CN111864503B - Rotary type transformer substation high-altitude quick wire connector - Google Patents
Rotary type transformer substation high-altitude quick wire connector Download PDFInfo
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- CN111864503B CN111864503B CN202010799504.XA CN202010799504A CN111864503B CN 111864503 B CN111864503 B CN 111864503B CN 202010799504 A CN202010799504 A CN 202010799504A CN 111864503 B CN111864503 B CN 111864503B
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- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000010008 shearing Methods 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 12
- 239000004020 conductor Substances 0.000 description 25
- 238000010586 diagram Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/033—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wrapping or unwrapping wire connections
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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
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
The invention belongs to the field of jointing clamp equipment, and particularly relates to a rotary type transformer substation high-altitude quick wire connector which comprises a machine body and a wire connecting cylinder, wherein the machine body is fixedly connected with the wire connecting cylinder, the machine body is fixedly connected with a driving device, the driving device is rotatably connected with a wire twisting seat, the wire twisting seat and the wire connecting cylinder are arranged in a matched mode, the driving device is connected with a shearing mechanism in a meshed mode through a transmission mechanism, the shearing mechanism is rotatably connected with the wire connecting cylinder, and the shearing mechanism and the wire twisting seat are arranged in a matched mode. According to the rotary type transformer substation high-altitude quick connector, the connecting work of cables is effectively avoided by workers in a manual wire stranding mode in the high-altitude operation process, the labor intensity of the workers in the operation process is reduced, the high-altitude cable connecting efficiency is improved, meanwhile, certain shearing work can be carried out on the cable ends in the cable connecting process, the cable ends are prevented from being scratched by the workers, the practicability of the device is improved, and the rotary type transformer substation high-altitude quick connector is suitable for popularization.
Description
Technical Field
The invention belongs to the field of wiring clamp equipment, and particularly relates to a rotary type transformer substation high-altitude quick wiring device.
Background
The high-altitude quick connector is also called high-altitude connector pliers, is mainly used for a special wiring clamp for testing or overhauling high-altitude cable equipment of a transformer substation, has the advantages of simplicity in operation, good contact, strong practicability and the like, is one of necessary auxiliary tools for power maintenance personnel in a high-altitude wiring process, but is urgently required to be perfected due to the fact that requirements for high-altitude wiring operation of the transformer substation are continuously increased, and some defects existing in the practical operation and use process of the high-altitude connector are urgently needed.
Among the prior art, the mode that the high altitude connector of transformer substation still adopted manual wire stripping artifical stranded conductor to carry out the connection work of cable, and is comparatively complicated in the operation process, increases staff's wiring operation's intensity of labour, reduces the connection efficiency of cable, and artifical stranded conductor in-process simultaneously, the staff need carry out certain rotation operation to the connector, increases the potential safety hazard that the instrument falls, improves the danger that the device used.
Therefore, we propose a rotary substation high altitude fast wire connector to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provides a rotary type transformer substation high-altitude quick wire connector which can realize automatic wire stranding and improve the wire connection efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a quick connector in rotation type transformer substation high altitude, includes fuselage and wire barrel, fuselage and wire barrel fixed connection, fuselage fixedly connected with drive arrangement, drive arrangement rotates and is connected with the stranded conductor seat, stranded conductor seat and wire barrel cooperation set up, drive arrangement is connected with through the drive mechanism meshing and cuts the mechanism, it rotates to cut mechanism and wire barrel and connects, it sets up with the cooperation of stranded conductor seat to cut the mechanism.
In foretell high altitude quick connector of rotation type transformer substation, drive arrangement includes battery, controller, torque motor, reduction gear and shaft coupling, the connection can be dismantled to battery and fuselage, the controller passes through the switch and the fuselage cooperation is connected, torque motor passes through reduction gear and shaft coupling swing joint.
In the above-mentioned high-altitude quick connector for the rotary transformer substation, a step is arranged at one end of the machine body, which is far away from the connecting cylinder, the step is in threaded connection with a cover plate, and the cover plate is matched with the storage battery.
In foretell high altitude quick connector of rotation type transformer substation, the fuselage is close to the one end of apron and is equipped with the hanging wire ring, the hanging wire ring can be dismantled and be connected with the safety rope, the fuselage surface is equipped with the antiskid cover.
In foretell high altitude quick connector of rotation type transformer substation, the shaft coupling passes through pivot and stranded conductor seat fixed connection, the stranded conductor seat adopts round platform shape structure, the stranded conductor seat is equipped with the baffle, the one end that the pivot was kept away from to the baffle is equipped with the inclined plane, baffle and stranded conductor seat inner wall all are equipped with the rubber pad.
In foretell high altitude quick connector of rotation type transformer substation, drive mechanism includes the driving medium and rotates the piece, the driving medium includes intermeshing's initiative bevel gear and driven bevel gear, it includes intermeshing's worm and worm wheel to rotate the piece, initiative bevel gear and pivot fixed connection, the coaxial fixed connection of driven bevel gear and worm, the worm wheel passes through the guide arm and the terminal cylinder rotates the connection.
In foretell high altitude quick connector of rotary substation, shear the mechanism and include ring gear, support and shearing piece, ring gear and terminal cylinder rotate to be connected, support and terminal cylinder fixed connection, the one end and the ring gear of shearing piece rotate to be connected, the other end and the support sliding connection of shearing piece.
In the rotary type transformer substation high-altitude quick wire connector, the wire connecting cylinder is provided with the annular groove, the toothed ring is rotatably connected with the annular groove through the bearing, and the toothed ring is meshed and connected with the guide rod through the gear.
In foretell rotary substation high altitude quick connector, the shearing piece includes push rod and cutting blade, cutting blade's one end and support rotate to be connected, cutting blade's the other end and the push rod rotate to be connected, push rod and ring gear rotate to be connected, and is adjacent the cooperation sets up between the cutting blade.
In foretell high altitude quick connector of rotation type transformer substation, the one end that the fuselage was kept away from to the bobbin is equipped with the fixed plate, the fixed plate slope is equipped with holds the line hole, and is adjacent it is provided with the wire hole to hold the intercommunication between the line hole, hold line hole and stranded conductor seat cooperation setting.
Compared with the prior art, this quick connector in rotation type transformer substation high altitude's advantage lies in:
1. according to the invention, the rotary type quick wire connector is arranged on the high-altitude cable of the transformer substation, so that the connection work of the cable by a worker in a manual wire stranding mode in the high-altitude operation process is effectively avoided, the labor intensity of the worker in the operation process is reduced, the wire connection efficiency of the high-altitude cable is improved, and the high-altitude cable wire connector is suitable for being popularized in a range.
2. According to the invention, the safety rope is arranged on the wire connector, so that a worker can connect and bind the device in advance in the high-altitude wiring process, the risk potential that the worker carelessly falls off a tool in the wiring operation process is effectively reduced, the use safety of the device is improved, and the practicability of the device is increased.
3. According to the invention, the partition plates are arranged on the twisted wire seats, so that the wire connection and twisting speed of the device is effectively improved, meanwhile, the device can be used for connecting cables with different diameters to a certain extent, the wire connection type of the device is increased, the resource utilization of the device is improved, and the functionality of the device is increased.
4. According to the invention, the shearing mechanism is arranged on the twisted wire seat, so that the device can perform certain shearing work on the wire ends of the twisted wires after the wire twisting work is completed, the wire ends crossed in a staggered manner are prevented from scratching the wiring operation of workers, the safety of the wiring operation of the workers is improved, and the connection attractiveness of cables is improved.
Drawings
FIG. 1 is a schematic diagram of an external structure of a high-altitude fast wire connector of a rotary substation provided by the invention;
FIG. 2 is a schematic diagram of the internal structure of a high-altitude fast wire connector of a rotary transformer substation provided by the invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is a schematic structural diagram of a transmission mechanism in an overhead quick connector of a rotary substation provided by the invention;
FIG. 5 is a schematic structural diagram of a shearing mechanism in a high-altitude quick connector of a rotary substation provided by the invention;
fig. 6 is a schematic structural diagram of a fixing plate in a rotary substation high-altitude quick connector provided by the invention.
In the figure, 1 machine body, 11 steps, 12 cover plates, 13 wire hanging rings, 14 safety ropes, 15 antiskid sleeves, 2 wire connecting cylinders, 21 annular grooves, 22 fixing plates, 221 wire holding holes, 222 wire outlet holes, 3 driving devices, 31 storage batteries, 32 controllers, 321 switches, 33 torque motors, 34 reducers, 35 couplers, 36 rotating shafts, 4 twisted wire seats, 41 separating plates, 42 rubber pads, 5 transmission mechanisms, 51 transmission members, 511 driving bevel gears, 512 driven bevel gears, 52 rotating members, 521 worms, 522 worm gears, 53 guide rods, 531 gears, 6 shearing mechanisms, 61 toothed rings, 62 supports, 63 shearing members, 631 push rods and 632 cutting blades.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1-6, a rotary transformer substation high altitude quick connector comprises a machine body 1 and a wire barrel 2, wherein the machine body 1 and the wire barrel 2 are fixedly connected, it should be noted that the machine body 1 and the wire barrel 2 both adopt a cylindrical structure, and the direct size of the wire barrel 2 is larger than the diameter size of the machine body 1, so as to facilitate the operation and use of workers.
The machine body 1 is fixedly connected with a driving device 3, the driving device 3 comprises a storage battery 31, a controller 32, a torque motor 33, a speed reducer 34 and a coupler 35, the storage battery 31 is detachably connected with the machine body 1, the controller 32 is connected with the machine body 1 in a matched mode through a switch 321, the torque motor 33 is movably connected with the coupler 35 through the speed reducer 34, the speed of the torque motor 1 is reasonably reduced, and the wire stranding efficiency of workers is improved.
The one end that a spool 2 was kept away from to fuselage 1 is equipped with step 11, and step 11 is equipped with the internal thread, and step 11 threaded connection has apron 12, and the one end and the battery 31 cooperation setting of apron 12, the other end of apron 12 are equipped with twists and move the handle, and the staff of being convenient for charges through rotating apron 12 to battery 31 and changes the operation, guarantees that device electric power is sufficient in the use.
Fuselage 1 is close to the one end of apron 12 and is equipped with string wire loop 13, string wire loop 13 can be dismantled and be connected with safety rope 14, it is worth mentioning, the staff can connect the device through safety rope 14 in advance at high altitude wiring in-process and bind, effectively reduce the risk hidden danger that the staff carelessly falls of instrument appears at the in-process of wiring operation, the security of improvement device use, 1 surface of fuselage is equipped with anti-skidding cover 15, the staff of being convenient for grips the operation at the wiring operation in-process.
The driving device 3 is engaged with a shearing mechanism 6 through a transmission mechanism 5, and the shearing mechanism 6 is rotationally connected with the wire connecting cylinder 2.
Specifically, the transmission mechanism 5 comprises a transmission part 51 and a rotating part 52, the transmission part 51 comprises a driving bevel gear 511 and a driven bevel gear 512 which are meshed with each other, the rotating part 52 comprises a worm 521 and a worm wheel 522 which are meshed with each other, the driving bevel gear 511 is fixedly connected with the rotating shaft 36, the driven bevel gear 512 is coaxially and fixedly connected with the worm 521, the worm wheel 522 is rotatably connected with the wire connection barrel 2 through a guide rod 53, and the guide rod 53 and the worm 521 are both rotatably connected with the wire connection barrel 2 through bearings.
More specifically, shearing mechanism 6 includes ring gear 61, support 62 and shearing piece 63, and ring gear 61 and wire barrel 2 are connected in the rotation, and specific rotation connected mode: the wiring barrel 2 is provided with an annular groove 21, a gear ring 61 is rotatably connected with the annular groove 21 through a bearing, the inner side of the gear ring 61 is meshed with a guide rod 53 through a gear 531, a bracket 62 is fixedly connected with the wiring barrel 2, one end of a shearing part 63 is rotatably connected with the gear ring 61, and the other end of the shearing part 63 is slidably connected with the bracket 62.
Cut 63 and include push rod 631 and cutting blade 632, push rod 631 adopts the arc structure, support 62 is equipped with the intermediate layer spout, cutting blade 632's blade and intermediate layer spout sliding connection, cutting blade 632's one end and support 62 rotate to be connected, cutting blade 632's the other end and push rod 631 rotate to be connected, push rod 631 passes through the connecting rod and the connection is rotated to ring gear 61, cutting blade 632 adopts the lamella structure, the cooperation sets up between the adjacent cutting blade 632, make the device can carry out certain shearing work to the end of a thread position of stranded conductor after accomplishing stranded conductor work, avoid the end of a thread alternately easy fish tail staff, improve staff's the security of wiring operation, increase the aesthetic property that the cable is connected simultaneously.
The operating principle of the present invention will now be described as follows:
when the invention is used, a worker checks whether the safety rope 14 is fixed with the worker before wiring work, whether the electric power of the storage battery 31 is sufficient to ensure the normal operation of wiring work, the high-altitude wiring work of the transformer substation is started after the checking is finished, and in the wiring process, the connecting ends of two cables stripped of the cable are inserted into the two sides of the clapboard 41 of the stranded wire seat 4 through the wire holding hole 221, after the wire ends are inserted into the bottom of the stranded wire seat 4, the torque motor 33 is started through the switch 321, the torque motor 33 drives the wire twisting seat 4 to perform wire twisting slowly through the rotating shaft 36 under the action of the reducer 34, at this time, the rubber pad 42 fixedly connected with the inner wall of the wire twisting seat 4 and the partition plate 41 drives the wire end position of the cable to perform wire twisting operation in a rotating manner, meanwhile, the rotating shaft 36 drives the cutting blade 632 of the shearing mechanism 6 to contract through the transmission mechanism 5, and the specific transmission process is as follows: the rotating shaft 36 drives the driven bevel gear 512 which is in meshing connection to rotate through a driving bevel gear 511 which is fixedly connected with the rotating shaft, the driven bevel gear 512 drives a worm gear 522 which is in meshing connection to rotate through a worm 521, the worm gear 522 drives a gear 531 to rotate through a guide rod 53, the gear 531 drives a toothed ring 61 which is in meshing connection and an annular groove 21 of the junction box 2 to rotate, a push rod 631 pushes a cutting blade 632 and a bracket 62 to slide and contract in the rotation process of the toothed ring 61, after the wire stranding seat 4 completes the connection work of the cables, the cutting blade 632 performs certain cutting work on the wire ends of the cables through screwing matching, the wire ends which are crossed are prevented from scratching workers, the safety of the wiring work of the workers is improved, meanwhile, the attractiveness of cable connection is improved, the cut cables are taken out of the junction box 2 through a wire outlet 222, and the torque motor 33 is controlled to rotate reversely through a switch 321, and the initial state is returned to facilitate subsequent wiring work.
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 (7)
1. The high-altitude quick wire connector for the rotary transformer substation comprises a machine body (1) and a wire connecting cylinder (2), and is characterized in that the machine body (1) is fixedly connected with the wire connecting cylinder (2), the machine body (1) is fixedly connected with a driving device (3), the driving device (3) is rotatably connected with a stranded wire seat (4), the stranded wire seat (4) is matched with the wire connecting cylinder (2), the driving device (3) is meshed with a shearing mechanism (6) through a transmission mechanism (5), the shearing mechanism (6) is rotatably connected with the wire connecting cylinder (2), and the shearing mechanism (6) is matched with the stranded wire seat (4);
the twisted wire seat (4) is of a round table-shaped structure, a partition plate (41) is arranged on the twisted wire seat (4), an inclined surface is arranged at one end, away from the rotating shaft (36), of the partition plate (41), and rubber pads (42) are arranged on the inner walls of the partition plate (41) and the twisted wire seat (4);
the transmission mechanism (5) comprises a transmission part (51) and a rotating part (52), the transmission part (51) comprises a driving bevel gear (511) and a driven bevel gear (512) which are meshed with each other, the rotating part (52) comprises a worm (521) and a worm wheel (522) which are meshed with each other, the driving bevel gear (511) is fixedly connected with the rotating shaft (36), the driven bevel gear (512) is coaxially and fixedly connected with the worm (521), and the worm wheel (522) is rotatably connected with the connecting cylinder (2) through a guide rod (53);
shear mechanism (6) including ring gear (61), support (62) and shearing piece (63), ring gear (61) and wire connection section of thick bamboo (2) rotate to be connected, support (62) and wire connection section of thick bamboo (2) fixed connection, the one end and the ring gear (61) of shearing piece (63) rotate to be connected, the other end and support (62) sliding connection of shearing piece (63).
2. The high-altitude quick wire connector of the rotary transformer substation of claim 1, characterized in that the driving device (3) comprises a storage battery (31), a controller (32), a torque motor (33), a speed reducer (34) and a coupler (35), the storage battery (31) and the machine body (1) are detachably connected, the controller (32) is connected with the machine body (1) in a matched manner through a switch (321), the torque motor (33) is movably connected with the coupler (35) through the speed reducer (34), and the coupler (35) is fixedly connected with a wire base (4) through a rotating shaft (36).
3. The high-altitude quick connector for the rotary transformer substation according to claim 2, wherein a step (11) is arranged at one end, far away from the connecting cylinder (2), of the machine body (1), a cover plate (12) is connected to the step (11) in a threaded mode, and the cover plate (12) and the storage battery (31) are arranged in a matched mode.
4. The rotary transformer substation high-altitude quick wire connector according to claim 3, characterized in that one end of the machine body (1) close to the cover plate (12) is provided with a wire hanging ring (13), the wire hanging ring (13) is detachably connected with a safety rope (14), and the surface of the machine body (1) is provided with an anti-skid sleeve (15).
5. The rotary substation high-altitude quick wire connector according to claim 1, characterized in that the wire connecting cylinder (2) is provided with an annular groove (21), the toothed ring (61) is rotatably connected with the annular groove (21) through a bearing, and the toothed ring (61) is meshed with the guide rod (53) through a gear (531).
6. The rotary substation high altitude quick connector according to claim 1, characterized in that the cutting member (63) comprises a push rod (631) and a cutting blade (632), one end of the cutting blade (632) is rotatably connected with the bracket (62), the other end of the cutting blade (632) is rotatably connected with the push rod (631), the push rod (631) is rotatably connected with the toothed ring (61), and the adjacent cutting blades (632) are cooperatively arranged.
7. The high-altitude quick wire connector of the rotary transformer substation according to claim 1, wherein a fixing plate (22) is arranged at one end, away from the machine body (1), of the wire connecting cylinder (2), a wire holding hole (221) is obliquely arranged on the fixing plate (22), a wire outlet hole (222) is communicated between the adjacent wire holding holes (221), and the wire holding hole (221) and the wire twisting seat (4) are arranged in a matched mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799504.XA CN111864503B (en) | 2020-08-11 | 2020-08-11 | Rotary type transformer substation high-altitude quick wire connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799504.XA CN111864503B (en) | 2020-08-11 | 2020-08-11 | Rotary type transformer substation high-altitude quick wire connector |
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| Publication Number | Publication Date |
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| CN111864503A CN111864503A (en) | 2020-10-30 |
| CN111864503B true CN111864503B (en) | 2021-07-30 |
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| CN202010799504.XA Active CN111864503B (en) | 2020-08-11 | 2020-08-11 | Rotary type transformer substation high-altitude quick wire connector |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116613611B (en) * | 2023-07-19 | 2023-09-26 | 江苏梅德斯尔工业科技有限公司 | Novel wiring device and wiring method for weighing instrument |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5426253B2 (en) * | 2009-07-01 | 2014-02-26 | 大東電材株式会社 | Wire stripping tool |
| CN201533100U (en) * | 2009-09-23 | 2010-07-21 | 河南省电力公司商丘供电公司 | Wire pressing tool |
| CN104485563A (en) * | 2014-12-15 | 2015-04-01 | 宜宾市净源电子科技有限公司 | Quick wire connector |
| CN205429178U (en) * | 2016-03-19 | 2016-08-03 | 国网山东省电力公司郓城县供电公司 | Low pressure power supply line connector |
| CN106607953B (en) * | 2016-11-30 | 2018-07-17 | 保定曼德汽车配件有限公司 | Circular cutter |
| CN208078544U (en) * | 2018-03-28 | 2018-11-09 | 江苏安全技术职业学院 | A kind of wire stripper |
| CN208797478U (en) * | 2018-09-12 | 2019-04-26 | 河南中烟工业有限责任公司 | A kind of quick wire stripper of Double Directional Cutting formula |
| CN210517277U (en) * | 2019-10-28 | 2020-05-12 | 福建智达力胜电力科技有限公司 | Rotary type transformer substation high-altitude quick wire connector |
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