CN109546371B - Branch cable - Google Patents
Branch cable Download PDFInfo
- Publication number
- CN109546371B CN109546371B CN201811242078.9A CN201811242078A CN109546371B CN 109546371 B CN109546371 B CN 109546371B CN 201811242078 A CN201811242078 A CN 201811242078A CN 109546371 B CN109546371 B CN 109546371B
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- CN
- China
- Prior art keywords
- cable
- branch
- trunk
- joint
- mounting portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
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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
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
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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
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
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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
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
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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
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
- H01R4/72—Insulation of connections using a heat shrinking insulating sleeve
Landscapes
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a branch cable, and belongs to the technical field of electricity. Branch cable includes cable trunk and cable branch, cable trunk and cable branch electricity are connected, branch cable still includes joint Assembly, joint Assembly is the conductor, joint Assembly includes trunk joint, branch connects and connecting piece, trunk joint includes first installation department and first connecting portion, first installation department and cable trunk fixed connection, branch connects and includes second installation department and second connecting portion, second installation department and cable branch fixed connection, first connecting portion and second connecting portion that the assembly is in the same place pass through connecting piece detachably fixed mounting. The invention can improve the use flexibility of the branch cable.
Description
Technical Field
The invention belongs to the technical field of electricity, and particularly relates to a branch cable.
Background
A branch cable is a common electrical connector, which mainly includes a cable trunk and a cable branch, which are electrically connected together.
The existing branch cables are mainly divided into two types, one type is a branch cable prefabricated and molded by a cable manufacturer, and the branch cable is provided with a cable trunk with a set length and a cable branch. When the branch cable is used in a construction site, once manufacturing errors occur in the lengths of the main cable body and the cable branches, the branch cable cannot be normally used, and the construction period is delayed. The other is to select the cable trunk and the cable branch with proper length at the construction site, and then fix the two together by crimping or welding. Although the length of the manufactured and molded branch cable can meet the requirement, the cable trunk and the cable branch cannot be detached, so that the whole branch cable needs to be replaced in case that the cable trunk or the cable branch with different specifications needs to be replaced in the later stage, and the cable trunk or the cable branch cannot be replaced independently.
Disclosure of Invention
The embodiment of the invention provides a branch cable, which can improve the use flexibility of the branch cable. The technical scheme is as follows:
the embodiment of the invention provides a branch cable, which comprises a cable trunk and a cable branch, wherein the cable trunk is electrically connected with the cable branch, the branch cable also comprises a joint component, the joint component is a conductor, the joint component comprises a trunk joint, a branch joint and a connecting piece, the trunk joint comprises a first installation part and a first connecting part, the first installation part is fixedly connected with the cable trunk, the branch joint comprises a second installation part and a second connecting part, the second installation part is fixedly connected with the cable branch, and the first connecting part and the second connecting part which are assembled together are detachably and fixedly installed together through the connecting piece.
In an implementation manner of the present invention, the first connecting portion and the second connecting portion assembled together form a cylindrical structural member, an external thread is disposed on an outer peripheral wall of the cylindrical structural member, an internal thread is disposed on an inner wall of the connecting member, the connecting member is sleeved outside the cylindrical structural member, and the connecting member is in threaded fit with the cylindrical structural member.
In another implementation manner of the present invention, the first connection portion and the second connection portion are both semi-cylindrical structural members, and an outer plane of the first connection portion and an outer plane of the second connection portion are abutted, so that the first connection portion and the second connection portion are assembled together to form the cylindrical structural member.
In yet another implementation of the present invention, the connector is a cylindrical structural member, and the connector is arranged coaxially with the cylindrical structural member.
In another implementation manner of the present invention, the first mounting portion is a copper pipe, and the first mounting portion is fixedly clamped outside the cable trunk.
In yet another implementation of the invention, the first mounting portion is crimped outside the cable backbone.
In another implementation manner of the present invention, the second installation portion is a copper pipe, and the second installation portion is fixedly clamped outside the cable branch.
In yet another implementation of the invention, the second mounting portion is crimped outside the cable branch.
In yet another implementation of the invention, the terminal assembly is jacketed with an insulating protective sleeve.
In another implementation of the present invention, the insulating protection sleeve is made of a heat-shrinkable material.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
when the branch cable provided by the embodiment of the invention needs to be used in a construction site, firstly, a cable trunk and a cable branch with proper length are selected; then, the trunk joint is fixedly arranged on the cable trunk through the first installation part, and the branch joint is fixedly arranged on the cable branch through the second installation part; then assembling the first connecting part and the second connecting part together; and finally, fixedly mounting the first connecting part and the second connecting part which are assembled together through the connecting piece. When the cable trunk needs to be replaced, the connecting piece is only needed to be detached, the assembly between the first connecting portion and the second connecting portion is removed, then the new trunk joint is installed on the new cable trunk, and the new trunk joint and the original branch joint are fixedly assembled together through the connecting piece according to the assembling method. When the cable branch needs to be replaced, the replacement method is basically the same as that for replacing the cable trunk. That is to say, the branch cable provided by the invention not only can enable the lengths of the cable trunk and the cable branch to meet the requirements, but also can realize the respective independent replacement of the cable trunk and the cable branch. Thereby improving the flexibility of use of the drop cable.
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 diagram of a branch cable provided in an embodiment of the present invention;
FIG. 2 is a front view of a trunk joint provided by an embodiment of the present invention;
FIG. 3 is a front view of a branch fitting provided by an embodiment of the present invention;
FIG. 4 is a bottom view of a trunk joint provided by an embodiment of the present invention;
FIG. 5 is a bottom view of a branch fitting provided by an embodiment of the present invention;
the symbols in the drawings represent the following meanings:
100-cable trunk, 200-cable branch, 300-connector component, 400-insulating protective sleeve, 1-trunk connector, 11-first installation part, 12-first connection part, 121-outer plane, 122-extrados, 2-branch connector, 21-second installation part, 22-second connection part, 221-outer plane, 222-extrados and 3-connector.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment of the invention provides a branch cable, as shown in fig. 1, the branch cable includes a cable trunk 100 and a cable branch 200, the cable trunk 100 and the cable branch 200 are electrically connected, the branch cable further includes a joint assembly 300, the joint assembly 300 is a conductor, and the joint assembly 300 includes a trunk joint 1 (see fig. 2), a branch joint 2 (see fig. 3), and a connecting member 3.
Fig. 2 is a front view of the trunk joint, and in conjunction with fig. 2, the trunk joint 1 includes a first mounting portion 11 and a first connecting portion 12, and the first mounting portion 11 is fixedly connected to the cable trunk 100.
Fig. 3 is a front view of the branch connector, and in conjunction with fig. 3, the branch connector 2 includes a second mounting portion 21 and a second connecting portion 22, and the second mounting portion 21 is fixedly connected to the cable branch 200.
Referring again to fig. 1, the first and second coupling parts 12 and 22 assembled together are detachably fixedly mounted together by the coupling member 3.
When the branch cable provided by the embodiment of the invention needs to be used in a construction site, firstly, a cable trunk 100 and a cable branch 200 with proper lengths are selected; then, the trunk joint 1 is fixedly installed on the cable trunk 100 through the first installation part 11, and the branch joint 2 is fixedly installed on the cable branch 200 through the second installation part 21; then the first connection portion 12 and the second connection portion 22 are assembled together; finally, the first connecting part 12 and the second connecting part 22 which are assembled together are fixedly installed together through the connecting part 3, thereby completing the assembly of the branch cable.
When the cable trunk 100 needs to be replaced, the connector 3 is detached, the first connecting portion 12 and the second connecting portion 22 are disassembled, then the new trunk joint 1 is installed on the new cable trunk 100, and the new trunk joint 1 and the original branch joint 2 are fixedly assembled together through the connector 3 according to the assembling method.
When the cable branch 200 needs to be replaced, the replacement method is substantially the same as that of the cable main 100, and will not be described herein.
That is to say, the branch cable provided by the present invention not only can make the lengths of the cable trunk 100 and the cable branch 200 meet the requirement, but also can realize the respective individual replacement of the cable trunk 100 and the cable branch 200. Thereby improving the flexibility of use of the drop cable.
In this embodiment, the first connecting portion 12 and the second connecting portion 22 assembled together constitute a cylindrical structural member, an external thread is provided on the outer peripheral wall of the cylindrical structural member, an internal thread is provided on the inner wall of the connecting member 3, the connecting member 3 is sleeved outside the cylindrical structural member, and the connecting member 3 and the cylindrical structural member are in threaded fit.
In the above implementation, the outer peripheral wall of the cylindrical structural member and the inner wall of the connecting member 3 are coaxially arranged, and when the connecting member 3 and the cylindrical structural member are screwed together, the connecting member 3 can fix the first connecting portion 12 and the second connecting portion 22 as a whole by using the fit between the internal thread and the external thread, i.e. the trunk joint 1 and the branch joint 2 are fixed together.
In the present embodiment, the first connecting portion 12 is a semi-cylindrical structural member (see fig. 4), the second connecting portion 22 is also a semi-cylindrical structural member (see fig. 5), and the outer plane 121 of the first connecting portion 12 and the outer plane 221 of the second connecting portion 22 are abutted, so that the first connecting portion 12 and the second connecting portion 22 are assembled together to form a cylindrical structural member.
In the above implementation manner, the cross sections of the first connection portion 12 and the second connection portion 22 are both semicircular, the outer arc surface 122 of the first connection portion 12 and the outer arc surface 222 of the second connection portion 22 are both provided with external threads, when the outer planes of the first connection portion 12 and the second connection portion 22 are abutted, and the end of the first connection portion 12, which is far away from the first installation portion 11, is abutted against the second installation portion 21, when the end of the second connection portion 22, which is far away from the second installation portion 21, is abutted against the first installation portion 11, the first connection portion 12 and the second connection portion 22 are assembled together, at this time, the external threads on the outer arc surfaces of the first connection portion 12 and the second connection portion 22 form a set of complete external threads, that is, the external threads on the outer circumferential wall.
In the present embodiment, the connector 3 is a cylindrical structural member, and the connector 3 is arranged coaxially with the cylindrical structural member.
In the above implementation, the internal thread of the connecting member 3 is provided on the inner circumferential wall of the connecting member 3, so that the connecting member 3 can firmly fix the first connecting portion 12 and the second connecting portion 22 together.
In this embodiment, the first mounting portion 11 is a copper pipe, and the first mounting portion 11 is fixedly clamped outside the cable trunk 100.
In the above implementation, the first mounting portion 11 can well conduct the cable trunk 100 and firmly clamp the cable trunk 100 by utilizing the good conductivity and ductility of the copper material.
Optionally, the first mounting portion 11 is crimped outside the cable backbone 100.
In the above-described embodiment, the first mounting portion 11 and the cable trunk 100 are fixed by means of crimping, and since the operation of crimping is simple and convenient, the operation can be performed conveniently at a construction site.
In this embodiment, the second mounting portion 21 is a copper pipe, and the second mounting portion 21 is fixedly clamped outside the cable branch 200.
In the above implementation, the second mounting portion 21 can well conduct the cable branch 200 and firmly clamp the cable branch 200 by utilizing the good conductivity and ductility of the copper material.
Alternatively, the second mounting portion 21 is crimped outside the cable branch 200.
In the above embodiment, the second mounting portion 21 and the cable branch 200 are fixed by crimping, and the operation of crimping is simple and convenient, so that the operation can be performed conveniently at the construction site.
Referring again to fig. 1, in the present embodiment, the insulating protective sleeve 400 is sleeved outside the connector assembly 300, so as to avoid the potential safety hazard of leakage of the connector assembly 300.
Optionally, the insulating protective sheath 400 is a heat shrinkable material.
In the above implementation manner, at a normal temperature, the inner diameter of the insulating protection sleeve 400 may be larger, so that the movable sleeve is sleeved outside the joint assembly 300, and the position of the insulating protection sleeve 400 may be adjusted. After adjusting to suitable position, heat insulating protective sheath 400 through the heat gun for insulating protective sheath 400 contracts to fix outside joint assembly 300.
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 (9)
1. A branch cable, the branch cable includes cable trunk and cable branch, the cable trunk and the branch of the cable are connected electrically, characterized by, the branch cable also includes the joint assembly, the joint assembly is the conductor, the joint assembly includes trunk joint, branch joint and link, the trunk joint includes the first installation department and first joint part, the first installation department with the cable trunk fixed connection, the branch joint includes the second installation department and second joint part, the second installation department with the branch of the cable fixed connection, the first joint part and the second joint part assembled together pass through the detachable fixed mounting of the link together;
the assembly together first connecting portion with second connecting portion constitute the cylinder structure, be provided with the external screw thread on the periphery wall of cylinder structure, be provided with the internal thread on the inner wall of connecting piece, the connecting piece suit is in outside the cylinder structure, just the connecting piece with cylinder structure screw-thread fit.
2. The branch cable according to claim 1, wherein the first connection portion and the second connection portion are both semi-cylindrical structures, and an outer plane of the first connection portion and an outer plane of the second connection portion are abutted, so that the first connection portion and the second connection portion are assembled together to form the cylindrical structure.
3. The branch cable of claim 1, wherein the connector is a cylindrical structural member, the connector being coaxially disposed with the cylindrical structural member.
4. The branch cable of any one of claims 1-3, wherein the first mounting portion is a copper tube, and the first mounting portion is fixedly clamped outside the cable trunk.
5. The branch cable of claim 4, wherein the first mounting portion is crimped outside the cable backbone.
6. The branch cable of any one of claims 1-3, wherein the second mounting portion is a copper tube, and the second mounting portion is fixedly clamped outside the cable branch.
7. The branch cable of claim 6, wherein the second mounting portion is crimped outside the cable branch.
8. The branch cable of any one of claims 1-3 wherein the splice assembly is jacketed with an insulating protective jacket.
9. The branch cable of claim 8 wherein the insulating protective sheath is a heat shrink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811242078.9A CN109546371B (en) | 2018-10-24 | 2018-10-24 | Branch cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811242078.9A CN109546371B (en) | 2018-10-24 | 2018-10-24 | Branch cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109546371A CN109546371A (en) | 2019-03-29 |
| CN109546371B true CN109546371B (en) | 2020-10-27 |
Family
ID=65845037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811242078.9A Active CN109546371B (en) | 2018-10-24 | 2018-10-24 | Branch cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109546371B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111668677A (en) * | 2020-06-10 | 2020-09-15 | 上海骅骝电子科技有限公司 | Thermal shrinkage sealing method for multiple combined wire harnesses |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB287239A (en) * | 1926-12-17 | 1928-03-19 | William Richard Macdonald | Improvements relating to couplings or joints for electric cables |
| WO1994011923A1 (en) * | 1992-11-12 | 1994-05-26 | B & H (Nottingham) Limited | Electrical connector |
| CN102790297A (en) * | 2011-05-19 | 2012-11-21 | 山东省电力学校 | Guide wire junction device |
| CN203150750U (en) * | 2013-01-23 | 2013-08-21 | 浙江金凤凰电力科技有限公司 | Connection structure of conductive cores of high-voltage insulated bus |
| CN106129644A (en) * | 2016-07-15 | 2016-11-16 | 国家电网公司 | Graphite bonded earth electrode speed connects cartridge type and continues part and application thereof |
| CN106448834A (en) * | 2016-11-15 | 2017-02-22 | 江苏华远电缆有限公司 | Fire retardant and crosslinked polyethylene insulated branch cable |
| CN106450807A (en) * | 2016-12-08 | 2017-02-22 | 上海长园电子材料有限公司 | Wire joint connection terminal and wire joint connection method |
| CN206164064U (en) * | 2016-10-31 | 2017-05-10 | 湖北鄂电萃宇电缆有限公司 | Novel detachable cable branch joint |
| CN207303400U (en) * | 2017-10-23 | 2018-05-01 | 南京旭羽睿材料科技有限公司 | A kind of graphene solar cell wire connecting fabric |
-
2018
- 2018-10-24 CN CN201811242078.9A patent/CN109546371B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB287239A (en) * | 1926-12-17 | 1928-03-19 | William Richard Macdonald | Improvements relating to couplings or joints for electric cables |
| WO1994011923A1 (en) * | 1992-11-12 | 1994-05-26 | B & H (Nottingham) Limited | Electrical connector |
| CN102790297A (en) * | 2011-05-19 | 2012-11-21 | 山东省电力学校 | Guide wire junction device |
| CN203150750U (en) * | 2013-01-23 | 2013-08-21 | 浙江金凤凰电力科技有限公司 | Connection structure of conductive cores of high-voltage insulated bus |
| CN106129644A (en) * | 2016-07-15 | 2016-11-16 | 国家电网公司 | Graphite bonded earth electrode speed connects cartridge type and continues part and application thereof |
| CN206164064U (en) * | 2016-10-31 | 2017-05-10 | 湖北鄂电萃宇电缆有限公司 | Novel detachable cable branch joint |
| CN106448834A (en) * | 2016-11-15 | 2017-02-22 | 江苏华远电缆有限公司 | Fire retardant and crosslinked polyethylene insulated branch cable |
| CN106450807A (en) * | 2016-12-08 | 2017-02-22 | 上海长园电子材料有限公司 | Wire joint connection terminal and wire joint connection method |
| CN207303400U (en) * | 2017-10-23 | 2018-05-01 | 南京旭羽睿材料科技有限公司 | A kind of graphene solar cell wire connecting fabric |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109546371A (en) | 2019-03-29 |
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