CN114089137A - Cable core alignment and pressure resistance test auxiliary device - Google Patents
Cable core alignment and pressure resistance test auxiliary device Download PDFInfo
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- CN114089137A CN114089137A CN202111453159.5A CN202111453159A CN114089137A CN 114089137 A CN114089137 A CN 114089137A CN 202111453159 A CN202111453159 A CN 202111453159A CN 114089137 A CN114089137 A CN 114089137A
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- controller
- receiving
- withstand voltage
- display
- transmitting
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- 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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
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- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/55—Testing for incorrect line connections
Abstract
The application discloses cable is to core and withstand voltage test auxiliary device includes: the transmitting end, the receiving end and the plurality of wire cores; the transmitting end comprises a withstand voltage tester and a transmitting controller; the emission controller is electrically connected with the withstand voltage tester; the withstand voltage tester is provided with a plurality of signal output terminals; the signal output terminals are connected with the first ends of the wire cores in a one-to-one correspondence manner; the receiving end comprises a receiving controller, a plurality of signal receivers and a plurality of displays; the signal receivers and the displays are connected with the second ends of the wire cores in a one-to-one correspondence manner; the receiving controller is electrically connected with each signal receiver and each display, and the receiving controller is used for storing the test information transmitted by the signal receiver and controlling the display content of the display. Through receiving terminal and transmitting terminal, can connect many sinle silks simultaneously and number one by one for its linear of connecting through the display for the staff can audio-visual serial number of observing the sinle silk, improves core efficiency.
Description
Technical Field
The application relates to the technical field of cable test tools, in particular to a cable core and voltage withstand test auxiliary device.
Background
Cables are used in electrical power engineering and are made of one or more mutually insulated conductors and an outer insulating layer that carries power or information from one point to another. In the newly-reconstructed and expanded project of the converter station, the armored cable is used for connecting primary equipment and secondary equipment on site and is a bridge for signal transmission. After the armored cable is laid, core matching and insulation testing needs to be carried out on the cable, and the cable is connected to primary equipment and secondary equipment.
At present, the number of cores of the armored cable is less, 5-6 cores are used, the number of cores of the armored cable is more, 15-16 cores are used, and the distance between primary equipment and secondary equipment is longer. In this case, there are two main ways to use the core at the present stage: the first mode is to use two multimeters and an interphone, namely, the method is mainly finished by two workers contacting the multimeters at two ends of a cable, and is also a method used most at a working site; the second way is to pressurize the cable and light the bulb.
In the first mode, one of the public cores needs to be determined, a worker at one end of the public core needs to short-circuit the public core and a selected cable to be determined, a worker at the other end of the public core uses a multimeter to make and break a gear to test the public core and the randomly selected cable core until a buzzer of the multimeter sounds, and then workers at two ends determine the cable core through calling or telephone contact and mark the cable core at the same time. The method is greatly influenced by human operation factors, and information is possibly mistakenly transmitted in a communication mode; meanwhile, other cables in the cable well can interfere with the test, and the accuracy is reduced. In the second mode the cable voltage is high and there is a risk of endangering the service personnel by exceeding the safe voltage. In addition, the two modes only can carry out core alignment work, cannot detect the withstand voltage of the cable, and have single function.
Disclosure of Invention
In view of this, the present application provides an auxiliary device for cable core alignment and voltage withstand test, which is used to solve the problems that the existing core alignment method has a single function and cannot reduce errors and improve safety.
In order to achieve the above technical objective, the present application provides a cable is to core and withstand voltage test auxiliary device, includes: the transmitting end, the receiving end and the plurality of wire cores;
the transmitting end comprises a withstand voltage tester and a transmitting controller;
the emission controller is electrically connected with the withstand voltage tester and is used for controlling the withstand voltage tester to output a withstand voltage test signal;
the withstand voltage tester is provided with a plurality of signal output terminals;
the signal output terminals are connected with the first ends of the wire cores in a one-to-one correspondence manner;
the receiving end comprises a receiving controller, a plurality of signal receivers and a plurality of displays;
the signal receivers and the displays are connected with the second ends of the wire cores in a one-to-one correspondence mode;
the receiving controller is electrically connected with each signal receiver and each display, and is used for storing the test information transmitted by the signal receiver and controlling the display content of the display;
during the test, emission controller control withstand voltage tester's a plurality of signal output terminal exports withstand voltage test signal in proper order, after corresponding sinle silk transmits signal receiver, corresponds the display demonstrates the switch-on sequence number of the sinle silk of connecting at present.
Furthermore, a protection resistor is connected in series between the wire core and the signal receiver.
Further, the display is composed of light emitting diodes.
Further, the transmitting controller and the receiving controller are both single-chip microcomputers.
Furthermore, the withstand voltage tester is connected with the three-phase power through a variable frequency voltage regulator and a voltage converter in sequence.
Furthermore, the device also comprises a transmitting end power supply and a receiving end power supply;
the transmitting end power supply is electrically connected with the transmitting controller;
the receiving end power supply is electrically connected with the receiving controller;
the transmitting end power supply and the receiving end power supply are both 24V lithium batteries.
According to the above technical scheme, the application provides a cable is to core and withstand voltage test auxiliary device, includes: the transmitting end, the receiving end and the plurality of wire cores; the transmitting end comprises a withstand voltage tester and a transmitting controller; the emission controller is electrically connected with the withstand voltage tester and is used for controlling the withstand voltage tester to output a withstand voltage test signal; the withstand voltage tester is provided with a plurality of signal output terminals; the signal output terminals are connected with the first ends of the wire cores in a one-to-one correspondence manner; the receiving end comprises a receiving controller, a plurality of signal receivers and a plurality of displays; the signal receivers and the displays are connected with the second ends of the wire cores in a one-to-one correspondence mode; the receiving controller is electrically connected with each signal receiver and each display, and is used for storing the test information transmitted by the signal receiver and controlling the display content of the display; during the test, emission controller control a plurality of signal output terminal of withstand voltage tester exports high-voltage signal in proper order, after corresponding sinle silk transmits signal receiver, corresponds the display demonstrates the switch-on sequence number of the sinle silk of connecting at present. Through receiving terminal and transmitting terminal, can connect many sinle silks simultaneously and be the linear one-to-one serial number of its connection through the display for the staff can audio-visually observe the sequence number of sinle silk, improve core efficiency, simultaneously through transmission controller and receiving control ware, compare in the mode of conversation transmission to core information, can reduce the error, compare in the mode of lighting the bulb for the cable pressurization, can improve the security.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a structural block diagram of a cable core alignment and voltage withstand test auxiliary device provided in an embodiment of the present application.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are some, but not all embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection claimed herein.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, an auxiliary device for cable core alignment and voltage withstand test provided in an embodiment of the present application includes: the transmitting end, the receiving end and the plurality of wire cores 3; the transmitting end comprises a withstand voltage tester 11 and a transmitting controller 12; the emission controller 12 is electrically connected with the withstand voltage tester 11 and is used for controlling the withstand voltage tester 11 to output a withstand voltage test signal; the withstand voltage tester 11 is provided with a plurality of signal output terminals; the signal output terminals are connected with the first ends of the wire cores 3 in a one-to-one correspondence manner; the receiving end comprises a receiving controller 21, a plurality of signal receivers 22 and a plurality of displays 23; the signal receivers 22 and the displays 23 are connected with the second ends of the wire cores 3 in a one-to-one correspondence manner; the receiving controller 21 is electrically connected with each signal receiver 22 and each display 23, and the receiving controller 21 is used for storing the test information transmitted by the signal receiver 22 and controlling the display content of the display 23; during testing, the transmitting controller 12 controls a plurality of signal output terminals of the withstand voltage tester to sequentially output withstand voltage test signals, and after the withstand voltage test signals are transmitted to the signal receiver 22 through corresponding wire cores, the corresponding display 23 displays the connection serial numbers of the wire cores 3 connected at present.
Particularly, after connecting many sinle silks 3 one-to-one with withstand voltage tester and signal receiver 22, can carry out core and serial number for a plurality of sinle silks 3 through transmission controller 12 and receiving controller 21 to can show sinle silks 3's serial number through display 23, the staff of being convenient for directly perceived serial number of observing sinle silks 3, improve and can carry out withstand voltage test to core efficiency simultaneously, extend test function.
Further, a protection resistor is connected in series between the wire core 3 and the signal receiver 22, so that the wire core 3 can be protected to reduce the possibility of overcurrent.
Further, the display 23 is composed of light emitting diodes, and can be used for displaying the connection serial number of the wire core.
Further, in the present embodiment, the transmission controller 12 and the reception controller 21 are both single-chip microcomputers.
Further, the withstand voltage tester 11 is connected with the three-phase power 4 through the variable frequency voltage regulator 5 and the voltage converter 6 in sequence.
Further, a transmitting end power supply 13 and a receiving end power supply 24 are also included; the transmitting end power supply 13 is electrically connected with the transmitting controller 12; the receiving end power supply 24 is electrically connected with the receiving controller 21; the transmitting end power supply 13 and the receiving end power supply 24 are both 24V lithium batteries.
Specifically, the transmitting-side power supply 13 is electrically connected to the withstand voltage tester 11, and the receiving-side power supply 24 is electrically connected to the receiving controller 22 and the display 23.
Although the present invention has been described in detail with reference to examples, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (6)
1. The utility model provides a cable is to core and withstand voltage test auxiliary device which characterized in that includes: the transmitting end, the receiving end and the plurality of wire cores;
the transmitting end comprises a withstand voltage tester and a transmitting controller;
the emission controller is electrically connected with the withstand voltage tester;
the withstand voltage tester is provided with a plurality of signal output terminals;
the signal output terminals are connected with the first ends of the wire cores in a one-to-one correspondence manner;
the receiving end comprises a receiving controller, a plurality of signal receivers and a plurality of displays;
the signal receivers and the displays are connected with the second ends of the wire cores in a one-to-one correspondence mode;
the receiving controller is electrically connected with each signal receiver and each display, and is used for storing the test information transmitted by the signal receiver and controlling the display content of the display;
during the test, emission controller control withstand voltage tester's a plurality of signal output terminal exports withstand voltage test signal in proper order, after corresponding sinle silk transmits signal receiver, corresponds the display demonstrates the switch-on sequence number of the sinle silk of connecting at present.
2. The cable core-pairing and voltage withstand test auxiliary device as claimed in claim 1, wherein a protection resistor is connected in series between the cable core and the signal receiver.
3. The cable core-pairing and voltage withstand test auxiliary device according to claim 1, wherein the display is composed of light emitting diodes.
4. The cable core alignment and voltage withstand test auxiliary device according to claim 1, wherein the transmitting controller and the receiving controller are both single-chip microcomputers.
5. The cable core alignment and voltage withstand test auxiliary device according to claim 1, wherein the voltage withstand tester is electrically connected with the three phases through a variable frequency voltage regulator and a voltage converter in sequence.
6. The cable core alignment and voltage withstand test auxiliary device according to claim 1, further comprising a transmitting end power supply and a receiving end power supply;
the transmitting end power supply is electrically connected with the transmitting controller;
the receiving end power supply is electrically connected with the receiving controller;
the transmitting end power supply and the receiving end power supply are both 24V lithium batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111453159.5A CN114089137A (en) | 2021-11-30 | 2021-11-30 | Cable core alignment and pressure resistance test auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111453159.5A CN114089137A (en) | 2021-11-30 | 2021-11-30 | Cable core alignment and pressure resistance test auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114089137A true CN114089137A (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111453159.5A Pending CN114089137A (en) | 2021-11-30 | 2021-11-30 | Cable core alignment and pressure resistance test auxiliary device |
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| CN (1) | CN114089137A (en) |
Citations (9)
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|---|---|---|---|---|
| US4160947A (en) * | 1976-10-26 | 1979-07-10 | Dainichi-Nippon Cables, Ltd. | Apparatus and method for electrically testing multi-core cable |
| CN2054168U (en) * | 1988-12-04 | 1990-03-07 | 孙福玉 | Portable multipurpose lineman's detector |
| CN1385707A (en) * | 2002-04-26 | 2002-12-18 | 德阳电缆股份有限公司 | New method for detecting voltage-resistance of communication cable |
| CN103645407A (en) * | 2013-11-28 | 2014-03-19 | 国网河南省电力公司鹤壁供电公司 | Direct-current low-voltage tester |
| JP2015108618A (en) * | 2013-10-25 | 2015-06-11 | 一般財団法人 関西電気保安協会 | High pressure insulation monitor method and device |
| CN105548833A (en) * | 2015-12-09 | 2016-05-04 | 天津二十冶建设有限公司 | High-voltage cable frequency conversion series resonance voltage withstand debugging method |
| CN110221157A (en) * | 2019-06-25 | 2019-09-10 | 国网山东省电力公司临朐县供电公司 | A kind of secondary cable core checking device |
| CN110850338A (en) * | 2019-12-18 | 2020-02-28 | 广东电网有限责任公司 | Tool for rapidly checking secondary cable core |
| CN111983522A (en) * | 2020-08-26 | 2020-11-24 | 广东韶钢松山股份有限公司 | Cable detection method |
-
2021
- 2021-11-30 CN CN202111453159.5A patent/CN114089137A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4160947A (en) * | 1976-10-26 | 1979-07-10 | Dainichi-Nippon Cables, Ltd. | Apparatus and method for electrically testing multi-core cable |
| CN2054168U (en) * | 1988-12-04 | 1990-03-07 | 孙福玉 | Portable multipurpose lineman's detector |
| CN1385707A (en) * | 2002-04-26 | 2002-12-18 | 德阳电缆股份有限公司 | New method for detecting voltage-resistance of communication cable |
| JP2015108618A (en) * | 2013-10-25 | 2015-06-11 | 一般財団法人 関西電気保安協会 | High pressure insulation monitor method and device |
| CN103645407A (en) * | 2013-11-28 | 2014-03-19 | 国网河南省电力公司鹤壁供电公司 | Direct-current low-voltage tester |
| CN105548833A (en) * | 2015-12-09 | 2016-05-04 | 天津二十冶建设有限公司 | High-voltage cable frequency conversion series resonance voltage withstand debugging method |
| CN110221157A (en) * | 2019-06-25 | 2019-09-10 | 国网山东省电力公司临朐县供电公司 | A kind of secondary cable core checking device |
| CN110850338A (en) * | 2019-12-18 | 2020-02-28 | 广东电网有限责任公司 | Tool for rapidly checking secondary cable core |
| CN111983522A (en) * | 2020-08-26 | 2020-11-24 | 广东韶钢松山股份有限公司 | Cable detection method |
Non-Patent Citations (1)
| Title |
|---|
| 刘昕等: "基于 Test on Demand 平台的弹上电缆自动测试系统的研制与设计实现", 仪器仪表学报, vol. 34, no. 12, pages 68 * |
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