) * | 2017-06-16 | 2017-10-24 | 国家电网公司 | Strain clamp construction method |
| CN107749604A (en) * | 2017-12-05 | 2018-03-02 | 国网山东省电力公司济南供电公司 | A kind of novel integrated strain clamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102629748A (en) * | 2012-04-12 | 2012-08-08 | 绍兴电力局 | Wire compression type strain clamp capable of passing through wire releasing pulley |
| CN103490359A (en) * | 2013-09-11 | 2014-01-01 | 国家电网公司 | Anti-waterlogging strain clamp |
| CN103956596A (en) * | 2014-04-25 | 2014-07-30 | 国家电网公司 | Crimping jumper wire drainage hardware fitting |
| CN104065013A (en) * | 2014-07-21 | 2014-09-24 | 中国电力工程顾问集团西南电力设计院 | Ice damage prevention strain clamp |
| CN104451475A (en) * | 2014-12-15 | 2015-03-25 | 苏州宽温电子科技有限公司 | Aluminum alloy composite material and preparation method thereof |
-
2015
- 2015-12-08 CN CN201510895757.6A patent/CN105552810A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102629748A (en) * | 2012-04-12 | 2012-08-08 | 绍兴电力局 | Wire compression type strain clamp capable of passing through wire releasing pulley |
| CN103490359A (en) * | 2013-09-11 | 2014-01-01 | 国家电网公司 | Anti-waterlogging strain clamp |
| CN103956596A (en) * | 2014-04-25 | 2014-07-30 | 国家电网公司 | Crimping jumper wire drainage hardware fitting |
| CN104065013A (en) * | 2014-07-21 | 2014-09-24 | 中国电力工程顾问集团西南电力设计院 | Ice damage prevention strain clamp |
| CN104451475A (en) * | 2014-12-15 | 2015-03-25 | 苏州宽温电子科技有限公司 | Aluminum alloy composite material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294035A (en) * | 2017-06-16 | 2017-10-24 | 国家电网公司 | Strain clamp construction method |
| CN107749604A (en) * | 2017-12-05 | 2018-03-02 | 国网山东省电力公司济南供电公司 | A kind of novel integrated strain clamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |