CN206293641U - A kind of cable lead connector - Google Patents

Abstract

The utility model discloses a kind of cable lead connector, including the first connection end and the second connection end that have one end open, first connection end and the underrun mode connects for screw of the second connection end, first connection end is helicitic texture with the inwall at the opening of the second connection end, on first connection end screw for running through is provided with the middle part of the bottom surface relative with opening, through hole is provided with second connection end in the middle part of the bottom surface relative with opening, the screw is mutually fixed through the through hole on the second connection end with the screw of the first connection end.The cable lead connector that the utility model is provided, cable and lead directly can be directly threadedly secured in the two ends of connector, carry out threading, and will not change line footpath, be highly convenient for wearing the less spool of caliber.

Description

A kind of cable lead connector

Technical field

The utility model is related to the cable connection area of electrical communications, more particularly to a kind of cable lead connector.

Background technology

In electric power or the realm of building construction, wiring for cable, to sunken cord be one of most basic work, especially Architecture indoor construction wiring, connected up by the way of spool threading, in threading process, threading apart from relatively short spool also It is to be easy to directly wear wherein cable, but spool is long or threading of with bent tube section is difficult to accomplish directly to wear Line, is required to that cable is located in installation pipe using negative line.

In present threading process, buckle-like is made, the crust of cable is then separated one section, caught on after core is beaten into hook Lead is buckled, then threading, is that the core beaten after hook is hooked on lead the drawbacks of this method, during wearing, such as Fruit runs into the place of bend pipe, and the hook of core is easy to depart from lead, is now accomplished by again wearing cable extraction, very Lose time, reduce construction speed, and by one section of cable sheath stripping, can be cut during usual wiring, virtually Increase more costs, the mode threading ticked using core, after core makes hook, equivalent to 2 times of line footpath when increasing threading More than, due to existing construction spool, in order to reduce the groove depth of construction, the line using caliber slightly larger than cable diameter Pipe, the line footpath for beating cable after hook is difficult to wear.

Furthermore, in work progress, often there is the situation that cable falls short of, short cable is directly abandoned, open one The new cable of volume, can cause bigger waste, if using traditional wired, be located in spool it is difficult to being connected to the later stage uses feelings Condition, breaking phenomena is occurred using after a period of time, and being connected using Wire crimping cap can also increase line footpath, wears difficulty, therefore need A kind of conveniently can be used in the less spool threading of caliber, and be connected with the connector for not increasing line footpath.

Utility model content

To solve the deficiencies in the prior art, the utility model provides a kind of cable lead connector.

The purpose of this utility model is achieved through the following technical solutions：

A kind of cable lead connector, including have first connection end and the second connection end, described first of one end open Inwall at the opening of connection end and the underrun mode connects for screw of the second connection end, first connection end and the second connection end Helicitic texture is, the screw for running through is provided with first connection end in the middle part of the bottom surface relative with opening, described second connects Connect and be provided with through hole in the middle part of the upper bottom surface relative with opening in end, the screw is connected through the through hole on the second connection end with first The screw at end is mutually fixed.

Further, first connection end is identical with the external diameter of the second connection end, and bottom surface is in the arc of outwardly convex Shape.

Further, the internal diameter section of the opening of first connection end is 2.5-10 square millimeters, second connection The internal diameter section of the opening at end is 4-12 square millimeters.

Further, the helicitic texture is internal thread made in Great Britain.

Further, the external screw thread on the screw accounts for 1/3rd of its total length, and its length is first connection Three times of the bottom thickness at end.

Further, the section of the through hole is the middle low arcuate structure in two ends high.

Further, it is equipped with insulating barrier on first connection end and the outer wall of the second connection end.

Further, the length of the insulating barrier is more than the first connection end or the second connection end.

Further, first connection end and the material of the second connection end are metal.

Further, the thickness of the insulating barrier is 1mm.

The beneficial effects of the utility model are：The cable lead connector that the utility model is provided, can directly by cable And lead is directly threadedly secured in the two ends of connector, carry out threading, and line footpath will not be changed, be highly convenient for wearing caliber compared with Small spool, meanwhile, two connection ends of connector can relatively radially rotate and change angle, be highly convenient for wearing bend pipe Place；Meanwhile, the connector used as electric wire connecting junction does not increase the waste that line footpath also avoids cable, cost-effective.

Brief description of the drawings

Fig. 1 is the sectional view of the cable lead connector that the utility model embodiment is provided；

Fig. 2 is the sectional view of the first connection end in the cable lead connector that the utility model embodiment is provided；

Fig. 3 is the sectional view of the second connection end in the cable lead connector that the utility model embodiment is provided.

In figure：1st, the first connection end；2nd, the second connection end；3rd, screw；4th, helicitic texture；5th, screw；6th, through hole；7th, insulate Layer.

Specific embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally described in accompanying drawing herein and The component of the utility model embodiment for showing can be arranged and designed with a variety of configurations.Therefore, below to attached The detailed description of the embodiment of the present utility model provided in figure is not intended to limit claimed scope of the present utility model, Selected embodiment of the present utility model is merely representative of, rather than whole embodiments.Based on the embodiment in the utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

As shown in figure 1, Fig. 1 shows the cable lead connector that the utility model embodiment is provided, including there is one end First connection end 1 and the second connection end 2 of opening, the first connection end 1 are connected with the underrun screw 3 of the second connection end 2, the Inwall at the opening of one connection end 1 and the second connection end 2 is helicitic texture 4.

As shown in Fig. 2 being provided with the screw 5 for running through in the middle part of bottom surface relative with opening on the first connection end 1.

As shown in figure 3, being provided with through hole 6 in the middle part of bottom surface relative with opening on the second connection end 2.

Fig. 1 is referred again to, screw 3 is mutually fixed through the through hole 6 on the second connection end 2 with the screw 5 of the first connection end 1, The length of the first connection end 1 and the second connection end 2 is preferably 5mm or 10mm.

Wherein, the internal diameter section of the opening of the first connection end 1 is preferably 2.5,4,6,8 and 10 square millimeters, the second connection The internal diameter section of the opening at end 2 is preferably 4,6,6,10 and 12 square millimeters, the external diameter of the first connection end 1 and the second connection end 2 Section is bigger than corresponding internal diameter section 3 square millimeters, and just the external diameter with the cable of band respective cross-section rindy is close.

Wherein, the external screw thread on screw 3 accounts for 1/3rd of its total length, and its length is that the bottom surface of the first connection end 1 is thick Three times of degree, make screw 3 after being fastened with screw 5, and remaining one section length can be such that the second connection end 2 has on screw 3 can With the leeway of activity, while package can be used relative to the axial-rotation of the first connection end 1, the packaging of cable, will cable Coiling is coiled, and in the use using unreel, because the cable that volume turns carries twisting resistance, spool needs to overturn always during wearing The coil of wire to avoid twisting resistance that cable knots during wearing, the first connection end 1 that freely can be rotated to axial and Two connection ends 2 can voluntarily rotate during wearing and release twisting resistance, be easy to smooth threading.

Used as further preferred embodiment, the first connection end 1 is identical with the external diameter of the second connection end 2, and bottom surface is equal In the arc of outwardly convex, the section of through hole 6 is the middle low arcuate structure in two ends high, the earth construction and arc of outwardly convex The through hole 6 of structure, make the second connection end 2 can form angle between the first connection end 1, suitable at the spool that bends of being more convenient for Smooth threading.

Preferably, helicitic texture 4 is internal thread made in Great Britain.

Wherein, steel or red copper material are selected in the first connection end 1 and the second connection end 2, are because its is hard from steel matter Degree is big, and helicitic texture semi-finals degree is high, it is easier to directly cable and lead are spirally connected stably；It is because it is led from red copper material Electrostrictive coefficient is bigger, is used usually as electric wire connecting junction.

As implementation method still more preferably, thickness is equipped with the outer wall of the first connection end 1 and the second connection end 2 It is the insulating barrier 7 of 1mm, line short circuit is prevented from when being used as electric wire connecting junction.

Wherein, the length of insulating barrier 7 is more than the first connection end 1 or the length of the second connection end 2, after connection, Neng Goujin The shield of one step is in the outside of cable sheath, it is ensured that safety, generally during use, can realize being arranged tempreature bulb at two ends, By tempreature bulb heat shrink after connection, the short circuit in more effective rice and flour cable and the external world.

Even can also be used as electric wire connecting junction in wiring usually, circuit more attractive in appearance referring now to Wire crimping cap Clearly.

The utility model in use, different models is selected according to different line footpaths, and solid using PVC materials is drawn Line, by one end of cable lead connector directly by being rotated on cable, makes helicitic texture tap out on core tight Link together, the corresponding other end is connected with lead, and directly carry out spool threading, such as：It it is 4 square millimeters from section Copper conductor, it is 6 square millimeters that it crushes the global sections after crust, and the internal diameter of connector is 4 square millimeters, and external diameter is 7 squares Millimeter, the total length of connector is 10 millimeters, and connection core length is about 3 millimeters, and through tensile test, maximum can bear 20 kilograms Tractive force；And cable cross-sections are 8 square millimeters, its length is connected for 20 millimeters, connection core length is about 5 millimeters, and it is most 30 kilograms of tractive force can be born greatly.

Finally it should be noted that：Above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than It is limited；Although being described in detail to the utility model with reference to the foregoing embodiments, one of ordinary skill in the art It should be understood that：It can still modify to the technical scheme described in previous embodiment, or to which part or whole Technical characteristic carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from the utility model The scope of each embodiment technical scheme.

Claims (10)

1. a kind of cable lead connector, it is characterised in that：Including the first connection end and the second connection end that have one end open, The opening of first connection end and the underrun mode connects for screw of the second connection end, first connection end and the second connection end The inwall at place is helicitic texture, is provided with the screw for running through, institute on first connection end in the middle part of the bottom surface relative with opening State and through hole be provided with the middle part of bottom surface relative with opening on the second connection end, the screw through the through hole on the second connection end with The screw of the first connection end is mutually fixed.

2. cable lead connector as claimed in claim 1, it is characterised in that：First connection end and the second connection end External diameter is identical, and bottom surface is in the arc of outwardly convex.

3. cable lead connector as claimed in claim 2, it is characterised in that：The internal diameter of the opening of first connection end cuts Face is 2.5-10 square millimeters, and the internal diameter section of the opening of second connection end is 4-12 square millimeters.

4. cable lead connector as claimed in claim 2, it is characterised in that：The helicitic texture is internal thread made in Great Britain.

5. cable lead connector as claimed in claim 1, it is characterised in that：External screw thread on the screw accounts for its total length 1/3rd, its length is three times of the bottom thickness of first connection end.

6. cable lead connector as claimed in claim 1, it is characterised in that：The section of the through hole is that middle two ends high are low Arcuate structure.

7. cable lead connector as claimed in claim 1 or 2, it is characterised in that：First connection end is connected with second Insulating barrier is equipped with the outer wall at end.

8. cable lead connector as claimed in claim 7, it is characterised in that：The length of the insulating barrier is more than the first connection End or the second connection end.

9. cable lead connector as claimed in claim 1 or 2, it is characterised in that：First connection end is connected with second The material at end is metal.

10. cable lead connector as claimed in claim 7, it is characterised in that：The thickness of the insulating barrier is 1mm.