CN202221308U - Measuring instrument for pre-tilt values of cross arms of transmission line iron towers - Google Patents
Measuring instrument for pre-tilt values of cross arms of transmission line iron towers Download PDFInfo
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- CN202221308U CN202221308U CN2011203093955U CN201120309395U CN202221308U CN 202221308 U CN202221308 U CN 202221308U CN 2011203093955 U CN2011203093955 U CN 2011203093955U CN 201120309395 U CN201120309395 U CN 201120309395U CN 202221308 U CN202221308 U CN 202221308U
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- iron tower
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Abstract
The utility model relates to a measuring instrument for pre-tilt values of cross arms of transmission line iron towers; the measuring instrument comprises a tilted angle sensor of a MEMS (Micro-electromechanical System), a CPU (Central Processing Unit), a wireless transceiver/receiver module, a power source module, a storage, a digital-to-analogue conversion module and an on-line programming interface which are all arranged in a machine shell, wherein the CPU is respectively connected with the tilted angle sensor of the MEMS, the wireless transceiver/receiver module, the power source module, the storage, the digital-to-analogue conversion module and the on-line programming interface; and the tilted angle sensor of the MEMS is connected with the digital-to-analogue conversion module and is connected with a data receiving and processing unit with the wireless transceiver/receiver module through wireless transmission. The measuring instrument effectively solves the difficulties and problems that the pre-tilt value measurement of the cross arms of the transmission line iron towers faces by using the principle of the levelness measurement of a gravity sensor, is simpler, more convenient and easy in operation and has higher measurement accuracy in comparison with the traditional measurement method; and the measuring instrument timely discovers whether the installation conditions of the iron towers are in line with the standard requirements, thereby increasing the level of the safe operation of power grids. The measuring instrument is easy to manufacture and produce and is convenient to operate in practice.
Description
Technical field
The utility model relates to a kind of iron tower of power transmission line cross-arm pre-dumping measuring instrument.
Technical background
The pre-dumping of iron tower of power transmission line cross-arm is when iron tower design, the back is installed under various service conditions in order to guarantee lead, can not cause lead to ground, to the minimizing of body of the tower electric clearance distance because of the distortion of cross-arm, causes short circuit accident, influences electric power netting safe running.Therefore, upright finishing in the iron tower group, wire erection finishes and in service, according to relevant regulations iron tower of power transmission line cross-arm pre-dumping value is measured, is the important channel of judging whether iron tower manufacturing, iron tower vertical construction and operation conditions change meet the demands.At present, China's iron tower of power transmission line cross-arm pre-dumping value is measured more traditional method that adopts, as: water pipe mensuration, transit and total station survey method, laser ranging etc.; But rising along with the transmission line of electricity power levels; The increasing of iron tower height and cross-arm length, the difficulty that traditional measurement method is measured is very big, and human factor is many; Cause measurement data inaccurate, even the measurement data that leads to errors.Along with the development of gravity sensor horizontal degree measurement technology in recent years, the degree of accuracy that helps iron tower of power transmission line cross-arm pre-dumping value to measure more improves operability.Also do not have similarly to be applied to the instrument that iron tower of power transmission line cross-arm pre-dumping value is measured with domestic in the world at present based on gravity sensor horizontal degree measurement principle.Utilize this product can also carry out the supervision of the iron tower situation of falling the tower.This product is practicability and effectiveness both, makes easily again and produces.
Summary of the invention
The purpose of the utility model provides a kind of iron tower of power transmission line cross-arm pre-dumping measuring instrument based on gravity sensor horizontal degree measurement principle; Make iron tower of power transmission line cross-arm pre-dumping value measure easier operation and be prone to row; Measuring accuracy and accuracy are higher, reduce artificial factor.The utility model is to the ultra-high-tension power transmission line difficulty and the problem that face of UHV (ultra-high voltage) and the measurement of UHV transmission line iron tower cross-arm pre-dumping value particularly; Develop into support with modern surveying technology, computer technology and ICT; Utilize the principle of gravity sensor horizontal degree measurement; Solve difficulty and problem that the measurement of iron tower of power transmission line cross-arm pre-dumping value faces effectively, make that comparing easier operation with traditional measurement method is prone to row, measuring accuracy and accuracy are higher; Find in time whether iron tower installation situation and operation conditions meet the requirements of the standard, thereby improve the level of electric power netting safe running.The utility model is made easily again and is produced, also just actual operation.The utility model be applicable to 35kV～500kV until 1000kV and ± the iron tower cross-arm pre-dumping value of 800kV transmission line of electricity measures, and also can carry out the supervision of the iron tower situation of falling the tower.
The technical scheme of the utility model is:
Iron tower of power transmission line cross-arm pre-dumping measuring instrument; Comprise casing, microelectromechanical systems (MEMS) obliquity sensor, CPU, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface; MEMS obliquity sensor, CPU, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface all are installed in the casing; CPU links to each other with MEMS obliquity sensor, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface respectively; The MEMS obliquity sensor links to each other with D/A converter module, links to each other with the Data Receiving processing unit that radio receiving transmitting module is installed through wireless transmission.
At first climbed to iron tower cross-arm body of the tower side by the work high above the ground personnel, steadily place and fixing iron tower of power transmission line cross-arm pre-dumping measuring instrument by request for utilization, notice surface work station is also opened switch and is started working.The Data Receiving processing unit at surface work station carries out temperature correction to the utility model; Type, basic parameter to tested iron tower cross-arm are provided with; The Data Receiving processing unit at surface work station utilizes the data of iron tower of power transmission line cross-arm pre-dumping measuring instrument transmission; Carry out cross-arm pre-dumping value or tilting value and calculate, analyze and judge, reach a conclusion.
The utility model is to the ultra-high-tension power transmission line difficulty and the problem that face of UHV (ultra-high voltage) and the measurement of UHV transmission line iron tower cross-arm pre-dumping value particularly; Develop into support with modern surveying technology, computer technology and ICT; Utilize the principle of gravity sensor horizontal degree measurement; Solve difficulty and problem that the measurement of iron tower of power transmission line cross-arm pre-dumping value faces effectively, make that comparing easier operation with traditional measurement method is prone to row, measuring accuracy and accuracy are higher; Find in time whether iron tower installation situation and operation conditions meet the requirements of the standard, thereby improve the level of electric power netting safe running.The utility model is made easily again and is produced, also convenient actual operation.The utility model be applicable to 35kV～500kV until 1000kV and ± the iron tower cross-arm pre-dumping value of 800kV transmission line of electricity measures, and also can carry out the supervision of the iron tower situation of falling the tower.
Description of drawings
Fig. 1 is the connection synoptic diagram of the utility model.
Embodiment
In conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1; Iron tower of power transmission line cross-arm pre-dumping measuring instrument; Comprise casing, microelectromechanical systems (MEMS) obliquity sensor, CPU, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface; MEMS obliquity sensor, CPU, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface all are installed in the casing; CPU links to each other with MEMS obliquity sensor, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface respectively; The MEMS obliquity sensor links to each other with D/A converter module, links to each other with the Data Receiving processing unit that radio receiving transmitting module is installed through wireless transmission.The described Data Receiving processing unit that radio receiving transmitting module is installed of the utility model is a notebook computer.
At first climbed to iron tower cross-arm body of the tower side by the work high above the ground personnel, steadily place and fixing iron tower of power transmission line cross-arm pre-dumping measuring instrument by request for utilization, notice surface work station is also opened switch and is started working.The notebook computer at surface work station carries out temperature correction to the utility model; Type, basic parameter to tested iron tower cross-arm are provided with; The notebook computer at surface work station utilizes the data of iron tower of power transmission line cross-arm pre-dumping measuring instrument transmission; Carry out cross-arm pre-dumping value or tilting value and calculate, analyze and judge, reach a conclusion.
The utility model is to the ultra-high-tension power transmission line difficulty and the problem that face of UHV (ultra-high voltage) and the measurement of UHV transmission line iron tower cross-arm pre-dumping value particularly; Develop into support with modern surveying technology, computer technology and ICT; Utilize the principle of gravity sensor horizontal degree measurement; Solve difficulty and problem that the measurement of iron tower of power transmission line cross-arm pre-dumping value faces effectively, make that comparing easier operation with traditional measurement method is prone to row, measuring accuracy and accuracy are higher; Find in time whether iron tower installation situation and operation conditions meet the requirements of the standard, thereby improve the level of electric power netting safe running.The utility model is made easily again and is produced, also convenient actual operation.The utility model be applicable to 35kV～500kV until 1000kV and ± the iron tower cross-arm pre-dumping value of 800kV transmission line of electricity measures, and also can carry out the supervision of the iron tower situation of falling the tower.
Claims (2)
1. iron tower of power transmission line cross-arm pre-dumping measuring instrument; Comprise casing, MEMS obliquity sensor, CPU, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface; MEMS obliquity sensor, CPU, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface all are installed in the casing; CPU links to each other with MEMS obliquity sensor, radio receiving transmitting module, power module, storer, D/A converter module, online programming interface respectively; The MEMS obliquity sensor links to each other with D/A converter module, links to each other with the Data Receiving processing unit that radio receiving transmitting module is installed through wireless transmission.
2. iron tower of power transmission line cross-arm pre-dumping measuring instrument according to claim 1 is characterized in that: described MEMS obliquity sensor is the obliquity sensor of application of weight sensor horizontal degree measurement principle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203093955U CN202221308U (en) | 2011-08-23 | 2011-08-23 | Measuring instrument for pre-tilt values of cross arms of transmission line iron towers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203093955U CN202221308U (en) | 2011-08-23 | 2011-08-23 | Measuring instrument for pre-tilt values of cross arms of transmission line iron towers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202221308U true CN202221308U (en) | 2012-05-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203093955U Expired - Fee Related CN202221308U (en) | 2011-08-23 | 2011-08-23 | Measuring instrument for pre-tilt values of cross arms of transmission line iron towers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202221308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568276A (en) * | 2013-10-21 | 2015-04-29 | 北京慧峰仁和科技股份有限公司 | GPS (global positioning system)-based all-weather sag observation control system for overhead power transmission line |
-
2011
- 2011-08-23 CN CN2011203093955U patent/CN202221308U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568276A (en) * | 2013-10-21 | 2015-04-29 | 北京慧峰仁和科技股份有限公司 | GPS (global positioning system)-based all-weather sag observation control system for overhead power transmission line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20140823 |
|
| EXPY | Termination of patent right or utility model |