A positioning device for high voltage external insulation test

Abstract

The invention relates to a positioning device for a high-voltage external insulation test. The positioning device is a device capable of realizing automatic arrangement of test products in the test product arranging work of a relevant high-voltage external insulation test, utilizing the real-time feedback of position information to realize the regulation of the test products, and monitoring the weather conditions of a test field in a real-time manner at the same time. The positioning device for the high-voltage external insulation test consists of a control cabinet and a laser ranging track, wherein the control cabinet can receive distance signals transmitted by laser range finders and transmit rotating instructions to speed adjusting motors; a main transmission connecting rod and a driven transmission connecting rod which are perpendicular to an axial direction are arranged at the upper end of the laser ranging track. Compared with the prior art, the positioning device for the high-voltage external insulation test provided by the invention can replace workers climbing up to measure the gap distance of the test products and the height of the test products above the ground, can perform the work of checking the level of the test products, measuring weather data and the like, and can solve the problems that the arrangement difference of the test products is large, the deviation of the test data is larger and the safety of personnel caused by staff differences needs to be improved.

Description

technical field [0001] The invention relates to a positioning device, in particular to a positioning device for high voltage external insulation test. Background technique [0002] The safety and stability of transmission line operation are important criteria to measure the quality of the design, and the external insulation of the line is the basis for the safe operation of the line. Therefore, it is necessary to understand the problems of the external insulation and master its laws during the planning and design of the power transmission and transformation project. The selection or determination of the transmission line tower clearance is the main work in the external insulation design and the prerequisite for the tower design. It is necessary to combine the system overvoltage amplitude and waveform characteristics to select the corresponding test voltage waveform and test gap range, obtain the test characteristic curve, meet the needs of engineering design, and ensure that...

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Problems solved by technology

In order to grasp its regularity, put forward the correction formula for the influence of relevant parameters, and the selection method of the index, obtain reasonable gap configuration parameters, and guide engineering practice. Therefore, the high-voltage external insulation test is a task with a large workload and requires high precision in the layout of the test product. , The complex work of clearance adjustment requires a lot of manpower and material resources

[0004] At present, the arrangement of test objects for high-voltage external insulation tests mainly relies on the staff to climb up to measure the distance between the test objects and the height to the ground, and to perform work such as level calibration of the test objects and meteorological data measurement. The difference in personnel leads to large differences in the arrangement of test objects and deviations in experimental data. Larger, which has a certain impact on scientific research work

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