CN201813127U - Electric device - Google Patents
Electric device Download PDFInfo
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- CN201813127U CN201813127U CN2010205597389U CN201020559738U CN201813127U CN 201813127 U CN201813127 U CN 201813127U CN 2010205597389 U CN2010205597389 U CN 2010205597389U CN 201020559738 U CN201020559738 U CN 201020559738U CN 201813127 U CN201813127 U CN 201813127U
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- right angle
- angle
- socket
- electric device
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Abstract
The utility model discloses an electric device, which belongs to the technical field of overhead transmission wires. The electric device comprises a first right-angle hanging plate, a second right-angle hanging plate, a third right-angle hanging plate, a triangular connecting plate, two ball head hanging rings, two insulation sub strings, two socket hanging plates, two X-shaped connecting plates and eight suspended wire clamps, wherein the first right-angle hanging plate, the second right-angle hanging plate and the third right-angle hanging plate are respectively arranged on the top angle and two bottom angles of the triangular connecting plate, the two socket hanging rings are respectively arranged on the second right-angle hanging plate and the third right-angle hanging plate, one end of the two insulation sub strings is respectively arranged on the two socket hanging rings, the two socket hanging plates are respectively arranged on the other end of the insulation sub strings, the two X-shaped connecting plates are respectively arranged on the two socket hanging plates, each X-shaped connecting plate is provided with four arms, a V-shaped connecting plate is respectively arranged on each arm of the four arms of each X-shaped connecting plate, and one suspended wire clamp is arranged on each V-shaped connecting plate. The electric device has the advantage that the electric network can be in safe operation.
Description
Technical field
The utility model relates to the technical field of overhead transmission line, particularly a kind of electric device.
Background technology
At present, the overhead transmission line road technique of national line operation mostly adopts the method for insulator string vertical hanging to hang power transmission line, wherein, this method adopts vertically insulated substring to hang power transmission line, but,, form icicle when icing melts easily because the self-cleaning power of vertically insulated substring is poor, cause bridge joint between the insulator full skirt, make the insulator string flashover, the circuit breaking has had a strong impact on the electric power netting safe running of China.
The utility model content
In order to make electric power netting safe running, the utility model provides a kind of electric device.Described technical scheme is as follows:
A kind of electric device, described electric device comprises:
The first right angle link plate, the second right angle link plate, the 3rd right angle link plate, triangle yoke plate, two ball-eyes, two insulator strings, two socket-clevis eyes, two X type yoke plates and eight suspension clamps;
Described triangle yoke plate is an isosceles triangular structure, and the described first right angle link plate, the described second right angle link plate and described the 3rd right angle link plate are installed in respectively on the drift angle and two base angles of described triangle yoke plate;
Described two ball-eyes are installed in respectively on described second right angle link plate and described the 3rd right angle link plate, one end of described two insulator strings is installed in respectively on described two ball-eyes, and described two socket-clevis eyes are installed in respectively on the other end of described two insulator strings;
Described two X type yoke plates are installed in respectively on described two socket-clevis eyes, and described X type yoke plate has four arms, on four arms of each described X type yoke plate a V-type yoke plate are installed respectively, and a suspension clamp is installed on each V-type yoke plate;
Wherein, exist angle between described two insulator strings greater than zero degree.
Described suspension clamp comprises hull, clamping plate, four bolts and four fixtures; Be provided with cavity in the described hull, be provided with four fixing holes in the described clamping plate;
Wherein, in described four cavitys that are bolted to described hull, power transmission line is placed in the cavity of described hull, described clamping plate are placed in the cavity of described hull and are pressed on the described power transmission line and described four bolts pass four fixing holes of described clamping plate, and described four fixtures are fixed on described clamping plate on the described hull.
By two insulator strings are installed on the triangle yoke plate, and there is angle between two insulator strings, make each insulator in each insulator string all be tilt and each insulator string and vertical direction have angle, thereby make the water that flows down from each insulator can be along insulator string toward not dirty, thereby when the time at the sleet freezing weather, can not form water column and icicle, thereby prevent the insulator string flashover, thereby make the electrical network can safe operation along the insulator string direction.
Description of drawings
Fig. 1 is a kind of electric device schematic diagram that the utility model embodiment 1 provides;
Fig. 2 is a kind of X type yoke plate structural representation that the utility model embodiment 1 provides;
Fig. 3 is a kind of suspension clamp structural representation that the utility model embodiment 1 provides;
Fig. 4 is a kind of clamp region schematic diagram that the utility model embodiment 1 provides.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model execution mode is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model embodiment provides a kind of electric device, comprising:
The first right angle link plate 1, the second right angle link plate 2, the 3rd right angle link plate 3, triangle yoke plate 4, two ball-eyes 5, two insulator strings 6, two socket-clevis eyes 7, two X type yoke plates 8, eight V-type link plates 9 and eight suspension clamps 10;
Triangle yoke plate 4 is an isosceles triangular structure, and the first right angle link plate 1, the second right angle link plate 2 and the 3rd right angle link plate 3 are installed in respectively on the drift angle and two base angles of triangle yoke plate 4;
Two ball-eyes 5 are installed in respectively on the second right angle link plate 2 and the 3rd right angle link plate 3, and an end of two insulator strings 6 is installed in respectively on two ball-eyes 5, and two socket-clevis eyes 7 are installed in respectively on the other end of two insulator strings 6;
Two X type yoke plates 8 are installed in respectively on two socket-clevis eyes 7, and X type yoke plate 8 has four arms, on four arms of each X type yoke plate a V-type yoke plate 9 are installed respectively, and a suspension clamp 10 is installed on each V-type yoke plate 9;
Wherein, exist angle between two insulator strings 6 greater than zero degree.
As shown in Figure 2, X type yoke plate 8 has four arms 81, and a V-type link plate 9 is installed on each arm 81 of X type yoke plate 8, and a suspension clamp 10 is installed on each V-type link plate 9.And X type yoke plate 8 is installed on the socket-clevis eye 7 again, and socket-clevis eye 7 is installed on the insulator string 6.
Wherein, the electric device that present embodiment provides comprises two X type yoke plates 8, each suspension clamp on one of them X type yoke plate 8 is corresponding one by one with suspension clamp on another X type yoke plate 8, for four suspension clamps 10 that are installed on the X type yoke plate 8, suspension clamp corresponding on each suspension clamp 10 on one of them X type yoke plate 8 and another X type yoke plate 8 compresses a power transmission line jointly.There is certain distance between two X type yoke plates 8, thereby guarantees to exist between two insulator strings 6 angle greater than zero.
Shown in Fig. 3 and 4, the suspension clamp that the embodiment of the invention provides, this suspension clamp comprise hull 101, clamping plate 102, four bolts 103 and four fixtures 104; Wherein, be provided with cavity in the hull 101, be provided with four fixing holes in the clamping plate 102;
Wherein, four bolts 103 are fixed in the cavity of hull 101, power transmission line is placed in the cavity of hull 101, clamping plate 102 are placed in the cavity of hull 101 and are pressed on the power transmission line and four bolts 103 pass four fixing holes of clamping plate 102, four fixtures 104 are fixed on clamping plate 102 on the hull 101, so make suspension clamp 10 compress power transmission line.
Wherein, in the present embodiment, exist angle greater than zero angle between two insulator strings 6, so each insulator in each insulator string 6 all be tilt and each insulator string 6 and vertical direction between have angle, therefore, in the effect of gravity and rainwater, the foul on each insulator can be cleaned out, thereby make insulator string have the automatically cleaning ability.Since each insulator in each insulator string 6 all be tilt and each insulator string 6 have angle with vertical direction, so can be along insulator string toward not dirty from the water that each insulator flows down, thereby when the time at the sleet freezing weather, can not form water column and icicle along the insulator string direction, thereby prevent the insulator string flashover, thereby make the electrical network can safe operation.
Wherein, the electric device that provides of present embodiment is the electric device of inverted V-shaped insulator string.The electric device that adopts present embodiment to provide can realize setting up the transmission line of 500KV, in the transmission line of 500KV, when angle is not more than 70 ° between insulator string, for the power transmission line of various models, (lead dangle angle be not more than 30 °) common suspension clamp can satisfy the grip requirement between suspension clamp and the power transmission line in the ordinary course of things, at this moment the suffered horizontal component of suspension clamp is generally below 50% of suspension clamp actual average grip, coefficient of safety height.
In addition, for contour shaft tower, the angle between insulator string is being not more than 100 when spending, under the meteorological condition of icing 10mm, must be below 1000m for the use span of various leads, under the meteorological condition of icing 15mm, must be for the span that various leads use at 800m and following.Wherein, span is the distance between two shaft towers.
When non-contour shaft tower and continuously equidistant ramp type, the insulator string angle is being not more than 100 when spending, and under the meteorological condition of icing 10mm, the difference in height between any two shaft towers must be in 100m; Under the meteorological condition of icing 15mm, the difference in height of any two shaft towers must be limited in below the 80m.
Wherein, the angle between insulator string is no more than 70 degree and is advisable when spending greater than 30.Can better satisfy the tension force of power transmission line and the requirement of electrical characteristic aspect this moment.Can suitably increase the insulator sheet number of insulator string when causing electrical distance not enough when the angle of insulator string is excessive.
In the utility model embodiment, two insulator strings are installed on the triangle yoke plate, and there is angle between two insulator strings, make each insulator in each insulator string all be tilt and each insulator string and vertical direction have angle, thereby make the water that flows down from each insulator can be along insulator string toward not dirty, thereby when the time at the sleet freezing weather, can not form water column and icicle along the insulator string direction, thereby prevent the insulator string flashover, thereby make the electrical network can safe operation.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (2)
1. an electric device is characterized in that, described electric device comprises:
The first right angle link plate, the second right angle link plate, the 3rd right angle link plate, triangle yoke plate, two ball-eyes, two insulator strings, two socket-clevis eyes, two X type yoke plates and eight suspension clamps;
Described triangle yoke plate is an isosceles triangular structure, and the described first right angle link plate, the described second right angle link plate and described the 3rd right angle link plate are installed in respectively on the drift angle and two base angles of described triangle yoke plate;
Described two ball-eyes are installed in respectively on described second right angle link plate and described the 3rd right angle link plate, one end of described two insulator strings is installed in respectively on described two ball-eyes, and described two socket-clevis eyes are installed in respectively on the other end of described two insulator strings;
Described two X type yoke plates are installed in respectively on described two socket-clevis eyes, and described X type yoke plate has four arms, on four arms of each described X type yoke plate a V-type yoke plate are installed respectively, and a suspension clamp is installed on each V-type yoke plate;
Wherein, exist angle between described two insulator strings greater than zero degree.
2. electric device as claimed in claim 1 is characterized in that,
Described suspension clamp comprises hull, clamping plate, four bolts and four fixtures; Be provided with cavity in the described hull, be provided with four fixing holes in the described clamping plate;
Wherein, in described four cavitys that are bolted to described hull, power transmission line is placed in the cavity of described hull, described clamping plate are placed in the cavity of described hull and are pressed on the described power transmission line and described four bolts pass four fixing holes of described clamping plate, and described four fixtures are fixed on described clamping plate on the described hull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205597389U CN201813127U (en) | 2010-10-12 | 2010-10-12 | Electric device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205597389U CN201813127U (en) | 2010-10-12 | 2010-10-12 | Electric device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201813127U true CN201813127U (en) | 2011-04-27 |
Family
ID=43896065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205597389U Expired - Fee Related CN201813127U (en) | 2010-10-12 | 2010-10-12 | Electric device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201813127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606871A (en) * | 2013-11-27 | 2014-02-26 | 国家电网公司 | Release type suspension clamp |
| CN107381324A (en) * | 2017-08-22 | 2017-11-24 | 江苏省送变电公司 | A kind of ultralong overweight wire insulation substring hangs auxiliary lifting appliance |
-
2010
- 2010-10-12 CN CN2010205597389U patent/CN201813127U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606871A (en) * | 2013-11-27 | 2014-02-26 | 国家电网公司 | Release type suspension clamp |
| CN103606871B (en) * | 2013-11-27 | 2017-01-25 | 国家电网公司 | Release type suspension clamp |
| CN107381324A (en) * | 2017-08-22 | 2017-11-24 | 江苏省送变电公司 | A kind of ultralong overweight wire insulation substring hangs auxiliary lifting appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20121012 |