CN103269027A - Special sunning test frame for power system steel structure - Google Patents
Special sunning test frame for power system steel structure Download PDFInfo
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- CN103269027A CN103269027A CN2013102278534A CN201310227853A CN103269027A CN 103269027 A CN103269027 A CN 103269027A CN 2013102278534 A CN2013102278534 A CN 2013102278534A CN 201310227853 A CN201310227853 A CN 201310227853A CN 103269027 A CN103269027 A CN 103269027A
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Abstract
The invention relates to a special sunning test frame for a power system steel structure, aiming at monitoring the corrosion conditions of a structure material and an equipment material in the transmission and transformation high pressure and strong electric field environment of a power system. The special sunning test frame comprises a supporting frame and a sunning frame, wherein the sunning frame is installed on the supporting frame with an angle of 45 degrees with the ground, the supporting frame is provided with a vertical bracket and a vertical bracket adjustment device, the sunning frame is provided with a beam, and a specimen is fixed on the beam by virtue of a fixture. According to the special sunning test frame provided by the invention, as a steel structure fixing installation mode is adopted, the atmosphere sunning frame is not fixed on the ground but on the power transmission and transformation equipment steel structure, and the fixing height is adjustable. With the adoption of the special sunning test frame, the atmosphere corrosion speeds in different heights, at different positions and under different electric field intensities can be monitored by virtue of a blade-hanging mode; and the specimen can be directly hung on power transmission and transformation equipment so as to directly monitor the corrosion conditions of the materials of a substation, a transmission line tower and other power transmission and transformation equipment.
Description
Technical field
The present invention relates to a kind of corrosion condition monitoring device at structural material, equipment and materials under the electric power system power transmission and transformation High Voltage electric field environment, relate in particular to a kind of electric power system steel construction special use test stand that is exposed to the sun, belong to the extra-high voltage electric transmission and transformation technical field.
Background technology
Atmospheric corrosion is exposed to the sun and is widely used in many scientific researches and engineering field as the effective ways of estimating with the research material atmospheric corrosion.But at present all atmospheric exposure device, atmosphere hang sampling device be universal, namely in ground, thermometer screen or the field of being exposed to the sun.China's power industry develop continuous expansion with all kinds of cities and towns scale rapidly, the 220kV transmission line has become the major network in the most of cities of China, originally many 500kV circuits that occur in the suburb also enter cities and towns inevitably, the high voltage substation that is accompanied by ultra-high-tension power transmission line also appears at densely populated place, the electromagnetic environment of these power transmission and transforming equipments not only can produce electromagnetic pollution, and may accelerate the atmospheric corrosion of transformer station's ground installation steel construction and equipment and materials.This corrosion is different with traditional atmospheric corrosion, because the effect of highfield, the continuous discharge of supply line causes the ionic strength of the atmospheric environment of strong electric field region, corrosivity composition to increase greatly.On-the-spot detection is more than 80 times of no electric field region material atmospheric corrosion rate at the atmospheric corrosion rate of strong electric field region as can be known.Therefore, need be special in power transmission and transformation system designs a kind of atmospheric exposure experiment frame, according to the corrosion behavior under power transmission and transformation system own characteristic and the highfield environment, the special-purpose atmospheric exposure device under the design power transmission and transforming equipment highfield environment.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, based on the research to material atmospheric corrosion under the highfield environment, developed a kind of electric power system steel construction special use at power transmission and transformation system special use test stand that is exposed to the sun, having solved does not have the atmospheric exposure experiment frame that designs for power transmission and transformation system specially in the prior art.
Technical scheme of the present invention is as follows:
Comprise bracing frame and exposing frame for use in, exposing frame for use in and ground are installed on the bracing frame in angle of 45 degrees; Bracing frame is provided with vertical support frame and vertical support frame adjusting device; Exposing frame for use in is provided with crossbeam, and sample is fixed on the crossbeam by jig.
Described vertical support frame adjusting device is the vertical support frame regulating tank.
Described vertical support frame is provided with the adjusting screw, and vertical support frame is fixed by bolts on the power transmission and transformation steel construction by regulating screw.
Described jig is made of two-layer bakelite plate up and down, and two-layer bakelite plate is by bolt screw chucking.
Described bakelite plate thickness is 2mm.
Described vertical support frame, exposing frame for use in material are zinc-coated flat steel sheet and Zinc-coated angle steel.
Be equipped with the bakelite insulation board between described vertical support frame, exposing frame for use in and the power transmission and transformation steel construction.
Advantageous effect of the present invention is as follows:
1, compare the fixed atmospheric exposure device in traditional ground, the present invention adopts steel construction fixed installation mode, and the atmospheric exposure frame is not to be fixed on ground, but is fixed on the power transmission and transforming equipment steel construction, and level altitude is adjustable.Can utilize the lacing film mode to monitor differing heights, diverse location, the atmospheric corrosion speed under the different electric field strength.Sample can be on power transmission and transforming equipment directly hung, the corrosion condition of material can be directly monitored to transformer station and power transmission line column and other power transmission and transforming equipments.
2, bracing frame is provided with the vertical support frame regulating tank, can adjust angle and the position of vertical support frame.Not only can support whole exposing frame for use in, can also with extension steel construction piece coupling, cooperate and fix exposing frame for use in by adjusting spacing, angle.
3, exposing frame for use in is exposed to the sun face and ground in angle of 45 degrees, meets relevant atmospheric exposure standard both at home and abroad.
4, to be that zinc-coated flat steel sheet and Zinc-coated angle steel are made have a stronger corrosion resistance to exposing frame for use in.
5, between exposing frame for use in and the steel construction, exposing frame for use in and being exposed to the sun all adopts the insulation of 2mm bakelite insulation board between the sample, guarantees that exposing frame for use in and steel construction can not influence the condition of being exposed to the sun of the sample that is exposed to the sun, and guarantees that simultaneously exposing frame for use in can not influence power transmission and transformation system steel construction self and corrode.
6, the exposing frame for use in jig can adapt to the sample that is exposed to the sun of all thickness, width, and the sample that is exposed to the sun be subjected to influence minimum.Characteristics such as jig has to be installed simply, and adaptability is strong.
Description of drawings
The present invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is bakelite structural representation of the present invention.
Fig. 2 is the structural representation of bracing frame of the present invention.
Fig. 3 is the structural representation of exposing frame for use in of the present invention.
Fig. 4 is exposing frame for use in side structure schematic diagram of the present invention.
Fig. 5 is overall structure schematic diagram of the present invention.
Wherein: 1, bracing frame, 101, vertical support frame, 102, the vertical support frame regulating tank, 2, exposing frame for use in, 201, crossbeam, 202, bakelite plate, 203, screw, 3, sample.
Embodiment
Following with reference to accompanying drawing, in conjunction with specific embodiments, describe the present invention in detail.
Embodiment
Shown in Fig. 1-5, adopt zinc-coated flat steel sheet and Zinc-coated angle steel to make bracing frame 1 and exposing frame for use in 2, exposing frame for use in 2 is installed on the bracing frame 1 in angle of 45 degrees with ground; Bracing frame 1 is provided with vertical support frame 101 and vertical support frame regulating tank 102, and vertical support frame 101 is by vertical support frame regulating tank 102 adjusting angles and position; Vertical support frame 101 is provided with the adjusting screw, and vertical support frame is good according to power transmission and transformation steel construction vertical component angle and width adjustment, fills up the wooden insulation plate that powers on, and is fixed on the power transmission and transformation steel construction by regulating screw with bolt.
The face of being exposed to the sun of exposing frame for use in 2 is provided with three crossbeams 201, the top of three crossbeams is installed on the face bakelite plate that is exposed to the sun according to the requirement of being exposed to the sun with the thick bakelite plate 202 of bolt 2mm, the sample 3 that will be exposed to the sun, and sample can hang two rows, specimen length is 150mm, and width can arrange according to the actual sample situation; The top of sample is established one deck 2mm bakelite plate again, sample is pushed down, and with bolt screw 203 second layer bakelite plate is compressed, and two-layer bakelite plate constitutes the jig sample that will be exposed to the sun and is fixed on the face of being exposed to the sun up and down.
The exposing frame for use in that installs the sample that is exposed to the sun is installed on power transmission and transformation steel construction certain altitude and the position according to the requirement of experiment of being exposed to the sun, and with insulated strapping tap vertical support frame and steel construction is tightly banded together the experiment of being exposed to the sun.
Installation process will guarantee that the face of being exposed to the sun becomes the miter angle degree with ground.And the exposing frame for use in installation is stablized solid, adopts insulated strapping tap that the exposing frame for use in crossbeam is tied up with the steel construction crossbeam when debugging is fit to, and reinforces the installation of exposing frame for use in.
The present invention can be applied in the power transmission and transformation system highfield environment under the different electric field strength experiment of being exposed to the sun of the atmospheric corrosion of material, installs more conveniently, obtains data and more can represent the corrosion condition of material in actual environment.
The present invention adopts bakelite insulation jig, not only can the close plating sample, and simultaneously can be to coating material, various coating material, surface modifying material and the nonmetallic materials burn into ageing test in the highfield environment.
The above is specific embodiments of the invention and the know-why used, and is any based on the equivalent transformation on the technical solution of the present invention basis, all belongs within protection scope of the present invention.
Claims (7)
1. the electric power system steel construction special use test stand that is exposed to the sun comprises bracing frame and exposing frame for use in, and exposing frame for use in and ground are installed on the bracing frame in angle of 45 degrees; It is characterized in that bracing frame is provided with vertical support frame and vertical support frame adjusting device; Exposing frame for use in is provided with crossbeam, and sample is fixed on the crossbeam by jig.
2. the electric power system steel construction according to claim 1 special use test stand that is exposed to the sun is characterized in that described vertical support frame adjusting device is the vertical support frame regulating tank.
3. the electric power system steel construction according to claim 1 special use test stand that is exposed to the sun is characterized in that described vertical support frame is provided with the adjusting screw, and vertical support frame is fixed by bolts on the power transmission and transformation steel construction by regulating screw.
4. the electric power system steel construction according to claim 1 special use test stand that is exposed to the sun is characterized in that described jig is made of two-layer bakelite plate up and down, and two-layer bakelite plate is by bolt screw chucking.
5. the electric power system steel construction according to claim 4 special use test stand that is exposed to the sun is characterized in that described bakelite plate thickness is 2mm.
6. the electric power system steel construction according to claim 1 special use test stand that is exposed to the sun is characterized in that described vertical support frame, exposing frame for use in material are zinc-coated flat steel sheet and Zinc-coated angle steel.
7. the electric power system steel construction according to claim 1 special use test stand that is exposed to the sun is characterized in that being equipped with the bakelite insulation board between described vertical support frame, exposing frame for use in and the power transmission and transformation steel construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310227853.4A CN103269027B (en) | 2013-06-08 | 2013-06-08 | The special test stand that is exposed to the sun of power system steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310227853.4A CN103269027B (en) | 2013-06-08 | 2013-06-08 | The special test stand that is exposed to the sun of power system steel structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103269027A true CN103269027A (en) | 2013-08-28 |
| CN103269027B CN103269027B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310227853.4A Active CN103269027B (en) | 2013-06-08 | 2013-06-08 | The special test stand that is exposed to the sun of power system steel structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991223A (en) * | 2017-11-27 | 2018-05-04 | 国网江西省电力有限公司电力科学研究院 | A kind of test button atmospheric corrosion exposure test device and method |
| CN108489888A (en) * | 2018-03-21 | 2018-09-04 | 青岛科技大学 | A kind of adjustable exposing frame for use in of multi-angle polymorphic type |
| CN112986112A (en) * | 2019-12-18 | 2021-06-18 | 观致汽车有限公司 | Test platform for reinforced corrosion test of whole vehicle and reinforced corrosion test method of whole vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100312493A1 (en) * | 2009-04-29 | 2010-12-09 | Purekar Ashish S | Corrosion inspection and monitoring system |
| CN102650585A (en) * | 2012-04-27 | 2012-08-29 | 浙江华电器材检测研究所 | Natural corrosion and solarization test rack |
| CN203299100U (en) * | 2013-06-08 | 2013-11-20 | 国家电网公司 | Special exposure testing frame for steel structure of electrical power system |
-
2013
- 2013-06-08 CN CN201310227853.4A patent/CN103269027B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100312493A1 (en) * | 2009-04-29 | 2010-12-09 | Purekar Ashish S | Corrosion inspection and monitoring system |
| CN102650585A (en) * | 2012-04-27 | 2012-08-29 | 浙江华电器材检测研究所 | Natural corrosion and solarization test rack |
| CN203299100U (en) * | 2013-06-08 | 2013-11-20 | 国家电网公司 | Special exposure testing frame for steel structure of electrical power system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991223A (en) * | 2017-11-27 | 2018-05-04 | 国网江西省电力有限公司电力科学研究院 | A kind of test button atmospheric corrosion exposure test device and method |
| CN108489888A (en) * | 2018-03-21 | 2018-09-04 | 青岛科技大学 | A kind of adjustable exposing frame for use in of multi-angle polymorphic type |
| CN112986112A (en) * | 2019-12-18 | 2021-06-18 | 观致汽车有限公司 | Test platform for reinforced corrosion test of whole vehicle and reinforced corrosion test method of whole vehicle |
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| Publication number | Publication date |
|---|---|
| CN103269027B (en) | 2016-01-20 |
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