CN108718013B - Wire stripping-free electric connector and application method thereof - Google Patents
Wire stripping-free electric connector and application method thereof Download PDFInfo
- Publication number
- CN108718013B CN108718013B CN201810774480.5A CN201810774480A CN108718013B CN 108718013 B CN108718013 B CN 108718013B CN 201810774480 A CN201810774480 A CN 201810774480A CN 108718013 B CN108718013 B CN 108718013B
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- cable
- wire stripping
- electrical connector
- puncture
- screw
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- 238000000034 method Methods 0.000 title claims description 9
- 230000007704 transition Effects 0.000 claims description 7
- 210000000078 claw Anatomy 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001409896 Hirundapus Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000036555 skin type Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
- H01R13/5812—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part the cable clamping being achieved by mounting the separate part on the housing of the coupling device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
- H01R13/5816—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part for cables passing through an aperture in a housing wall, the separate part being captured between cable and contour of aperture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/003—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits the coupling part being secured only to wires or cables
-
- 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
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2406—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having needles or pins
-
- 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
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2408—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation actuated by clamping screws
-
- 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
- H01R43/01—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting unstripped conductors to contact members having insulation cutting edges
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
Abstract
The invention discloses a wire stripping-free electric connector, which comprises an insulating shell, a plurality of wire connecting pieces and a plurality of puncture pieces, wherein the insulating shell is provided with a plurality of wire connecting pieces; the wire connector is arranged in the insulating shell, and one end of the wire connector is provided with a cable mounting port to be connected; the puncture piece is arranged in the electric wire connecting piece and penetrates into the cable to be connected; the circuit is conducted through the cable to be connected, the puncture member and the electric wire connecting member in sequence. In the field wiring of various devices, when the invention is adopted for circuit connection, the wire stripping pliers are not required to carry out wire stripping, and the puncture part can be directly penetrated into the cable to be connected to realize conduction, so that the operation mode is simple, and the safety risk is reduced.
Description
Technical Field
The invention relates to a circuit wiring device, in particular to a wire stripping-free electric connector and a use method thereof.
Background
In the industry of electric power communication machinery, a large number of devices are required to transmit execution control information and the like, and therefore connectors are used to supply power to the devices. Because the position of the field device is uncertain, cables with different lengths are needed, thus the field wiring quality is required, the operation is required to be simple and convenient, and the reliability is high. However, in the existing field wiring mode: (1) IDC wiring technology generally puts higher demands on cable diameter, cable insulation skin type and wiring sectional area; (2) In the technology of overlapping a plurality of wires, a wire stripper is usually required to firstly pull out the outer surface of the cable end and then connect the wires, so that the operation mode is complicated and the potential risk is high; (3) Other axial connections do not guarantee a reliable connection over a long period of time for a comparatively large connection range.
Therefore, there is a need for an improvement over the prior art to address the deficiencies of the prior art.
Disclosure of Invention
The invention aims to provide a wire stripping-free electric connector and a use method thereof, which are used for solving the problems that in the field wiring of various devices, the operation mode is complicated and the potential risk is high in a mode of adopting a wire stripper to strip the outer surface of a cable end and then connecting the cable end.
In order to achieve the above purpose, the present invention provides the following technical solutions: the insulation shell comprises a plurality of wire connecting pieces and a plurality of piercing elements; the wire connector is arranged in the insulating shell, and one end of the wire connector is provided with a cable mounting port to be connected; the puncture piece is arranged in the electric wire connecting piece and penetrates into the cable to be connected; the circuit is conducted through the cable to be connected, the puncture member and the electric wire connecting member in sequence.
Further, the wire connector is a pin.
Further, the contact pin comprises a needle head and a needle tail which are connected into a whole; the needle tail is of a rectangular structure, and the mounting opening is a blind hole formed in the side face of the needle tail.
Further, the needle head is of a multi-flap type structure or a head cylindrical structure or a cylindrical structure with a conical head.
Further, the puncture member is a fastening screw; the fastening screw comprises a screw body with external threads and a conical tip body fixedly arranged at the bottom end of the screw body; screw body mounting holes and cone tip body through holes are respectively formed in the opposite side walls of the needle tail.
Further, the fastening screw also comprises a conical transition body connected between the screw body and the conical tip body; along the axial direction from the screw body to the conical tip body, the outer diameter of the truncated cone transition body is gradually reduced.
Further, a cross groove or a straight groove or an inner hexagonal hole is formed in the top end of the screw body.
Further, the insulating shell comprises a rectangular main body and a cylinder body connected to the same side of the rectangular main body, the needle heads of the contact pins are arranged in the cylinder body, and the needle tails of the contact pins are arranged in the rectangular main body.
Further, the cable guide device comprises a plurality of cable guide pieces, wherein each cable guide piece comprises a positioning main body and two flexible claws connected to the lower side of the positioning main body, and a clamping opening is formed between the two flexible claws.
The application method of the wire stripping-free electric connector comprises the following steps:
(1) Inserting one end of a cable to be connected into the coaxial clamping opening and the mounting opening;
(2) After the puncture piece passes through the insulating shell, the screw body is in threaded connection with the screw body mounting hole, and the conical tip body punctures into the cable to be connected;
(3) The tip of the pin communicates with an electrical connection port of the field device.
Compared with the prior art, the invention has the beneficial effects that:
(1) In the field wiring of various devices, when the invention is adopted for circuit connection, a wire stripping pliers wire pulling procedure is not needed, and the puncture piece can be directly penetrated into a cable to be connected to realize conduction, so that the operation mode is simple, and the safety risk is reduced;
(2) The invention has the characteristics of wide application range, simple operation, high connection reliability, small structure and the like;
(3) The cable to be connected is clamped in the clamping opening of the cable guide piece, so that the stability of axial connection of the cable to be connected can be improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of an explosive structure according to the present invention;
FIG. 3 is a schematic top view of a wire connector;
FIG. 4 is a schematic view of the bottom surface structure of the wire connector;
FIG. 5 is a schematic structural view of an insulating housing;
FIG. 6 is a schematic view of a cable guide;
FIG. 7 is a schematic view of the structure of the piercing member;
FIG. 8 is a schematic view of the structure of the penetration member penetrating the cable to be connected;
in the figure: 1-piercing element, 2-insulating housing, 3-wire connector, 4-cable guide, 5-syringe needle main part, 6-frustum shape connector, 7-cylinder, 8-screw body mounting hole, 9-mounting mouth, 10-needle tail, 11-cone point body via hole, 12-barrel, 13-cable guide mounting hole, 14-piercing element via hole, 15-wire connector mounting hole, 16-block mouth, 17-straight slot, 18-screw body, 19-cone point body, 20-cone transition body, 21-to be connected cable.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: referring to fig. 1-8, the present invention provides a technical solution: the wire stripping-free electric connector comprises an insulating shell 2, a wire connecting piece 3, a puncture piece 1 and a cable guide piece 4;
the electric wire connecting piece 3 is of a contact pin structure and sequentially comprises a needle head main body 5, a frustum-shaped connecting body 6, a cylinder 7 and a needle tail 10 of a rectangular structure from left to right, wherein the needle head main body 5, the frustum-shaped connecting body 6 and the cylinder 7 are coaxial;
the puncture member 1 sequentially comprises a screw body 18, a conical transition body 20 and a conical tip body 19 which are coaxially connected into a whole; the outer diameter of the conical transition body 20 gradually becomes smaller from the screw body 18 to the conical tip body 19;
the right end face of the needle tail 10 is provided with a mounting opening 9, the mounting opening 9 is a blind hole, and the outer diameter of the mounting opening 9 is larger than or equal to the outer diameter of the cable 21 to be connected; the upper surface and the lower surface of the needle tail 10 are coaxially provided with a screw body mounting hole 8 and a conical tip body through hole 11, and the screw body mounting hole 8 and the conical tip body through hole 11 penetrate through the mounting port 9; the screw body 18 is connected with the screw body mounting hole 8 through mutually matched threads;
the cable guide 4 consists of a positioning main body and two flexible claws connected to the lower side of the positioning main body, and a clamping opening 16 is formed between the flexible claws;
the insulating shell 2 comprises a cylinder 12 and a rectangular main body, wherein the cylinder 12 is sequentially connected to the front end surface of the rectangular main body; corresponding to the wire connector 3, the insulating housing 2 is provided with a through wire connector mounting hole 15, namely: the needle tail 10 of the electric wire connector 3 is arranged in the rectangular main body, and the needle head main body 5 of the electric wire connector 3 is arranged in the cylinder 12;
a row of penetrating member through holes 14 are sequentially formed in the middle of the top surface of the insulating shell 2; a row of cable guide piece mounting holes 13 parallel to the puncture piece through holes 14 are sequentially formed in the right part of the top surface of the insulating shell 2;
after the positioning main body of the cable guide 4 is clamped and fixedly installed in the cable guide installation hole 13, the clamping opening 16 and the installation opening 9 are coaxial; the cable 21 to be connected sequentially passes through the clamping opening 16 and the mounting opening 9 and is clamped in the clamping opening 16; after the puncture member 1 passes through the puncture member through hole 14, the screw body 18 is in threaded connection with the screw body mounting hole 8; during the threaded connection process, the conical tip body 19 penetrates into the cable 21 to be connected, and the conical transition body 20 presses the cable 21 to be connected to the inner wall surface;
the electric circuit is conducted through the cable 21 to be connected, the penetrating member 1 and the electric wire connecting member 3 in this order.
The cable guide 4 is made of plastic; the puncture member 1 is made of copper.
The needle body 5 can also be in a needle structure, and the end of the needle body 5 can also be in a frustum structure so as to improve the convenience of installation.
In order to facilitate the installation of the puncture member 1, the upper end of the screw body 18 on the puncture member 1 can be provided with a cross groove or a straight groove 17 or an inner hexagonal hole.
The use method of the wire stripping-free electric connector comprises the following steps:
(1) Inserting one end of the cable 21 to be connected into the coaxial clamping opening 16 and the mounting opening 9;
(2) After the puncture member 1 passes through the insulating housing 2, the screw body 18 is in threaded connection with the screw body mounting hole 8, and the conical tip body 19 penetrates into the cable 21 to be connected;
(3) The tip of the pin communicates with an electrical connection port of the field device.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a wire stripping-free electric connector, includes insulating housing (2), its characterized in that: the electric wire connecting device also comprises a plurality of electric wire connecting pieces (3) and a plurality of puncture pieces (1); the electric wire connecting piece (3) is arranged in the insulating shell (2), and one end of the electric wire connecting piece is provided with a mounting port (9) for a cable (21) to be connected; the puncture piece (1) is arranged in the electric wire connecting piece (3) and penetrates into the cable (21) to be connected; the circuit is conducted through the cable (21) to be connected, the puncture part (1) and the electric wire connecting part (3) in sequence.
2. The wire stripping-free electrical connector of claim 1 wherein: the wire connector (3) is a contact pin.
3. The wire stripping-free electrical connector of claim 2 wherein: the contact pin comprises a needle head and a needle tail (10) which are connected into a whole; the needle tail (10) is of a rectangular structure, and the mounting opening (9) is a blind hole formed in the side face of the needle tail (10).
4. The wire stripping-free electrical connector of claim 3 wherein: the needle head is of a multi-flap type structure or a cylindrical structure with a conical head or a cylindrical structure.
5. The wire stripping-free electrical connector of claim 3 wherein: the puncture member (1) is a fastening screw; the fastening screw comprises a screw body (18) with external threads and a conical tip body (19) fixedly arranged at the bottom end of the screw body (18); screw body mounting holes (8) and cone tip body through holes (11) are respectively formed in the opposite side walls of the needle tail (10).
6. The wire stripping-free electrical connector of claim 5 wherein: the fastening screw also comprises a truncated cone transitional body (20) connected between the screw body (18) and the conical tip body (19); along the axial direction from the screw body (18) to the conical tip body (19), the outer diameter of the truncated cone transition body (20) is gradually reduced.
7. The wire stripping-free electrical connector of claim 5 wherein: the top end of the screw body (18) is provided with a cross groove or a straight groove (17) or an inner hexagonal hole.
8. The wire stripping-free electrical connector of claim 3 wherein: the insulation shell (2) comprises a rectangular main body and a cylinder body (12) connected to the same side of the rectangular main body, the needle head of the contact pin is arranged in the cylinder body (12), and the needle tail (10) of the contact pin is arranged in the rectangular main body.
9. The wire stripping-free electrical connector of claim 5 wherein: the cable guide device further comprises a plurality of cable guide pieces (4), wherein each cable guide piece (4) consists of a positioning main body and two flexible clamping claws connected to the lower side of the positioning main body, and a clamping opening (16) is formed between the two flexible clamping claws.
10. The method of using a wire stripping-free electrical connector as recited in claim 9, comprising the steps of:
(1) Inserting one end of a cable (21) to be connected into the coaxial clamping opening (16) and the mounting opening (9);
(2) After the puncture piece (1) passes through the insulating shell (2), the screw body (18) is in threaded connection with the screw body mounting hole (8), and the conical tip body (19) penetrates into the cable (21) to be connected;
(3) The tip of the pin communicates with an electrical connection port of the field device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810774480.5A CN108718013B (en) | 2018-07-16 | 2018-07-16 | Wire stripping-free electric connector and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810774480.5A CN108718013B (en) | 2018-07-16 | 2018-07-16 | Wire stripping-free electric connector and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108718013A CN108718013A (en) | 2018-10-30 |
| CN108718013B true CN108718013B (en) | 2024-03-19 |
Family
ID=63913542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810774480.5A Active CN108718013B (en) | 2018-07-16 | 2018-07-16 | Wire stripping-free electric connector and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108718013B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114137267B (en) * | 2021-11-17 | 2024-05-07 | 杭州惠嘉信息科技有限公司 | Uninterrupted power supply nondestructive replacement method and device for electric energy meter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2681373Y (en) * | 2003-10-27 | 2005-02-23 | 陈静雄 | Puncture type electric wire connector |
| CN104901110A (en) * | 2015-05-08 | 2015-09-09 | 国网辽宁省电力有限公司盘锦供电公司 | Insulation piercing connector |
| DE102017208489A1 (en) * | 2016-05-23 | 2017-11-23 | Te Connectivity Corporation | Connectors |
| CN208508039U (en) * | 2018-07-16 | 2019-02-15 | 菲尼克斯亚太电气（南京）有限公司 | One kind exempting from wire stripping electric connector |
-
2018
- 2018-07-16 CN CN201810774480.5A patent/CN108718013B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2681373Y (en) * | 2003-10-27 | 2005-02-23 | 陈静雄 | Puncture type electric wire connector |
| CN104901110A (en) * | 2015-05-08 | 2015-09-09 | 国网辽宁省电力有限公司盘锦供电公司 | Insulation piercing connector |
| DE102017208489A1 (en) * | 2016-05-23 | 2017-11-23 | Te Connectivity Corporation | Connectors |
| CN208508039U (en) * | 2018-07-16 | 2019-02-15 | 菲尼克斯亚太电气（南京）有限公司 | One kind exempting from wire stripping electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108718013A (en) | 2018-10-30 |
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