CN114180338A - Transposed conductor surface damage detection equipment - Google Patents
Transposed conductor surface damage detection equipment Download PDFInfo
- Publication number
- CN114180338A CN114180338A CN202111346139.8A CN202111346139A CN114180338A CN 114180338 A CN114180338 A CN 114180338A CN 202111346139 A CN202111346139 A CN 202111346139A CN 114180338 A CN114180338 A CN 114180338A
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- Prior art keywords
- fixedly connected
- pulley
- sliding frame
- motor
- surface damage
- Prior art date
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 239000004020 conductor Substances 0.000 title claims description 38
- 239000010410 layer Substances 0.000 claims description 35
- 239000004698 Polyethylene Substances 0.000 claims description 26
- -1 polyethylene Polymers 0.000 claims description 26
- 229920000573 polyethylene Polymers 0.000 claims description 26
- 239000011241 protective layer Substances 0.000 claims description 26
- 229920006231 aramid fiber Polymers 0.000 claims description 7
- 239000004760 aramid Substances 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003031 feeding effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
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- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention relates to the technical field of wire detection equipment, and discloses transposed wire outer surface damage detection equipment which comprises a sliding frame, wherein one side of the inner wall of the sliding frame is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a pulley, a groove is formed in the pulley, two sides of the outer surface of the sliding frame are both fixedly connected with a motor box, the inner wall of the motor box is provided with a motor, the output end of the motor is fixedly connected with a driving gear, and the driving gear extends to the inner part of the sliding frame. The invention has the following advantages and effects: the screw rod will drive spacing ring and U type ring and remove at the in-process that moves down, and the spacing ring passes through the bearing and is connected with the screw rod rotation to make the screw rod when rotating, the spacing ring goes up and down and can not rotate, and then covers the top of wire body through the U type ring, prevent that the phenomenon that the wire body dropped from appearing in the inside of pulley.
Description
Technical Field
The invention relates to the technical field of wire detection equipment, in particular to equipment for detecting damage to the outer surface of a transposed wire.
Background
The wire is after producing, need damage the detection to the surface of wire, and current wire surface damage check out test set needs the manual propelling movement wire of staff at the in-process that uses, with the inside of wire propelling movement income check out test set, and this process and trouble have reduced the detection efficiency to the wire, consequently need improve.
Disclosure of Invention
The invention aims to provide equipment for detecting the damage of the outer surface of a transposed conductor, which has the effect of improving the detection efficiency of the conductor.
The technical purpose of the invention is realized by the following technical scheme: a transposed conductor outer surface damage detection device comprises a sliding frame, wherein one side of the inner wall of the sliding frame is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a pulley, a groove is formed in the pulley, both sides of the outer surface of the sliding frame are fixedly connected with a motor box, the inner wall of the motor box is provided with a motor, the output end of the motor is fixedly connected with a driving gear, the driving gear extends into the sliding frame, one side of the driving gear is meshed with a driven gear, one end of the driven gear is fixedly connected to the center of one side of the pulley, the pulley is inserted with a conductor body through the groove, both sides of the outer surface of the sliding frame are fixedly connected with a limiting frame, the top of the limiting frame is provided with a threaded hole, the inner thread of the threaded hole is connected with a screw rod, the bottom of the screw rod is provided with a limiting ring, the center department movable mounting at spacing ring top has the bearing, just the screw rod rotates the inside of connecting at the bearing, the bottom fixedly connected with U type ring of spacing ring.
By adopting the technical scheme, a worker places the lead body into the pulley through the groove, then starts the motor to drive the driving gear to rotate, the driving gear is meshed with the driven gear which is fixedly connected with the pulley to drive the pulley to rotate, when the pulley rotates, the lead body in the pulley moves to achieve the effect of automatically feeding the lead body, the efficiency of detecting the lead body is greatly improved, meanwhile, the worker twists the screw rod to enable the screw rod to move up and down in the limiting frame, when the screw rod moves downwards, the limiting ring and the U-shaped ring are driven to move, the limiting ring is rotatably connected with the screw rod through the bearing, so that when the screw rod rotates, the limiting ring goes up and down and cannot rotate, and then cover the top of wire body through the U type ring, prevent that the phenomenon that the wire body dropped appears in the inside of pulley.
The invention is further provided with: the bottom fixedly connected with mounting panel of carriage, the mounting groove has been seted up to the bottom of mounting panel.
Through adopting above-mentioned technical scheme, the staff installs the mounting groove of mounting panel bottom to check out test set's inside, and then can fix this device.
The invention is further provided with: the inside fixedly connected with dull polish layer of pulley, the surface fixedly connected with dull polish granule on dull polish layer.
Through adopting above-mentioned technical scheme, when the wire body moved in the inside of pulley, the wire body would contact with the dull polish layer, through the dull polish granule increase wire body of dull polish layer surface and the frictional force between the pulley, and then prevent the phenomenon of skidding.
The invention is further provided with: the inner wall fixedly connected with waterproof layer of motor case, the thickness of waterproof layer is 0.5 centimetre.
Through adopting above-mentioned technical scheme, through the setting of waterproof layer, can prevent that oil stain and water stain entering motor case's inside, and then protect the motor of motor incasement portion.
The invention is further provided with: the wire body includes the polyethylene protective layer, the outer wall fixedly connected with PVC sheath of polyethylene protective layer, the inside of polyethylene protective layer is provided with the conductor, the outer wall fixedly connected with insulating layer of conductor, be provided with the clearance between polyethylene protective layer and the insulating layer, the inside packing in clearance has aramid fiber.
Through adopting above-mentioned technical scheme, the PVC sheath sets up at the wire body, wholly protect the wire body through the PVC sheath, the PVC sheath is difficult by sour, the alkali corrosion is simultaneously to hot ratio tolerance, the polyethylene protective layer wraps up the conductor, the insulating layer sets up between conductor and polyethylene protective layer, the polyethylene protective layer does not contact with the conductor, play insulating effect through the insulating layer, aramid fiber intussuseption is filled with multiple fibre and has extremely high temperature resistant attribute, play the flame retardant efficiency to the conductor.
The invention is further provided with: the number of the pulleys is a plurality, and the distances between every two pulleys are equal.
Through adopting above-mentioned technical scheme, the wire body contacts with a plurality of pulley, drives the wire body through a plurality of pulley and removes.
The invention has the beneficial effects that:
1. according to the invention, through the arrangement of the sliding frame, the rotating shaft, the pulley, the motor box, the motor, the driving gear, the driven gear, the lead body, the limiting frame, the screw rod, the limiting ring, the bearing and the U-shaped ring, a worker places the lead body into the pulley through the groove, then starts the motor to drive the driving gear to rotate, the driving gear is meshed with the driven gear, the driven gear is fixedly connected with the pulley to drive the pulley to rotate, when the pulley rotates, the lead body in the pulley moves, so that the effect of automatically feeding the lead body is achieved, the efficiency of detecting the lead body is greatly improved, meanwhile, the worker twists the screw rod to enable the screw rod to move up and down in the limiting frame, and when the screw rod moves downwards, the limiting ring and the U-shaped ring are driven to move, the spacing ring is connected with the screw rod rotation through the bearing to make the screw rod when rotating, the spacing ring goes up and down and can not rotate, and then covers the top of wire body through the U type ring, prevent that the phenomenon that the wire body drops from appearing in the inside of pulley.
2. According to the invention, through the arrangement among the lead body, the polyethylene protective layer, the PVC sheath, the conductor, the insulating layer and the aramid fiber, the PVC sheath is arranged on the lead body, the whole lead body is protected through the PVC sheath, the PVC sheath is not easy to be corroded by acid and alkali and is relatively resistant to heat, the polyethylene protective layer wraps the conductor, the insulating layer is arranged between the conductor and the polyethylene protective layer, the polyethylene protective layer is not contacted with the conductor, the insulating effect is achieved through the insulating layer, and the aramid fiber is filled with various fibers, has extremely high-temperature resistance, and achieves the flame retardant effect on the conductor.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the interior of the carriage of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is a schematic structural diagram of a lead body according to the present invention.
In the figure, 1, a sliding frame; 2. a rotating shaft; 3. a pulley; 4. a motor case; 5. a motor; 6. a driving gear; 7. a driven gear; 8. a lead body; 801. a polyethylene protective layer; 802. a PVC sheath; 803. a conductor; 804. an insulating layer; 805. aramid fiber; 9. a limiting frame; 10. a screw; 11. a limiting ring; 12. a bearing; 13. a U-shaped ring; 14. mounting a plate; 15. and a waterproof layer.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
Referring to fig. 1-4, a transposed conductor outer surface damage detection device comprises a sliding frame 1, one side of the inner wall of the sliding frame 1 is rotatably connected with a rotating shaft 2, one end of the rotating shaft 2 is fixedly connected with a pulley 3, the inside of the pulley 3 is provided with a groove, both sides of the outer surface of the sliding frame 1 are both fixedly connected with a motor box 4, the inner wall of the motor box 4 is provided with a motor 5, the output end of the motor 5 is fixedly connected with a driving gear 6, the driving gear 6 extends to the inside of the sliding frame 1, one side of the driving gear 6 is engaged with a driven gear 7, one end of the driven gear 7 is fixedly connected with the center of one side of the pulley 3, the pulley 3 is inserted with a conductor body 8 through the groove, both sides of the outer surface of the sliding frame 1 are both fixedly connected with a limiting frame 9, the top of the limiting frame 9 is provided with a threaded hole, the inner thread of the threaded hole is connected with a screw 10, and the bottom of the screw 10 is provided with a limiting ring 11, the center of the top of the limiting ring 11 is movably provided with a bearing 12, the screw 10 is rotatably connected inside the bearing 12, the bottom of the limiting ring 11 is fixedly connected with a U-shaped ring 13, a worker puts the lead body 8 into the pulley 3 through a groove, then the motor 5 is started, the motor 5 drives the driving gear 6 to rotate, the driving gear 6 is meshed with the driven gear 7, the driven gear 7 is fixedly connected with the pulley 3, the pulley 3 is driven to rotate, when the pulley 3 rotates, the lead body 8 inside the pulley 3 can move, the automatic feeding effect of the lead body 8 is achieved, the detection efficiency of the lead body 8 is greatly improved, meanwhile, the worker twists the screw 10, the screw 10 can move up and down in the limiting frame 9, and when the screw 10 moves downwards, the limiting ring 11 and the U-shaped ring 13 can be driven to move, the limiting ring 11 is rotatably connected with the screw 10 through a bearing 12, so that when the screw 10 rotates, the limiting ring 11 goes up and down and cannot rotate, and further the top of the wire body 8 is covered through a U-shaped ring 13, the phenomenon that the wire body 8 drops in the pulley 3 is prevented, the bottom of the sliding frame 1 is fixedly connected with a mounting plate 14, the bottom of the mounting plate 14 is provided with a mounting groove, a worker installs the mounting groove at the bottom of the mounting plate 14 into the detection equipment so as to fix the device, the inside of the pulley 3 is fixedly connected with a frosted layer, the outer surface of the frosted layer is fixedly connected with frosted particles, when the wire body 8 moves in the pulley 3, the wire body 8 is in contact with the frosted layer, and the friction force between the wire body 8 and the pulley 3 is increased through the frosted particles on the outer surface of the frosted layer, further preventing the slipping phenomenon, the waterproof layer 15 is fixedly connected to the inner wall of the motor box 4, the thickness of the waterproof layer 15 is 0.5 cm, oil stains and water stains can be prevented from entering the interior of the motor box 4 by the arrangement of the waterproof layer 15, further, the motor 5 in the motor box 4 is protected, the lead body 8 comprises a polyethylene protective layer 801, a PVC sheath 802 is fixedly connected to the outer wall of the polyethylene protective layer 801, a conductor 803 is arranged in the polyethylene protective layer 801, an insulating layer 804 is fixedly connected to the outer wall of the conductor 803, a gap is arranged between the polyethylene protective layer 801 and the insulating layer 804, aramid fibers 805 are filled in the gap, the PVC sheath 802 is arranged on the lead body 8, the whole lead body 8 is protected by the PVC sheath 802, the PVC sheath 802 is not easy to be subjected to acid corrosion and alkali corrosion and is relatively resistant to heat ratio, the polyethylene protective layer 801 wraps the conductor 803, the insulating layer 804 is arranged between the conductor 803 and the polyethylene protective layer 801, polyethylene protective layer 801 does not contact with conductor 803, plays insulating effect through insulating layer 804, and aramid 805 inside packing has multiple fibre to have extremely high temperature resistant attribute, plays the flame retardant efficiency to conductor 803, and the quantity of pulley 3 is a plurality of, and the interval homogeneous phase between two liang of a plurality of pulley 3 equals, and wire body 8 contacts with a plurality of pulley 3, drives wire body 8 through a plurality of pulley 3 and removes.
In the invention, a worker puts a lead body 8 into a pulley 3 through a groove, then starts a motor 5, so that the motor 5 drives a driving gear 6 to rotate, the driving gear 6 is meshed with a driven gear 7, the driven gear 7 is fixedly connected with the pulley 3, and further drives the pulley 3 to rotate, when the pulley 3 rotates, the lead body 8 in the pulley 3 moves, so that the effect of automatically feeding the lead body 8 is achieved, the efficiency of detecting the lead body 8 is greatly improved, meanwhile, the worker twists a screw 10, so that the screw 10 moves up and down in a limiting frame 9, when the screw 10 moves down, the limiting ring 11 and a U-shaped ring 13 are driven to move, the limiting ring 11 is rotatably connected with the screw 10 through a bearing 12, so that when the screw 10 rotates, spacing ring 11 goes up and down and can not rotate, and then cover wire body 8's top through U type ring 13, prevent that wire body 8 from appearing the phenomenon that drops in the inside of pulley 3, PVC sheath 802 sets up at wire body 8, protect wire body 8 is whole through PVC sheath 802, PVC sheath 802 is difficult by sour, the alkali corrosion is simultaneously more tolerant to heat, polyethylene protective layer 801 wraps up conductor 803, insulating layer 804 sets up between conductor 803 and polyethylene protective layer 801, polyethylene protective layer 801 does not contact with conductor 803, play insulating effect through insulating layer 804, aramid 805 intussuseption is filled with multiple fibre and has very high temperature resistant attribute, play the flame retardant efficiency to conductor 803.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a transposed conductor surface damage check out test set, includes carriage (1), its characterized in that: one side of the inner wall of the sliding frame (1) is rotatably connected with a rotating shaft (2), one end of the rotating shaft (2) is fixedly connected with a pulley (3), a groove is formed in the pulley (3), both sides of the outer surface of the sliding frame (1) are fixedly connected with a motor box (4), the inner wall of the motor box (4) is provided with a motor (5), the output end of the motor (5) is fixedly connected with a driving gear (6), the driving gear (6) extends into the sliding frame (1), one side of the driving gear (6) is engaged with a driven gear (7), one end of the driven gear (7) is fixedly connected to the center of one side of the pulley (3), the pulley (3) is inserted with a wire body (8) through the groove, both sides of the outer surface of the sliding frame (1) are fixedly connected with limiting frames (9), and the top of the limiting frames (9) is provided with a threaded hole, the utility model discloses a bearing, including threaded hole, screw rod (10), spacing ring (11), movable mounting has bearing (12) at the center department at spacing ring (11) top, just screw rod (10) rotate to be connected in the inside of bearing (12), the bottom fixedly connected with U type ring (13) of spacing ring (11).
2. The transposed conductor outer surface damage detection apparatus of claim 1, wherein: the bottom fixedly connected with mounting panel (14) of carriage (1), the mounting groove has been seted up to the bottom of mounting panel (14).
3. The transposed conductor outer surface damage detection apparatus of claim 1, wherein: the inside fixedly connected with dull polish layer of pulley (3), the surface fixedly connected with dull polish granule on dull polish layer.
4. The transposed conductor outer surface damage detection apparatus of claim 1, wherein: the inner wall fixedly connected with waterproof layer (15) of motor case (4), the thickness of waterproof layer (15) is 0.5 centimetre.
5. The transposed conductor outer surface damage detection apparatus of claim 1, wherein: the wire body (8) comprises a polyethylene protective layer (801), a PVC sheath (802) is fixedly connected to the outer wall of the polyethylene protective layer (801), a conductor (803) is arranged inside the polyethylene protective layer (801), an insulating layer (804) is fixedly connected to the outer wall of the conductor (803), a gap is formed between the polyethylene protective layer (801) and the insulating layer (804), and aramid fibers (805) are filled inside the gap.
6. The transposed conductor outer surface damage detection apparatus of claim 1, wherein: the number of the pulleys (3) is a plurality, and the distances between every two pulleys (3) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111346139.8A CN114180338A (en) | 2021-11-15 | 2021-11-15 | Transposed conductor surface damage detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111346139.8A CN114180338A (en) | 2021-11-15 | 2021-11-15 | Transposed conductor surface damage detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114180338A true CN114180338A (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111346139.8A Pending CN114180338A (en) | 2021-11-15 | 2021-11-15 | Transposed conductor surface damage detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114180338A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202897649U (en) * | 2012-11-15 | 2013-04-24 | 宁波市鄞州剑均机械科技有限公司 | Conveying device |
| CN205982158U (en) * | 2016-08-29 | 2017-02-22 | 沈阳市宏远电磁线有限公司 | Wire burr on -line measuring device |
| CN211856391U (en) * | 2020-04-14 | 2020-11-03 | 宁夏苏锡铜业科技有限公司 | Detection equipment for transposed conductor |
| CN214153785U (en) * | 2020-12-29 | 2021-09-07 | 国网安徽省电力有限公司定远县供电公司 | Outdoor multi-terrain traction equipment for cables |
| CN214312682U (en) * | 2021-02-01 | 2021-09-28 | 云南巨力电缆股份有限公司 | High-flexibility wear-resistant impact-resistant rubber-plastic PVC elastomer insulating sheath flexible cable |
| CN214359444U (en) * | 2020-12-12 | 2021-10-08 | 广州宇城信息科技有限公司 | Wire and cable pay-off device |
-
2021
- 2021-11-15 CN CN202111346139.8A patent/CN114180338A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202897649U (en) * | 2012-11-15 | 2013-04-24 | 宁波市鄞州剑均机械科技有限公司 | Conveying device |
| CN205982158U (en) * | 2016-08-29 | 2017-02-22 | 沈阳市宏远电磁线有限公司 | Wire burr on -line measuring device |
| CN211856391U (en) * | 2020-04-14 | 2020-11-03 | 宁夏苏锡铜业科技有限公司 | Detection equipment for transposed conductor |
| CN214359444U (en) * | 2020-12-12 | 2021-10-08 | 广州宇城信息科技有限公司 | Wire and cable pay-off device |
| CN214153785U (en) * | 2020-12-29 | 2021-09-07 | 国网安徽省电力有限公司定远县供电公司 | Outdoor multi-terrain traction equipment for cables |
| CN214312682U (en) * | 2021-02-01 | 2021-09-28 | 云南巨力电缆股份有限公司 | High-flexibility wear-resistant impact-resistant rubber-plastic PVC elastomer insulating sheath flexible cable |
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Application publication date: 20220315 |