CN110994218A - Connecting device for cable and wire - Google Patents

Connecting device for cable and wire Download PDF

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Publication number
CN110994218A
CN110994218A CN201911309767.1A CN201911309767A CN110994218A CN 110994218 A CN110994218 A CN 110994218A CN 201911309767 A CN201911309767 A CN 201911309767A CN 110994218 A CN110994218 A CN 110994218A
Authority
CN
China
Prior art keywords
cable
sleeve
wall
hole
fastening
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.)
Pending
Application number
CN201911309767.1A
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Chinese (zh)
Inventor
林正军
Original Assignee
林正军
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.)
Filing date
Publication date
Application filed by 林正军 filed Critical 林正军
Priority to CN201911309767.1A priority Critical patent/CN110994218A/en
Publication of CN110994218A publication Critical patent/CN110994218A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual 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
    • H01R11/03Individual 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 characterised by the relationship between the connecting locations
    • H01R11/09Individual 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 characterised by the relationship between the connecting locations the connecting locations being identical

Abstract

The invention discloses a connecting device for cables, which comprises a pair of fastening sleeves which are arranged in bilateral symmetry, wherein step through holes with large inner parts and small outer parts are formed in the fastening sleeves; a first outer wall thread is formed on the outer side of the fastening sleeve, the first outer wall thread is screwed on the pressing sleeve, a taper hole with a large outer part and a small inner part is formed at the outer end of the pressing sleeve, and the inner wall of the taper hole is pressed on the outer wall of the arc taper plate; the inner of adapter sleeve has the second outer wall screw thread of shaping, and the second outer wall screw thread of two adapter sleeves spiro union respectively is at the both ends of adapter sleeve, and the direction of turning of the second outer wall screw thread of left adapter sleeve sets up with the opposite direction of turning of the second outer wall screw thread of right side adapter sleeve. The invention can fasten the ends of two wires and cables, has sealing function, and can effectively prevent the wires and cables from being pulled and the joints from being corroded.

Description

Connecting device for cable and wire
The technical field is as follows:
the invention relates to the technical field of cable and wire connection, in particular to a connecting device for cables and wires.
Background art:
in the actual use process of the cable wires, the ends of the two cable wires are generally required to be connected, and the joint is subjected to insulation treatment, but if the two cables are attacked by pulling or other external forces, the joint of the two cable wires can bear a small pulling force, so that the two cable wires are often in poor contact or broken.
The invention content is as follows:
the invention aims to overcome the defects of the prior art and provides a connecting device for cable wires, which can fasten the ends of two wires and cables, has a sealing function and can effectively prevent the wires and cables from being pulled and the joints from being corroded.
The scheme for solving the technical problems is as follows:
a connecting device for cables comprises a pair of fastening sleeves which are arranged in bilateral symmetry, step through holes with large inner parts and small outer parts are formed in the fastening sleeves, a plurality of circular arc conical plates which are uniformly distributed on the circumference are formed on the outer end surfaces of the fastening sleeves, and sharp teeth are formed on the inner walls of the outer ends of the circular arc conical plates; a first outer wall thread is formed on the outer side of the fastening sleeve, the first outer wall thread is screwed on the pressing sleeve, a taper hole with a large outer part and a small inner part is formed at the outer end of the pressing sleeve, and the inner wall of the taper hole is pressed on the outer wall of the arc taper plate; the inner end of the fastening sleeve is formed with a second outer wall thread, and the two fastening sleeves
The second outer wall threads are respectively screwed at two ends of the connecting sleeve, the screwing direction of the second outer wall threads of the left fastening sleeve is opposite to that of the second outer wall threads of the right fastening sleeve, a first cable is sleeved in the step through hole of the left fastening sleeve, the first cable is sleeved in the step through hole of the right fastening sleeve, and the combination of the first cable and the second cable is arranged in a cavity formed by the big end hole of the step through hole of the left fastening sleeve and the big end hole of the step through hole of the right fastening sleeve; the sharp teeth of the arc conical plate fixed on the fastening sleeve on the left side are inserted into the first insulating outer layer of the first cable, and the sharp teeth of the arc conical plate fixed on the fastening sleeve on the right side are inserted into the second insulating outer layer of the second cable.
The outer side wall of the sharp tooth is formed with an inclined plane.
The outer contour of the connecting sleeve is in a hexagonal tube shape, and a hexagonal boss is formed at the inner end of the pressing sleeve.
The wire diameters of the first cable and the second cable are equal, and the inner diameter of the small-end hole of the step through hole is matched with the wire diameter of the first cable.
A sealing gasket is arranged in the connecting sleeve and clamped between the inner end surfaces of the two fastening sleeves; a sealing groove is formed in the inner end inner wall of the small end hole of the step through hole, a sealing ring is sleeved in the sealing groove, and the inner diameter of the sealing ring is in interference fit with the outer diameter of the first cable.
The invention has the following outstanding effects: compared with the prior art, the end fastening device can fasten the ends of two wires and cables, has a sealing effect, and can effectively prevent the wires and cables from being pulled and the joints from being corroded.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a three-dimensional schematic of the present invention.
The specific implementation mode is as follows:
in the embodiment, as shown in fig. 1 to 2, a connecting device for cables comprises a pair of fastening sleeves 1 which are arranged in bilateral symmetry, wherein step through holes 101 with large inside and small outside are formed inside the fastening sleeves 1, a plurality of circular conical plates 2 which are uniformly distributed on the circumference are formed on the outer end surfaces of the fastening sleeves 1, and sharp teeth 201 are formed on the inner walls of the outer ends of the circular conical plates 2; a first outer wall thread 102 is formed on the outer side of the fastening sleeve 1, the first outer wall thread 102 is screwed on the pressing sleeve 3, a taper hole 301 with a large outer part and a small inner part is formed at the outer end of the pressing sleeve 3, and the inner wall of the taper hole 301 is pressed on the outer wall of the arc taper plate 2; a second outer wall thread 103 is formed at the inner end of the fastening sleeve 1, the second outer wall threads 103 of the two fastening sleeves 1 are respectively screwed at two ends of the connecting sleeve 4, the screwing direction of the second outer wall thread 103 of the left fastening sleeve 1 is opposite to that of the second outer wall thread 103 of the right fastening sleeve 1, a first cable 51 is sleeved in a step through hole 101 of the left fastening sleeve 1, a first cable 52 is sleeved in a step through hole 101 of the right fastening sleeve 1, and the combination of the first cable 51 and the second cable 52 is arranged in a cavity 100 formed by a big end hole of the step through hole 101 of the left fastening sleeve 1 and a big end hole of the step through hole 101 of the right fastening sleeve 1; the pointed teeth 201 of the circular conical plate 2 fixed to the left-hand fastening sleeve 1 are inserted into the first insulating outer layer 511 of the first cable 51, and the pointed teeth 201 of the circular conical plate 2 fixed to the right-hand fastening sleeve 1 are inserted into the second insulating outer layer 521 of the second cable 52.
Furthermore, the outer side wall of the tine 201 is formed with a slope 202.
Furthermore, the outer contour of the connecting sleeve 4 is hexagonal tube shaped, and a hexagonal boss 302 is formed at the inner end of the pressing sleeve 3.
Furthermore, the wire diameters of the first cable 51 and the second cable 52 are equal, and the inner diameter of the small-end hole of the stepped through hole 101 is matched with the wire diameter of the first cable 51.
Furthermore, a sealing gasket 6 is arranged in the connecting sleeve 4, and the sealing gasket 6 is clamped between the inner end surfaces of the two fastening sleeves 1; a sealing groove is formed in the inner end inner wall of the small end hole of the step through hole 101, a sealing ring 7 is sleeved in the sealing groove, and the inner diameter of the sealing ring 7 is in interference fit with the outer diameter of the first cable 51.
The working principle is as follows: inserting the fastening sleeve 1 on the left side on the first cable 51, inserting the fastening sleeve 1 on the right side on the second cable 52, sequentially sleeving the sealing gasket 6 and the connecting sleeve 4 on the second cable 52 or the first cable 51, and then connecting and insulating the end parts of the first cable 51 and the second cable 52; then, respectively connecting the second outer wall threads 103 of the two fastening sleeves 1 at two ends of the connecting sleeve 4 in a threaded manner, and tightly clamping the sealing gasket 6 between the two fastening sleeves 1; then, the pressing sleeve 3 is rotated, the pressing sleeve 3 moves outwards to pass through the taper hole 301 to fold the arc taper plate 2 inwards, and the sharp teeth 201 of the arc taper plate 2 are embedded into the first insulating outer layer 511 of the first cable 51 or the second insulating outer layer 521 of the second cable 52, so that the first cable 51 and the second cable 52 are fixed, and even if the cable is pulled, the joint of the first cable 51 and the second cable 52 is not affected; the sealing gasket 6 and the two sealing rings 7 can effectively prevent external substances from entering the cavity 100 and prevent the corrosion of the joint.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims (5)

1. A connecting device for cables, comprising a pair of fastening sleeves (1) arranged in bilateral symmetry, characterized in that: step through holes (101) with large inside and small outside are formed in the fastening sleeve (1), a plurality of circular arc conical plates (2) which are uniformly distributed on the circumference are formed on the outer end face of the fastening sleeve (1), and sharp teeth (201) are formed on the inner wall of the outer end of each circular arc conical plate (2); a first outer wall thread (102) is formed on the outer side of the fastening sleeve (1), the first outer wall thread (102) is screwed on the pressing sleeve (3), a taper hole (301) with a large outer part and a small inner part is formed at the outer end of the pressing sleeve (3), and the inner wall of the taper hole (301) is pressed against the outer wall of the arc taper plate (2); a second outer wall thread (103) is formed at the inner end of the fastening sleeve (1), the second outer wall threads (103) of the two fastening sleeves (1) are respectively screwed at two ends of the connecting sleeve (4), the turning direction of the second outer wall thread (103) of the fastening sleeve (1) on the left side is opposite to the turning direction of the second outer wall thread (103) of the fastening sleeve (1) on the right side, a first cable (51) is sleeved in a step through hole (101) of the fastening sleeve (1) on the left side, a first cable (52) is sleeved in a step through hole (101) of the fastening sleeve (1) on the right side, and the joint of the first cable (51) and the second cable (52) is arranged in a cavity (100) formed by a big end hole of the step through hole (101) of the fastening sleeve (1) on the left side and a big end hole of the step through hole (101) of the fastening sleeve (1) on the right; the sharp teeth (201) of the arc conical plate (2) fixed on the fastening sleeve (1) on the left side are inserted into the first insulating outer layer (511) of the first cable (51), and the sharp teeth (201) of the arc conical plate (2) fixed on the fastening sleeve (1) on the right side are inserted into the second insulating outer layer (521) of the second cable (52).
2. A connecting device for electric cables and wires according to claim 1, characterised in that: the outer side wall of the sharp tooth (201) is formed with a bevel (202).
3. A connecting device for electric cables and wires according to claim 1, characterised in that: the outer contour of the connecting sleeve (4) is in a hexagonal tube shape, and a hexagonal boss (302) is formed at the inner end of the pressing sleeve (3).
4. A connecting device for electric cables and wires according to claim 1, characterised in that: the wire diameters of the first cable (51) and the second cable (52) are equal, and the inner diameter of the small-end hole of the stepped through hole (101) is matched with the wire diameter of the first cable (51).
5. A connecting device for electric cables and wires according to claim 4, characterised in that: a sealing gasket (6) is arranged in the connecting sleeve (4), and the sealing gasket (6) is clamped between the inner end surfaces of the two fastening sleeves (1); a sealing groove is formed in the inner end inner wall of the small end hole of the step through hole (101), a sealing ring (7) is sleeved in the sealing groove, and the inner diameter of the sealing ring (7) is in interference fit with the outer diameter of the first cable (51).
CN201911309767.1A 2019-12-18 2019-12-18 Connecting device for cable and wire Pending CN110994218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911309767.1A CN110994218A (en) 2019-12-18 2019-12-18 Connecting device for cable and wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911309767.1A CN110994218A (en) 2019-12-18 2019-12-18 Connecting device for cable and wire

Publications (1)

Publication Number Publication Date
CN110994218A true CN110994218A (en) 2020-04-10

Family

ID=70095316

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911309767.1A Pending CN110994218A (en) 2019-12-18 2019-12-18 Connecting device for cable and wire

Country Status (1)

Country Link
CN (1) CN110994218A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0147218A2 (en) * 1983-12-29 1985-07-03 Thomas & Betts Corporation Insulation piercing compression connector
CN202042625U (en) * 2011-04-22 2011-11-16 宜兴市宇龙电炉成套设备有限公司 Connecting sleeve of water-cooling contact tube
CN203895625U (en) * 2014-06-12 2014-10-22 深圳市西勒实业发展有限公司 Bare wire automatic butt-joint pipe
CN203911012U (en) * 2014-02-18 2014-10-29 大连行健数控机械技术有限公司 Wire connecting device
CN205488628U (en) * 2016-02-18 2016-08-17 田素云 Lead connecting device
CN206564451U (en) * 2017-02-20 2017-10-17 梁祚标 A kind of novel cable water joint
CN207149727U (en) * 2017-09-21 2018-03-27 国家电网公司 Spiral wire barrel
CN207910092U (en) * 2018-03-21 2018-09-25 安徽江淮汽车集团股份有限公司 Quick wire connector
CN209200181U (en) * 2018-11-21 2019-08-02 新沂市宏展电子科技有限公司 A kind of cable connector device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0147218A2 (en) * 1983-12-29 1985-07-03 Thomas & Betts Corporation Insulation piercing compression connector
CN202042625U (en) * 2011-04-22 2011-11-16 宜兴市宇龙电炉成套设备有限公司 Connecting sleeve of water-cooling contact tube
CN203911012U (en) * 2014-02-18 2014-10-29 大连行健数控机械技术有限公司 Wire connecting device
CN203895625U (en) * 2014-06-12 2014-10-22 深圳市西勒实业发展有限公司 Bare wire automatic butt-joint pipe
CN205488628U (en) * 2016-02-18 2016-08-17 田素云 Lead connecting device
CN206564451U (en) * 2017-02-20 2017-10-17 梁祚标 A kind of novel cable water joint
CN207149727U (en) * 2017-09-21 2018-03-27 国家电网公司 Spiral wire barrel
CN207910092U (en) * 2018-03-21 2018-09-25 安徽江淮汽车集团股份有限公司 Quick wire connector
CN209200181U (en) * 2018-11-21 2019-08-02 新沂市宏展电子科技有限公司 A kind of cable connector device

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Application publication date: 20200410