CN209692116U - A kind of electric power first-aid jointer - Google Patents

Abstract

The utility model discloses a kind of electric power first-aid jointer, it mainly includes the collet for clamping the end of a thread portion, the collet is equipped with a pair opposite to each other, it can mutually draw close/be mounted far from by screw body between two collets, the collet includes main body, there is a perforation passed through for cable, which is in that centre is arched upward and the setting of the arch bridge first class diameter of both ends horizontal upward, and the end of a thread portion perforated of cable waiting is located at main intracorporal clamp system clamping after stretching out main body in the main body.It is simple to operate when the jointer wiring, single wiring is high-efficient.

Description

A kind of electric power first-aid jointer

Technical field

The utility model belongs to wiring unit when cable connection technical field more particularly to a kind of cable connection.

Background technique

In the power system, it usually needs two sections of cables are connected to together, access is formed, and at present in cable maintenance, Especially electric power first-aid when, in wiring, for example, winding insulating tape, even between trolley wire using electrical device connect When, to hold the both ends of both ends cable, i.e. the end of a thread portion of cable, two the end of a thread portions are mutually drawn close, be ready for winding or its The connection of its mode comes while being caught without dedicated gripping tool the end of a thread portion on both sides, causes to be inconvenient when wiring, even if It is to have multiple staff operation on the scene, is also fitted to each other, operation difficulty is still very big, especially catches cable for a long time The end of a thread portion is easy to cause arm aching and limp, then inefficient, and for exposed electric wire, even powers off, also the same meeting There is security risk.

Utility model content

Utility model aims to solve above-mentioned technical problems, provide a kind of electric power first-aid jointer, the electricity Power repairing is inconvenient when efficiently solving wiring with jointer, single wiring when inefficiency the technical issues of.

The technical solution of the utility model is as follows:

The utility model discloses a kind of electric power first-aid jointer, mainly includes the folder for clamping the end of a thread portion Head, the collet are equipped with a pair opposite to each other, can mutually draw close/be mounted far from by screw body between two collets, the folder Head includes main body, has a perforation passed through for cable in the main body, which arches upward and both ends horizontal upward in centre The setting of arch bridge first class diameter, the end of a thread portion perforated of cable waiting, which is stretched out after main body, to be located at main intracorporal clamp system and clamps.

The utility model has the beneficial effects that electric wire is inserted into the perforation of main body, when needing wiring due to its arch bridge shape Structure so that be not easy to retract rapidly when cable enters, and when piercing aperture and cable match, or even directly pass through arch The fixation of cable to a certain extent can be realized in the perforation of shape structure, will not automatically exit from perforation, and in the outlet end of perforation Equipped with special clamp system, it may further ensure that cable can be by firm grip, to utilize screw rod after perforation Rotation, can make two clamp systems mutually to draw close, i.e. the cable head at drive both ends goes in the same direction, and reaches predetermined position, keeps away Manpower-free draws time-consuming and laborious when carrying manually, and avoids manpower and directly draws and carry, more securely and reliably, in the personnel of compounding practice It is few, especially one man operation when, it is more efficient.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model.

Fig. 2 is enlarged view at I in Fig. 1.

Fig. 3 is grasping mechanism structural schematic diagram.

Fig. 4 is the laciniation enlarged view of clamp clip free end.

Component label instructions: main body 1, screw body 2, the cable 3 for penetrating perforation, clamp system 4, hand handle 5, clamp clip 401, spring 402, slide bar 403, locking blind nut 404.

Specific embodiment

The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily.

The utility model is described in further detail with reference to the accompanying drawings and examples:

The present embodiment announces a kind of electric power first-aid jointer, mainly includes for clamping the end of a thread portion such as Fig. 1-2 Collet, the collet is equipped with a pair opposite to each other, and is located along the same line, between two collets by screw body 2 can be mutual It draws close/is mounted far from, screw body 2 may be mounted at one and can be fixed on the workbench on ground or on crosshead, To fix, universal caster wheel can also be installed in the bottom end of crosshead, to be moved easily, fix position.Crucially, the present embodiment Collet include main body 1, there is a perforation passed through for cable in the main body 1, the perforation in centre arch upward upward and two The horizontal arch bridge first class diameter setting in end, perforation size is determining according to maintenance repair cable line footpath, can be straight for dedicated cable It connects and is fabricated to the piercing aperture close with the cable line footpath, such as transition/clearance fit between cable and perforation, so that cable has There is certain shaking volume but does not have more violent shaking, and for harder cable, such as overhead transmission line, Ke Yishe Count to obtain smaller aperture due.In use, cable connector one end (the end of a thread portion) protrudes into perforation, then gradually elapsed along perforation, until wearing It perforates out, the end of a thread portion perforated of cable waiting is stretched out the clamp system 4 being located in main body 1 after main body 1 and clamped.In use, Operation is simple and reliable, and can according to need selection is that this tool is directly moved by aforesaid operations frame structure, then by cable Clamp and be moved to predetermined position, it is time saving and energy saving with wait connect, can also one of human hand held tool pulled, by two A the end of a thread portion is moved at the position for preparing connection.Hand handle 5 can also be set on the body 1 as needed, and main body 1 and screw rod Mechanism 2 is detachably connected, and when needed, is removed one of them or is all removed, pure hand-held main body 1 draws two the end of a thread portions Hold together wiring.As it can be seen that this tool is more convenient when using, does not need directly to grab cable with two hands, hand can be vacated to carry out Other operations prepare, time saving and energy saving and safer.

As specific embodiment, above-mentioned clamp system 4 is equipped with multiple and is respectively positioned on the pierceable port that main body 1 is stretched out in the end of a thread portion Locate surrounding, as shown in figure 3, the clamp system 4 includes clamp clip 401, spring 402, slide bar 403, wherein clamp clip 401 is hinged It is formed in the cavity that main body 1 is connected to perforation and using steel bar bending, the side of clamp clip 401 stretches out cavity and is insinuated into and wears In hole, the other side and described 403 one end of slide bar are hinged, and the somewhere between the two sides of clamp clip 401 is articulated in the cavity, should Hinge joint is the fulcrum for being used as a lever motion.403 other end of slide bar slideably stretches out except main body 1, i.e. slide bar 403 can stretching/retraction in the cavity side walls of main body 1, the slide bar 403 be located at the part in the cavity be cased with it is described Spring 402, the slide bar 403 can make spring 402 flexible along slide bar 403 as far as possible and be crushed when avoiding by fortuitous event.Bullet Spring 402 is connected in cavity side walls and clamp clip 401, which makes the one of the clamp clip 401 in a non-operative state It is tilted at one end port that side is stretched out towards perforation for the end of a thread portion, the clamp clip 401 of all clamp systems 4 is insinuated into one in perforation Side free end is mutually drawn close and surrounds the clamping opening for clamping the end of a thread portion, and when in use, cable is squeezed by perforation and is pierced by Clamping opening is stated, is tilted at one end port stretched out towards perforation for the end of a thread portion due to all clamp clips 401, forms a hangnail knot Structure, so that cable is smooth when being pierced by main body 1 and perforating, but when retracting because of the elastic resistance of spring 402, so that clamp clip 401 protrude into perforation side will towards away from port direction movement it is more difficult, i.e., realization cable unidirectionally move, thus firmly by cable head Promptly.Further, in order to enable clamp clip 401 with its position of manual adjustment and can protect spring 402 not by excessive compression, institute Main body 1 is stated for, with the helicitic texture of a bottleneck shape, being screwed in the locking blind nut 404 of bottle cap shape described at 403 stretching of slide bar On helicitic texture, and locks 404 base of blind nut and stretched out except main body 1 with a threaded hole, the threaded hole and slide bar 403 Thread segment cooperation, so that the slide bar 403 is towards moving outside main body 1 when turning the locking blind nut 404.It, can when adjusting Slide bar 403 is pulled out or is pushed into suitable position to select hand to hold slide bar 403, then individually rotation locking blind nut 404 covers The locking to 403 position of slide bar at this time is realized on helicitic texture, so that cable is when promptly, in biggish extruding Under power, 401 position of clamp clip can not generate variation, i.e. guarantee clamping stability；Or locking blind nut 404 is directly turned, by It is to be flexibly connected, therefore locking slide bar 403 when blind nut 404 rotates also can be with respect to its axial movement, to realize cunning in slide bar 403 Stretching/retraction of bar 403.And to carry power little for grabbing needed for cable, when realizing, will can lock by 402 elastic force of spring merely Tight screw rod twists off, and slide bar 403 is not by the constraint of locking blind nut 404 and under the action of clamp clip 401 adaptively at this time Sliding extension goes out main body 1.

As specific embodiment, in order to promote grasp, as shown in figure 4, what the clamp clip 401 was contacted with the end of a thread portion There are several zigzags to rub rib for side, and teeth directional is towards the port direction stretched out for the end of a thread portion of perforation, with connecing for increase and cable Touching frictional force simultaneously organizes it to retract in perforation.

The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.

Claims (4)

1. a kind of electric power first-aid jointer, including the collet for clamping the end of a thread portion, it is characterised in that: the collet is equipped with A pair can mutually be drawn close/be mounted far from by screw body between two collets, and the collet includes main body, in the main body The perforation passed through with one for cable, which arches upward upward in centre and the arch bridge first class diameter of both ends horizontal is arranged, waiting The end of a thread portion perforated of cable is located at main intracorporal clamp system clamping after stretching out main body.

2. electric power first-aid jointer according to claim 1, it is characterised in that: the clamp system is equipped with multiple and equal The surrounding at main body pierceable port is stretched out positioned at the end of a thread portion, which includes clamp clip, spring, slide bar, wherein clamp clip It is hinged in the cavity that main body is connected to perforation and is formed using steel bar bending, the side of clamp clip stretches out cavity and is insinuated into and wears In hole, the other side and described slide bar one end are hinged, and the somewhere between the two sides of clamp clip is articulated in the cavity；The slide bar The other end slideably stretches out except main body, is located at the part in the cavity in the slide bar and is cased with the spring, the bullet It is tilted at one end port that spring stretches out the side of the clamp clip in a non-operative state for the end of a thread portion towards perforation；All folders The side free end that the clamp clip of tight mechanism is insinuated into perforation is mutually drawn close and surrounds the clamping opening for clamping the end of a thread portion.

3. electric power first-aid jointer according to claim 2, it is characterised in that: the main body at slide bar stretching for having The helicitic texture of one bottleneck shape is screwed on the helicitic texture in the locking blind nut of bottle cap shape, and locking blind nut base has The thread segment that one threaded hole, the threaded hole and slide bar stretch out except main body cooperates, so that when turning the locking blind nut The slide bar is mobile towards body exterior.

4. electric power first-aid jointer according to claim 2, it is characterised in that: the clamp clip is contacted with the end of a thread portion Side has several zigzags friction rib, and the port direction that teeth directional is stretched out towards perforation for the end of a thread portion.