CN101706530A - Cable conductor DC resistance on-line detection device and method thereof - Google Patents
Cable conductor DC resistance on-line detection device and method thereof Download PDFInfo
- Publication number
- CN101706530A CN101706530A CN200910309162A CN200910309162A CN101706530A CN 101706530 A CN101706530 A CN 101706530A CN 200910309162 A CN200910309162 A CN 200910309162A CN 200910309162 A CN200910309162 A CN 200910309162A CN 101706530 A CN101706530 A CN 101706530A
- Authority
- CN
- China
- Prior art keywords
- cable conductor
- resistance
- tank
- anchor clamps
- line detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention relates to a cable conductor DC resistance on-line detection device and a method thereof, aiming at solving the problems of the prior art that detection to a cable conductor needs to cut a section of the cable conductor, which brings inconvenience to operation and causes material waste; the detection is apt to be influenced by air humidity, air temperature and sample temperature and other factors; and the accuracy of detection results is low. The cable conductor DC resistance on-line detection device comprises a resistance tester, a mobile trolley, a potential clamp and a current clamp, wherein the resistance tester is arranged on the mobile trolley; a water tank for containing cables is arranged on the top end of the mobile trolley; the potential clamp and the current clamp are used for clamping cables and connected on the resistance tester through wires. The invention has the advantages of optional movement, convenient use, waster reduction and high detection structure accuracy.
Description
Technical field
The present invention relates to a kind of cable conductor pick-up unit, especially relate to a kind of cable conductor DC resistance on-line detection device and method.
Background technology
Direct current resistance is a very important index in the cable electrical property Interventions Requested.General cable conductor detecting instrument all is to be placed in the testing laboratory, be inconvenient to move, if in the time of will testing cable conductor, need intercepting one end cable conductor to take in the laboratory and carry out, not only inconvenient, also cause the waste of material, because every cable of this method test needs 1.5x2 rice to do test. cut 3 meters as producing the every coring of 240mm2 conductor, add up to 6kg copper just to waste, and cable conductor is loose because of blocking, causes loose contact and influence the accuracy of measurement.In addition, cable conductor generates heat when stranded, needs constant temperature more than 2 hours before the test, wastes time and energy, and cable also can be subjected to as all multifactor influences such as air humidity, temperature when detecting, and makes that the result who measures is inaccurate.China's utility model 200820127539.3 discloses a kind of cable detecting device, comprise the cable link block that is used to connect tested cable, the detection display module that links to each other with the cable link block, the power module that links to each other with the detection display module, the detection module that is connected with power module during detection streamer, inserts the cable link block with cable, press test button, can show resistance value on the resistance indicator gauge.General this device detection streamer that adopts need intercept an end cable, has caused waste of material, and be subjected to during cable detection air humidity, air themperature, sample temperature, etc. factor disturb, the testing result accuracy is not high.
Summary of the invention
The present invention solves in the prior art when cable conductor detected to intercept an end cable conductor, inconvenient operation, can cause the waste of material inconvenience, and be subjected to factor affecting such as air humidity, air themperature, specimen temperature when detecting, the problem that the testing result accuracy is not high, a kind of conveniently moving is provided, has saved material, and be not subjected to the cable conductor DC resistance on-line detection device of factor affecting such as air humidity, air themperature, specimen temperature.
Another goal of the invention of the present invention provides a kind of cable conductor DC resistance on-line detection method.
Above-mentioned technical matters of the present invention is mainly solved by following technical proposals: a kind of cable conductor DC resistance on-line detection device, comprise resistance meter, it is characterized in that: include travelling car, resistance meter is arranged on the travelling car, the travelling car top is provided with the tank that is used to hold cable, also comprise the current potential anchor clamps and the electric current anchor clamps that are used to be interposed on the cable, these current potential anchor clamps and electric current anchor clamps are connected on the resistance meter by electric wire.Resistance meter is installed on the travelling car among the present invention, by travelling car cable conductor DC resistance on-line detection device is arbitrarily detected at the scene of moving to, easy to use, need not to intercept one section cable specially detects, significantly reduced waste, reduced production cost, solved simultaneously, caused loose contact and influence the problem of the accuracy of measurement because cable conductor is loose because of blocking; The present invention is arranged on cable conductor in the tank, by deionized water cable conductor is lowered the temperature, and has significantly reduced the detection required time, the influence of having avoided factors such as air themperature, air humidity that direct current resistance is detected simultaneously.
A kind of preferred version as such scheme, on travelling car, erect and be provided with a pair of lifting back up pad, this lifting back up pad upper end is above the travelling car top, on the lifting back up pad, be respectively arranged with the carriage that can carry out lift adjustment along the lifting back up pad, described tank is arranged on the carriage. and this lifting back up pad and carriage are formed an elevating mechanism, can regulate the height of tank according to the height of cable conductor on the wire twisting machine, guarantee that cable conductor seals in tank, stable. the lifting back up pad is installed in the travelling car both sides respectively, fixes by bolt and travelling car.
A kind of preferred version as such scheme is respectively arranged with regulating tank on the lifting back up pad, carriage is provided with bolt, and this bolt is used nut screwing clamping after passing regulating tank, and carriage is fixed on the lifting back up pad.This carriage is L-shaped, on an end of this L shaped bottom, be provided with downward flange, the web joint that formation links to each other with the lifting back up pad, bolt passes web joint and regulating tank, with behind the nut screwing clamping carriage being fixed on the lifting back up pad, then this carriage and lifting back up pad just form the base body of a U shape, and tank just in time is placed in this base body.
A kind of preferred version as such scheme is respectively arranged with open slot on the tank both ends of the surface, open slot is provided with fluid sealant.The blind end of this open slot is semicircle, is convenient to that cable conductor is stable to be placed, in cable conductor is placed on open slot after, fluid sealant is arranged in the open slot tank is sealed at both ends, can stop water in the tank to outflow like this.，
A kind of preferred version as such scheme is provided with several osculums in the bottom of tank, is connected with drainpipe on the osculum.Can be after detecting end with the convenient discharge of the water in the tank.
As a kind of preferred version of such scheme, travelling car is provided with handle.This handle makes things convenient for the user to promote travelling car.
A kind of cable conductor DC resistance online test method is characterized in that: this method may further comprise the steps:
A. cable conductor DC resistance on-line detection device is shifted onto the position at cable conductor place, regulate the height of tank, make cable conductor be positioned at tank, the blind end of tank openings at two ends groove matches with cable conductor, then in open slot around on fluid sealant and by real;
B. in tank, inject water and be immersed in water fully until cable conductor;
C. current potential anchor clamps and electric current anchor clamps are interposed on the cable conductor, two electric current anchor clamps are interposed in the current potential anchor clamps outside respectively, and the opening resistor detector begins to measure resistance.
As a kind of preferred version of such scheme, the distance between the two current potential anchor clamps is at least 1m, and the distance between the two electric current anchor clamps is at least 1.5 times of cable conductor girth.The numerical value that makes the resistance detection instrument detect is more accurate.
As a kind of preferred version of such scheme, the water that injects in the tank is deionized water.The numerical value that makes the resistance detection instrument detect is more accurate.
Therefore, the present invention has the following advantages: 1. pick-up unit is arranged on the travelling car, arbitrarily motion detection device conveniently uses to the position that needs; 2. need not to intercept cable conductor and carry out side-looking, significantly reduced waste, reduced production cost; 3. cable conductor is arranged in the water and detects, be not subjected to factor affecting such as air themperature, air humidity, specimen temperature, improved the detection architecture accuracy.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present invention;
Accompanying drawing 2 is a kind of side-looking structural representations of the present invention;
Accompanying drawing 3 is a kind of A-A cut-open views of Fig. 1.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment:
According to illustrated in figures 1 and 2, a kind of cable conductor DC resistance on-line detection device of present embodiment, comprise a travelling car 1, this travelling car main body is a cuboid, this main body can be used as a tool box, be provided with in main body one side and be used to promote the handle 10 that dolly is used, be placed with resistance meter 2 on travelling car main body top, also be provided with the elevating mechanism that constitutes by lifting back up pad 3 and carriage 9 on the travelling car, this lifting back up pad 3 is provided with a pair of, vertically be arranged on travelling car 1 both sides respectively, this lifting back up pad lower end is provided with the flange that is used to connect, this flange and lifting back up pad surface are perpendicular, paste mutually with the travelling car side, pass through bolt, this lifting back up pad upper end exceeds travelling car main body upper surface, the lifting back up pad exceeds this section of travelling car body surfaces, and to be provided with regulating tank 31. 9 one-tenth on these carriages L shaped, on an end of L shaped body bottom, form web joint to being arranged with flange, this web joint and lifting back up pad fit, bolt passes web joint and regulating tank 31, by fastening nut carriage is fixed on the lifting back up pad then, this carriage and lifting back up pad just form the base body of a U shape. if want the bracket height, then unclamp nut, carriage is carried out lifting, fastening nut after adjusting finishes. carriage is provided with tank 4, this tank adopts organic glass to make, as shown in Figure 3, be respectively arranged with open slot 12 on the tank both ends of the surface, it is semicircle that this open slot blind end becomes, in open slot, be provided with fluid sealant 11. adjusting tank height and be positioned at tank until cable conductor 7, open slot on the aquatic products both ends of the surface and cable conductor 7 are nested, fluid sealant is arranged between open slot and the cable conductor, play sealing process, sealing glue is elastic body, its shape matches with the open slot shape, the centre has through hole, and through hole to fluid sealant one end is provided with a crack; Fluid sealant can be buckled on the cable conductor in the time of use, cable conductor is surrounded, and then regulate the tank height, this place of cable conductor that is wrapped in fluid sealant is clamp-oned in the open slot, form the sealing shape; Perhaps sealing glue shape can be strip, after cable conductor is in open slot, be wrapped between open slot and the cable conductor, form the sealing shape. also be provided with several osculums 41 at bottom of gullet, be connected with drainpipe 8. on the osculum and be gripped with current potential anchor clamps 5 and electric current anchor clamps 6 on cable conductor, current potential anchor clamps and electric current anchor clamps are connected by electrical wiring on the resistance meter respectively.
According to the device in the present embodiment, its detection method is: 1. the position of cable conductor DC resistance on-line detection device being shifted onto the cable conductor place, bracket height then, promptly regulate the height of tank, make cable conductor be positioned at tank, cable conductor is embedded in the open slot, then in open slot around on fluid sealant and by real; Also can fluid sealant be set on cable conductor earlier, then cable conductor be positioned in the tank.2. after sealing finishes, in tank, inject deionized water and be immersed in deionized water fully until cable conductor.3. current potential anchor clamps and electric current anchor clamps are interposed on the cable conductor, two electric current anchor clamps are interposed in the current potential anchor clamps outsides respectively, and the distance between the two current potential anchor clamps is at least 1m, and the distance between the two electric current anchor clamps is at least 1.5 times of cable conductor girth.Last opening resistor detector begins to measure resistance.
Arbitrarily motion detection device is to the position that needs in the present invention, and convenient the use need not to intercept cable conductor and carry out side-looking, significantly reduced waste, reduce production cost, be not subjected to factor affecting such as air themperature, air humidity, specimen temperature during detection, improved the detection architecture accuracy.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as travelling car, tank, resistance monitor, lifting back up pad, carriage morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (9)
1. cable conductor DC resistance on-line detection device, comprise resistance meter, it is characterized in that: include travelling car (1), resistance meter (2) is arranged on the travelling car, the travelling car top is provided with the tank (4) that is used to hold cable conductor (7), also comprise the current potential anchor clamps (5) and the electric current anchor clamps (6) that are used to be interposed on the cable, these current potential anchor clamps and electric current anchor clamps are connected on the resistance meter by electric wire.
2. a kind of cable conductor DC resistance on-line detection device according to claim 1, it is characterized in that going up setting at travelling car (1) is provided with a pair of lifting back up pad (3), this lifting back up pad upper end is above the travelling car top, be respectively arranged with the carriage (9) that can carry out lift adjustment along the lifting back up pad on the lifting back up pad, described tank (4) is arranged on the carriage.
3. a kind of cable conductor DC resistance on-line detection device according to claim 2, it is characterized in that on lifting back up pad (3), being respectively arranged with regulating tank (31), carriage (9) is provided with bolt, and this bolt is used nut screwing clamping after passing regulating tank, and carriage is fixed on the lifting back up pad.
4. according to claim 1 or 2 or 3 described a kind of cable conductor DC resistance on-line detection devices, it is characterized in that being respectively arranged with open slot (12) on tank (4) both ends of the surface, open slot is provided with fluid sealant (11).
5. according to claim 1 or 2 or 3 described a kind of cable conductor DC resistance on-line detection devices, it is characterized in that being provided with several osculums (41), be connected with drainpipe (8) on the osculum in the bottom of tank (4).
6. according to claim 1 or 2 or 3 described a kind of cable conductor DC resistance on-line detection devices, it is characterized in that travelling car (1) is provided with handle (10).
7. cable conductor DC resistance online test method, it is characterized in that: this method may further comprise the steps:
A. cable conductor DC resistance on-line detection device is shifted onto the position at cable conductor place, regulate the height of tank, make cable conductor be positioned at tank, the blind end of tank openings at two ends groove matches with cable conductor, then in open slot around on fluid sealant and by real;
B. in tank, inject water and be immersed in water fully until cable conductor;
C. current potential anchor clamps and electric current anchor clamps are interposed on the cable conductor, two electric current anchor clamps are interposed in the current potential anchor clamps outside respectively, and the opening resistor detector begins to measure resistance.
8. a kind of cable conductor DC resistance online test method according to claim 7 is characterized in that the distance between the two current potential anchor clamps is at least 1m, and the distance between the two electric current anchor clamps is at least 1.5 times of cable conductor girth.
9. a kind of cable conductor DC resistance online test method according to claim 7 is characterized in that the water that injects in the tank is deionized water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103091622A CN101706530B (en) | 2009-10-30 | 2009-10-30 | Cable conductor DC resistance on-line detection device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103091622A CN101706530B (en) | 2009-10-30 | 2009-10-30 | Cable conductor DC resistance on-line detection device and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101706530A true CN101706530A (en) | 2010-05-12 |
| CN101706530B CN101706530B (en) | 2012-06-27 |
Family
ID=42376769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103091622A Expired - Fee Related CN101706530B (en) | 2009-10-30 | 2009-10-30 | Cable conductor DC resistance on-line detection device and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101706530B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103309376A (en) * | 2013-06-21 | 2013-09-18 | 河南开启电力实业有限公司 | Resistance measurement device and resistance measurement method of finished cables |
| CN103454503A (en) * | 2013-08-30 | 2013-12-18 | 安徽省宁国天成电工有限公司 | Conductor resistance measuring device |
| CN105527494A (en) * | 2016-01-14 | 2016-04-27 | 上海惠亚铝合金制品有限公司 | Mobile resistance measurement trolley |
| CN105785162A (en) * | 2015-01-13 | 2016-07-20 | 弗兰克公司 | Testing device power induced by current transformer |
| CN107015059A (en) * | 2017-04-01 | 2017-08-04 | 攀钢集团攀枝花钢铁研究院有限公司 | Rail of subway insulaion resistance on-line measurement device and measuring method |
| CN107192503A (en) * | 2017-05-31 | 2017-09-22 | 国网浙江省电力公司电力科学研究院 | A kind of high-voltage cable middle joint environment water level simulation test device |
| CN107765097A (en) * | 2017-11-18 | 2018-03-06 | 国家电网公司 | Converter valve master is through-flow, and return contacts special test presss from both sides |
| CN110018350A (en) * | 2019-04-26 | 2019-07-16 | 中辰电缆股份有限公司 | A kind of conductor DC resistance quick, intelligent measuring system online |
| CN113063986A (en) * | 2021-02-03 | 2021-07-02 | 安徽新科电缆集团股份有限公司 | Cable insulation resistance detection device |
| CN113156213A (en) * | 2021-05-08 | 2021-07-23 | 无锡市计量测试院 | Conductor direct current resistance on-line measuring device and method |
| CN113406389A (en) * | 2021-05-06 | 2021-09-17 | 江苏省电力试验研究院有限公司 | Quality measuring device for coiled cable conductor |
| CN114509606A (en) * | 2022-02-15 | 2022-05-17 | 春光线缆有限公司 | Resistance tester for cable convenient to carry |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200944128Y (en) * | 2006-06-15 | 2007-09-05 | 甘肃省电力公司白银供电公司 | High-voltage ultralong power cable test system |
| CN201576053U (en) * | 2009-10-30 | 2010-09-08 | 浙江万马电缆股份有限公司 | DC resistance online detecting device of cable conductor |
-
2009
- 2009-10-30 CN CN2009103091622A patent/CN101706530B/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103309376B (en) * | 2013-06-21 | 2016-05-18 | 河南开启电力实业有限公司 | Finished cable electric resistance measuring apparatus and resistance measurement method thereof |
| CN103309376A (en) * | 2013-06-21 | 2013-09-18 | 河南开启电力实业有限公司 | Resistance measurement device and resistance measurement method of finished cables |
| CN103454503A (en) * | 2013-08-30 | 2013-12-18 | 安徽省宁国天成电工有限公司 | Conductor resistance measuring device |
| CN103454503B (en) * | 2013-08-30 | 2015-10-28 | 安徽省宁国天成电工有限公司 | A kind of conductor resistance determinator |
| CN105785162A (en) * | 2015-01-13 | 2016-07-20 | 弗兰克公司 | Testing device power induced by current transformer |
| CN105527494A (en) * | 2016-01-14 | 2016-04-27 | 上海惠亚铝合金制品有限公司 | Mobile resistance measurement trolley |
| CN107015059A (en) * | 2017-04-01 | 2017-08-04 | 攀钢集团攀枝花钢铁研究院有限公司 | Rail of subway insulaion resistance on-line measurement device and measuring method |
| CN107015059B (en) * | 2017-04-01 | 2019-04-16 | 攀钢集团攀枝花钢铁研究院有限公司 | Rail of subway insulation resistance on-line measurement device and measurement method |
| CN107192503B (en) * | 2017-05-31 | 2023-09-08 | 国网浙江省电力公司电力科学研究院 | High-voltage cable intermediate head environmental water level simulation test device |
| CN107192503A (en) * | 2017-05-31 | 2017-09-22 | 国网浙江省电力公司电力科学研究院 | A kind of high-voltage cable middle joint environment water level simulation test device |
| CN107765097A (en) * | 2017-11-18 | 2018-03-06 | 国家电网公司 | Converter valve master is through-flow, and return contacts special test presss from both sides |
| CN107765097B (en) * | 2017-11-18 | 2020-04-07 | 国家电网公司 | Special test clamp for main through-flow loop connector of converter valve |
| CN110018350A (en) * | 2019-04-26 | 2019-07-16 | 中辰电缆股份有限公司 | A kind of conductor DC resistance quick, intelligent measuring system online |
| CN113063986A (en) * | 2021-02-03 | 2021-07-02 | 安徽新科电缆集团股份有限公司 | Cable insulation resistance detection device |
| CN113406389A (en) * | 2021-05-06 | 2021-09-17 | 江苏省电力试验研究院有限公司 | Quality measuring device for coiled cable conductor |
| CN113156213A (en) * | 2021-05-08 | 2021-07-23 | 无锡市计量测试院 | Conductor direct current resistance on-line measuring device and method |
| CN114509606A (en) * | 2022-02-15 | 2022-05-17 | 春光线缆有限公司 | Resistance tester for cable convenient to carry |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101706530B (en) | 2012-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101706530B (en) | Cable conductor DC resistance on-line detection device and method thereof | |
| CN2783294Y (en) | Broken point free steel cable tension tester | |
| CN201576053U (en) | DC resistance online detecting device of cable conductor | |
| CN202002786U (en) | Instrument for testing deflection of bridge | |
| CN202758002U (en) | Resistivity testing device | |
| CN208606914U (en) | The dynamometer of changeable range for the installation detection of wall-mounted equipment dependability | |
| CN201897542U (en) | Fatigue performance testing device for small-dimensional materials | |
| CN102706746B (en) | Welding strength detector for solar welding strip | |
| CN204330208U (en) | For detecting the force standard machines of pull and push dynamometer | |
| CN109341508B (en) | In-service steel rail web thickness non-contact detection device and method | |
| CN203587450U (en) | Test instrument for measuring shearing strength of bulk solid material | |
| CN202562810U (en) | Chip thrust tester | |
| CN100434906C (en) | Electrical conductance probe measurement system for real-time measurement of phase content and phase interface in multiple-phase pipe flow system | |
| CN208458663U (en) | A kind of municipal works manhole cover, water grate residual deformation detection device | |
| CN201187991Y (en) | Apparatus for detecting main beam side curvature of cranes | |
| CN101059471A (en) | Meter for on-line detecting water solution ozone density and the detection method | |
| CN106516925A (en) | Elevator balance coefficient detector | |
| CN202853980U (en) | Detector for welding quality of solar welding strips | |
| CN202687680U (en) | No-load dynamic detector for elevator equilibrium coefficient | |
| CN206540939U (en) | Electric wire on-line checking bridge gripper | |
| CN201724653U (en) | Surface profiler testing platform device of wire wheel | |
| CN201438098U (en) | Calibration auxiliary device for outside micrometer | |
| CN204903302U (en) | Concentric turntable hollow wire comprehensive properties testing arrangement of circle line | |
| CN111983315A (en) | Conductor direct current resistance detection device and method based on infrared temperature measurement | |
| CN202929112U (en) | Apparatus for testing resistivity of solar cell material under low temperature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG WANMA CO., LTD. Free format text: FORMER NAME: ZHEJIANG WANMA CABLE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 311305, No. 88, South Ring Road, Ling'an Economic Development Zone, Zhejiang Patentee after: ZHEJIANG WANMA CO., LTD. Address before: 311305, No. 88, South Ring Road, Ling'an Economic Development Zone, Zhejiang Patentee before: Zhejiang Wanma Cable Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120627 Termination date: 20161030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |