CN203826912U - Rear joint of cable - Google Patents
Rear joint of cable Download PDFInfo
- Publication number
- CN203826912U CN203826912U CN201420056375.5U CN201420056375U CN203826912U CN 203826912 U CN203826912 U CN 203826912U CN 201420056375 U CN201420056375 U CN 201420056375U CN 203826912 U CN203826912 U CN 203826912U
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- Prior art keywords
- cable
- type terminal
- crimp type
- joint
- interface
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Abstract
The utility model discloses a rear joint of a cable. The joint comprises an insulating layer; an outer conducting layer; an inner conducting layer; a stress cone, arranged in a casing comprising the insulating layer, the outer conducting layer and the inner conducting layer; a crimping terminal, connected with the stress cone, for crimping the inner space cable core of the stress cone; a metal fixing apparatus, connected with the crimping terminal, and used for fixing the stress cone and the crimping terminal; a first interface, provided with a connection stud, whose first terminal is used for connecting with a front joint of the cable, and whose second terminal is used for connecting with the metal fixing apparatus; and a second interface, equipped with a rear end cover fitting the second interface. According to the utility model, connection and disconnection are convenient, resource is saved and efficiency is increased.
Description
Technical field
The utility model relates to electric field, in particular to joint after a kind of cable.
Background technology
Cable has important function in electric field and communication field.In cable use procedure, often need to be connected to corresponding electric equipment, to realize corresponding function, for example, in actual application, cable may with being connected of the electric equipments such as switch cubicle, transformer, cable distribution box.State in realization while connecting, often need to use cable joint, existing cable joint, often with electric equipment and the corresponding complete production of cable, cannot disconnect, or disconnect very inconvenient.For this problem, solution effectively is not yet proposed at present.
Summary of the invention
The utility model provides joint after a kind of cable, at least to solve cable joint in prior art, disconnects inconvenient problem.
The utility model provides joint after a kind of cable, comprising: insulating barrier; Outer conducting layer, is connected with insulating barrier, is positioned at the outside of insulating barrier; Inner conducting layer, is connected with insulating barrier, is positioned at the inner side of insulating barrier; Stress cone, is arranged in the casing being comprised of insulating barrier, outer conducting layer, inner conducting layer; Crimp type terminal, is connected with stress cone, for completing the crimping of counter stress cone inner chamber cable core; Metal fixture, is connected with crimp type terminal, for fixed stress cone and crimp type terminal; First interface, is provided with connecting stud, and the first end of connecting stud is for being connected with cable front connector, and the second end is for being connected with metal fixture; The second interface, the second interface is provided with rear end cap, and rear end cap and the second Interface Shape are suitable.
Alternatively, the T-shaped cavity of the inner chamber of casing for being communicated with, T-shaped cavity comprises by first interface and the second interface and is horizontally disposed with and forms the first cavity, second cavity vertical with the first cavity, stress cone is arranged in the second cavity, metal fixture is arranged in the first cavity, for vertical fixed stress cone and crimp type terminal.
Alternatively, crimp type terminal comprises crimp type terminal head and crimp type terminal face, and crimp type terminal head center is provided with circular hole, fixing for metal fixture to crimp type terminal, and crimp type terminal face is for carrying out crimping by Press Plier to inner cable core.
Alternatively, the circular hole that crimp type terminal head center arranges is Screw hole structure.
Alternatively, metal fixture is stud, parallel with the first cavity, wherein, the circular hole that the first end of stud arranges through crimp type terminal head center is with fixing crimp type terminal, and the second end of stud is for being connected with the bolt of cable front connector by first interface.
Alternatively, between the second interface and rear end cap, be provided with insulating plug, the shape of insulating plug and the second interface is suitable.
Alternatively, insulating plug is detachable.
Alternatively, rear end cap can be detachably.
Alternatively, also comprise: earth connection point, for ground connection.
Joint after a kind of cable of new structure is provided in the utility model, this cable front connector is T-shaped structure, inside is provided with insulating barrier, outer conducting layer, inner conducting layer, stress cone, crimp type terminal, metal fixture, when concrete application, first the cable of required access is treated to after the structure of mating with stress cone, push stress cone, crimp type terminal is installed, use metal fixture is fixed, and be connected and fixed by metal fixture and required external equipment, after the cable of this structure, joint has effectively solved cable joint in prior art and has disconnected very inconvenient problem, realization economizes on resources, the effect of raising the efficiency.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is a kind of optional structural representation of joint after the utility model cable; And
Fig. 2 is the A-A cutaway view of Fig. 1.
Description of reference numerals is as follows:
1-insulating barrier, 2-outer conducting layer, 3-inner conducting layer, 4-stress cone, 5-insulating plug, 6-rear end cap, 7-inner conducting layer, 8-crimp type terminal.
Embodiment
Exemplary embodiment of the present disclosure is described below with reference to accompanying drawings in more detail.Although shown exemplary embodiment of the present disclosure in accompanying drawing, yet should be appreciated that and can realize the disclosure and the embodiment that should do not set forth limits here with various forms.On the contrary, it is in order more thoroughly to understand the disclosure that these embodiment are provided, and can by the scope of the present disclosure complete convey to those skilled in the art.
See figures.1.and.2, Fig. 1 shows a kind of optional structural representation of joint after the utility model cable, the A-A cutaway view that Fig. 2 is Fig. 1, and as shown in the figure, after cable, joint comprises:
Insulating barrier 1;
Outer conducting layer 2, is connected with insulating barrier 1, is positioned at the outside of insulating barrier 1;
Inner conducting layer 7, is connected with insulating barrier 1, is positioned at the inner side of insulating barrier 1;
Stress cone 4, is arranged in the casing being comprised of insulating barrier 1, outer conducting layer 2, inner conducting layer 7;
Crimp type terminal 8, is connected with stress cone 4, bores the crimping of 4 inner chamber cable cores for completing counter stress;
Metal fixture 3, is connected with crimp type terminal 8, for fixed stress cone 4 and crimp type terminal 8;
Alternatively, crimp type terminal 8 comprises crimp type terminal head and crimp type terminal face, and crimp type terminal head center is provided with circular hole, and for fixing of 3 pairs of crimp type terminals 8 of metal fixture, crimp type terminal face is for carrying out crimping by Press Plier to inner cable core.The circular hole that crimp type terminal head center arranges is Screw hole structure.Metal fixture 3 is stud, parallel with the first cavity, wherein, the circular hole that the first end of stud arranges through crimp type terminal head center is with fixing crimp type terminal 8, and the second end of stud is for being connected with the bolt of cable front connector by first interface.
First interface, is provided with connecting stud, and the first end of connecting stud is for being connected with cable front connector, and the second end is for being connected with metal fixture 3;
The second interface, the second interface is provided with rear end cap 6, and rear end cap 6 and the second Interface Shape are suitable.
Wherein, between the second interface and rear end cap 6, be provided with insulating plug 5, the shape of insulating plug 5 and the second interface is suitable.Insulating plug 5 is detachable.Rear end cap 6 can be detachably.
The T-shaped cavity of the inner chamber of casing for being communicated with, T-shaped cavity comprises by first interface and the second interface and is horizontally disposed with and forms the first cavity, second cavity vertical with the first cavity, stress cone 4 is arranged in the second cavity, metal fixture 3 is arranged in the first cavity, for vertical fixed stress cone 4 and crimp type terminal 8.
Alternatively, after above-mentioned cable, joint also comprises: earth connection point, and for ground connection.
After the cable of said structure, joint has effectively solved cable joint in prior art and has disconnected very inconvenient problem, and realization economizes on resources, and raises the efficiency.
Below the use of joint after above-mentioned cable is specifically described:
After this use novel cable is installed during joint; need to first carry out the processing of cable; while processing for three-core cable; first cable is vertically fixed in place; apart from cable predetermined length (as cable can select 0.8m place; can be larger again for the cable dimension that cross section is larger) divide first and process, cut protection jacket layer and armour in this section.To cable end piece, divest again the outer jacket of appropriate length (as 30mm), the sheath of upwards reserved appropriate length (as 10mm), unnecessary sheath and filler are removed.With metal knitted line (as copper litz wire) by cable of copper shield band and armour ground connection, installation restrictive coating after ground connection completes.
The processing of single-phase electricity cable end, can carry out: after attached cable, in cable end piece and cover tube hub suitable distance (as 35mm), redundance is clipped in accordance with the following steps; Divest redundant protection layer: from cable end piece, get suitable distance (as 180mm) downwards, divest the coat layer of power cable in this length; Divest cable of copper shield band: from cable end piece, get suitable distance (as 180mm) downwards, divest the cable of copper shield band in length; Insulating barrier is processed: from oversheath incision to cable end piece direction, measure suitable distance (as 40mm), neatly divest semi-conductive layer, then use sand papering semi-conductive layer otch; Conductor thread core is processed: from cable end piece, measure the insulating barrier of suitable distance (as 55mm) downwards and divest, at the about 3mm in cable insulation end, doing the smooth chamfering of 45 degree (suitable with stress cone); Apart from cable outer jointing jacket layer otch 7mm place, be wound around 2 to 3 layers of PVC tape and push the witness marker after cable as stress cone.
After cable handling completes, carry out the installation of stress cone, specifically can carry out as follows: first cleaning cable semi-conductive layer is surperficial, use semi-conductive tape half lap scarf joint mode, from semi-conductive layer otch suitable distance (as 15mm), start, by wrapped 4 to 6 layers of semi-conductive layer, and can overlap mutually with cable jacket layer, can play the effect of the coat layer of power cable sealing; Then, with burnisher cleaning cable surface of insulating layer; Finally, clean stress cone inner surface, pushes cable witness marker according to the direction of arrow of stress cone by stress cone.
Crimp type terminal is installed, and wherein, the crimping of crimp type terminal recommends to select the mode of confined pressure, according to the specification of terminal, selects suitable pressing mold; Crimp type terminal is packed into core, and the direction of rotary terminal is until terminal head plane is parallel with sleeve pipe section, by the crimping mark on terminal from terminal head position successively crimping downwards.
Joint after installing cables, particularly, pushes joint after cable on the cable that installs stress cone, until the circular hole on crimp type terminal is in rear joint center; Connecting stud is screwed in to the stud of cable front connector the second interface, the circular hole by the rear joint stud with cable through crimp type terminal, and be connected with front connector by connecting stud; Flat shim, spring washer, nut are enclosed within on stud successively, with box spanner, by nut screwing clamping, then put insulating plug and protective cover; Joint ground wire and device systems earth point are connected firmly.
After cable of the present utility model, its feature of joint comprises:
Full-shield and hermetically sealed separable connection can be provided.
Can use under water or under other adverse circumstances for a long time.
Without minimum phase spacing requirement.
Can level, vertical or arbitrarily angled installation.
Can chargedly touch, to person poultry safety.
The optional capacity measurement point of wearing.
Table 1: the technical parameter of rear cable joint
The explanation of above embodiment is just for helping to understand scheme of the present utility model and core concept thereof; , for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, to sum up, this description should not be construed as restriction of the present utility model meanwhile.
Claims (9)
1. a joint after cable, is characterized in that, comprising:
Insulating barrier (1);
Outer conducting layer (2), is connected with described insulating barrier (1), is positioned at the outside of described insulating barrier (1);
Inner conducting layer (7), is connected with described insulating barrier (1), is positioned at the inner side of described insulating barrier (1);
Stress cone (4), is arranged in the casing being comprised of described insulating barrier (1), described outer conducting layer (2), described inner conducting layer (7);
Crimp type terminal (8), is connected with described stress cone (4), for completing the crimping to described stress cone (4) inner chamber cable core;
Metal fixture (3), is connected with described crimp type terminal (8), for fixing described stress cone (4) and described crimp type terminal (8);
First interface, is provided with connecting stud, and the first end of described connecting stud is for being connected with cable front connector, and the second end is for being connected with described metal fixture (3);
The second interface, described the second interface is provided with rear end cap (6), and described rear end cap (6) is suitable with described the second Interface Shape.
2. joint after cable as claimed in claim 1, it is characterized in that, the T-shaped cavity of the inner chamber of described casing for being communicated with, described T-shaped cavity comprises by described first interface and described the second interface and is horizontally disposed with the first cavity forming, second cavity vertical with described the first cavity, described stress cone (4) is arranged in described the second cavity, described metal fixture (3) is arranged in described the first cavity, for vertical fixing described stress cone (4) and described crimp type terminal (8).
3. joint after cable as claimed in claim 2, it is characterized in that, described crimp type terminal (8) comprises crimp type terminal head and crimp type terminal face, described crimp type terminal head center is provided with circular hole, fixing for described metal fixture (3) to described crimp type terminal (8), described crimp type terminal face is for carrying out crimping by Press Plier to inner cable core.
4. joint after cable as claimed in claim 3, is characterized in that, the circular hole that described crimp type terminal head center arranges is Screw hole structure.
5. joint after cable as claimed in claim 4, it is characterized in that, described metal fixture (3) is stud, parallel with described the first cavity, wherein, the circular hole that the first end of described stud arranges through described crimp type terminal head center is to fix described crimp type terminal (8), and the second end of stud is for being connected with the bolt of cable front connector by first interface.
6. joint after cable as claimed in claim 1, is characterized in that, between described the second interface and rear end cap (6), is provided with insulating plug (5), and described insulating plug (5) is suitable with the shape of described the second interface.
7. joint after cable as claimed in claim 6, is characterized in that, described insulating plug (5) is detachable.
8. joint after cable as claimed in claim 1, is characterized in that, described rear end cap (6) can be detachably.
9. joint after cable as claimed in claim 1, is characterized in that, also comprises: earth connection point, and for ground connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420056375.5U CN203826912U (en) | 2014-01-29 | 2014-01-29 | Rear joint of cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420056375.5U CN203826912U (en) | 2014-01-29 | 2014-01-29 | Rear joint of cable |
Publications (1)
Publication Number | Publication Date |
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CN203826912U true CN203826912U (en) | 2014-09-10 |
Family
ID=51482376
Family Applications (1)
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CN201420056375.5U Expired - Fee Related CN203826912U (en) | 2014-01-29 | 2014-01-29 | Rear joint of cable |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104901033A (en) * | 2015-06-30 | 2015-09-09 | 国家电网公司 | Method for parallel-connection network access of cable branch box or ring main unit and T-shaped shunt device |
CN105552823A (en) * | 2016-02-25 | 2016-05-04 | 杨攀 | High-voltage cable connector |
CN106898995A (en) * | 2015-12-17 | 2017-06-27 | 江苏澳能电力电缆附件有限公司 | Joint after a kind of separable cable terminal |
CN108598828A (en) * | 2018-05-18 | 2018-09-28 | 绍兴文理学院元培学院 | A kind of paired cable T connects formula installation method |
CN108923145A (en) * | 2018-07-11 | 2018-11-30 | 云南电网有限责任公司电力科学研究院 | A kind of cable elbow-shaped head of tape test interface |
-
2014
- 2014-01-29 CN CN201420056375.5U patent/CN203826912U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104901033A (en) * | 2015-06-30 | 2015-09-09 | 国家电网公司 | Method for parallel-connection network access of cable branch box or ring main unit and T-shaped shunt device |
CN106898995A (en) * | 2015-12-17 | 2017-06-27 | 江苏澳能电力电缆附件有限公司 | Joint after a kind of separable cable terminal |
CN105552823A (en) * | 2016-02-25 | 2016-05-04 | 杨攀 | High-voltage cable connector |
CN108598828A (en) * | 2018-05-18 | 2018-09-28 | 绍兴文理学院元培学院 | A kind of paired cable T connects formula installation method |
CN108923145A (en) * | 2018-07-11 | 2018-11-30 | 云南电网有限责任公司电力科学研究院 | A kind of cable elbow-shaped head of tape test interface |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20180129 |
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CF01 | Termination of patent right due to non-payment of annual fee |