CN2175469Y - Means for electrically-conductive quick connection for communication lines with cutting and fixing function - Google Patents

Abstract

The utility model relates to a communication line quick connecting device with the functions of skin cut and fastening. The utility model is formed by encasing a turncap 1 and a core sleeve 2 in the turncap 1. A lengthways narrow slot 9' form which the core sleeve extends out is provided with table shoulder-shaped slot port 11 of different widths, and the inlet of the table shoulder-shaped slot port 11 is provided with an oblique guiding knife-edge 12. Centre yarn is inserted in the transverse narrow slot of the core sleeve by rotating the turncap, and the process of cutting skin, inserting firm, and simultaneous cutting excess thrum can be conducted after the input centre yarn extends in the through hole of the turncap and the core sleeve from a hole 3. Output flex with different thickness can conveniently get into the slot port 11, and the process of cutting skin and firm inserting can be conducted. If the core sleeve adopts subaspect and additional wire pressure plate, manufacture and use is more simple; if aggregate assembly is adopted, the utility model can be used as the terminal plate of a communication line adapter junction box.

Description

Means for electrically-conductive quick connection for communication lines with cutting and fixing function

The utility model belongs to the electric wiring connector, is a kind of Quick Connect Kit that is specially adapted to the telephone communication transmission line.

A kind of circuit jockey with Qie Pi and function of self-tightening was sold by Minnesota Mining and Manufacturing Company (Minnesota Mining and Manufacturing Co) in 1984, its core texture is seen turncap shown in Figure 1 and the core retainer plate that is fixed on the base shown in Figure 2, during use turncap 1 sleeve is advanced on the metal core retainer plate 2, and mating holes position, extract one in the bunchy telecommunication cable that transmits from telephone office and have heart yearn the end of a thread of plastic cement foreskin, successively inject the preceding hole 3 of turncap, the preceding hole 4 of core retainer plate and metapore 5, the metapore 6 of turncap, insert with bottle opener then and revolve hole 7 rotation turncaps 1, making turncap 1 produce relative cover with core retainer plate 2 changes, utilize 3 edges, the preceding hole of turncap to promote heart yearn, make heart yearn stick into horizontal narrow slit 8 from preceding hole 4 slide wedges of core retainer plate, because narrow slit 8 width are slightly less than the diameter of wire in the heart yearn, narrow slit 8 cuts plastic cement foreskin and insertion wire top layer by extruding, forms conducting and fixedlys connected; In the turncap rotation, cut off the unnecessary the end of a thread that stretches out by the tight slippage of turncap metapore 6 and core retainer plate metapore 5.In order further to connect output lead, vertical narrow slit 9 inlets of core retainer plate 2 other ends that the output rubber-insulated wire the end of a thread with plastic cement foreskin can be reclined utilize specific purpose tool that rubber-insulated wire the end of a thread is compressed into narrow slit 9, cut foreskin and interlocking output lead.This sleeve structure can connect the input and output wiring easily and form electrical circuit if become two the use to form a unit; And realize multiple unit set assembling easily, make wiring clear, maintenance is convenient.The problem that exists is that 9 of narrow slits that connect the output rubber-insulated wire have certain certain value width, because the heart yearn of the telephone communication relay transmission that connects is thin (being generally φ 0.4～φ 0.7) generally, and the rubber-insulated wire that connects telephone user generally thick (being generally φ 1.2 iron core line), in order to connect the output lead of different thicknesses and material, need select the narrow slit 9 of different in width and sufficient mechanical strength for use, use the inconvenience that seems.

Main design objective of the present utility model is the deficiency that exists at above-mentioned 3M company circuit jockey, makes the narrow slit that connects output lead, and the some different thicknesses specifications of simultaneous adaptation plastic wire cuts skin and connection easily.

Primary structure of the present utility model is by having preceding hole 3, metapore 6, revolving the turncap 1 in hole 7, have the horizontal narrow slit 8 of preceding hole 4, metapore 5 and 4 connections of preceding hole and the core retainer plate 2 that the other end is provided with vertical narrow slit, core retainer plate 2 connects firmly on base 10, turncap 1 sleeve connects 3,4,5,6 front and back, hole when core retainer plate 2 location, and this cover is dressed up two the composition and is used the unit, characteristics are that vertical narrow slit is that the shoulder shape sealing with descending arrangement successively of some different in width constitutes, and are provided with the oblique guiding edge of a knife on the inlet both sides of sealing.

Its technical pattern also comprises: be provided with movable line ball piece on vertical narrow slit end of base 10, the gathering sill that holds vertical narrow slit is arranged on the line ball piece, the corresponding cross through hole of length that also has some, pitch-rows vertically arranged and the shoulder shape sealing of different in width with gathering sill, and having the cover connection to drive the line ball piece bolt of slippage up and down, the screw of the end of thread of bolt and base 10 links.

Described is the F.F. double thread in order to overlap the screw thread that joins the bolt that drives the slippage of line ball piece.

Easy to make for making, core retainer plate 2 is made up of resilient sleeve with longitudinal elasticity slit and the card split with shoulder shape sealing, resilient sleeve imbeds by elasticity in the hole of base 10, and by the boss inlay card location in the breach of resilient sleeve and the base aperture, other establishes the crowded card of pressing plate embedding, and pressing plate and base connect firmly.

If a plurality of uses unit is become two rows or stepped set assembling, convenient for input lead is interted, can establish oblique guide groove in 3 outer ends, turncap 1 preceding hole, and the axis of the through hole 3,4,5,6 of turncap and core retainer plate (or resilient sleeve) is downdip direction; When avoiding output lead to intert, too pass through and put in another line ball piece cross through hole from the cross through hole of a certain line ball piece to row in, and may cause error, should on pressing plate (or base), add the shelves line plate of projection.

After adopting above structure: improved 3M company product, made cut skin and the connection of the output plastic coated wire of different thicknesses become convenient.After setting up movable line ball piece, make execute-in-place more become convenient, correct.After adopting split type resilient sleeve and card to replace core retainer plate, make, punching press is more apparent simple, be convenient to produce by batch.After the line ball piece bolt that adopts has double thread, turn is speeded up, improved operating efficiency.After adopting the multiple unit collection dress mode of two rows or stepped arrangement, be convenient to connect into the bunch cable, wiring is clear, fits up, detects more convenient.

Fig. 3 is the utility model embodiment structural representation.

Fig. 4 is the structural representation of band line ball piece.

Fig. 5 is that core retainer plate adopts split mode structural representation.

Fig. 6 is the A-A cross-sectional schematic of Fig. 5.

Fig. 7 is that multiple unit is assembled into two row's form structure front view signals.

Fig. 8 is the vertical view of Fig. 7.

Fig. 9 is that the B of Fig. 7 is to view.

Figure 10 is the schematic diagram that turncap has oblique plug wire guide barrel construction.

Figure 11 is that the multiple unit set is assembled into the step structure schematic diagram.

Be from the innovation part of the visible the utility model of Fig. 3 3M company product: with vertical narrow slit 9 ' of core retainer plate 2 other ends be designed to have different in width, the shoulder shape sealing 11 of descending arrangement successively, and be provided with the oblique guiding edge of a knife 12 on sealing inlet both sides.Thereby the output lead of different-diameter all can be cut skin, embedding connection lead by the sealing extruding by manually being pressed into the sealing that adapts.Say that generally the plastic cement foreskin of heavy gauge wire is thicker and lead material is harder, can rely on the edge of a knife 12 guiding and cut foreskin or lead top layer; Obviously if desired, also can establish the oblique guiding edge of a knife again at the transition hypotenuse place of different in width sealing inlet.

Among Fig. 4, establish movable line ball piece 13 in addition at shoulder shape sealing 11 ends, the gathering sill 14 that holds vertical narrow slit 9 ' is arranged on the line ball piece, have and gathering sill 14 vertically arranged and pitch-row and the corresponding some cross through hole 15 of different in width shoulder shape sealing length, and there are bolt 16 covers to inject 13 li of line ball pieces, pressured line piece lower position, be contained on the bolt 16 the axle keeping out with ring washer or split pin, make bolt and line ball piece 13 form the slip caps connection, the screw thread of bolt 16 can with screw 17(or the chimeric nut on the base 10) link.When the connecting line screw plug in corresponding through hole 15, when precession bolt 16, line ball piece 13 presses the end of a thread and enters shoulder shape sealing 11, in the process that screws, successively through the sealing of excessive width, by the sealing of respective width foreskin is cut at last and insertion wire connects firmly.Thereby the multiple connection function and the free distribution function of outlet line have been increased.

Fig. 5, Fig. 6 have represented that core retainer plate 2 is made up of resilient sleeve 19 that has longitudinal elasticity slit 18 and card 20 splits with shoulder shape sealing 11, cover 19 tightly is embedded in the hole of base 10 by elasticity and breach location on the boss 21 inlay cards cover 19 is arranged on base 10 holes, card 20 squeezes into when overlapping 19 li, elasticity back-off 22 inlay cards location by cover 19, and squeeze card 20 with the relevant slotted eye embedding on the pressing plate 23 in addition, pressing plate 23 usefulness screws (or glueing joint or the elasticity back-off) connect firmly with base 10, make resilient sleeve 19 and card 20 form firm connection.This moment, bolt 16 can link with the screw on the pressing plate 23 if add when using line ball piece 13.

Fig. 7-Figure 10 is the embodiment of two row's forms that above-mentioned use unit is assembled into.In order to prevent that the output lead head from excessively stretching through and enter the cross through hole of another relative line ball piece from a certain cross through hole 15, at pressing plate 23(or base 10) on should be provided with the shelves line plate 24 of projection.The visible turncap 1 of Fig. 9 is tight arrangement, can cause and laterally install input lead head difficulty, can add oblique guide groove 25 in 3 outer ends, the preceding hole of turncap as shown in figure 10 for this reason, and turncap 1 front and rear gaps 3,6 and core retainer plate 2(or resilient sleeve 19) front and rear gaps 4,5 axis that forms through holes suitably be downdip direction (5 °-15 ° of examples), make oblique interspersed the end of a thread pass through through hole naturally.

Adopt the collection assembling structure, be convenient to as telecommunication cable relaying junction box terminal board.For further intensive assembling, Figure 11 has represented to arrange in a row the stepped collection dress form that develops on the dress mode above-mentioned two.

Present China telephone set incoming line, the iron core phone lenticular wire of common employing standard, the wiring worker tells two strands of square the end of a thread after cutting the lenticular wire centre joint, imbed 11 li of two vertical shoulder shape sealings that use the unit respectively, may produce for 15 li and trackslip when the square the end of a thread of direct usefulness puts in cross through hole, cross through hole 15 can be made into square through hole.

Claims (6)

1, communication line Quick Connect Kit with Qie Pi and fastening function is mainly by having preceding hole 3, metapore 6, revolve the turncap 1 in hole 7, have preceding hole 4, metapore 5, horizontal narrow slit 8 with 4 connections of preceding hole, and the other end is provided with the core retainer plate 2 of vertical narrow slit 9, core retainer plate 2 connects firmly on base 10, when turncap 1 cover is inserted in core retainer plate 2 location, hole 3,4,5,6 front and back connect, and dress up two the composition by this cover and use the unit to constitute, it is characterized in that vertical narrow slit 9 of core retainer plate 2 ' be to have some different in width, the shoulder shape sealing 11 of descending arrangement constitutes successively, and is provided with the oblique guiding edge of a knife 12 on the both sides of sealing inlet.

2, communication line Quick Connect Kit according to claim 1, it is characterized in that core retainer plate 2 is by the resilient sleeve 19 of the horizontal narrow slit 8 that has longitudinal elasticity slit 18, front and rear gaps 4,5 and be communicated with preceding hole 4 with have the shoulder shape sealing 11 of vertical narrow slit 9 ' and card 20 splits of the oblique guiding edge of a knife 12 are formed, resilient sleeve 19 is imbedded in base 10 holes, is also located by resilient sleeve 19 breach and base 10 hole inner convex platforms 21 inlay cards, card 20 squeezes in the resilient sleeve 19 by elasticity back-off 22 inlay cards location, other establishes pressing plate 23 embeddings and squeezes card 20, and pressing plate 23 connects firmly with base 10.

3, communication line Quick Connect Kit according to claim 1 and 2, it is characterized in that on vertical shoulder shape sealing 11 ends of base 10, being provided with movable line ball piece 13, the gathering sill 14 that holds vertical narrow slit 9 ' is arranged on the line ball piece 13, some and gathering sill 14 vertically arranged and pitch-rows and the corresponding cross through hole 15 of different in width shoulder shape sealing 11 length are arranged, and the bolt 16 that can overlap the slippage about in the of 13 of connection drive line ball piece is arranged, the screw on the end of thread of bolt 16 and base 10 or the pressing plate 23 links.

4, communication line Quick Connect Kit according to claim 3 is characterized in that the bolt 16 that overlaps 13 slippages of connection drive line ball piece has double thread.

5, communication line Quick Connect Kit according to claim 4, it is characterized in that multiple unit two rows or stepped set assembling, establish oblique guide groove 25 in 3 outer ends, turncap 1 preceding hole, the axis of the through hole 3,4,5,6 of turncap 1 and core retainer plate 2 or resilient sleeve 19 is downdip direction, and establishes the shelves line plate 24 of projection on pressing plate 23 or base 10.

6,, it is characterized in that cross through hole 15 can make square through hole according to claim 4 or 5 described communication line Quick Connect Kits.

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