CN107069386B - Multifunctional wire looping clamp - Google Patents

Multifunctional wire looping clamp Download PDF

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Publication number
CN107069386B
CN107069386B CN201710281076.XA CN201710281076A CN107069386B CN 107069386 B CN107069386 B CN 107069386B CN 201710281076 A CN201710281076 A CN 201710281076A CN 107069386 B CN107069386 B CN 107069386B
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CN
China
Prior art keywords
wire
gear ring
handle
clamp
clamp handle
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CN201710281076.XA
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Chinese (zh)
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CN107069386A (en
Inventor
罗甲佳
常立华
钟洪霞
程国宾
李邵
李文斌
高蕾
关青
郭桂兰
秦艳
马文涛
张吉春
李明
信勇
薛岷
山刚
王韦杰
魏玉芳
倪学文
肖红
韩红卫
隽翠莲
蒲章玲
高世玲
徐广勇
王鲁云
魏长丽
吴秀伟
闫秀君
刘小莉
尹志军
李昱坤
李敏
郭风凯
常立勋
钟海涛
刘伟
赵守山
李玉钊
张连升
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Qingdao Power Supply Co of State Grid Shandong Electric Power Co Ltd
Weifang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Qingdao Power Supply Co of State Grid Shandong Electric Power Co Ltd
Weifang Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by State Grid Corp of China SGCC, Qingdao Power Supply Co of State Grid Shandong Electric Power Co Ltd, Weifang Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201710281076.XA priority Critical patent/CN107069386B/en
Publication of CN107069386A publication Critical patent/CN107069386A/en
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Publication of CN107069386B publication Critical patent/CN107069386B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/28Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/82Recycling of waste of electrical or electronic equipment [WEEE]

Abstract

The invention discloses a multifunctional wire looping clamp, which comprises a first clamp handle and a second clamp handle, wherein the first clamp handle and the second clamp handle are hinged through a hinge bolt, and the multifunctional wire looping clamp is characterized in that: and a wire cutting device, a wire peeling device and a wire looping device are arranged between the first clamp handle and the second clamp handle. The invention arranges the wire cutting device, the wire peeling device and the wire looping device on the invention, so that a user can be used for wire peeling, wire cutting and coil looping, and the working efficiency of the user is improved.

Description

Multifunctional wire looping clamp
Technical Field
The invention relates to the technical field of power supply and distribution line connection equipment, in particular to a wire looping clamp for stripping and looping copper insulated wire ends.
Background
When the secondary wire ends are connected to the terminal blocks of the transformer substation and the clients and secondary wires are connected to the secondary side of the transformer, the copper insulated wire ends are required to be connected after being stripped and bent, and the common coil mode in the current work is to use the nipper pliers to perform wire joint coiling, so that the working amount is large, the efficiency is low, the labor is wasted, and the condition of different coil quality is easy to occur.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and designs a novel wire looping device which can be used for conducting wire loop looping operation after wire stripping on wires connected to a wiring terminal block or a transformer wiring terminal.
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a multi-functional wire looper pincers, includes first pincers handle and second pincers handle, and first pincers handle and second pincers handle pass through hinge bolt and articulate, its characterized in that: and a wire cutting device, a wire peeling device and a wire looping device are arranged between the first clamp handle and the second clamp handle.
As an improvement of the technical scheme, the following steps:
the wire looper device includes first gear circle and second gear circle, and first gear circle and second gear circle are half circles, all are equipped with a plurality of bending grooves on first gear circle and the second gear circle, and the bending groove cooperation is provided with the core of buckling, and the core of buckling is connected with the spring, and the spring both ends are connected with first pincers handle and second pincers handle respectively. The bending core is matched with the bending groove, and the bending groove and the bending core bend the lead to an ideal circle.
As an improvement of the technical scheme, the following steps:
the first gear ring and the second gear ring are respectively provided with a first bending groove, a second bending groove and a third bending groove. The plurality of bending grooves can bend into circles with various sizes.
As an improvement of the technical scheme, the following steps:
the first bending groove on the first gear ring is matched with the first bending groove on the second gear ring; the second bending groove on the first gear ring is matched with the second bending groove on the second gear ring; the third bending groove on the first gear ring is matched with the third bending groove on the second gear ring.
As an improvement of the technical scheme, the following steps:
elastic strips are arranged between the first gear ring and the second gear ring, straight racks are arranged on the first forceps handle and the second forceps handle, and the two straight racks are respectively matched with the first gear ring and the second gear ring. The elastic strip ensures that the first gear ring and the second gear ring are arranged separately under normal state, and the first gear ring and the second gear ring are combined when a user applies external force to the first clamp handle and the second clamp handle.
As an improvement of the technical scheme, the following steps:
the first gear ring and the second gear ring are respectively provided with an elastic strip fixing groove, and the elastic strips are arranged in the elastic strip fixing grooves.
As an improvement of the technical scheme, the following steps:
the first gear ring is hinged with the first clamp handle, and the second gear ring is hinged with the second clamp handle.
As an improvement of the technical scheme, the following steps:
the wire peeling device comprises two wire peeling cutters which are matched with each other for use, and the two wire peeling cutters are respectively connected with the first clamp handle and the second clamp handle. The wire stripping knife is provided with a first wire stripping opening and a second wire stripping opening respectively.
As an improvement of the technical scheme, the following steps:
the wire cutting device comprises two tangent blades which are mutually matched and arranged, and the two tangent blades are respectively connected with the first clamp handle and the second clamp handle.
As an improvement of the technical scheme, the following steps:
the bending core is conical or stepped circular.
Due to the adoption of the technical scheme, compared with the prior art, the wire cutting device, the wire peeling device and the wire looping device are arranged on the wire cutting device, the wire cutting device and the wire looping device, so that a user can use the wire cutting device, the wire cutting device and the wire looping device to perform wire cutting, wire cutting and coil looping, and the working efficiency of the user is improved.
The invention is further described below with reference to the drawings and the detailed description.
Drawings
FIG. 1 is a front view of a multi-function wire looping clamp of the present invention;
FIG. 2 is a schematic view of a multi-functional wire looping clamp according to the present invention;
FIG. 3 is a schematic view of a multi-functional wire looping clamp according to the present invention;
fig. 4 is a schematic diagram of a wire stripper of the multifunctional wire looping clamp according to the present invention.
In the figure: 1-a handle; 2-a second grip; 3-a straight rack; 4-a spring; 5-a second gear ring; 6-a first bending groove; 7, cutting the blade; 8, a wire stripping knife; 9-a first clamp handle; 10-connecting bolts; 11-an elastic strip; 12-bending the core; 13-a first gear ring; 14-elastic strip fixing groove; 15-a third bending groove; 16-grip; 17-a first wire stripping port; 18-a second wire stripping port; 19-a second bending groove; 20-wire-withdrawing groove.
Detailed Description
Example 1:
as shown in fig. 1, 2 and 4, the multifunctional wire looping clamp comprises a first clamp handle 9 and a second clamp handle 2, wherein the first clamp handle 9 and the second clamp handle 2 are hinged through a hinge bolt 10, and a wire cutting device, a wire peeling device and a wire looping device are arranged between the first clamp handle 9 and the second clamp handle 2. The first forceps handle 9 and the second forceps handle 2 are both connected with a handle 1.
The wire looping device comprises a first gear ring 13 and a second gear ring 5, wherein a plurality of bending grooves are formed in the first gear ring 13 and the second gear ring 5, bending cores 12 are arranged in a matched mode, and the bending cores 12 are conical. The bending core 12 is connected with a spring 14, and two ends of the spring 14 are respectively connected with the first clamp handle 9 and the second clamp handle 2. The bending core 12 is provided with a wire withdrawing groove 20.
The first gear ring 13 and the second gear ring 5 are respectively provided with a first bending groove 6, a second bending groove 19 and a third bending groove 15.
The first bending groove 6 on the first gear ring 13 is matched with the first bending groove 6 on the second gear ring 5; the second bending groove 19 on the first gear ring 13 is matched with the second bending groove 19 on the second gear ring 5; the third bending groove 15 on the first gear ring 13 is matched with the third bending groove 15 on the second gear ring 5.
An elastic strip 11 is arranged between the first gear ring 13 and the second gear ring 5, straight racks 3 are arranged on the first forceps handle 9 and the second forceps handle 2, and the two straight racks 3 are respectively matched with the first gear ring 13 and the second gear ring 5.
The first gear ring 13 and the second gear ring 5 are respectively provided with an elastic strip fixing groove 14, and the elastic strips 11 are arranged in the elastic strip fixing grooves 14.
The first gear ring 13 is hinged with the first clamp handle 9, and the second gear ring 5 is hinged with the second clamp handle 2.
The wire peeling device comprises two wire peeling cutters 8 which are matched with each other, and the two wire peeling cutters 8 are respectively connected with the first clamp handle 9 and the second clamp handle 2. The wire stripping knife 8 is respectively provided with a first wire stripping opening 17 and a second wire stripping opening 18.
The wire cutting device comprises two mutually matched tangential blades 7, and the two tangential blades 7 are respectively connected with the first clamp handle 9 and the second clamp handle 2.
In the use process, hold handle 1, two wire stripping sword 8 will take the copper line of looming to strip the insulating layer, then take the length that needs the line, use two tangent line blade 7 to cut off the copper line, the in-process first gear circle 13, second gear circle 5 and the core 12 of buckling mutually support, the handle 1 is held to one hand, the position of the core 12 of buckling is adjusted to one hand, the copper line is buckled into the circle under the combined action of first gear circle 13 and second gear circle 5 and the core 12 of buckling, then loosen handle 1, withdraw from the wire groove with the coil after buckling. The first gear ring 13 and the second gear ring 5 are provided with a first bending groove 6, a second bending groove 19 and a third bending groove 15, and the coil sizes bent by the bending grooves are different to meet different requirements.
Example 2:
as shown in fig. 1, 3 and 4, the multifunctional wire looping clamp comprises a first clamp handle 9 and a second clamp handle 2, wherein the first clamp handle 9 and the second clamp handle 2 are hinged through a hinge bolt 10, and a wire cutting device, a wire peeling device and a wire looping device are arranged between the first clamp handle 9 and the second clamp handle 2. The first forceps handle 9 and the second forceps handle 2 are both connected with a handle 1.
The wire looping device comprises a first gear ring 13 and a second gear ring 5, wherein a plurality of bending grooves are formed in the first gear ring 13 and the second gear ring 5, bending cores 12 are arranged in a matched mode, and the bending cores 12 are in a stepped circular shape. The bending core 12 is connected with a spring 14, and two ends of the spring 14 are respectively connected with the first clamp handle 9 and the second clamp handle 2. The bending core 12 is provided with a wire withdrawing groove 20.
The first gear ring 13 and the second gear ring 5 are respectively provided with a first bending groove 6, a second bending groove 19 and a third bending groove 15.
The first bending groove 6 on the first gear ring 13 is matched with the first bending groove 6 on the second gear ring 5; the second bending groove 19 on the first gear ring 13 is matched with the second bending groove 19 on the second gear ring 5; the third bending groove 15 on the first gear ring 13 is matched with the third bending groove 15 on the second gear ring 5.
An elastic strip 11 is arranged between the first gear ring 13 and the second gear ring 5, straight racks 3 are arranged on the first forceps handle 9 and the second forceps handle 2, and the two straight racks 3 are respectively matched with the first gear ring 13 and the second gear ring 5.
The first gear ring 13 and the second gear ring 5 are respectively provided with an elastic strip fixing groove 14, and the elastic strips 11 are arranged in the elastic strip fixing grooves 14.
The first gear ring 13 is hinged with the first clamp handle 9, and the second gear ring 5 is hinged with the second clamp handle 2.
The wire peeling device comprises two wire peeling cutters 8 which are matched with each other, and the two wire peeling cutters 8 are respectively connected with the first clamp handle 9 and the second clamp handle 2. The wire stripping knife 8 is respectively provided with a first wire stripping opening 17 and a second wire stripping opening 18.
The wire cutting device comprises two mutually matched tangential blades 7, and the two tangential blades 7 are respectively connected with the first clamp handle 9 and the second clamp handle 2.
In the use process, hold handle 1, two wire stripping sword 8 will take the copper line of looming to strip the insulating layer, then take the length that needs the line, use two tangent line blade 7 to cut off the copper line, the in-process first gear circle 13, second gear circle 5 and the core 12 of buckling mutually support, the handle 1 is held to one hand, the position of the core 12 of buckling is adjusted to one hand, the copper line is buckled into the circle under the combined action of first gear circle 13 and second gear circle 5 and the core 12 of buckling, then loosen handle 1, withdraw from the wire groove with the coil after buckling. The first gear ring 13 and the second gear ring 5 are provided with a first bending groove 6, a second bending groove 19 and a third bending groove 15, and the coil sizes bent by the bending grooves are different to meet different requirements.

Claims (6)

1. The utility model provides a multi-functional wire looper pincers, includes first pincers handle (9) and second pincers handle (2), and first pincers handle (9) and second pincers handle (2) are articulated through articulated bolt (10), its characterized in that: a wire cutting device, a wire peeling device and a wire looping device are arranged between the first clamp handle (9) and the second clamp handle (2), and the first clamp handle (9) and the second clamp handle (2) are connected with a handle (1);
the wire looping device comprises a first gear loop (13) and a second gear loop (5), wherein a plurality of bending grooves are formed in the first gear loop (13) and the second gear loop (5), a bending core (12) is arranged in a matched mode, the bending core (12) is connected with a spring (4), two ends of the spring (4) are respectively connected with a first clamp handle (9) and a second clamp handle (2), and a wire returning groove (20) is formed in the bending core (12);
the first gear ring (13) is hinged with the first clamp handle (9), and the second gear ring (5) is hinged with the second clamp handle (2);
an elastic strip (11) is arranged between the first gear ring (13) and the second gear ring (5), straight racks (3) are arranged on the first forceps handle (9) and the second forceps handle (2), and the two straight racks (3) are respectively matched with the first gear ring (13) and the second gear ring (5);
elastic strip fixing grooves (14) are formed in the first gear ring (13) and the second gear ring (5), and the elastic strips (11) are arranged in the elastic strip fixing grooves (14).
2. A multi-function wire looping clamp as defined in claim 1, wherein: the first gear ring (13) and the second gear ring (5) are respectively provided with a first bending groove (6), a second bending groove (19) and a third bending groove (15).
3. A multi-function wire looping clamp as claimed in claim 2, wherein: the first bending groove (6) on the first gear ring (13) is matched with the first bending groove (6) on the second gear ring (5); the second bending groove (19) on the first gear ring (13) is matched with the second bending groove (19) on the second gear ring (5); the third bending groove (15) on the first gear ring (13) is matched with the third bending groove (15) on the second gear ring (5).
4. A multi-function wire looping clamp as defined in claim 1, wherein: the wire peeling device comprises two wire peeling cutters (8) which are matched with each other for use, the two wire peeling cutters (8) are respectively connected with a first clamp handle (9) and a second clamp handle (2), and a first wire peeling opening (17) and a second wire peeling opening (18) are respectively arranged on the wire peeling cutters (8).
5. A multi-function wire looping clamp as defined in claim 1, wherein: the wire cutting device comprises two mutually matched tangential blades (7), and the two tangential blades (7) are respectively connected with the first clamp handle (9) and the second clamp handle (2).
6. A multi-function wire looping clamp as defined in claim 1, wherein: the bending core (12) is conical or stepped circular.
CN201710281076.XA 2017-04-26 2017-04-26 Multifunctional wire looping clamp Active CN107069386B (en)

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Application Number Priority Date Filing Date Title
CN201710281076.XA CN107069386B (en) 2017-04-26 2017-04-26 Multifunctional wire looping clamp

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CN107069386B true CN107069386B (en) 2023-05-02

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114188891A (en) * 2021-11-29 2022-03-15 深圳供电局有限公司 Wire stripper

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2106688U (en) * 1991-12-06 1992-06-10 涟源钢铁总厂 Multi-functional wire moulding pliers
GB9213398D0 (en) * 1992-06-24 1992-08-05 Liu Lien Huang Multipurpose pliers
CN201442220U (en) * 2009-06-02 2010-04-28 曲晓卉 Multifunctional electrician's pliers
CN201754487U (en) * 2010-01-11 2011-03-02 温卫东 Wire stripper capable of bending electric wires or metal wires into right angles or circular arcs
CN201813111U (en) * 2010-09-27 2011-04-27 宁波海伯机械工具有限公司 Wire stripper
CN202129734U (en) * 2011-06-16 2012-02-01 重庆市电力公司教育培训中心 Multifunctional assembling and electrifying nippers
CN103812049A (en) * 2014-03-10 2014-05-21 攀枝花学院 Wire nippers
CN104795754A (en) * 2015-05-05 2015-07-22 国家电网公司 Novel bending wire stripper
CN204505045U (en) * 2015-03-08 2015-07-29 国网山东夏津县供电公司 Multipurpose small tool tong
CN204558868U (en) * 2015-03-31 2015-08-12 广东梅雁吉祥水电股份有限公司 A kind of electric power wire stripping pliers
CN204976400U (en) * 2015-05-28 2016-01-20 国网山东省电力公司烟台供电公司 Dress table connects electricity to clamp with multi -functional specialized tool
CN205552328U (en) * 2016-05-06 2016-09-07 国网江苏省电力公司职业技能训练基地 Multi -functional dress table pincers
CN106058615A (en) * 2016-07-18 2016-10-26 国网山东省电力公司栖霞市供电公司 Multifunctional secondary wiring tool
CN207265396U (en) * 2017-04-26 2018-04-20 国网山东省电力公司青州市供电公司 A kind of multifunction lead is looped pincers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM498095U (en) * 2014-12-22 2015-04-01 Hanlong Ind Co Ltd Wire treatment pliers

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2106688U (en) * 1991-12-06 1992-06-10 涟源钢铁总厂 Multi-functional wire moulding pliers
GB9213398D0 (en) * 1992-06-24 1992-08-05 Liu Lien Huang Multipurpose pliers
CN201442220U (en) * 2009-06-02 2010-04-28 曲晓卉 Multifunctional electrician's pliers
CN201754487U (en) * 2010-01-11 2011-03-02 温卫东 Wire stripper capable of bending electric wires or metal wires into right angles or circular arcs
CN201813111U (en) * 2010-09-27 2011-04-27 宁波海伯机械工具有限公司 Wire stripper
CN202129734U (en) * 2011-06-16 2012-02-01 重庆市电力公司教育培训中心 Multifunctional assembling and electrifying nippers
CN103812049A (en) * 2014-03-10 2014-05-21 攀枝花学院 Wire nippers
CN204505045U (en) * 2015-03-08 2015-07-29 国网山东夏津县供电公司 Multipurpose small tool tong
CN204558868U (en) * 2015-03-31 2015-08-12 广东梅雁吉祥水电股份有限公司 A kind of electric power wire stripping pliers
CN104795754A (en) * 2015-05-05 2015-07-22 国家电网公司 Novel bending wire stripper
CN204976400U (en) * 2015-05-28 2016-01-20 国网山东省电力公司烟台供电公司 Dress table connects electricity to clamp with multi -functional specialized tool
CN205552328U (en) * 2016-05-06 2016-09-07 国网江苏省电力公司职业技能训练基地 Multi -functional dress table pincers
CN106058615A (en) * 2016-07-18 2016-10-26 国网山东省电力公司栖霞市供电公司 Multifunctional secondary wiring tool
CN207265396U (en) * 2017-04-26 2018-04-20 国网山东省电力公司青州市供电公司 A kind of multifunction lead is looped pincers

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