CN206834696U - A kind of cable termination - Google Patents

Abstract

Cable termination provided by the utility model, including：Socket structure, including the insulating body of insertion chamber is formed, the insulating body is provided with the conductive tube that some one end penetrate the bottom of the insertion chamber；Plug construction, insulation inserting block including forming some contact rod mounting holes, and the contact rod in the contact rod mounting hole, the distribution of the contact rod mounting hole is consistent with the distribution of the conductive tube, and one end of the contact rod is suitable to electrically connect with the cored wire of multicore cable, after the other end is with the insulation inserting block insertion insertion chamber, electrically connected with conductive tube insertion, this structure when in use inserts plug construction in socket structure the connection that transformer wiring terminal and cable can be achieved, convenient installation.

Description

A kind of cable termination

Technical field

It the utility model is related to transformer wiring terminal technical field, and in particular to a kind of cable termination, especially low tension Cable terminal.

Background technology

Existing transformer low voltage terminals, particularly leading-out terminal, usual copper bar or device clamp connection, or use Common electrician's terminal box, the mode of connection of the above are extremely difficult to hermetically sealed, all insulation, full-shield due to its reasons in structure Effect, live part that is exposed or not making closed processes often bring certain potential safety hazard to operating product.

Chinese patent literature CN201663318U discloses a kind of three-phase cable connector, is not only simple in structure and seals Reliably, including insulating connector body, and static contact, one end of the insulating connector body is cable incoming end, shaping The cable for having suitable cable to penetrate penetrates duct, and the other end forms the cavity for being adapted to set static contact, and the cable penetrates hole Road communicates with the cavity, and number and distribution on the insulating connector body are consistent；The static contact has suitable The moving contact insertion for being arranged on cable head, and the insertion end electrically connected with the moving contact are closed, and the static contact is described Insertion end is embedded in the static contact cavity, and the outside of the cable incoming end is provided with rubber sealing tube, the rubber seal The cable incoming end is wrapped in one end of pipe, and the other end wraps the cable drawn by the cable incoming end.

In the prior art, the moving contact on multiple heads of cable will respectively with the static contact pair in insulating connector body Quasi- connection, it is impossible to plug simultaneously, installation is inconvenient.

Utility model content

Therefore, the technical problems to be solved in the utility model be to overcome transformer low voltage terminals of the prior art with Be installed, so as to provide a kind of cable termination of convenient installation, especially a kind of low-voltage cable the defects of inconvenient during cable connection Terminal.

In order to solve the above technical problems, a kind of cable termination of the present utility model, including：

Socket structure, including the insulating body of insertion chamber is formed, the insulating body penetrates institute provided with some one end State the conductive tube of the bottom of insertion chamber；

Plug construction, including the insulation inserting block of some contact rod mounting holes is formed, and pacify located at the contact rod The contact rod in hole is filled, the distribution of the contact rod mounting hole is consistent with the distribution of the conductive tube, and the one of the contact rod End is suitable to electrically connect with the cored wire of multicore cable, after the other end is with the insulation inserting block insertion insertion chamber, is led with described Torch insertion electrical connection.

The insulating body is molded by poured with epoxy resin, and the insulating body and conductive tube solidification one.

Also include the cored wire of the multicore cable being branched off into the distribution branched bushing consistent with contact rod distribution.

One end of the conductive tube towards the contact rod forms the patchhole of the suitable contact rod insertion electrical connection.

Plug is coordinated using wedge structure between the patchhole of the conductive tube and the insertion end of the contact rod.

The inserting block is molded by poured with epoxy resin, and the inserting block and contact rod solidification one.

The plug construction includes being set in the pyrocondensation that sealing structure is connected into outside the cable and with the insulating body Pipe.

Marine glue is filled between the cored wire and between the cored wire and the heat-shrink tube.

The contact rod is connected with the corresponding cored wire by the crimping mode of screw thread.

Technical solutions of the utility model, have the following advantages that：

1. cable termination provided by the utility model, insertion chamber is formed in insulating body, one end of conductive tube penetrates institute State the bottom of insertion chamber and be connected with the terminals of transformer, it is necessary to during connecting cable, will insulation inserting block together with insulation insertion Contact rod in block inserts described inserted in cavities in the insulating body, one end of the contact rod and conductive tube company Connect, the other end electrically connects with the cored wire of multicore cable, and this structure when in use inserts plug construction in socket structure Realize the connection of transformer wiring terminal and cable, convenient installation.

2. cable termination provided by the utility model, the insulating body is molded by poured with epoxy resin, and the insulation Main body and conductive tube solidification one, have good insulation effect and mechanical strength, are adapted to repeatedly plug.

3. cable termination provided by the utility model, the patchhole of the conductive tube and the insertion end of the contact rod Between using wedge structure coordinate plug, its tension force is big contact, interference fit current-carrying it is good, can repeatedly plug, it is easy for installation soon It is prompt.

4. cable termination provided by the utility model, the inserting block is molded by poured with epoxy resin, and the inserting block Solidify one with the contact rod, there is good insulation effect and mechanical strength, be adapted to repeatedly plug.

5. cable termination provided by the utility model, the plug construction include being set in the cable it is outer and with it is described absolutely Edge main body connects into the heat-shrink tube of sealing structure, and this structure makes the cable termination reach sealing waterproof, moistureproof purpose.

6. cable termination provided by the utility model, filled out between the cored wire and between the cored wire and the heat-shrink tube Filled with marine glue, the waterproof ability of the cable termination is further increased.

Brief description of the drawings

, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is a kind of front view of the low-voltage cable terminal provided in the first embodiment of the present utility model.

Description of reference numerals：

1- insulating bodies；2- insulation inserting blocks；3- conductive tubes；

4- contact rods；5- marine glues；6- branched bushings；

7- heat-shrink tubes；8- cables.

Embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet 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.

, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Conflict can is not formed to be combined with each other.

Embodiment

A kind of embodiment of cable termination as shown in Figure 1, including the insulating body 1 as socket structure, with And insulation inserting block 2 and contact rod 4 as plug construction, the suitable insulation inserting block 2 is formed in the insulating body 1 The insertion chamber of insertion, the insulating body 1 are provided with some conductive tubes 3, and described one end of conductive tube 3 connects with transformer wiring terminal Connect, the other end is electrically connected with the contact rod 4, and described one end of contact rod 4 is branched off into multicore cable 8 by branched bushing 6 Cored wire screw thread crimps, and heat-shrink tube 7 is set in outside the cable 8 and connects into sealing structure, the cored wire with the insulating body 1 Between and the cored wire and the heat-shrink tube 7 between be filled with marine glue 5.

In use, the insulating body 1 is installed to outside transformer, several conductive tubes 3 in the insulating body 1 with , it is necessary to when connecting the cable 8, the cable 8 to be connected divides by the branched bushing 6 for the terminals electrical connection of transformer Into with 3 the same number of core of conductive tube, the core respectively one end with the contact rod 4 by way of screw thread crimps Connection, the other end of the contact rod 4 are installed in some contact rod mounting holes in the insulation inserting block 2, will be described exhausted The insertion chamber that edge inserting block 2 is inserted in the insulating body 1 can complete the connection of transformer and the cable 8, convenient installation.

In above-mentioned embodiment, after the collets inserting block 2 is inserted into the insertion chamber in the insulating body 1, in institute To state and the heat-shrink tube 7 is arranged outside cable 8, the cable 8 connects into sealing structure with the insulating body 1, and in the cored wire Between and the cored wire and the heat-shrink tube 7 between be filled with the marine glue 5, this structure makes the cable termination reach close Seal waterproof, moistureproof purpose.

In improved embodiment, the insulating body 1 is molded by poured with epoxy resin, and the insulating body 1 and institute State conductive tube 3 and solidify one, make the cable connector that there is good insulation effect and mechanical strength, be adapted to repeatedly plug.

In improved embodiment, used between the patchhole of the conductive tube 3 and the insertion end of the contact rod 4 Wedge structure coordinates plug, and its tension force is big to be contacted, and interference fit current-carrying is good, can repeatedly plug, quick and easy for installation.

In improved embodiment, the insulation inserting block 2 is molded by poured with epoxy resin, and the insulation inserting block 2 Solidify one with the contact rod 4, there is good insulation effect and mechanical strength, be adapted to repeatedly plug.

Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or Among the protection domain that variation is created still in the utility model.

Claims (9)

1. A kind of 1. cable termination, it is characterised in that including：

   Socket structure, including the insulating body of insertion chamber is formed, the insulating body penetrates described insert provided with some one end Enter the conductive tube of the bottom of chamber；

   Plug construction, including the insulation inserting block of some contact rod mounting holes is formed, and located at the contact rod mounting hole Interior contact rod, the distribution of the contact rod mounting hole is consistent with the distribution of the conductive tube, and one end of the contact rod is fitted Electrically connected in the cored wire with multicore cable, after the other end is with the insulation inserting block insertion insertion chamber, with the conductive tube Insertion electrical connection.
2. A kind of 2. cable termination according to claim 1, it is characterised in that the insulating body by poured with epoxy resin into Type, and the insulating body and conductive tube solidification one.
3. 3. a kind of cable termination according to claim 1, it is characterised in that also include the cored wire of the multicore cable point Branch is distributed consistent branched bushing into distribution and the contact rod.
4. 4. a kind of cable termination according to any one of claim 1-3, it is characterised in that the conductive tube is described in One end of contact rod forms the patchhole of the suitable contact rod insertion electrical connection.
5. A kind of 5. cable termination according to claim 4, it is characterised in that the patchhole of the conductive tube with it is described Plug is coordinated using wedge structure between the insertion end of contact rod.
6. A kind of 6. cable termination according to claim 1, it is characterised in that the inserting block by poured with epoxy resin into Type, and the inserting block and contact rod solidification one.
7. 7. a kind of cable termination according to claim 1, it is characterised in that the plug construction includes being set in the electricity Cable is outer and the heat-shrink tube of sealing structure is connected into the insulating body.
8. 8. a kind of cable termination according to claim 7, it is characterised in that between the cored wire and the cored wire and institute State and be filled with marine glue between heat-shrink tube.
9. 9. a kind of cable termination according to claim 1, it is characterised in that the contact rod leads to the corresponding cored wire The crimping mode for crossing screw thread connects.