CN1471196A

CN1471196A - automatic wire connector

Info

Publication number: CN1471196A
Application number: CNA021256209A
Authority: CN
Inventors: 余文伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-07-25
Filing date: 2002-07-25
Publication date: 2004-01-28

Abstract

The invention relates to an improved automatic wire connector for a lead, which comprises a bidirectional conical shell, a unidirectional conical wire clamp and a bidirectional spring, wherein the unidirectional conical wire clamp at least consists of two separable symmetrical clamping petals; the inner cavity of the bidirectional conical shell is bidirectional conical, and two ends of the bidirectional conical shell are small-diameter ends; the one-way conical wire clamp is arranged in the inner cavity of the two-way conical shell, and the outer end of the one-way conical wire clamp is a small end; the number of the one-way conical wire clamps is four, two one-way conical wire clamps are symmetrically arranged in front of and behind two conical inner cavities of the two-way conical shell, the taper of the two one-way conical wire clamps on each side is the same as that of the inner cavities of the conical shell, and the outer diameter of the small end of the small conical wire clamp on the outer side is larger than the inner diameter of two ports of the two-way conical shell; a bidirectional spring is arranged between the two large one-way conical wire clamps at the inner side, and an isolation spring is arranged between the two large one-way wire clamps and the small one-way wire clamps at each side; the inner diameter of the large one-way conical wire clamp is tightly matched with the outer diameter of an inner core steel wire of the lead, and the inner diameter of the small one-way conical wire clamp is tightly matched with the outer diameter of the lead.

Description

Conductor automatic wire connector

Technical field that the present invention belongs to

The invention belongs to the jockey of lead.

The prior art background

The present invention is to the improvement project of applicant in No. 01200669 utility model patent of proposition on January 2 calendar year 2001.Also there are many shortcomings in the prior art, the lead that the electric wire connecting junction of first prior art only is suitable for centreless connects: some leads particularly structure of cable are that the central authorities of cable have a wire cored wire, hold some leads outside it, the prior art scheme can not be implemented to clamp to steel core wire and outer hinge line respectively, the hinge line can be broken outside when the connection pulling force is big, and wire-core can not play the effect that strengthens pulling force.Another shortcoming is that the folder lobe of symmetry still can misplace when mobile.Another shortcoming is, when the wire clamp external diameter can not be with the complete tight fit of internal diameter of outer cover, can come in contact resistance or gap discharge, influences the safe handling of electric wire connecting junction.In addition, bundle conductor can scatter at the termination incision position, causes difficulty for the insertion switch port.

The content of invention

Content of the present invention is the improvement technical scheme that proposes a kind of conductor automatic wire connector, solves the problem that prior art exists.

Improvement conductor automatic wire connector of the present invention, comprise two-way tapered shell, at least by the separable symmetry folder lobe of two lobes form unidirectional tapered wire clamp and the bidirectional spring in the two-way tapered shell; The inner chamber of two-way tapered shell is two-way tapered, and its two ends are smaller diameter end; Unidirectional tapered wire clamp places the inner chamber of two-way tapered shell, and its outer end is a small end; Improvement of the present invention is that unidirectional tapered wire clamp has four, the front and back arrangement respectively has two unidirectional tapered wire clamps symmetrically in two tapered inner chambers of two-way tapered shell, the tapering of two unidirectional tapered wire clamps of each side is identical with the inner chamber tapering of tapered shell, and the external diameter of the conelet molded lines in outside folder small end is greater than the internal diameter of two-way tapered shell two-port; Between two big unidirectional tapered wire clamps of inboard, bidirectional spring is set, between two large and small unidirectional wire clamps of each side spacer spring is set; The folder internal diameter of big unidirectional tapered wire clamp and the interior core wire external diameter tight fit of lead, the external diameter tight fit of the internal diameter of little unidirectional tapered wire clamp and lead.

Improvement of the present invention also is included on the external diameter of larger diameter end of unidirectional wire clamp the location circular groove is set, and the elasticity centring ring is set in groove; The dentation chamfering is set on the aperture surface of unidirectional wire clamp; Lead packet header is set in the two-port that tapered shell reaches, and lead packet header has two kinds, and the first is arranged on the outside line packet header in the outer cover port, and it two is lead inner core packet header as accessory, and offering on the top in outside line packet header can be by the port in inner core packet header; Axial expansion joint is set on unidirectional wire clamp; On the inwall of tapered shell or/and cover pure aluminium film or conductive adhesive film on the outer wall of tapered wire clamp.

Outstanding substantive distinguishing features and the obvious improvement that the present invention is compared with prior art had is: each two groups of tapered wire clamp of every side can be implemented to clamp to the heart yearn and the peripheral wire harness of lead respectively.Location circular groove that is provided with on the wire clamp and elasticity centring ring can make wire clamp can not misplace when mobile.Contacted in the clamping process behind the lead at the folder lobe, the dentation chamfering that is provided with on the wire clamp aperture surface can contract be gone into lead, makes the lead can slippage, and the folder lobe can not misplaced, and has also increased the contact-making surface of folder lobe and lead.Lead packet header places in the packet header bundle conductor, be easy to enter electric wire connecting junction, the packet header of inner core is peripheral hardware, in use is to be enclosed within on the termination of heart yearn, the packet header of outer hinge line is arranged in the switch port, its bead is bell mouth shape and is stuck in edge in the switch port, and the port that its top is offered can make inner core packet header pass through.The expansion joint that is provided with on the online double wall can be corrected the taper error between wire clamp outer wall and the housing internal diameter; And pure aluminium film that covers on inner walls and wire clamp outer wall or conductive adhesive film can make wire clamp and housing closely cooperate, and avoid producing contact resistance and gap discharge.

Substantive distinguishing features of the present invention has overcome the shortcoming that prior art exists, and makes the present invention have more practicality.

Working of an invention

Embodiments of the invention are as shown in drawings:

Fig. 1 is an assembling schematic diagram of the present invention;

Fig. 2 is the profile of housing;

Fig. 3 is the wire clamp profile;

Fig. 4 is a lead packet header schematic diagram, and wherein Fig. 4-the 1st cuts with scissors line packet header master's pseudosection outward, Fig. 4-the 2nd, outer hinge line top plan view, Fig. 4-the 3rd, inner core packet header master's pseudosection, Fig. 4-the 4th, the top plan view in inner core packet header.

Label among the figure is represented:

1, steel core aluminium alloy hinge line, 2, conelet molded lines folder, 3, spacer spring, 4, auger molded lines folder, 5, the location circular groove, 6, bidirectional spring, 7, spring pedestal, 8, cut with scissors line packet header outward, 9, housing, 10, conductive adhesive film, 11, the elasticity location rubber ring, 12, the expansion joint, 13, dentation chamfering, 14, inner core packet header, 15, steel core wire, 16, wire sleeve.

In conjunction with the embodiments the present invention is specified:

Showed structure of the present invention in the assembling schematic diagram. In bicone shell 9, arranging symmetrically two groups big Tapered wire clamp 4 and conelet shaped cable clamp 2 have spacer spring 3 between the large and small wire clamp of every side, at two augers Bidirectional spring 6 is arranged between the shaped cable clamp 4, and spring pedestal 7 places in the middle of the bidirectional spring 6 and the housing tight fit. Whenever On the folder lobe of individual wire clamp expansion joint 12 can be set, at the inwall of wire clamp dentation chamfering 13 be arranged. In the housing Be covered with conductive adhesive film 10 on the wall. There is outer hinge line packet header 8 at housing inner port place, inner core packet header 14 peripheral hardwares, Be enclosed within steel core wire 15 ends during use. The larger diameter end of each wire clamp is provided with location circular groove 5, places therein Flexible location rubber ring 11.

Using method of the present invention is: the outer hinge line with steel core lead 1 divests a part earlier, and steel core wire 15 is exposed; Again steel core wire packet header 14 is enclosed within the termination of steel core wire 15; The termination of steel core wire 5 is put in housing 9, it can push up and pass the port jacking conelet molded lines folder 2 that outer hinge top, line packet header is offered, make it decorporate, expand simultaneously the lobe mouth to housing central authorities, heart yearn passes jacking auger molded lines folder 4 from the lobe mouth, make it decorporate, expand simultaneously the lobe mouth equally to housing central authorities, steel core wire port one 4 directly pushes up on the base 7 of bidirectional spring 6 and halts, and bidirectional spring 6 makes auger molded lines folder lobe 4 clamp steel core wires 15 to housing 9 outside moving; Outer simultaneously hinge line 1 is cut with scissors line packet header 8 jackets outward when entering housing 9 by wire sleeve 16, packet header 8 jacking conelet molded lines folder 2 has also made expansion, cuts with scissors line 1 outward and enters and pass conelet molded lines folder 2; When bidirectional spring 6 outwards moved auger molded lines folder 4 and clamps steel core wire 15, spacer spring 3 also made the conelet molded lines folder 2 that has passed outer hinge line 1 outwards move and clamps outer hinge line 1.When the wire clamp clamping wire, dentation chamfering 13 contracts on the wire clamp inwall are gone into conductive line surfaces, and when lead outwards spurred, under reaction force, clamping wire made the complete contract of dentation chamfering go into lead to wire clamp at housing.The external diameter that wire clamp can be shunk in the expansion joint 12 that is provided with on the wire clamp lobe closely cooperates itself and housing internal diameter, and the conductive adhesive film that covers on the housing internal diameter simultaneously also makes wire clamp and shell closely cooperate.Housing itself is that aluminium alloy is manufactured, and has good electrical conductivity, and the lead of both sides is communicated with.In order to insulate, can outside electric wire connecting junction, coat insulating material.

Electric wire connecting junction of the present invention can be made into the specific product of all size, is widely applied to the connection of high-tension cable and the electric wire of civil power and is connected.

Claims

1, a kind of conductor automatic wire connector, comprise two-way tapered shell, at least by the separable symmetry folder lobe of two lobes form unidirectional tapered wire clamp and the bidirectional spring in the two-way tapered shell; The inner chamber of two-way tapered shell is two-way tapered, and its two ends are smaller diameter end; Unidirectional tapered wire clamp places the inner chamber of two-way tapered shell, and its outer end is a small end; It is characterized in that unidirectional tapered wire clamp has four, the front and back arrangement respectively has two unidirectional tapered wire clamps symmetrically in two tapered inner chambers of two-way tapered shell, the tapering of two unidirectional tapered wire clamps of each side is identical with the inner chamber tapering of tapered shell, and the external diameter of the conelet molded lines in outside folder small end is greater than the internal diameter of two-way tapered shell two-port; Between two big unidirectional tapered wire clamps of inboard, bidirectional spring is set, between two large and small unidirectional wire clamps of each side spacer spring is set; The folder internal diameter of big unidirectional tapered wire clamp and the interior core wire external diameter tight fit of lead, the external diameter tight fit of the internal diameter of little unidirectional tapered wire clamp and lead.

2, electric wire connecting junction as claimed in claim 1 is characterized in that on the external diameter of larger diameter end of unidirectional wire clamp the location circular groove being set, and the elasticity centring ring is set in groove.

3, electric wire connecting junction as claimed in claim 1 is characterized in that being provided with on the unidirectional wire clamp axial expansion joint.

4, electric wire connecting junction as claimed in claim 1 is characterized in that being provided with lead packet header in the two-port of tapered shell.

5, electric wire connecting junction as claimed in claim 4, it is characterized in that lead packet header has two kinds, the first is arranged on the outside line packet header in the outer cover port, and it two is lead inner core packet header as accessory, and offering on the top in outside line packet header can be by the port in inner core packet header.

6, electric wire connecting junction as claimed in claim 1 is characterized in that on the aperture surface of unidirectional wire clamp the dentation chamfering being set.

7, electric wire connecting junction as claimed in claim 1, it is characterized in that on the inwall of tapered shell or/and cover pure aluminium film or conductive adhesive film on the outer wall of tapered wire clamp.