CN207318715U - A kind of test device of rapid verification space conducting wire and adjacent objects safe distance - Google Patents
A kind of test device of rapid verification space conducting wire and adjacent objects safe distance Download PDFInfo
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- CN207318715U CN207318715U CN201621117129.1U CN201621117129U CN207318715U CN 207318715 U CN207318715 U CN 207318715U CN 201621117129 U CN201621117129 U CN 201621117129U CN 207318715 U CN207318715 U CN 207318715U
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Abstract
A kind of test device of rapid verification space conducting wire and adjacent objects safe distance, it is characterized in that including：Data acquisition unit (1), microcontroller (2), extension storage chip (3), LED display (4), data transmission unit (5) and power supply (6), the microcontroller respectively with data acquisition unit (1), LED display (4) and extension storage chip (3) connection, the data acquisition unit includes each independent keyboard (7) and laser ranging circuit (8), the keyboard, laser ranging circuit connects microcontroller respectively, the extension storage chip connection data transmission unit, the power supply is powered to each component respectively.The utility model provides the test device of a kind of multiple functional, easy to operate rapid verification space conducting wire and adjacent objects safe distance, whether the safe distance of its minimum range that can be used to test two conducting wires or conducting wire and periphery structures meets the requirements, while measurement data is preserved.
Description
Technical field
A kind of check test device is the utility model is related to, more particularly, to a kind of rapid verification space conducting wire and neighbors
The test device of body safe distance.
Background technology
High voltage overhead power transmission sequence Insulation Coordination design in, generally require verification space in two conducting wires minimum range or
Whether the safe distance of conducting wire and periphery structures meets the requirements.In the case of arrangement mode is basically unchanged, in China
《110kV~750kV overhead transmission line design specifications》There are recommended formula and respective specified, root in (GB 50545-2010)
It is not difficult to determine whether the wire spacing of two conducting wires meets the requirements according to formula and regulation；There are the feelings of suddenly change for arrangement mode
Condition, such as by the original horizontally arranged vertical arrangement faded on adjacent tower, in code and is not expressly mentioned.Passed through according to operation
Test,《Power engineering high voltage circuit design manual》In minimum when changing to various voltage class arrangement of conductor it is net
Ullage is from providing reference value and describe how using bracing wire sciagraphy to check minimum range of two phase conductors in span.
But this method is comparatively laborious and easily there are human error, and the distance of conventionally calculation space curve is extremely complex, in day
It is often rule of thumb in standing meter or is judged conducting wire is approximately straight line, is usually all partial to guard.
The verification of space conducting wire and adjacent objects safe distance calculates complicated, and risk of error is higher, do not require nothing more than design and
Operations staff is familiar with grasping to characteristics such as the theory structure of various equipment, the mode of connection, mechanical parts, and requires to calculating
Journey, Computing Principle and measurement method are had at fingertips.Since the information technologies such as computer are commonly used in circuit design work,
Applying electronic computing device make it possible to calculate minimum range of two phase conductors in span.
At present, rapid verification space conducting wire and the test device of adjacent objects safe distance there is no application, therefore, to improve
The reliability and economy of design level and high voltage overhead power transmission sequence Insulation Coordination, there is an urgent need to the quick of safe distance
Verification is studied, and develops a kind of check test device for conducting wire and adjacent objects safe distance, in overhead transmission line work
In the design of journey, construction, operational process, easily examine whether the Insulation Coordination of span centre drift meets the requirements, examines and lead
Whether minimum range or two loop line road scissors crossings between line and lightning conducter meet the requirements, examine the peace of conducting wire and adjacent objects
Whether full distance meets Regulations requirement, to ensure the requirement of safety and stability.
Utility model content
Technical problem to be solved in the utility model, is just to provide a kind of multiple functional, easy to operate rapid verification
The test device of space conducting wire and adjacent objects safe distance, its minimum range that can be used to test two conducting wires or conducting wire and periphery
Whether the safe distance of structures meets the requirements, while measurement data is preserved.
Above-mentioned technical problem is solved, technical solution is as follows used by the utility model：
A kind of test device of rapid verification space conducting wire and adjacent objects safe distance, it is characterized in that including：Data are adopted
Collection unit 1, microcontroller 2, extension storage chip 3, LED display 4, data transmission unit 5 and power supply 6, the microcontroller 2 divide
It is not connected with data acquisition unit 1, LED display 4 and extension storage chip 3, the data acquisition unit 1 is included each solely
Vertical keyboard 7 and laser ranging circuit 8, the keyboard 7, laser ranging circuit 8 connect microcontroller 2, the extension respectively
Storage chip 3 connects data transmission unit 5, and the power supply 6 is powered to each component respectively.
The keyboard 7 is equipped with 10 digital input keys, 1 determination key, 1 return key and 1 indicator light.
The laser ranging circuit 8 includes laser emission element 81, laser pick-off unit 82, timing unit 83, computing
Amplifier 84 and A/D converter 85, the laser emission element 81 and laser pick-off unit 82 all each connect timing respectively
Unit 83 and operational amplifier 84, the operational amplifier 84 connection A/D converter 85, the A/D converter 85 connect
The microcontroller 2.
The laser emission element 81 (has shut-off using laser diode and low noise low dropout voltage regulator LP2985
Function), the operational amplifier 84 uses AD8631.
The data transmission unit 5 includes usb bus common interface chip 9 and wireless network card 10, both respectively with expansion
Exhibition storage chip 3, power supply 6 are connected.
The microcontroller is 16-bit single-chip processor.
The power supply output 6V DC voltages, using four No.5 cells.
Compared with prior art, the utility model has the following advantages：
1) the utility model is realized in the design, construction, operational process of overhead transmission line engineering, easily examines shelves
Whether the Insulation Coordination away from centre drift meet the requirements, examine minimum range between conducting wire and lightning conducter or twice crossing eliminations across
More whether meet the requirements, examine whether conducting wire and the safe distance of adjacent objects meet Regulations requirement, it is easy to use, especially
It is during design and construction, risk point can be controlled in advance safe distance deficiency occur after avoiding the occurrence of completion
Situation.
2) the utility model realizes that data store, and needs data being synchronized to corresponding computer record system or data
The function in storehouse, facilitates management and record of the power system management layer to safe distance.The utility model is equipped with extension storage chip,
Measurement data, safe distance and judging result are stored, by usb bus common interface chip and wireless network card, together
When can voluntarily select USB or WIFI forms carry out data high-speed easily transmit.
Brief description of the drawings
Fig. 1 is the composition and connection relationship diagram of the utility model embodiment；
Fig. 2 is the laser ranging circuit composition and connection relationship diagram of the utility model embodiment；
Fig. 3 is the keyboard composition schematic diagram of the utility model embodiment.
In figure：1- data acquisition units, 2- microcontrollers, 3- extension storage chips, 4-LED display screens, 5- data transfer lists
Member, 6- power supplys, 7- keyboards, 8- laser ranging circuits, 9-USB bus common interface chips, 10- wireless network cards, 81- Laser emissions
Unit, 82- laser pick-off units, 83- timing units, 84- operational amplifiers, 85-A/D converters.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, the rapid verification space conducting wire of the utility model and the test device of adjacent objects safe distance are real
Example is applied, including：Data acquisition unit 1,16-bit single-chip processor 2, extension storage chip 3, LED display 4, data transmission unit 5
With power supply 6；Data acquisition unit 1 is made of each independent keyboard 7 and laser ranging circuit 8.
Microcontroller 2 is connected with data acquisition unit 1, LED display 4 and extension storage chip 3 respectively, data acquisition unit
1 keyboard 7 and laser ranging circuit 8 included, keyboard 7, laser ranging circuit 8 connect microcontroller 2, extension storage chip 3 respectively
Data transmission unit 5 is connected, power supply 6 exports 6V DC voltages, using four No.5 cells, powers respectively to each component.
Keyboard 7 is equipped with 10 digital input keys, 1 determination key, 1 return key and 1 indicator light, by I/O mouthfuls with
Microcontroller 2 connects, and for input measurement number or measurement data etc., while the bright expression of indicator light can enter operation in next step.
Laser ranging circuit 8 includes laser emission element 81, laser pick-off unit 82, timing unit 83, operational amplifier
84 and A/D converter 85, laser emission element 81 and laser pick-off unit 82 all each connect timing unit 83 and computing respectively
Amplifier 84, operational amplifier 84 connect A/D converter 85, and A/D converter 85 connects microcontroller 2.
Laser emission element 81 uses laser diode and low noise low dropout voltage regulator LP2985 (having turn-off function),
Operational amplifier 84 uses AD8631, for measurement distance information.
Data transmission unit 5 includes usb bus common interface chip 9 and wireless network card 10, respectively with extension storage chip
3rd, power supply 6 is connected, the two has no connection relation, the two provides 2 kinds of data methods of synchronization.
Microcontroller 2 is 16-bit single-chip processor, receiving wire and adjacent objects range information, is converted into distance value, while with
Standard value is compared, and distance value and test and comparison result are stored to extension storage chip 3.
Data transmission unit 5 includes usb bus common interface chip 9 and wireless network card 10, respectively with extension storage chip
3rd, power supply 6 is connected, there is provided the data of storage are imported computer record system by 2 kinds of modes of high speed data transfer, administrator
System or database, convenient management and record to safe distance.
LED display 4 shows the testing result of microcontroller 2.
The utility model uses the course of work：
1) after operator plugs 6V DC power supplies or loads four No.5 cells, test device switch is opened, uses data
The 7 input measurement information of keyboard of collecting unit 1；
2) and then by laser ranging circuit 8 into row conductor and adjacent objects distance test, or 7 typing distance of keyboard is passed through
Data；
3) microcontroller 2 receives the incoming data of data acquisition unit 1 compared with corresponding standard value, and contrast is tied
Fruit is displayed and stored in extension storage chip 3 by LED display 4；
4) corresponding computer can be synchronized to by way of USB or WIFI by being stored in the data of extension storage chip 3
Record system or database.
Claims (1)
1. the test device of a kind of rapid verification space conducting wire and adjacent objects safe distance, it is characterized in that including：Data acquisition
Unit（1）, microcontroller（2）, extension storage chip（3）, LED display（4）, data transmission unit（5）And power supply（6）, it is described
Microcontroller respectively with data acquisition unit（1）, LED display（4）With extension storage chip（3）Connection, the data are adopted
Collecting unit includes each independent keyboard（7）With laser ranging circuit（8）, the keyboard, laser ranging circuit connect respectively
Microcontroller, extension storage chip connection data transmission unit, the power supply are powered to each component respectively；
The laser ranging circuit（8）Including laser emission element（81）, laser pick-off unit（82）, timing unit（83）、
Operational amplifier（84）And A/D converter（85）, the laser emission element and laser pick-off unit all each connect respectively
Timing unit and operational amplifier, operational amplifier connection A/D converter, the A/D converter connects described
Microcontroller（2）；
The laser emission element（81）Using laser diode and low noise low dropout voltage regulator LP2985, the computing
Amplifier（84）Using AD8631；
The keyboard（7）It is equipped with 10 digital input keys, 1 determination key, 1 return key and 1 indicator light；The number
According to transmission unit（5）Including usb bus common interface chip（9）And wireless network card（10）, both respectively with extension storage chip
（3）, power supply（6）It is connected；The microcontroller is 16-bit single-chip processor, and the power supply exports 6V DC voltages, using four
No.5 cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621117129.1U CN207318715U (en) | 2016-10-12 | 2016-10-12 | A kind of test device of rapid verification space conducting wire and adjacent objects safe distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621117129.1U CN207318715U (en) | 2016-10-12 | 2016-10-12 | A kind of test device of rapid verification space conducting wire and adjacent objects safe distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318715U true CN207318715U (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621117129.1U Active CN207318715U (en) | 2016-10-12 | 2016-10-12 | A kind of test device of rapid verification space conducting wire and adjacent objects safe distance |
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| Country | Link |
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| CN (1) | CN207318715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344894A (en) * | 2020-10-23 | 2021-02-09 | 广西电网有限责任公司电力科学研究院 | Cross spanning line monitoring, measuring and checking system with adjustable spacing |
-
2016
- 2016-10-12 CN CN201621117129.1U patent/CN207318715U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344894A (en) * | 2020-10-23 | 2021-02-09 | 广西电网有限责任公司电力科学研究院 | Cross spanning line monitoring, measuring and checking system with adjustable spacing |
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