CN111668770A - Automatic doubling winder for metal wire material - Google Patents
Automatic doubling winder for metal wire material Download PDFInfo
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- CN111668770A CN111668770A CN202010588899.9A CN202010588899A CN111668770A CN 111668770 A CN111668770 A CN 111668770A CN 202010588899 A CN202010588899 A CN 202010588899A CN 111668770 A CN111668770 A CN 111668770A
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- transmission shaft
- fixedly arranged
- gear
- doubling
- bevel gear
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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Abstract
The invention discloses an automatic doubling winder for metal wire materials, which comprises a doubling winder shell, wherein a working cavity is arranged in the doubling winder shell, a transmission control assembly is arranged in the working cavity, the transmission control assembly comprises a first motor embedded in the inner wall of the rear side of the working cavity, a first transmission shaft in power connection with the front end of the first motor, and a sliding support plate which is connected to the inner wall of the right side of the working cavity in a sliding manner and is rotatably connected with the first transmission shaft, and the sliding support plate can slide back and forth on the first transmission shaft. Reducing the danger to which the worker may be exposed.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to an automatic wire doubling device for a metal wire material.
Background
In electrician operation, a worker often needs to combine two metal wire materials to connect wires. Generally, in the doubling operation, a manual doubling mode is often adopted or a doubling device improved by an electric drill is used for doubling, but the manual doubling efficiency is low, the doubling quality is not high, and a vice is required to be additionally used manually to clamp one end of an electric wire when the doubling device improved by the electric drill is used, so that certain danger exists.
Disclosure of Invention
The present invention has been made in an effort to provide an automatic wire combiner for metallic wire materials that overcomes the above-mentioned shortcomings of the prior art.
The automatic doubling device for the metal wire material comprises a doubling device shell, a working cavity is arranged in the doubling device shell, a transmission control assembly is arranged in the working cavity, the transmission control assembly comprises a first motor embedded in the inner wall of the rear side of the working cavity, a first transmission shaft in power connection with the front end of the first motor, a sliding support plate which is connected to the inner wall of the right side of the working cavity in a sliding mode and is in rotating connection with the first transmission shaft, the sliding support plate can slide back and forth on the first transmission shaft, an inner gear ring fixedly arranged at the front end of the sliding support plate, a first gear fixedly arranged on the first transmission shaft, a rotating support rotatably connected to the first transmission shaft and positioned between the sliding support plate and the first gear, and the rotating support is rotatably connected with the front end of the sliding support plate and can move back and forth on the first transmission shaft, locate rotate the support front end and with the second gear that first gear meshing is connected, just the second gear with the tooth part meshing of inner ring inner circle is connected, still be equipped with doubling subassembly in the working chamber, doubling ware casing front end still is equipped with clamping component.
Preferably, the lower end of the doubling device shell is connected with four wheels in a matching way.
The transmission control assembly further comprises a first spring connected between the sliding support plate and the inner wall of the rear side of the working cavity, a main belt wheel located on the rear side of the sliding support plate is fixedly arranged on the first transmission shaft, a second transmission shaft is rotatably connected to the inner wall of the rear side of the working cavity, an auxiliary belt wheel is fixedly arranged on the second transmission shaft, a belt is connected between the auxiliary belt wheel and the main belt wheel, a first bevel gear located on the front side of the auxiliary belt wheel is fixedly arranged on the second transmission shaft, a third transmission shaft extending upwards is rotatably connected to the inner wall of the lower side of the working cavity, a second bevel gear in meshed connection with the first bevel gear is fixedly arranged on the third transmission shaft, and a third gear located on the upper side of the second bevel gear and in meshed connection with the belt tooth part at the left end of the sliding support plate is fixedly arranged on the third transmission shaft.
Wherein the doubling component comprises a fixed bracket fixedly arranged at the front end of the second gear, a fourth transmission shaft extending leftwards and rightwards is rotatably connected to the fixed bracket, a second motor is fixedly arranged at the front end of the second gear, the fourth transmission shaft is in power connection with the left end of the second motor, a third bevel gear is fixedly arranged on the fourth transmission shaft, the front end of the second gear is rotatably connected with a fifth transmission shaft extending forwards, a fourth bevel gear meshed with the third bevel gear is fixedly arranged on the fifth transmission shaft, a friction wheel positioned at the rear side of the fourth bevel gear is fixedly arranged on the fifth transmission shaft, a linkage sliding block is slidably connected at the front end of the second gear, the upper end of the linkage sliding block is in friction connection with the friction wheel, a first L-shaped bracket is fixedly arranged at the left end of the linkage sliding block, and a second spring is connected between the first L-shaped bracket and the fixed bracket, a sixth transmission shaft extending up and down is rotatably connected to the horizontal part at the upper end of the first L-shaped support, a main clamping wheel is fixedly arranged on the sixth transmission shaft positioned on the upper side of the first L-shaped support, a fifth bevel gear is fixedly arranged on the sixth transmission shaft positioned on the lower side of the first L-shaped support, the right end of the first L-shaped support is rotatably connected with a seventh transmission shaft extending rightwards and connected with a left end spline of the fourth transmission shaft, a sixth bevel gear meshed with the fifth bevel gear is fixedly arranged on the seventh transmission shaft, the front end of the second gear is slidably connected with a horizontal sliding block positioned on the right side of the fixed support, a third spring is connected between the horizontal sliding block and the fixed support, the lower end of the horizontal sliding block is in frictional connection with the friction wheel, a second L-shaped support is fixedly arranged at the upper end of the horizontal sliding block, and an eighth transmission shaft is rotatably connected to the upper end of the second, and an auxiliary clamping wheel is fixedly arranged on the eighth transmission shaft.
The clamping assembly comprises a through hole which is arranged on the inner wall of the front side of the working cavity and communicated with the outside, the front end of the doubling winder shell is opposite to the through hole, two clamping blocks are symmetrically and slidably connected to the through hole, two clamping grooves are formed in the positions, close to the symmetric center, of the clamping blocks, a sliding connecting rod capable of sliding up and down is arranged at the front end of the doubling winder shell, and a hinge rod is hinged between the sliding connecting rod and the clamping blocks.
The invention has the beneficial effects that: the invention adopts the main clamping wheel and the auxiliary clamping wheel, can ensure that the wires are not clamped when being combined while clamping metal wire materials, simultaneously realizes the combination work of one wire and the other wire by the second gear rotating around one wire, and can save the step of clamping the wires by hands of workers by a vice and reduce the danger possibly suffered by the workers by adopting the clamping assembly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described 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 without creative efforts.
Fig. 1 is a schematic view of an overall structure of an automatic wire doubling apparatus for a metal wire material according to the present invention;
FIG. 2 is a schematic left side view of the structure of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "A-A" of FIG. 2;
FIG. 4 is a schematic view of the structure in the direction "B-B" of FIG. 3;
fig. 5 is a schematic enlarged view of the structure of "C" of fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 5, an automatic wire doubling device for metal wire materials according to an embodiment of the present invention includes a wire doubling device housing 11, a working chamber 12 is disposed in the wire doubling device housing 11, a transmission control assembly 901 is disposed in the working chamber 12, the transmission control assembly 901 includes a first motor 27 embedded in the inner wall of the rear side of the working chamber 12, a first transmission shaft 25 power-connected to the front end of the first motor 27, a sliding support plate 19 slidably connected to the inner wall of the right side of the working chamber 12 and rotatably connected to the first transmission shaft 25, the sliding support plate 19 is capable of sliding back and forth on the first transmission shaft 25, an inner toothed ring 21 fixed to the front end of the sliding support plate 19, a first gear 24 fixed to the first transmission shaft 25, and a rotating bracket 22 rotatably connected to the first transmission shaft 25 and located between the sliding support plate 19 and the first gear 24, the rotating bracket 22 is rotatably connected with the front end of the sliding support plate 19 and can move back and forth on the first transmission shaft 25, the second gear 39 is arranged at the front end of the rotating bracket 22 and is in meshed connection with the first gear 24, the second gear 39 is in meshed connection with a toothed part of an inner ring of the inner gear ring 21, the second gear 39 is driven to rotate around the first transmission shaft 25 through the rotation of the first gear 24, the working chamber 12 is further internally provided with a doubling assembly 902, the doubling assembly 902 can be used for splicing two wires made of metal materials, and the front end of the doubling housing 11 is further provided with a clamping assembly 903 used for clamping the outer wires.
Advantageously, four wheels 46 are connected to the lower end of the doubling winder housing 11 in a matching manner, so that the movement of workers is facilitated.
According to an embodiment, the transmission control assembly 901 is described in detail below, the transmission control assembly 901 further includes a first spring 28 connected between the sliding support plate 19 and the inner wall of the rear side of the working chamber 12, the first transmission shaft 25 is fixedly provided with a primary pulley 26 located at the rear side of the sliding support plate 19, the inner wall of the rear side of the working chamber 12 is rotatably connected with a second transmission shaft 23, the second transmission shaft 23 is fixedly provided with a secondary pulley 17, a belt 18 is connected between the secondary pulley 17 and the primary pulley 26, the second transmission shaft 23 is fixedly provided with a first bevel gear 13 located at the front side of the secondary pulley 17, the inner wall of the lower side of the working chamber 12 is rotatably connected with an upwardly extending third transmission shaft 15, the third transmission shaft 15 is fixedly provided with a second bevel gear 14 engaged with the first bevel gear 13, and the third transmission shaft 15 is fixedly provided with a second bevel gear 14 located at the upper side of the second bevel gear 14 and engaged with a gear portion at the left end of the sliding support plate 19 A third gear 16.
According to the embodiment, the doubling assembly 902 is described in detail below, the doubling assembly 902 includes a fixing bracket 43 fixed to the front end of the second gear 39, a fourth transmission shaft 38 extending left and right is rotatably connected to the fixing bracket 43, a second motor 52 is fixedly arranged at the front end of the second gear 39, the fourth transmission shaft 38 is in power connection with the left end of the second motor 52, a third bevel gear 37 is fixedly arranged on the fourth transmission shaft 38, a fifth transmission shaft 36 extending forward is rotatably connected to the front end of the second gear 39, a fourth bevel gear 35 engaged with the third bevel gear 37 is fixedly arranged on the fifth transmission shaft 36, a friction wheel 34 located behind the fourth bevel gear 35 is fixedly arranged on the fifth transmission shaft 36, a linkage slider 54 is slidably connected to the front end of the second gear 39, and the upper end of the linkage slider 54 is in friction connection with the friction wheel 34, a first L-shaped bracket 44 is fixedly arranged at the left end of the linkage sliding block 54, a second spring 42 is connected between the first L-shaped bracket 44 and the fixed bracket 43, a horizontal part at the upper end of the first L-shaped bracket 44 is rotatably connected with a sixth transmission shaft 45 extending up and down, a main clamping wheel 29 is fixedly arranged on the sixth transmission shaft 45 positioned at the upper side of the first L-shaped bracket 44, a fifth bevel gear 41 is fixedly arranged on the sixth transmission shaft 45 positioned at the lower side of the first L-shaped bracket 44, a seventh transmission shaft 53 extending rightwards and connected with a left end spline of the fourth transmission shaft 38 is rotatably connected at the right end of the first L-shaped bracket 44, a sixth bevel gear 40 engaged with the fifth bevel gear 41 is fixedly arranged on the seventh transmission shaft 53, a horizontal sliding block 33 positioned at the right side of the fixed bracket 43 is slidably connected at the front end of the second gear 39, a third spring 55 is connected between the horizontal sliding block 33 and the fixed bracket 43, and the lower end of the horizontal sliding block 33 is in friction connection with the friction wheel 34, the upper end of the horizontal sliding block 33 is fixedly provided with a second L-shaped support 32, the upper end of the second L-shaped support 32 is rotatably connected with an eighth transmission shaft 31, an auxiliary clamping wheel 30 is fixedly arranged on the eighth transmission shaft 31, and the clamping of the metal wire material to be doubled is realized by reducing the distance between the auxiliary clamping wheel 30 and the main clamping wheel 29.
According to an embodiment, the clamping assembly 903 is described in detail below, the clamping assembly 903 includes a through hole 48 disposed on an inner wall of a front side of the working chamber 12 and communicated with the outside, the front end of the combiner housing 11 is sufficiently and slidably connected with two clamping blocks 51 with respect to the through hole 48, the clamping blocks 51 are provided with two clamping grooves 47 near a symmetrical center, the front end of the combiner housing 11 is provided with a sliding link 49 capable of sliding up and down, and a hinge rod 50 is hinged between the sliding link 49 and the clamping blocks 51.
In the initial state, the slide stay 19 is at the front limit position, the distance between the left and right clamp blocks 51 is the largest, the slide link 49 is at the upper limit position, and the distance between the main clamp wheel 29 and the sub clamp wheel 30 is the largest.
When the metal wire materials need to be doubled, a worker extends two metal wires needing to be doubled into the working cavity 12 through the upper and lower clamping grooves 47 and the through hole 48 respectively, the upper wire is located at the center of the first transmission shaft 25, the lower wire is located between the main clamping wheel 29 and the auxiliary clamping wheel 30, the worker moves the sliding connecting rod 49 downwards until the sliding connecting rod 49 cannot move downwards, and the sliding connecting rod 49 moving downwards drives the left and right clamping blocks 51 to move towards the symmetric center through the hinge rod 50 and tightly clamp the two metal wire materials; the second motor 52 is started to rotate the fourth transmission shaft 38, the rotating fourth transmission shaft 38 drives the horizontal sliding block 33 to move towards the fixed bracket 43 through the third bevel gear 37, the fourth bevel gear 35, the fifth transmission shaft 36 and the friction wheel 34 in sequence, the third spring 55 accumulates elastic potential energy, the moving horizontal sliding block 33 drives the auxiliary clamping wheel 30 to move through the second L-shaped bracket 32 and the eighth transmission shaft 31, at the moment, the rotating friction wheel 34 drives the main clamping wheel 29 to move towards the auxiliary clamping wheel 30 through the linkage sliding block 54, the first L-shaped bracket 44 and the sixth transmission shaft 45 in sequence, the second spring 42 accumulates elastic potential energy, when the auxiliary clamping wheel 30 and the main clamping wheel 29 clamp one of the metal wire materials, the friction force of the friction wheel 34 on the horizontal sliding block 33 and the linkage sliding block 54 is not enough to further move the horizontal sliding block 33 and the linkage sliding block 54, the rotating fourth transmission shaft 38 drives the seventh transmission shaft 53 to rotate, the rotating seventh transmission shaft 53 drives the main clamping wheel 29 to rotate sequentially through the sixth bevel gear 40, the fifth bevel gear 41 and the sixth transmission shaft 45, when one of the metal wire materials is clamped by the main clamping wheel 29 and the auxiliary clamping wheel 30, the first motor 27 is started to rotate the first transmission shaft 25, the rotating first transmission shaft 25 drives the second gear 39 to rotate through the first gear 24, so that the metal wire material clamped by the main clamping wheel 29 and the auxiliary clamping wheel 30 is wound on the other wire, the rotating first transmission shaft 25 drives the third transmission shaft 15 to rotate sequentially through the main belt wheel 26, the belt 18, the auxiliary belt wheel 17, the second transmission shaft 23, the first bevel gear 13 and the second bevel gear 14, the rotating third transmission shaft 15 drives the sliding support plate 19 to move backwards through the third gear 16, the first spring 28 accumulates elastic potential energy, so that the winding and doubling work is continuously carried out, meanwhile, the rotation of the main clamping wheel 29 ensures that the metal wire material can be smoothly wound when being clamped, the occurrence of jamming is prevented, when the winding and doubling work is finished, the second motor 52 is turned off, the second spring 42 and the third spring 55 release elastic potential energy and enable the main clamping wheel 29 and the auxiliary clamping wheel 30 to reset, at the moment, the main clamping wheel 29 and the auxiliary clamping wheel 30 do not clamp a metal wire material any more, the first motor 27 is turned off, the first spring 28 releases elastic potential energy and drives the sliding support plate 19 to reset, at the moment, a worker can upwards push the sliding connecting rod 49, the left and right clamping blocks 51 can not clamp the wire any more, at the moment, the worker can take out the wire after the doubling, and the device restores to an initial state.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides an automatic doubling ware for metal wire material, includes the doubling ware casing, be equipped with the working chamber in the doubling ware casing, its characterized in that: the transmission control assembly is arranged in the working cavity and comprises a first motor embedded in the inner wall of the rear side of the working cavity, a first transmission shaft in power connection with the front end of the first motor, a sliding support plate which is connected with the inner wall of the right side of the working cavity in a sliding manner and is in rotating connection with the first transmission shaft, an inner gear ring fixedly arranged at the front end of the sliding support plate, a first gear fixedly arranged on the first transmission shaft, a rotating support which is rotatably connected with the first transmission shaft and is positioned between the sliding support plate and the first gear, a second gear which is arranged at the front end of the rotating support and is in meshing connection with the first gear, and the second gear is in meshing connection with the toothed part of the inner ring of the inner gear ring, still be equipped with doubling subassembly in the working chamber, doubling ware casing front end still is equipped with clamping component.
2. An automatic wire doubling winder for metallic wire materials as claimed in claim 1, wherein: the lower end of the doubling winder shell is connected with four wheels in a matching mode.
3. An automatic wire doubling winder for metallic wire materials as claimed in claim 1, wherein: the transmission control assembly further comprises a first spring connected between the sliding support plate and the inner wall of the rear side of the working cavity, a main belt wheel located on the rear side of the sliding support plate is fixedly arranged on the first transmission shaft, a second transmission shaft is rotatably connected to the inner wall of the rear side of the working cavity, an auxiliary belt wheel is fixedly arranged on the second transmission shaft, a belt is connected between the auxiliary belt wheel and the main belt wheel, a first bevel gear located on the front side of the auxiliary belt wheel is fixedly arranged on the second transmission shaft, a third transmission shaft extending upwards is rotatably connected to the inner wall of the lower side of the working cavity, a second bevel gear in meshed connection with the first bevel gear is fixedly arranged on the third transmission shaft, and a third gear located on the upper side of the second bevel gear and in meshed connection with the belt gear part at the left end of the sliding support plate is fixedly arranged on the third.
4. An automatic wire doubling winder for metallic wire materials as claimed in claim 1, wherein: the doubling component comprises a fixed support fixedly arranged at the front end of the second gear, a fourth transmission shaft extending leftwards and rightwards is rotatably connected to the fixed support, a second motor is fixedly arranged at the front end of the second gear, the fourth transmission shaft is in power connection with the left end of the second motor, a third bevel gear is fixedly arranged on the fourth transmission shaft, a fifth transmission shaft extending forwards is rotatably connected to the front end of the second gear, a fourth bevel gear meshed with the third bevel gear is fixedly arranged on the fifth transmission shaft, a friction wheel positioned at the rear side of the fourth bevel gear is fixedly arranged on the fifth transmission shaft, a linkage slide block is slidably connected to the front end of the second gear, the upper end of the linkage slide block is in friction connection with the friction wheel, a first L-shaped support is fixedly arranged at the left end of the linkage slide block, and a second spring is connected between the first L-shaped support and the fixed support, a sixth transmission shaft extending up and down is rotatably connected to the horizontal part at the upper end of the first L-shaped support, a main clamping wheel is fixedly arranged on the sixth transmission shaft positioned on the upper side of the first L-shaped support, a fifth bevel gear is fixedly arranged on the sixth transmission shaft positioned on the lower side of the first L-shaped support, the right end of the first L-shaped support is rotatably connected with a seventh transmission shaft extending rightwards and connected with a left end spline of the fourth transmission shaft, a sixth bevel gear meshed with the fifth bevel gear is fixedly arranged on the seventh transmission shaft, the front end of the second gear is slidably connected with a horizontal sliding block positioned on the right side of the fixed support, a third spring is connected between the horizontal sliding block and the fixed support, the lower end of the horizontal sliding block is in frictional connection with the friction wheel, a second L-shaped support is fixedly arranged at the upper end of the horizontal sliding block, and an eighth transmission shaft is rotatably connected to the upper end of the second, and an auxiliary clamping wheel is fixedly arranged on the eighth transmission shaft.
5. An automatic wire doubling winder for metallic wire materials as claimed in claim 1, wherein: clamping component is including locating the communicating through-hole of working chamber front side inner wall and external world, doubling ware casing front end is relative the through-hole has the symmetry ground sliding connection enough to press from both sides tight piece, it is equipped with two tight grooves of clamp to press from both sides tight piece and be close to the symmetric center, doubling ware casing front end is equipped with gliding slip connecting rod from top to bottom, the slip connecting rod with it has the hinge bar to press from both sides to articulate between the tight piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010588899.9A CN111668770B (en) | 2020-06-24 | 2020-06-24 | Automatic doubling winder for metal wire material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010588899.9A CN111668770B (en) | 2020-06-24 | 2020-06-24 | Automatic doubling winder for metal wire material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111668770A true CN111668770A (en) | 2020-09-15 |
| CN111668770B CN111668770B (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010588899.9A Active CN111668770B (en) | 2020-06-24 | 2020-06-24 | Automatic doubling winder for metal wire material |
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| Country | Link |
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| CN (1) | CN111668770B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4141141A (en) * | 1977-09-23 | 1979-02-27 | Ideal Industire, Inc. | Wire cutter |
| JPH09322366A (en) * | 1996-05-31 | 1997-12-12 | Sanwa Tekki Corp | Attachment for protecting electric contact surface of anchor clamp |
| CN206585271U (en) * | 2017-03-23 | 2017-10-24 | 陈海杰 | A kind of dual-purpose trailing frog |
| CN206727535U (en) * | 2017-05-27 | 2017-12-08 | 单昊 | A kind of electric power cable trailing frog |
| CN207977159U (en) * | 2018-01-25 | 2018-10-16 | 南京龙蟠电线电缆有限公司 | A kind of cable-former sector fixture |
| CN210628926U (en) * | 2019-10-30 | 2020-05-26 | 国网安徽省电力有限公司繁昌县供电公司 | Manual doubling winder |
-
2020
- 2020-06-24 CN CN202010588899.9A patent/CN111668770B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4141141A (en) * | 1977-09-23 | 1979-02-27 | Ideal Industire, Inc. | Wire cutter |
| JPH09322366A (en) * | 1996-05-31 | 1997-12-12 | Sanwa Tekki Corp | Attachment for protecting electric contact surface of anchor clamp |
| CN206585271U (en) * | 2017-03-23 | 2017-10-24 | 陈海杰 | A kind of dual-purpose trailing frog |
| CN206727535U (en) * | 2017-05-27 | 2017-12-08 | 单昊 | A kind of electric power cable trailing frog |
| CN207977159U (en) * | 2018-01-25 | 2018-10-16 | 南京龙蟠电线电缆有限公司 | A kind of cable-former sector fixture |
| CN210628926U (en) * | 2019-10-30 | 2020-05-26 | 国网安徽省电力有限公司繁昌县供电公司 | Manual doubling winder |
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| CN111668770B (en) | 2020-12-25 |
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Effective date of registration: 20201208 Address after: 530000 No. 6-2, democracy Road, Xingning District, the Guangxi Zhuang Autonomous Region, Nanning Applicant after: ELECTRIC POWER RESEARCH INSTITUTE, GUANGXI POWER GRID Co.,Ltd. Applicant after: GUANGXI POWER LINE EQUIPMENT AND FITTING FACTORY Co.,Ltd. Address before: 317300 203, room 2, 2 West Road, No. 92, Nanfeng Road, Xianju, Zhejiang. Applicant before: Xianju Yunli Electronic Technology Co.,Ltd. |
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