CN106226608A - A kind of cable phase sequence determinator - Google Patents
A kind of cable phase sequence determinator Download PDFInfo
- Publication number
- CN106226608A CN106226608A CN201610625576.6A CN201610625576A CN106226608A CN 106226608 A CN106226608 A CN 106226608A CN 201610625576 A CN201610625576 A CN 201610625576A CN 106226608 A CN106226608 A CN 106226608A
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- China
- Prior art keywords
- test box
- phase sequence
- cable
- button
- ramp
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- 238000000819 phase cycle Methods 0.000 title claims abstract description 24
- 206010014357 Electric shock Diseases 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/18—Indicating phase sequence; Indicating synchronism
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The present invention relates to power supply test equipment technical field, it is specifically related to a kind of cable phase sequence determinator, including: the first test box and the second test box, it is characterised in that described first test box and the second test box form a measure loop by determined cable, ground connection.The present invention provides a kind of cable phase sequence determinator, cable phase sequence can be determined accurately, decrease and represent error situation owing to staff neglects the phase place of appearance, stopped because using megger to need the handheld device Danger Electric shock risk to cable discharge when measuring, easy to use, simple to operate.
Description
Technical field
The present invention relates to power supply test equipment technical field, be specifically related to a kind of cable phase sequence determinator.
Background technology
In cable transmission line laying work, after cable termination completes, need to carry out threephase cable nuclear phase before access electrical network.
Traditional mode is that one end uses megger by every (core) cable that is connected, and the other end uses circuit tester to measure, in the inspection of every phase
In survey, circuit tester is both needed to measure every cable to confirm accuracy.Need after being measured by handheld device cable discharge.This
Metering system is comparatively laborious, there is certain Danger Electric shock risk, and due to staff's carelessness it is possible that phase place represents wrong
Situation by mistake.
Summary of the invention
The present invention provides a kind of cable phase sequence determinator, solves existing cable phase sequence and measures loaded down with trivial details, mistake easily occurs
Problem, concrete technical scheme is as follows:
A kind of cable phase sequence determinator, including: the first test box and the second test box, it is characterised in that described first
Test box and the second test box form a measure loop by determined cable, ground connection.
Concrete, described first test box includes: accumulator, on and off switch, adjustable resistance, button and the first ramp；
Described second test box includes: the second ramp and the first display lamp, and described accumulator connects adjustable resistance by and off switch,
Described adjustable resistance connects button, and described button connects the first ramp, and described second ramp connects the first display lamp；Described
First ramp, the second ramp and button quantity are some；It is equipped with earthing rod on described first test box and the second test box,
Between described button and the first ramp, between the second ramp and the first display lamp, all it is connected to ground connection by earthed switch
Post.
Further, described cable phase sequence determinator also includes that the remote control reception module on the first test box, acousto-optic refer to
Show the remote-control transmitting button on module and the first test box；Described remote control reception module one end is connected with on and off switch, the other end
Being connected with earthing rod, described remote control reception module built-in Control acousto-optic indicating module works；Described remote-control transmitting button
With remote control reception module wireless telecommunications.
Further, described first test box being additionally provided with charging inlet, this charging inlet is connected with accumulator.
Further, described acousto-optic indicating module includes: the second display lamp and loudspeaker, and described second display lamp is with loudspeaker also
After connection, one end is connected with remote control reception module, and the other end is connected with earthing rod.
Further, the long handle potentiometer that described adjustable resistance selects resistance to be 10K Ω.
Further, described earthing rod passes through ground electrode ground connection, and this ground electrode is the metallic rod of diameter 3 10mm,
And metallic rod one end arranges the nut being connected with earthing rod, the other end arranges the convenient needle point inserting underground.
Beneficial effect:
The present invention provides a kind of cable phase sequence determinator, it is possible to determines cable phase sequence accurately, decreases due to work
The phase place neglecting appearance as personnel represents error situation, has stopped because using megger to need handheld device to cable discharge when measuring
Danger Electric shock risk, easy to use, simple to operate.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is connection diagram of the present invention.
Accompanying drawing illustrates:
1: the first test box, 2: the second test boxs, 3: cable to be determined, 4: accumulator, 5: charging inlet, 6: power supply is opened
Close, 7: remote control reception module, 8: adjustable resistance, 9: signal lamp, 10: loudspeaker, 11: remote-control transmitting button.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in the embodiment of the present invention
Technical scheme is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention rather than complete
The embodiment in portion.Based on the embodiment in the present invention, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
Embodiment 1:
A kind of cable phase sequence determinator as shown in Figure 1, a kind of cable phase sequence determinator, including: the first test box 1
With the second test box 2, described first test box 1 and the second test box 2 are formed one detected back by determined cable 3, ground connection
Road, the first test box 1 is internal arranges a 12V accumulator 4, and the positive pole of accumulator 4 connects positive terminal and the power supply of charging socket 5
One end of switch 6, the other end of on and off switch 6 connects positive pole and one end of adjustable resistance 8 of remote control reception module 7, and remote control connects
The outfan receiving module 7 connects one end and one end of loudspeaker 10 of signal lamp 9, and the other end of adjustable resistance 8 connects button a
One end, one end of button b and one end of button c, the other end of button a connect the first contact in earthed switch a one end and
The other end of one end and ramp b, button c that the other end of ramp a, button b connects the second contact in earthed switch a connects
One end of 3rd contact and ramp c in earthed switch a；The negative pole of accumulator 4 connects the negative pole end of charging socket 5, signal refers to
Show the other end of the first contact in the other end of lamp 9, the other end of loudspeaker 10, the negative pole of remote control reception module 7, earthed switch a,
The other end of the 3rd contact and earthing rod a in the other end of the second contact, earthed switch a in earthed switch a.Second test box 2
In, clip d connects positive terminal and one end of earthed switch b the first contact of display lamp a, and clip e connects the positive terminal of display lamp b
And one end of earthed switch b the second contact, clip f connects positive terminal and one end of earthed switch b the 3rd contact of display lamp c；
The other end of earthed switch b the first contact and the other end of earthed switch b the second contact, earthed switch b the 3rd contact another
End, the negative pole end of display lamp a, the negative pole end of display lamp b, the negative pole end of display lamp c and earthing rod b connect；Second test
The built-in independently-powered battery of remote-control transmitting button 11 on case 2, this remote-control transmitting button 11 and remote control reception module 7 channel radio
News, remote control reception module 7 receives the signal of firing button 11, the actuating of relay within control, produces control signal to signal
Display lamp 9 and loudspeaker 10.
It should be understood that ramp quantity is 3 in this programme, respectively ramp a, b, c, d, e, f；Earthed switch number
Amount is 2, respectively earthed switch a, b；Earthing rod quantity is 2, respectively earthing rod a, b；Ground electrode quantity is 2, is respectively
Ground electrode 1,2；First display lamp quantity is 3, respectively display lamp a, b, c；Second display lamp is signal lamp；Button number
Amount is 3, respectively button a, b, c.
During use, it is first shut off the earthed switch a on the first test box 1 and the second test box 2 and earthed switch b.Will be with
Ground electrode a that first test box 1 is connected and the ground electrode b being connected with the second test box 2 inserts underground the most nearby
And water holding with contact well.By the triple line of cable 3 one end to be determined, strip out and metal-cored be clipped in the first test box respectively
Clip a, clip b and clip c on, and be set as A phase, B phase and C phase.By the triple line of cable 3 other end to be determined, strip out
Metal-cored it is clipped in respectively on the clip d of the second test box, clip e and clip f, the resistance of adjustable resistance 8 is adjusted to dominant bit
Put, power-on switch 6, first press the button a, button b and button c and naturally reset, now the display lamp a on the second test box 2,
Display lamp b or display lamp c has a luminescence, otherwise should be adjusted the resistance of adjustable resistance 8 by knob, until there being an instruction
Till lamp luminescence, at this moment, (the phase phase line as connected on display lamp a) opposite position clip is A to luminous display lamp
Phase, is marked；Press the button b, button a and button c more naturally to reset, now have an instruction on the second test box 2
Lamp is luminous, and (such as display lamp b), the phase phase line that this display lamp b opposite position clip is connected is B phase, is marked；
In like manner can measure C phase.
In test process, being often measured a phase time, the personnel of the second test box end press remote-control transmitting button 11 once
(being set to press 5 seconds), represents that this phase surveying record is complete, is fully completed and can press remote-control transmitting button continuously 11 2 times, represents
It is measured and can discharge.Remote-control transmitting button can be pressed continuously 11 3 times after having discharged, represent and all worked.Press
During dynamic remote-control transmitting button, signal lamp 9 and loudspeaker 10 on the second test box can send the instruction of corresponding acousto-optic, conveniently make
With.
After being measured, turn off the power switch 6.Open in the earthed switch a in the first test box and the second test box
Earthed switch b, makes cable two-terminal-grounding discharge, labelling cable, removes measurement equipment, and work completes.
The present invention provides a kind of cable phase sequence determinator, it is possible to determines cable phase sequence accurately, decreases due to work
The phase place neglecting appearance as personnel represents error situation, has stopped because using megger to need handheld device to cable discharge when measuring
Danger Electric shock risk, easy to use, simple to operate.
This above example only in order to technical scheme to be described, is not intended to limit；Although with reference to aforementioned enforcement
The present invention has been described in detail by example, it will be understood by those within the art that: it still can be to aforementioned each reality
Execute the technical scheme described in example to modify, or wherein portion of techniques feature is carried out equivalent；And these amendment or
Person replaces, and does not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a cable phase sequence determinator, including: the first test box and the second test box, it is characterised in that described first surveys
Examination case and the second test box form a measure loop by determined cable, ground connection.
2. cable phase sequence determinator as claimed in claim 1, it is characterised in that described first test box includes: accumulator,
On and off switch, adjustable resistance, button and the first ramp；Described second test box includes: the second ramp and the first display lamp,
Described accumulator connects adjustable resistance by and off switch, and described adjustable resistance connects button, and described button connects the first wiring
Folder, described second ramp connects the first display lamp；Described first ramp, the second ramp and button quantity are some；Described
Earthing rod it is equipped with, between described button and the first ramp, the second ramp and on first test box and the second test box
All it is connected to earthing rod by earthed switch between one display lamp.
3. cable phase sequence determinator as claimed in claim 2, it is characterised in that described cable phase sequence determinator also includes
The remote-control transmitting button on remote control reception module, acousto-optic indicating module and the first test box on first test box；Described remote control
Receiver module one end is connected with on and off switch, and the other end is connected with earthing rod, the described built-in Control of remote control reception module
Acousto-optic indicating module works；Described remote-control transmitting button and remote control reception module wireless telecommunications.
4. cable phase sequence determinator as claimed in claim 2, it is characterised in that be additionally provided with charging on described first test box
Interface, this charging inlet is connected with accumulator.
5. cable phase sequence determinator as claimed in claim 3, it is characterised in that described acousto-optic indicating module includes: second
Display lamp and loudspeaker, after described second display lamp is in parallel with loudspeaker, one end is connected with remote control reception module, the other end and earthing rod
Connect.
6. cable phase sequence determinator as claimed in claim 2, it is characterised in that described adjustable resistance selects resistance to be 10K
The long handle potentiometer of Ω.
7. cable phase sequence determinator as claimed in claim 2, it is characterised in that described earthing rod is connect by ground electrode
Ground, this ground electrode is the metallic rod of diameter 3 10mm, and metallic rod one end arranges the nut being connected with earthing rod, the other end
The convenient needle point inserting underground is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610625576.6A CN106226608A (en) | 2016-08-02 | 2016-08-02 | A kind of cable phase sequence determinator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610625576.6A CN106226608A (en) | 2016-08-02 | 2016-08-02 | A kind of cable phase sequence determinator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106226608A true CN106226608A (en) | 2016-12-14 |
Family
ID=57536436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610625576.6A Pending CN106226608A (en) | 2016-08-02 | 2016-08-02 | A kind of cable phase sequence determinator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106226608A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121621A (en) * | 2017-05-08 | 2017-09-01 | 桐庐电力开发有限公司 | It is a kind of to be applied to the cable sorter without communication signal region |
| CN108872649A (en) * | 2018-09-06 | 2018-11-23 | 国网山东省电力公司青州市供电公司 | A kind of cable determines phase auxiliary device |
| CN109507523A (en) * | 2018-12-29 | 2019-03-22 | 深圳英利泰斯科技有限公司 | A kind of one secondary connection verifying attachment of switchgear |
| CN110672921A (en) * | 2019-10-31 | 2020-01-10 | 国网山西省电力公司长治供电公司 | Three-core power cable phase detection device in off-line state |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08248083A (en) * | 1995-03-13 | 1996-09-27 | Toshiba Corp | Three phase main circuit testing apparatus |
| CN2259632Y (en) * | 1996-11-01 | 1997-08-13 | 孙文权 | Three-phase electric machine phase sequence test instrument |
| CN101788607A (en) * | 2009-12-28 | 2010-07-28 | 江苏省电力公司苏州供电公司 | Low-voltage phase-sequence phasemeter and detection method thereof |
| CN103267904A (en) * | 2013-04-27 | 2013-08-28 | 国家电网公司 | Phase checking method in process of cable installation |
| CN103884924A (en) * | 2014-04-15 | 2014-06-25 | 国网上海市电力公司 | Low-voltage cable nuclear phase device |
| CN206038779U (en) * | 2016-08-02 | 2017-03-22 | 国家电网公司 | Cable phase sequence survey device |
-
2016
- 2016-08-02 CN CN201610625576.6A patent/CN106226608A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08248083A (en) * | 1995-03-13 | 1996-09-27 | Toshiba Corp | Three phase main circuit testing apparatus |
| CN2259632Y (en) * | 1996-11-01 | 1997-08-13 | 孙文权 | Three-phase electric machine phase sequence test instrument |
| CN101788607A (en) * | 2009-12-28 | 2010-07-28 | 江苏省电力公司苏州供电公司 | Low-voltage phase-sequence phasemeter and detection method thereof |
| CN103267904A (en) * | 2013-04-27 | 2013-08-28 | 国家电网公司 | Phase checking method in process of cable installation |
| CN103884924A (en) * | 2014-04-15 | 2014-06-25 | 国网上海市电力公司 | Low-voltage cable nuclear phase device |
| CN206038779U (en) * | 2016-08-02 | 2017-03-22 | 国家电网公司 | Cable phase sequence survey device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121621A (en) * | 2017-05-08 | 2017-09-01 | 桐庐电力开发有限公司 | It is a kind of to be applied to the cable sorter without communication signal region |
| CN108872649A (en) * | 2018-09-06 | 2018-11-23 | 国网山东省电力公司青州市供电公司 | A kind of cable determines phase auxiliary device |
| CN109507523A (en) * | 2018-12-29 | 2019-03-22 | 深圳英利泰斯科技有限公司 | A kind of one secondary connection verifying attachment of switchgear |
| CN110672921A (en) * | 2019-10-31 | 2020-01-10 | 国网山西省电力公司长治供电公司 | Three-core power cable phase detection device in off-line state |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |
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| RJ01 | Rejection of invention patent application after publication |