CN202582715U - Icing lead galloping analogue means - Google Patents
Icing lead galloping analogue means Download PDFInfo
- Publication number
- CN202582715U CN202582715U CN 201220105343 CN201220105343U CN202582715U CN 202582715 U CN202582715 U CN 202582715U CN 201220105343 CN201220105343 CN 201220105343 CN 201220105343 U CN201220105343 U CN 201220105343U CN 202582715 U CN202582715 U CN 202582715U
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- icing
- lead
- framework
- analogue means
- ice coating
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Abstract
Disclosed is an icing lead galloping analogue means, comprising a framework, cross bars, four vertical springs, connecting rods, transverse springs, an icing lead, two connecting flanges, and connecting short rods, wherein the framework is a cube framework formed by fixedly connecting twelve aluminium alloy section bars having a rectangular cross section; the four vertical springs are hung inside the frame via the cross bars, with the lower ends of the vertical springs being fixedly connected with the connecting rods respectively; the icing lead is formed by the original lead and the icing sleeved upon the original lead; the two connecting flanges are respectively arranged at two ends of the original lead, with the upper portion of the external transverse plane of one flange being provided with micropores at an interval of 10 degrees in a range of +/-50 degrees; and one ends of the connecting short rods are connected with the two flanges in a threading manner, with the other ends of the connecting short rods being provided with a hook hooked upon the transverse spring at the side frame of the framework. The icing lead galloping analogue means of the utility model can be used for simulating the experiment of icing transmission line galloping and simulate the galloping of the icing lead at multi freedom. In addition, the icing lead galloping analogue means can simulate the influence of various cross sections and attack angles upon the galloping.
Description
Technical field
The utility model relates to waves analogue means, and particularly a kind of ice coating wire is waved analogue means.
Background technology
It is a kind of typical nonlinear autovibration that ice coating wire is waved, and the mechanism that the research ice coating wire is waved has significance.And the indispensable needs of theoretical research are done a large amount of experiments, and experiment simultaneously more needs the auxiliary of scientific and rational experimental provision.At present both at home and abroad also seldom to the development research of this respect; Domestic have only a kind ofly can simulate that single-degree-of-freedom is waved and the cross section is the experimental provision of D shape; Reported the experimental provision that a kind of mimic transmission line is waved abroad; Wave simulation though this device can carry out Three Degree Of Freedom, its icing shape and the angle of attack are immutable.And in engineering reality the variation of the difference of icing cross sectional shape and the angle of attack all can to transmission line of electricity wave rule and amplitude produces extremely important influence.
Summary of the invention
The purpose of the utility model is to above-mentioned existing problems, provides a kind of ice coating wire to wave analogue means, and this device not only can be simulated multiple degrees of freedom and waved, and can realize the change of the cross sectional shape and the angle of attack simultaneously.
The utility model technical scheme:
A kind of ice coating wire is waved analogue means, and by framework, cross bar, vertical spring, connecting link, crossed strip, ice coating wire, joint flange be connected quarter butt and constitute, framework is fixedly connected the square framework that constitutes for the aluminium alloy extrusions by 12 square-sections; Aluminium alloy extrusions is provided with T type groove; Be provided with two cross bars in the upper ledge of framework and also can in the T of section bar type groove, slide, two vertical springs of vertical hanging on the every cross bar, the lower end of four vertical springs is fixed with the two ends of two connecting links respectively; The connecting link middle part is provided with circular hole; Two side frame middle parts of framework are fixed with two crossed strips respectively, and ice coating wire is made up of former lead and icing, and former lead is a stainless pipe; Icing is the organic glass product and passes through circle hole sleeve on former lead; The icing two ends are respectively equipped with short cover, and short putting is provided with screw and makes icing and former lead fixed through short cover screw, and former lead two ends are provided with fixing threaded hole; Joint flange is two groups of two ends that also are arranged at former lead respectively; Every group of joint flange comprises two ring flanges, wherein is provided with an end of former lead flange connecting dish to be connected intubate and to insert in the former lead, makes this ring flange and former lead fixed through gib screw; The outer face of another ring flange is every in top ± 50 ° makes a call to an aperture point as angle variation mark at a distance from 10 °; The center of two ring flanges is equipped with screw, and an end that connects quarter butt is provided with screw thread and also is connected with two ring flanges through the screw at two ring flange centers, and the ring flange that is provided with angle variation mark can be through connecting the screw thread rotation angle on the quarter butt; The other end that connects quarter butt is provided with to be linked up with and is hooked on the crossed strip of framework side frame, and the circle hole sleeve of connecting link is fixed on the connection quarter butt and through nut.
The length of side of said square framework is 1200mm, and the sectional dimension of aluminium alloy extrusions is wide 40mm, thick 40mm, and T type groove is of a size of: translot is wide 15mm, height 8mm, and vertical slot is wide 8mm, high 12mm.
The sectional dimension of said cross bar is wide 40mm, thick 40mm, and the distance of cross bar and frame is 100mm.
The external diameter of said vertical spring and crossed strip is 18mm, and spring rate is 14N/m.
Said connecting link is the aluminium alloy lath, is of a size of long 800mm, wide 40mm, thickness 10mm.
The diameter of said former lead is 32mm, and length is 1000mm.
The length of said icing is 800mm; The cross sectional shape of icing product is two kinds of C type and aerofoil profiles; The cross sectional shape of C type product is made up of circular hole and semicircle orifice, and the internal diameter of circular hole is that the external diameter of 32mm, semicircle orifice is that 74mm, semicircle radian are that 220 °, wall thickness are 5mm; The cross sectional shape of aerofoil profile product is made up of circular hole and semiellipse hole, and the internal diameter of circular hole is that the minor axis in 32mm, semiellipse hole is that 32mm, major semi-axis are that 32mm, wall thickness are 5mm.
The length of said connection quarter butt is 100mm.
The beneficial effect of the utility model is: can simulate that ice coating wire is multivariant to be waved, can simulate different cross section shape and the influence of the different angle of attack to waving simultaneously.
Description of drawings
Fig. 1 is that ice coating wire is waved the analogue means structural representation.
Among the figure: 1. framework 2. cross bars 3. vertical spring 4. connecting links 5. crossed strips 6. joint flanges 7. connect quarter butt 8. former lead 9. icing 10. short cover 11. short cover screws 12. and connect intubate 13. gib screws 14. hooks 15. nuts
Fig. 2 is the local structure for amplifying synoptic diagram in former lead and icing cross section.
Fig. 3 is the section structure for amplifying synoptic diagram of C type cross section icing product.
Fig. 4 is the section structure for amplifying synoptic diagram of aerofoil section icing product.
Fig. 5 is the local structure for amplifying synoptic diagram of former lead and joint flange.
Fig. 6 is provided with the ring flange side-looking structure for amplifying synoptic diagram that angle changes mark.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Embodiment:
A kind of ice coating wire is waved analogue means, and is as shown in Figure 1, by framework 1, cross bar 2, vertical spring 3, connecting link 4, crossed strip 5, ice coating wire, joint flange 6 be connected quarter butt 7 and constitute; Framework 1 is fixedly connected the square framework that constitutes for the aluminium alloy extrusions by 12 square-sections, and aluminium alloy extrusions is provided with T type groove, is provided with two cross bars 2 in the upper ledge of framework and also can in the T of section bar type groove, slides; The lower end of 3, four vertical springs 3 of two vertical springs of vertical hanging is fixed with the two ends of two connecting links 4 respectively on every cross bar 2, whole device is suspended in midair the cross section can under the effect of wind-force, be waved; Connecting link 4 middle parts are provided with circular hole, and two side frame middle parts of framework 1 are fixed with two crossed strips 5 respectively, and ice coating wire is made up of with icing 9 former lead 8; As shown in Figure 2, former lead 8 is a stainless pipe, and icing 9 is the organic glass product and passes through circle hole sleeve on former lead 8; The cross sectional shape of icing 9 products is two kinds of C type and aerofoil profiles, and like Fig. 3, shown in 4, icing 9 two ends are respectively equipped with short cover 10; Weak point cover 10 is provided with screw and through short cover screw 11 icing 9 and former lead 8 is fixed; Easy disassembly and replacing different cross section, former lead 8 two ends are provided with fixing threaded hole, and joint flange 6 is two groups of two ends that also are arranged at former lead 8 respectively; As shown in Figure 5; Every group of joint flange 6 comprises two ring flanges, wherein is provided with an end of former lead 8 flange connecting dishes to be connected intubate 12 and to insert in the former lead 8, makes this ring flange and former lead 8 fixing through gib screw 13; The outer face of another ring flange is every in top ± 50 ° makes a call to an aperture point as angle variation mark at a distance from 10 °; By the cross section autovibration can take place under Y axle, Z axle and reversing of self taken place in the YZ plane through angle changing, as shown in Figure 6, the center of two ring flanges is equipped with screw; An end that connects quarter butt 7 is provided with screw thread and also is connected with two ring flanges through the screw at two ring flange centers; The ring flange that is provided with angle variation mark can be through connecting the screw thread rotation angle on the quarter butt, and the other end of connection quarter butt 7 is provided with hook 14 and is hooked on the crossed strip 5 of framework side frame, and the circle hole sleeve of connecting link 4 is fixed on connection quarter butt 7 and through nut 15.
Among this embodiment, the length of side of square framework is 1200mm, and the sectional dimension of aluminium alloy extrusions is wide 40mm, thick 40mm, and T type groove is of a size of: translot is wide 15mm, height 8mm, and vertical slot is wide 8mm, high 12mm; The sectional dimension of cross bar is wide 40mm, thick 40mm, and the distance of cross bar and frame is 100mm, avoids the collision of cross section and outside framework and lets it normally wave; The external diameter of vertical spring and crossed strip is 18mm, and spring rate is 14N/m; Connecting link is the aluminium alloy lath, is of a size of long 800mm, wide 40mm, thickness 10mm; The diameter of former lead is 32mm, and length is 1000mm; The length of icing is 800mm, and the cross sectional shape of icing product is two kinds of C type and aerofoil profiles, and the cross sectional shape of C type product is made up of circular hole and semicircle orifice, and the internal diameter of circular hole is that the external diameter of 32mm, semicircle orifice is that 74mm, semicircle radian are that 220 °, wall thickness are 5mm; The cross sectional shape of aerofoil profile product is made up of circular hole and semiellipse hole, and the internal diameter of circular hole is that the minor axis in 32mm, semiellipse hole is that 32mm, major semi-axis are that 32mm, wall thickness are 5mm; The length that connects quarter butt is 100mm.
This ice coating wire is waved analogue means and is used to simulate the experiment that the icing power transmission line is waved, and can simulate that ice coating wire is multivariant to be waved, and can simulate different cross section shape and the influence of the different angle of attack to waving simultaneously, and is respond well.
Claims (8)
1. an ice coating wire is waved analogue means, it is characterized in that: by framework, cross bar, vertical spring, connecting link, crossed strip, ice coating wire, joint flange be connected quarter butt and constitute, framework is fixedly connected the square framework that constitutes for the aluminium alloy extrusions by 12 square-sections; Aluminium alloy extrusions is provided with T type groove; Be provided with two cross bars in the upper ledge of framework and also can in the T of section bar type groove, slide, two vertical springs of vertical hanging on the every cross bar, the lower end of four vertical springs is fixed with the two ends of two connecting links respectively; The connecting link middle part is provided with circular hole; Two side frame middle parts of framework are fixed with two crossed strips respectively, and ice coating wire is made up of former lead and icing, and former lead is a stainless pipe; Icing is the organic glass product and passes through circle hole sleeve on former lead; The icing two ends are respectively equipped with short cover, and short putting is provided with screw and makes icing and former lead fixed through short cover screw, and former lead two ends are provided with fixing threaded hole; Joint flange is two groups of two ends that also are arranged at former lead respectively; Every group of joint flange comprises two ring flanges, wherein is provided with an end of former lead flange connecting dish to be connected intubate and to insert in the former lead, makes this ring flange and former lead fixed through gib screw; The outer face of another ring flange is every in top ± 50 ° makes a call to an aperture point as angle variation mark at a distance from 10 °; The center of two ring flanges is equipped with screw, and an end that connects quarter butt is provided with screw thread and also is connected with two ring flanges through the screw at two ring flange centers, and the ring flange that is provided with angle variation mark can be through connecting the screw thread rotation angle on the quarter butt; The other end that connects quarter butt is provided with to be linked up with and is hooked on the crossed strip of framework side frame, and the circle hole sleeve of connecting link is fixed on the connection quarter butt and through nut.
2. wave analogue means according to the said ice coating wire of claim 1; It is characterized in that: the length of side of said square framework is 1200mm; The sectional dimension of aluminium alloy extrusions is wide 40mm, thick 40mm, and T type groove is of a size of: translot is wide 15mm, height 8mm, and vertical slot is wide 8mm, high 12mm.
3. wave analogue means according to the said ice coating wire of claim 1, it is characterized in that: the sectional dimension of said cross bar is wide 40mm, thick 40mm, and the distance of cross bar and frame is 100mm.
4. wave analogue means according to the said ice coating wire of claim 1, it is characterized in that: the external diameter of said vertical spring and crossed strip is 18mm, and spring rate is 14N/m.
5. wave analogue means according to the said ice coating wire of claim 1, it is characterized in that: said connecting link is the aluminium alloy lath, is of a size of long 800mm, wide 40mm, thickness 10mm.
6. wave analogue means according to the said ice coating wire of claim 1, it is characterized in that: the diameter of said former lead is 32mm, and length is 1000mm.
7. wave analogue means according to the said ice coating wire of claim 1; It is characterized in that: the length of said icing is 800mm; The cross sectional shape of icing product is two kinds of C type and aerofoil profiles; The cross sectional shape of C type product is made up of circular hole and semicircle orifice, and the internal diameter of circular hole is that the external diameter of 32mm, semicircle orifice is that 74mm, semicircle radian are that 220 °, wall thickness are 5mm; The cross sectional shape of aerofoil profile product is made up of circular hole and semiellipse hole, and the internal diameter of circular hole is that the minor axis in 32mm, semiellipse hole is that 32mm, major semi-axis are that 32mm, wall thickness are 5mm.
8. wave analogue means according to the said ice coating wire of claim 1, it is characterized in that: the length of said connection quarter butt is 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220105343 CN202582715U (en) | 2012-03-20 | 2012-03-20 | Icing lead galloping analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220105343 CN202582715U (en) | 2012-03-20 | 2012-03-20 | Icing lead galloping analogue means |
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|---|---|
| CN202582715U true CN202582715U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220105343 Expired - Fee Related CN202582715U (en) | 2012-03-20 | 2012-03-20 | Icing lead galloping analogue means |
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| CN (1) | CN202582715U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032631A (en) * | 2012-12-20 | 2013-04-10 | 中国电力科学研究院 | Iced conductor supporting device |
| CN104833474A (en) * | 2015-04-15 | 2015-08-12 | 国网河南省电力公司电力科学研究院 | Inner-support spring suspended wire segment model vibration measurement test apparatus |
| CN105068449A (en) * | 2015-08-20 | 2015-11-18 | 国网山东省电力公司烟台供电公司 | Numerical control swinging experimental device of overhead transmission line |
| CN107782527A (en) * | 2017-11-14 | 2018-03-09 | 国网新疆电力有限公司电力科学研究院 | Transmission line wire wind tunnel test assembly type simulation system |
| CN109000870A (en) * | 2018-09-21 | 2018-12-14 | 武汉大学 | Transmission line galloping electromagnetism excitation system and method |
| CN109443680A (en) * | 2018-12-05 | 2019-03-08 | 国网浙江省电力有限公司经济技术研究院 | A kind of transmission pressure deices vibration-testing apparatus and test method |
| CN111678579A (en) * | 2020-06-04 | 2020-09-18 | 中国电力工程顾问集团西南电力设计院有限公司 | Device for automatically measuring ice coating weight of analog lead |
| CN111879689A (en) * | 2020-07-16 | 2020-11-03 | 武汉露能科技有限公司 | Multi-scene environment simulation experiment system |
-
2012
- 2012-03-20 CN CN 201220105343 patent/CN202582715U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032631A (en) * | 2012-12-20 | 2013-04-10 | 中国电力科学研究院 | Iced conductor supporting device |
| CN104833474A (en) * | 2015-04-15 | 2015-08-12 | 国网河南省电力公司电力科学研究院 | Inner-support spring suspended wire segment model vibration measurement test apparatus |
| CN104833474B (en) * | 2015-04-15 | 2017-09-05 | 国网河南省电力公司电力科学研究院 | Inner support formula spring hangs wire Segment Model vibration measuring experimental rig |
| CN105068449A (en) * | 2015-08-20 | 2015-11-18 | 国网山东省电力公司烟台供电公司 | Numerical control swinging experimental device of overhead transmission line |
| CN105068449B (en) * | 2015-08-20 | 2017-07-07 | 国网山东省电力公司烟台供电公司 | Experimental provision is waved in a kind of overhead transmission line numerical control |
| CN107782527A (en) * | 2017-11-14 | 2018-03-09 | 国网新疆电力有限公司电力科学研究院 | Transmission line wire wind tunnel test assembly type simulation system |
| CN109000870A (en) * | 2018-09-21 | 2018-12-14 | 武汉大学 | Transmission line galloping electromagnetism excitation system and method |
| CN109000870B (en) * | 2018-09-21 | 2024-03-15 | 武汉大学 | Transmission line galloping electromagnetic excitation system and method |
| CN109443680A (en) * | 2018-12-05 | 2019-03-08 | 国网浙江省电力有限公司经济技术研究院 | A kind of transmission pressure deices vibration-testing apparatus and test method |
| CN111678579A (en) * | 2020-06-04 | 2020-09-18 | 中国电力工程顾问集团西南电力设计院有限公司 | Device for automatically measuring ice coating weight of analog lead |
| CN111678579B (en) * | 2020-06-04 | 2021-09-28 | 中国电力工程顾问集团西南电力设计院有限公司 | Device for automatically measuring ice coating weight of analog lead |
| CN111879689A (en) * | 2020-07-16 | 2020-11-03 | 武汉露能科技有限公司 | Multi-scene environment simulation experiment system |
| CN111879689B (en) * | 2020-07-16 | 2023-04-07 | 武汉露能科技有限公司 | Multi-scene environment simulation experiment system |
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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: 20121205 Termination date: 20130320 |