CN217507821U - Cable butt joint device - Google Patents

Abstract

The utility model relates to a cable butt joint device, which comprises a circular tube shell, wherein a cable can be placed in the circular tube shell, a fixed tooth surface is arranged in the circular tube shell, the fixed tooth surface is fixed on the inner wall of the circular tube shell, and a deflection groove is also arranged on the inner side wall of the circular tube shell, the utility model connects and conducts the copper core of the cable through two copper current-conducting plates, and simultaneously fastens the cable in the circular tube shell to prevent the cable from falling off and causing electric leakage, the utility model has convenient and rapid installation and simple operation, only needs to place the cable core and then press a cover plate when in use, has self-locking performance between a slide block connected with the cover plate and a slide way, can realize the action of extruding the copper core by the current-conducting plates for a long time, prevents poor contact between the copper core and the current-conducting plates, can keep the stability of current in the experiment or test process, and completely wraps the cable connector when in work, meanwhile, the outside can be contacted with the insulating material, so that the danger of electric leakage can be prevented.

Description

Cable butt joint device

Technical Field

The utility model relates to a cable field especially relates to a cable butt joint device.

Background

The cable plays an indispensable effect in daily life, in the process of daily experiment place or test environment, the mode of segmentation connection often can be used, but in the connection process, generally adopt the wiring method of manual flower arrangement or splicing, then parcel at the insulating rubberized fabric of carrying out, can appear an overlarge bulge of resistance in the position of wiring after such method accomplishes the wiring, when the electric current is too big, make cable bulge department overheated easily and can lead to the cable to break down or burn even, there is the potential safety hazard easily in test or experimental process, also causes the unstable condition of data easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable butt joint device solves above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides a cable butt joint device, includes the pipe shell, can lay the cable in the pipe shell, be equipped with fixed flank of tooth in the pipe shell, fixed flank of tooth is fixed on the pipe shell inner wall, still be equipped with the deflection groove on the pipe shell inside wall, the deflection groove with fixed flank of tooth sets up relatively, deflection inslot internal rotation is equipped with the extrusion piece, still be equipped with the fixed plate in the pipe shell, be equipped with laying wire casing in the fixed plate, the fixed plate offside is equipped with the fly leaf, be equipped with extrusion wire casing on the fly leaf, the fly leaf with the fixed plate can press from both sides tightly the copper core of peeling off in the cable, extrusion wire casing with laying wire casing can with the copper core appearance agrees with to increase area of contact, extrusion wire casing with all be equipped with the conducting layer in the laying wire casing.

As the utility model discloses a preferred, the deflection groove with the extrusion piece is connected through the pivot, the fixed extrusion flank of tooth that is equipped with on the extrusion piece, fixed flank of tooth with the extrusion flank of tooth sticiss the cable surface can sticis and fix the position of cable.

As the utility model discloses a preferred, the pipe shell internal fixation is equipped with the slide, the slide sets up the fixed plate offside, the fixed two second domes that are equipped with of slide inside wall, it is equipped with the slider to slide in the slide, the fixed two first domes that are equipped with on the slider, the slider with connect through the fixed block between the fly leaf.

As the utility model discloses a preferred, first bulge with the second bulge is the elasticity material, first bulge through with the extrusion of second bulge makes both produce certain deformation, after the deformation, first bulge can move to the second bulge opposite side.

As a preferred choice, the fixed plate with the fly leaf is insulating material, the fixed plate with the fly leaf has certain compliance, can better laminate copper core surface.

As the utility model discloses a preferred, the slider is kept away from the fixed apron that is equipped with of fixed block one end, the apron is stereoplasm insulating material, the apron is close to the position of extrusion piece has the court the boss that the extrusion piece direction extends.

Preferably, the circular tube shell and the extrusion block are made of hard insulating materials.

As the utility model discloses a preferred, the fixed block is the elastic insulation material.

As the utility model discloses a preferred, the extrusion wire casing with laying wire casing quantity is the same, the extrusion wire casing with laying wire casing position relation corresponds from top to bottom, the extrusion wire casing with laying wire casing quantity can have multiple selection according to the cable of different specifications.

As the utility model discloses a preferred, the extrusion piece is close to the one side of apron is smooth curved surface, the extrusion piece with less frictional force has during the apron contact.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a two copper current conducting plates are connected the copper core of cable and are switched on, fasten the cable in the pipe shell simultaneously, prevent that the cable from droing and causing the electric leakage, the utility model discloses simple to operate is swift, and easy operation only needs to lay the sinle silk during use then sticiss the apron can, and have the auto-lock nature between the slider of cover connection and the slide, can realize keeping the action that the current conducting plate extrudes the copper core for a long time, prevent contact failure between copper core and the current conducting plate, can keep the stability of electric current in experiment or test procedure, the utility model discloses wrap up cable kneck completely at the during operation, the outside can contact simultaneously is insulating material, can prevent that the electric leakage is dangerous.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view of the embodiment of the present invention in the direction of a-a in fig. 1.

In the figure: the device comprises a circular tube shell 11, a fixed plate 12, a wire placing groove 13, a movable plate 14, an extrusion line groove 15, a slide way 16, a slide block 17, a first convex circle 18, a second convex circle 19, a cover plate 20, a deflection groove 21, a rotating shaft 22, an extrusion block 23, an extrusion tooth surface 24, a fixed tooth surface 26, a fixed block 27, a cable 30 and a copper core 31.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

a cable butt joint device, as shown in fig. 1-2, comprises a circular tube shell 11, a cable 30 can be placed in the circular tube shell 11, a fixed tooth surface 26 is arranged in the circular tube shell 11, the fixed tooth surface 26 is fixed on the inner wall of the circular tube shell 11, a deflection groove 21 is further arranged on the inner side wall of the circular tube shell 11, the deflection groove 21 and the fixed tooth surface 26 are arranged oppositely, a squeezing block 23 is arranged in the deflection groove 21 in a rotating manner, a fixing plate 12 is further arranged in the circular tube shell 11, a placing wire groove 13 is arranged in the fixing plate 12, a movable plate 14 is arranged on the opposite side of the fixing plate 12, a squeezing wire groove 15 is arranged on the movable plate 14, the movable plate 14 and the fixing plate 12 can clamp a copper core 31 stripped in the cable 30, the squeezing wire groove 15 and the placing wire groove 13 can be matched with the appearance of the copper core 31, so as to increase the contact area, conductive layers are arranged in the extrusion line groove 15 and the placement line groove 13.

Further, the deflection groove 21 is connected with the pressing block 23 through a rotating shaft 22, a pressing tooth surface 24 is fixedly arranged on the pressing block 23, and the fixed tooth surface 26 and the pressing tooth surface 24 press against the surface of the cable 30 so as to press and fix the position of the cable 30.

Further, slide 16 is fixedly arranged in the circular tube shell 11, the slide 16 is arranged on the opposite side of the fixed plate 12, two second convex circles 19 are fixedly arranged on the inner side wall of the slide 16, a sliding block 17 is arranged in the slide 16 in a sliding manner, two first convex circles 18 are fixedly arranged on the sliding block 17, and the sliding block 17 is connected with the movable plate 14 through a fixed block 27.

Further, the first convex circle 18 and the second convex circle 19 are made of elastic materials, the first convex circle 18 and the second convex circle 19 are extruded to enable the first convex circle 18 and the second convex circle to generate certain deformation, and after the deformation, the first convex circle 18 can move to the other side of the second convex circle 19.

Further, the fixed plate 12 and the movable plate 14 are made of an insulating material, and the fixed plate 12 and the movable plate 14 have certain flexibility and can be better attached to the surface of the copper core 31.

Further, a cover plate 20 is fixedly arranged at one end of the sliding block 17, which is far away from the fixed block 27, the cover plate 20 is made of hard insulating material, and a boss extending towards the direction of the extrusion block 23 is arranged at a position of the cover plate 20, which is close to the extrusion block 23.

Further, the circular tube shell 11 and the extrusion block 23 are made of hard insulating materials.

Further, the fixing block 27 is made of an elastic insulating material.

Furthermore, the number of the extrusion line grooves 15 is the same as that of the placement line grooves 13, the position relationship between the extrusion line grooves 15 and the placement line grooves 13 is up-down corresponding, and the number of the extrusion line grooves 15 and the placement line grooves 13 can be selected in various ways according to cables with different specifications.

Further, one surface of the extrusion block 23 close to the cover plate 20 is a smooth curved surface, and the extrusion block 23 has a small friction force when contacting the cover plate 20.

In use, the two cables 30 of the same specification to be jointed are stripped to expose a small section of copper core 31, one or more copper cores 31 are respectively placed in the placement wire slots 13, and one copper core 31 is placed in each placement wire slot 13.

After all the copper cores 31 are placed, the cover plate 20 is pressed tightly, the cover plate 20 drives the sliding block 17 to move in the direction close to the fixed plate 12, the sliding block 17 drives the extrusion line slot 15 to move in the direction close to the fixed plate 12 through the fixed block 27, meanwhile, the first convex circle 18 and the second convex circle 19 are extruded and deformed mutually, until the first convex circle 18 and the second convex circle 19 are deformed greatly, the first convex circle 18 moves to the lower side of the second convex circle 19, the first convex circle 18 and the second convex circle 19 recover deformation, the second convex circle 19 blocks the first convex circle 18 to move upwards, at the moment, the movable plate 14 and the fixed plate 12 press the copper cores 31 tightly, the copper cores 31 are in close contact with the extrusion line slot 15 and the fixed plate 12, and the copper cores 31 at the two ends are connected and conducted.

When the cover plate 20 is pressed, the cover plate 20 drives the pressing block 23 to deflect downwards, the pressing block 23 drives the pressing tooth surface 24 to press the cable 30, so that the cable 30 presses the fixing tooth surface 26 at the same time, and the pressing tooth surface 24 and the fixing tooth surface 26 press the cable 30 at the same time, so that the cable 30 is fixed, and the cable 30 cannot easily fall off from the circular tube shell 11.

And apron 20, extrusion piece 23 and pipe shell 11 are insulating material, and when termination during operation, apron 20, extrusion piece 23 and pipe shell 11 wrap up the cable completely, avoid the electric leakage to cause danger. When disconnection is required, the cover 20 can be pulled up so that the pressing blocks 23 do not press against the cable 30, at which point the cable can be removed.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (8)

1. The utility model provides a cable butt joint device, a serial communication port, includes the pipe shell, can lay the cable in the pipe shell, be equipped with fixed flank of tooth in the pipe shell, fixed flank of tooth is fixed on the pipe shell inner wall, still be equipped with the deflection groove on the pipe shell inside wall, the deflection groove with fixed flank of tooth sets up relatively, deflection inslot rotation is equipped with the extrusion piece, still be equipped with the fixed plate in the pipe shell, be equipped with the laying wire casing in the fixed plate, the fixed plate offside is equipped with the fly leaf, be equipped with the extrusion wire casing on the fly leaf, the fly leaf with the fixed plate can press from both sides tightly the copper core of peeling off in the cable, the extrusion wire casing with the laying wire casing can with the copper core appearance agrees with, the extrusion wire casing with all be equipped with the conductive layer in the laying wire casing.

2. The cable butt joint device according to claim 1, wherein the deflection groove is connected to the pressing block via a rotation shaft, and a pressing tooth surface is fixedly provided on the pressing block, and the fixed tooth surface and the pressing tooth surface press against the surface of the cable to press and fix the position of the cable.

3. The cable butt joint device according to claim 1, wherein a slide is fixedly arranged in the circular tube housing, the slide is arranged on the opposite side of the fixed plate, two second convex circles are fixedly arranged on the inner side wall of the slide, a slide block is slidably arranged in the slide, two first convex circles are fixedly arranged on the slide block, and the slide block is connected with the movable plate through a fixed block.

4. A cable splice device according to claim 3, wherein the first bead and the second bead are of resilient material, the first bead being deformable by compression with the second bead, the first bead being movable to the opposite side of the second bead.

5. The butt joint device according to claim 1, wherein the fixed plate and the movable plate are made of an insulating material, and the fixed plate and the movable plate have a certain flexibility to better fit the surface of the copper core.

6. The cable butt joint device according to claim 3, wherein a cover plate is fixedly arranged at one end of the sliding block away from the fixed block, the cover plate is made of hard insulating material, and a boss extending towards the extrusion block is arranged at a position of the cover plate close to the extrusion block.

7. The cable butt joint device according to claim 1, wherein the number of the extrusion line grooves is the same as that of the installation line grooves, and the extrusion line grooves and the installation line grooves are in corresponding positions up and down.

8. The cable butt joint device according to claim 6, wherein a surface of the pressing block adjacent to the cover plate is a smooth curved surface.

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