CN110127458A - A kind of connecting wire wire dispenser for earth resistance meter - Google Patents
A kind of connecting wire wire dispenser for earth resistance meter Download PDFInfo
- Publication number
- CN110127458A CN110127458A CN201910439220.7A CN201910439220A CN110127458A CN 110127458 A CN110127458 A CN 110127458A CN 201910439220 A CN201910439220 A CN 201910439220A CN 110127458 A CN110127458 A CN 110127458A
- Authority
- CN
- China
- Prior art keywords
- support frame
- connecting wire
- resistance meter
- earth resistance
- connects
- 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.)
- Pending
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000004816 latex Substances 0.000 claims description 17
- 229920000126 latex Polymers 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000005381 potential energy Methods 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4418—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means
- B65H75/4428—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means acting on the reel or on a reel blocking mechanism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
- B65H75/486—Arrangements or adaptations of the spring motor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
- G01R27/205—Measuring contact resistance of connections, e.g. of earth connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
Abstract
A kind of connecting wire wire dispenser for earth resistance meter, including pedestal connect support frame on pedestal, through-hole is opened up on support frame, through-hole interpolation switches through axis, and shaft can rotate on the support frame, and the middle part of shaft connects reel, ratchet device is installed between one end and support frame of shaft, the present invention is wound in the present apparatus by connecting wire, using steel tape principle folding and unfolding conducting wire, a possibility that significantly reducing conducting wire snarling, the work load for alleviating operating personnel, improves work efficiency.Reel of the invention being capable of being collected in winding manner earth resistance meter connecting wire, when earth resistance meter connecting wire is drawn out, disc spring can accumulate certain elastic potential energy, when the measurement is completed, disc spring can be such that reel reversely rotates using the elastic potential energy of accumulation, so that the earth resistance meter connecting wire being drawn out be made to rewind on reel.
Description
Technical field
The present invention relates to a kind of wire de-reeling, more precisely a kind of connecting wire unwrapping wire for earth resistance meter
Device.
Background technique
The measurement work of 500kV and Above Transmission Lines steel tower ground resistance need to use two longer rays.Due to ground resistance
Measurement need of work be repeated, every base steel tower needs to measure four times.Earth resistance meter connecting wire needs folding and unfolding repeatedly, and
Conducting wire is easy to snarling.Traditional way is entangled in conducting wire on one plank, and this method efficiency is lower, and easily by conducting wire
Snarling, if line snarling, is a very arduous job for operating personnel especially when summer sweltering heat.For
Earth resistance meter connecting wire snarling is prevented, mitigates homework burden, the application has developed a kind of portable grounding resistance table and connects
Connect wire de-reeling.
Summary of the invention
It, can be by connecting wire the object of the present invention is to provide a kind of connecting wire wire dispenser for earth resistance meter
It is wound in the present apparatus, using steel tape principle folding and unfolding conducting wire, a possibility that significantly reducing conducting wire snarling, alleviates operation people
The work load of member, improves work efficiency.
The present invention to achieve the above object, is achieved through the following technical solutions:
A kind of connecting wire wire dispenser for earth resistance meter, including pedestal connect support frame on pedestal, open up on support frame
Through-hole, through-hole interpolation switch through axis, and shaft can rotate on the support frame, and the middle part of shaft connects reel, one end of shaft with
Ratchet device is installed, the side of the other end connecting rocker arm of shaft, support frame connects disc spring, disc spring between support frame
One end and the side of support frame connect, the side of the other end of disc spring and reel connects.
In order to further realize the purpose of the present invention, following technical scheme can also be used: the ratchet lock device packet
Ratchet, one end connection of ratchet and shaft are included, pawl is installed in the side of support frame, and pawl can rotate on the support frame, pawl
Cooperate with ratchet, the side of pawl connects handle, and the side of pawl connects torsional spring, and one end of torsional spring is connect with pawl, torsional spring
The other end is connect with support frame, and torsional spring can be such that pawl and ratchet cooperates with certain pressure.
The side installation storage speed-limiting device of support frame as described above, the storage speed-limiting device includes swing arm, the side of swing arm and branch
Support is connected by shaft, and swing arm can rotate in the side of support frame, and bearing is installed in the other side of swing arm, the outer ring of bearing and
Swing arm connection, the inner ring of bearing are connected and fixed axis, and one end of fixing axle connects U-board, inside connection the second foaming cream of U-board
Blob of viscose and fixed block open up screw hole on fixed block, and fixed block is connect by screw hole with adjusting bolt thread, adjust one end of bolt
Connect the first foamed latex block, the first foamed latex block and the second foamed latex block, which can cooperate, clamps ground resistance megger with leading
Line.
The present invention has the advantages that the present invention is wound in the present apparatus by connecting wire, led using steel tape principle folding and unfolding
Line, alleviates the work load of operating personnel, improves work efficiency a possibility that significantly reducing conducting wire snarling.This hair
Bright reel being collected in winding manner earth resistance meter connecting wire, when earth resistance meter connecting wire is drawn out, disc type bullet
Spring can accumulate certain elastic potential energy, and when the measurement is completed, disc spring can make reel using the elastic potential energy of accumulation
It reversely rotates, so that the earth resistance meter connecting wire being drawn out be made to rewind on reel.When earth resistance meter connects
When conducting wire is drawn out, ratchet device, which can make reel only, can make reel to the direction of output earth resistance meter connecting wire
Rotation, so as to avoid during bracing wire disc spring make reel rewind conducting wire.When needing take-up, can contact
Locking of the pawl of ratchet device to ratchet, disc spring can be such that the earth resistance meter connecting wire being drawn out rolls up again at this time
It is wound on reel.The present invention improves the storage efficiency of earth resistance meter connecting wire, reduces the workload of survey crew.
The present invention also has the advantages of compact structure, low manufacturing cost and easy to use.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the A of Fig. 1 to enlarged structure schematic diagram；
Fig. 3 is the B of Fig. 1 to enlarged structure schematic diagram.
Mark component: 1 support frame, 2 shaft, 3 reel, 4 disc spring, 5 rocker arm, 6 first foamed latex block 7 second
8 fixing axle of foamed latex block, 9 swing arm, 10 bearing 11U shape plate, 12 fixed block 13 adjusts 14 pedestal of bolt, 15 spring 16
17 pawl of handle, 18 ratchet.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
A kind of connecting wire wire dispenser for earth resistance meter, as shown in Figure 1-Figure 3, including pedestal 14, on pedestal 14
Support frame 1 is connected, opens up through-hole on support frame 1, through-hole interpolation switches through axis 2, and shaft 2 can rotate on support frame 1, shaft 2
Middle part connect reel 3, ratchet device, the other end connecting rocker arm of shaft 2 are installed between one end and support frame 1 of shaft 2
5, the side of support frame 1 connects disc spring 4, and one end of disc spring 4 is connect with the side of support frame 1, disc spring 4 it is another
One end is connect with the side of reel 3.
The present invention is wound in the present apparatus by connecting wire, using steel tape principle folding and unfolding conducting wire, is significantly reduced conducting wire and is twined
A possibility that random, alleviates the work load of operating personnel, improves work efficiency.Reel 3 of the invention can wind receipts
Receive earth resistance meter connecting wire, when earth resistance meter connecting wire is drawn out, disc spring 4 can accumulate certain elasticity
Potential energy, when the measurement is completed, disc spring 4 can be such that reel 3 reversely rotates using the elastic potential energy of accumulation, to make to be drawn
Earth resistance meter connecting wire out is rewound on reel 3.When earth resistance meter connecting wire is drawn out, ratchet dress
Reel 3 can be made only and can make reel 3 to rotate to the direction of output earth resistance meter connecting wire by setting, so as to avoid
Disc spring 4 makes reel 3 rewind conducting wire during bracing wire.When needing take-up, the pawl of ratchet device can be contacted
Locking to ratchet, disc spring 4 can be such that the earth resistance meter connecting wire being drawn out rewinds in reel 3 at this time
On.The present invention improves the storage efficiency of earth resistance meter connecting wire, reduces the workload of survey crew.
The selection and feasibility analysis of specific implementation: the sample of our actual fabrications is pressed using Figure of description as drawing
The ratio of all parts and fit system are implemented in book attached drawing as directed, and the connection is the connection of strength adhesive, welding, riveting
Connect, common connection type, when actual fabrication such as flanged joint, integrated molding formula connection can be according to practical bonding strength needs
Without the creative corresponding connection type of selection, the thickness and intensity of tie point.
The ratchet lock device includes ratchet 18, and ratchet 18 is connect with one end of shaft 2, the side installation of support frame 1
Pawl 17, pawl 17 can rotate on support frame 1, and pawl 17 and ratchet 18 cooperate, and the side of pawl 17 connects handle 16, spine
The side of pawl 17 connects torsional spring, and one end of torsional spring is connect with pawl 17, and the other end of torsional spring is connect with support frame 1, and torsional spring can
Cooperate pawl 17 with certain pressure with ratchet 18.
Pawl 17 of the invention can allow ratchet 18 to rotate when exporting earth resistance meter connecting wire, thus instant rolled
Line wheel 3 exports earth resistance meter connecting wire, and in the process, torsional spring cooperates pawl 17 with certain pressure with ratchet 18, from
And ratchet 18 inverts during avoiding output earth resistance meter connecting wire, thus in earth resistance meter connecting wire
It is able to maintain original length after losing pulling force, is convenient for measuring personnel's reading, when the measurement is completed, operator can pull
Dynamic handle 16 is detached from pawl 17 and ratchet 18 and cooperates, at this point, disc spring 4, which is able to drive reel 3, withdraws earth resistance meter
Connecting wire.
The side installation storage speed-limiting device of support frame as described above 1, the storage speed-limiting device includes swing arm 9, and the one of swing arm 9
Side is connect with support frame 1 by shaft, and swing arm 9 can be rotated in the side of support frame 1, and bearing 10 is installed in the other side of swing arm 9,
The outer ring of bearing 10 is connect with swing arm 9, and the inner ring of bearing 10 is connected and fixed axis 8, and one end of fixing axle 8 connects U-board 11, U-shaped
The inside of plate 11 connects the second foamed latex block 7 and fixed block 12, opens up screw hole on fixed block 12, fixed block 12 by screw hole with
It adjusts bolt 13 to be threadedly coupled, the one end for adjusting bolt 13 connects the first foamed latex block 6, the first foamed latex block 6 and second
Foamed latex block 7, which can cooperate, clamps ground resistance megger conducting wire.
Storage speed-limiting device of the invention can facilitate operator by adjusting bolt 13, make the first foamed latex
Block 6 and the certain pressure cooperation of the second foamed latex block 7 clamp earth resistance meter connecting wire, thus withdrawing earth resistance meter
When connecting wire, the first foamed latex block 6 and the second foamed latex block 7 can provide one for earth resistance meter connecting wire and hold
Continuous force of sliding friction, thus reduce the withdrawal speed of earth resistance meter connecting wire, the earth resistance meter for avoiding high speed from withdrawing
Connecting wire wounds operator.Storing speed-limiting device simultaneously can be to the storage speed-limiting device that will be taken in reel 3
Guiding role is played, facilitates earth resistance meter connection to be able to enter inside the middle part race of reel 3, avoids the ground connection of storage
Ohmmeter connection is detached from reel 3.Swing arm 9 of the invention is combined with spring 15, can be in storage earth resistance meter connection
When conducting wire, is used, position is finely adjusted, thus speed-limiting device energy convenient for collecting according to the support of the power of earth resistance meter connecting wire
It is enough that a buffering is accommodated with to earth resistance meter connecting wire, avoid earth resistance meter connecting wire from blocking easily.The present invention
Bearing 10 U-board 11 can be allowed to rotate freely angle in a certain range, thus enable U-board 11 preferably for ground connection
Ohmmeter connecting wire plays guiding role.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (3)
1. a kind of connecting wire wire dispenser for earth resistance meter, it is characterised in that: including pedestal (14), pedestal connects on (14)
It connects support frame (1), through-hole is opened up on support frame (1), through-hole interpolation is switched through axis (2), and shaft (2) can turn on support frame (1)
Dynamic, the middle part of shaft (2) connects reel (3), installs ratchet device, shaft between one end and support frame (1) of shaft (2)
(2) side of other end connecting rocker arm (5), support frame (1) connects disc spring (4), one end of disc spring (4) and support
The side of frame (1) connects, and the other end of disc spring (4) is connect with the side of reel (3).
2. a kind of connecting wire wire dispenser for earth resistance meter according to claim 1, it is characterised in that: the spine
Wheel locking device includes ratchet (18), and ratchet (18) is connect with one end of shaft (2), and pawl is installed in the side of support frame (1)
(17), pawl (17) can rotate on support frame (1), and pawl (17) and ratchet (18) cooperate, the side connection of pawl (17)
The side of handle (16), pawl (17) connects torsional spring, and one end of torsional spring is connect with pawl (17), the other end and support frame of torsional spring
(1) it connects, torsional spring can be such that pawl (17) cooperates with ratchet (18) with certain pressure.
3. a kind of connecting wire wire dispenser for earth resistance meter according to claim 1, it is characterised in that: the branch
The side installation storage speed-limiting device of support (1), the storage speed-limiting device includes swing arm (9), the side of swing arm (9) and support
Frame (1) is connected by shaft, and swing arm (9) can be rotated in the side of support frame (1), and bearing is installed in the other side of swing arm (9)
(10), the outer ring of bearing (10) is connect with swing arm (9), and the inner ring of bearing (10) is connected and fixed axis (8), one end of fixing axle (8)
It connects U-board (11), the inside of U-board (11) connects the second foamed latex block (7) and fixed block (12), fixed block are opened on (12)
If screw hole, fixed block (12) is threadedly coupled by screw hole with bolt (13) are adjusted, and adjusts first hair of one end connection of bolt (13)
It steeps latex block (6), the first foamed latex block (6) and the second foamed latex block (7), which can cooperate, clamps ground resistance megger with leading
Line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910439220.7A CN110127458A (en) | 2019-05-24 | 2019-05-24 | A kind of connecting wire wire dispenser for earth resistance meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910439220.7A CN110127458A (en) | 2019-05-24 | 2019-05-24 | A kind of connecting wire wire dispenser for earth resistance meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110127458A true CN110127458A (en) | 2019-08-16 |
Family
ID=67573048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910439220.7A Pending CN110127458A (en) | 2019-05-24 | 2019-05-24 | A kind of connecting wire wire dispenser for earth resistance meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110127458A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929472A (en) * | 2020-06-29 | 2020-11-13 | 国家电网有限公司 | Multifunctional high-voltage test switching box for transformer test |
| CN113235035A (en) * | 2021-07-12 | 2021-08-10 | 江苏海泰新材料科技有限公司 | Movable air suction device of electric arc wire spraying device |
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| CN203497863U (en) * | 2013-09-05 | 2014-03-26 | 北京三兴汽车有限公司 | Automatic coiled spring winding type grounded coil |
| CN203833393U (en) * | 2014-05-25 | 2014-09-17 | 国家电网公司 | Measuring line take-up and pay-off device for instrument and meter |
| CN104743413A (en) * | 2013-12-31 | 2015-07-01 | 周瑞山 | Manual wire payoff and takeup device |
| CN105692354A (en) * | 2016-03-04 | 2016-06-22 | 南京擎雷科技发展有限公司 | Automatic take-up and pay-off reel |
| CN207566629U (en) * | 2017-11-13 | 2018-07-03 | 刘大成 | A kind of cable automatic drawing line apparatus |
| CN109335903A (en) * | 2018-11-29 | 2019-02-15 | 国家电网有限公司 | The high-voltage leading-out wire of automatic winding |
| CN210438216U (en) * | 2019-05-24 | 2020-05-01 | 国家电网有限公司 | Connecting wire paying-off device for grounding resistance meter |
-
2019
- 2019-05-24 CN CN201910439220.7A patent/CN110127458A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203497863U (en) * | 2013-09-05 | 2014-03-26 | 北京三兴汽车有限公司 | Automatic coiled spring winding type grounded coil |
| CN104743413A (en) * | 2013-12-31 | 2015-07-01 | 周瑞山 | Manual wire payoff and takeup device |
| CN203833393U (en) * | 2014-05-25 | 2014-09-17 | 国家电网公司 | Measuring line take-up and pay-off device for instrument and meter |
| CN105692354A (en) * | 2016-03-04 | 2016-06-22 | 南京擎雷科技发展有限公司 | Automatic take-up and pay-off reel |
| CN207566629U (en) * | 2017-11-13 | 2018-07-03 | 刘大成 | A kind of cable automatic drawing line apparatus |
| CN109335903A (en) * | 2018-11-29 | 2019-02-15 | 国家电网有限公司 | The high-voltage leading-out wire of automatic winding |
| CN210438216U (en) * | 2019-05-24 | 2020-05-01 | 国家电网有限公司 | Connecting wire paying-off device for grounding resistance meter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111929472A (en) * | 2020-06-29 | 2020-11-13 | 国家电网有限公司 | Multifunctional high-voltage test switching box for transformer test |
| CN113235035A (en) * | 2021-07-12 | 2021-08-10 | 江苏海泰新材料科技有限公司 | Movable air suction device of electric arc wire spraying device |
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