CN205193141U - Online current measuring device of overhead line - Google Patents
Online current measuring device of overhead line Download PDFInfo
- Publication number
- CN205193141U CN205193141U CN201521064162.8U CN201521064162U CN205193141U CN 205193141 U CN205193141 U CN 205193141U CN 201521064162 U CN201521064162 U CN 201521064162U CN 205193141 U CN205193141 U CN 205193141U
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- Prior art keywords
- current
- transmission line
- overhead transmission
- transparent shell
- corder
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- Measurement Of Current Or Voltage (AREA)
- Electric Cable Installation (AREA)
Abstract
The utility model discloses an online current measuring device of overhead line includes transparent casing, and the bottom plate of transparent casing outwards extends the formation extension board, still includes the measurement component and shoots with video -corder parts, and wherein the measurement component includes current clamp and display screen, shows on the display screen behind the current clamp on line measurement electric current, and shoot with video -corder the part and include the camera, the relative camera that sets up with the display screen. When measuring so, with telescopic link adjustment height, let the overhead line joint go into in the keeping silent of current clamp of measurement component. According to the electromagnetic induction principle, the online current value measurand of overhead line comes out, shows on the display screen the last camera record storage who is shot with video -corder the part. With the measurement component with shoot with video -corder parts and take off the back, the numerical value of parts records is shot with video -corder in the inquiry can accomplish the measurement of overhead line in the line current. Consequently the utility model discloses measurement overhead line that can be convenient is in the line current to the factor of safety of the overhead line power transmission has been improved.
Description
Technical field
The utility model relates to overhead transmission line field of measuring technique, particularly relates to a kind of overhead transmission line line current measurement device.
Background technology
In the process of overhead transmission line transmission electricity, often need the line current of each line of on-line measurement, carry out the transmission of interpretation overhead transmission line and whether there is fault.Lightning protection device in like manner on overhead transmission line also needs frequent on-line measurement electric current, judges whether lightning protection device can normally use.From the above, the acquisition of the electric current of the online line current of overhead transmission line and lightning protection device is the important parameter judging that whether overhead transmission line is safe.But the height of overhead transmission line is very high, measurement is got up very inconvenient.And in order to measure the electric current of overhead transmission line, those skilled in the art are necessary to solve the problems referred to above by design one current measuring device easily.
Utility model content
The purpose of this utility model is to provide a kind of overhead transmission line line current measurement device, and this device can measure overhead transmission line easily in line current, thus improves the safety coefficient of overhead transmission line power transmission.
For solving the problems of the technologies described above, the technical solution of the utility model is:
Overhead transmission line line current measurement device comprises a transparent shell for upper end open, and the base plate of described transparent shell stretches out formation extension board; Also comprise according to the measurement component of electromagnetic induction measurement in line current, described measurement component comprises the current clamp for surveying electric current, and for showing the display screen of current value; Described display screen is located in described transparent shell, and described current clamp is located at the outside of described transparent shell, and the jaw of described current clamp and the detachable clamping of overhead transmission line; Be located at and described extension board shoot with video-corder parts, described in shoot with video-corder parts and comprise bracing frame and camera, support frame as described above is connected with described extension board, and described camera and described display screen are oppositely arranged; Expansion link, described expansion link is connected with the bottom of described transparent shell.
Optimal way is, also comprise the power supply unit be electrically connected with described camera, described power supply unit is connected with Digiplex wireless telecommunications, and described Digiplex wireless remote control is closed and opened described power supply unit.
Optimal way is, described in shoot with video-corder parts and select driving instrument.
Optimal way is, also comprise some fastening structures, each described fastening structure includes a threaded hole be opened on described transparent shell sidewall, and the thread spindle to be connected with described threaded hole threaded engagement, an end of described thread spindle is resisted against on described measurement component in described transparent shell inside.
Optimal way is, another end of the described thread spindle of each described fastening structure is equipped with and screws handle.
Optimal way is, the bottom of described transparent shell is provided with a spring vertically arranged, and described spring is fixed on bottom described transparent shell by spring pedestal.
Optimal way is, described spring pedestal is provided with threaded hole, and described threaded hole penetrates described transparent shell; And the end of described expansion link is provided with the external thread closed with described corresponding threaded holes.
Adopt after technique scheme, the beneficial effects of the utility model are: because overhead transmission line line current measurement device of the present utility model comprises the transparent shell of upper end open, and the base plate of this transparent shell stretches out formation extension board.Also comprise according to the measurement component of electromagnetic induction measurement in line current, this measurement component comprises the current clamp for measuring electric current, and for showing the display screen of current value; And display screen is located in transparent shell, this current clamp is located at the outside of transparent shell, and the jaw of current clamp and the detachable clamping of overhead transmission line.Extension board of the present utility model is also provided with and shoots with video-corder parts, this is shot with video-corder parts and comprises bracing frame and camera, and bracing frame is connected with extension board, and camera and display screen are oppositely arranged.When so carrying out overhead transmission line line current measurement, measurement component and shoot with video-corder parts and all start work, by expansion link adjustment height, allows overhead transmission line clamping enter in the jaw of the current clamp of measurement component.According to electromagnetic induction principle, overhead transmission line line current value measured come, be also presented at display screen.And the numerical value on display screen is shot with video-corder by the camera of shooting with video-corder parts arranged corresponding thereto, then be stored in and shoot with video-corder in parts, after measurement, current clamp and overhead transmission line are taken apart, by measurement component with shoot with video-corder after parts take off, the numerical value that parts record is shot with video-corder in inquiry can complete the measurement of overhead transmission line in line current.Therefore overhead transmission line line current measurement device of the present utility model, can measure overhead transmission line easily in line current, thus improve the safety coefficient of overhead transmission line power transmission.
Owing to also comprising the power supply unit be electrically connected with camera, this power supply unit is connected with Digiplex wireless telecommunications, and wireless remote control goes wireless remote control to close and opening power parts; This structure enables the power supply controlled in wireless of shooting with video-corder parts, namely makes to shoot with video-corder parts clamping on overhead transmission line in the event of a power failure, ensure that safety.
Driving instrument is selected owing to shooting with video-corder parts; This driving instrument has power-off and automatically preserves, and be energized self registering function, electric current of the present utility model shot with video-corder convenient.
Owing to also comprising some fastening structures, each fastening structure includes a threaded hole be opened on transparent shell sidewall, and the thread spindle be connected with threaded hole threaded engagement, and the end of this thread spindle is for against transparent shell; Measurement component tightens together with transparent shell by this fastening structure, is convenient to its current clamp and the detachable clamping of overhead transmission line.
Bottom due to transparent shell is provided with a spring vertically arranged, and this spring is fixed on bottom transparent shell by spring pedestal; This structure makes the bottom of measurement component be supported, and is convenient to its current clamp and the detachable clamping of overhead transmission line.
Because spring pedestal is provided with threaded hole, this threaded hole penetrates transparent shell; And the end of expansion link is provided with the external thread closed with corresponding threaded holes; This structure makes expansion link and transparent shell removably connect, and the utility model is used convenient.
In sum, overhead transmission line line current measurement device of the present utility model, solves overhead transmission line in prior art and not easily measures in line current, makes the unwarrantable technical matters of overhead transmission line power supply safety.Overhead transmission line line current measurement device of the present utility model, because comprising expansion link, measurement component and shoot with video-corder parts simultaneously, make overhead transmission line after line current is measured, shooting with video-corder to be stored in shoots with video-corder in parts, therefore overhead transmission line line current measurement device of the present utility model, overhead transmission line can be measured easily in line current, thus improve the safety coefficient of overhead transmission line power transmission.
Accompanying drawing explanation
Fig. 1 is the structural representation of the measurement component of the utility model overhead transmission line line current measurement device;
Fig. 2 is the left view of the measurement component of Fig. 1;
Structural representation when Fig. 3 is the use of the utility model overhead transmission line line current measurement device;
In figure: 1-transparent shell, 2-extension board, 3-measurement component, 30-current clamp, 300-jaw, 31-display screen, 4-shoot with video-corder parts, 40-bracing frame, 41-driving instrument, 42-camera, 5-power supply unit, 6-Digiplex, 7-spring, 8-thread spindle, 9-spring pedestal, 10-expansion link, 11-screw handle.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, Figure 2 and Figure 3, a kind of overhead transmission line line current measurement device comprises the transparent shell 1 of upper end open, and the base plate of transparent shell 1 stretches out and forms extension board 2.The sidewall of transparent shell 1 also offers multiple threaded hole, a thread spindle matched with it 8 is equipped with in each threaded hole, threaded hole and thread spindle 8 constitute fastening structure, transparent shell 1 and measurement component 3 tighten together by fastening structure, another end of the thread spindle 8 of each fastening structure is equipped with and screws handle 11, makes to screw conveniently.
The utility model also comprises according to the measurement component 3 of electromagnetic induction measurement in line current, and one end of measurement component 3 is provided with the current clamp 30 vertically arranged for measuring electric current, and opposite side is provided with the display screen 31 of display current value; Display screen 31 is located in transparent shell 1, and current clamp 30 is located at the outside of transparent shell 1, and the detachable clamping of jaw 300 overhead transmission line of current clamp 30.
The utility model also comprises being located at, and extension board 2 shoots with video-corder parts 4, shoot with video-corder parts 4 and comprise bracing frame 40 and camera 42, bracing frame 40 is connected with extension board 2, camera 42 and display screen 31 are oppositely arranged, the present embodiment shoots with video-corder parts 4 preferably driving instrument 41, also comprise the power supply unit 5 be electrically connected with the camera 42 of driving instrument 41, power supply unit 5 is connected with Digiplex 6 wireless telecommunications, and namely power supply unit 5 can be opened and closed by wireless remote control by Digiplex 6.
The bottom of transparent shell 1 is provided with a spring 7 vertically arranged in addition, and spring 7 is fixed on bottom transparent shell 1 by spring pedestal 9.Spring pedestal 9 is provided with threaded hole simultaneously, and threaded hole penetrates transparent shell 1; And the end of expansion link 10 is provided with the external thread closed with corresponding threaded holes.
During use, the threaded hole that expansion link 10 and spring pedestal 9 spread colored Miss is linked together, then allow thread spindle 8 end of fastening structure being resisted against on measurement component 3 tightly, measurement component 3 and transparent shell 1 are tightly crowded together, allow the bottom of measurement component 3 be pressed on spring 7 simultaneously.Then the bracing frame 40 of driving instrument 41 is detachably connected with extension board 2, the power supply of power supply unit 5 with driving instrument 41 is detachably electrically connected.Subsequently holded up by expansion link 10, allow current clamp 30 aim at an overhead transmission line, allow current clamp 30 upwards push up to expansion link 10 force, object allows overhead transmission line clamping as in jaw 300, so that by electromagnetic induction on-line measurement current value.Current value draws process through measurement component 3 inside after measuring, and the current value of online overhead transmission line show on display screen 31.Then operate wireless telepilot 6 again, makes power supply unit 5 start and powers to driving instrument 41.The driving instrument be energized 41 shoots with video-corder the numerical value on lower display screen 31 automatically, and again after operate wireless telepilot 6, driving instrument 41 power-off then automatically will be shot with video-corder result and be stored.Finally drop-down for current clamp 30 jaw 300 is departed from overhead transmission line, then go acquisition can complete measurement at line current value by driving instrument 41.When measuring the electric current of lightning protection device, identical with aforesaid way.Therefore overhead transmission line line current measurement device of the present utility model, can measure overhead transmission line easily in line current, thus improve the safety coefficient of overhead transmission line power transmission.
The above preferred embodiment of the present utility model; not in order to limit the present invention; all any amendments done within the spirit and principles in the present invention, etc. the improvement etc. of same overhead transmission line line current measurement apparatus structure, all should be included within protection domain of the present utility model.
Claims (7)
1. overhead transmission line line current measurement device, is characterized in that, comprises the transparent shell of upper end open, and the base plate of described transparent shell stretches out formation extension board; Also comprise
Measure the measurement component in line current according to electromagnetic induction, described measurement component comprises the current clamp for surveying electric current, and for showing the display screen of current value; Described display screen is located in described transparent shell, and described current clamp is located at the outside of described transparent shell, and the jaw of described current clamp and the detachable clamping of overhead transmission line;
Be located at and described extension board shoot with video-corder parts, described in shoot with video-corder parts and comprise bracing frame and camera, support frame as described above is connected with described extension board, and described camera and described display screen are oppositely arranged;
Expansion link, described expansion link is connected with the bottom of described transparent shell.
2. overhead transmission line line current measurement device according to claim 1, it is characterized in that, also comprise the power supply unit be electrically connected with described camera, described power supply unit is connected with Digiplex wireless telecommunications, and described Digiplex wireless remote control is closed and opened described power supply unit.
3. overhead transmission line line current measurement device according to claim 2, is characterized in that, described in shoot with video-corder parts and select driving instrument.
4. overhead transmission line line current measurement device according to claim 1, it is characterized in that, also comprise some fastening structures, each described fastening structure includes a threaded hole be opened on described transparent shell sidewall, and the thread spindle to be connected with described threaded hole threaded engagement, an end of described thread spindle is resisted against on described measurement component in described transparent shell inside.
5. overhead transmission line line current measurement device according to claim 4, is characterized in that, another end of the described thread spindle of each described fastening structure is equipped with and screws handle.
6. overhead transmission line line current measurement device according to claim 1, is characterized in that, the bottom of described transparent shell is provided with a spring vertically arranged, and described spring is fixed on bottom described transparent shell by spring pedestal.
7. overhead transmission line line current measurement device according to claim 6, it is characterized in that, described spring pedestal is provided with threaded hole, and described threaded hole penetrates described transparent shell; And the end of described expansion link is provided with the external thread closed with described corresponding threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521064162.8U CN205193141U (en) | 2015-12-17 | 2015-12-17 | Online current measuring device of overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521064162.8U CN205193141U (en) | 2015-12-17 | 2015-12-17 | Online current measuring device of overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205193141U true CN205193141U (en) | 2016-04-27 |
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ID=55786120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521064162.8U Expired - Fee Related CN205193141U (en) | 2015-12-17 | 2015-12-17 | Online current measuring device of overhead line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205193141U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405198A (en) * | 2016-11-30 | 2017-02-15 | 国网江苏省电力公司连云港供电公司 | Telescopic clip-on current detection device |
| CN106534770A (en) * | 2016-09-30 | 2017-03-22 | 成都益睿信科技有限公司 | Electric power electricity inspection device |
| CN107202911A (en) * | 2017-07-11 | 2017-09-26 | 国网山东省电力公司潍坊供电公司 | Multifunctional test rod |
-
2015
- 2015-12-17 CN CN201521064162.8U patent/CN205193141U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106534770A (en) * | 2016-09-30 | 2017-03-22 | 成都益睿信科技有限公司 | Electric power electricity inspection device |
| CN106405198A (en) * | 2016-11-30 | 2017-02-15 | 国网江苏省电力公司连云港供电公司 | Telescopic clip-on current detection device |
| CN106405198B (en) * | 2016-11-30 | 2019-02-05 | 国网江苏省电力公司连云港供电公司 | A kind of telescopic pincerlike current detection means |
| CN107202911A (en) * | 2017-07-11 | 2017-09-26 | 国网山东省电力公司潍坊供电公司 | Multifunctional test rod |
| CN107202911B (en) * | 2017-07-11 | 2019-10-29 | 国网山东省电力公司潍坊供电公司 | Multifunctional test rod |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20161217 |