CN2606977Y - Three core cable tracting head - Google Patents
Three core cable tracting head Download PDFInfo
- Publication number
- CN2606977Y CN2606977Y CN 03203926 CN03203926U CN2606977Y CN 2606977 Y CN2606977 Y CN 2606977Y CN 03203926 CN03203926 CN 03203926 CN 03203926 U CN03203926 U CN 03203926U CN 2606977 Y CN2606977 Y CN 2606977Y
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- traction
- cable
- cap
- traction cap
- core wire
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- Expired - Fee Related
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Abstract
The utility model provides a three core cable traction head, which is formed by a traction cap with a stringing ring and a traction cover and fitting pieces which is relative to the traction cap and connected with the cable joints; the cable head is stratified stripped into conductive core threads with insulation and armored layer, the unstripped layer with sheath assumes a step shape, the three conductive core threads of the cable are supported/pressed by a pressure joint pipe/a conical pin/a top wire, glass cement is coated evenly on the traction head and stripped or unstripped part of the cable; a heat shrinkable layer is sleeved on the external circumference of seaming place of the layer with sheath and the traction cap, thereby guaranteeing the omnidirectional moisture-proof performance and waterproof performance and strong intensity of the cable traction head. The bearing tension of the utility model can be more than or equal to 70KN.
Description
Technical field
The utility model relates to a kind of accessory of installing or straining cable, specifically a kind of three-core cable drawing head of being exclusively used in.
Background technology
In the prior art, be used to draw the laying installation three-core cable, the mode of employing is more, and used different driving components are also had nothing in common with each other, and has directly the crooked head of three core conductors back letter tightly, and draught line directly passes in the latch closure of crooked back; The useful two semi-synthetic end faces that are have the cone of hanging pulling eye, are shaped on the semi arch hole on folding face vertically, live three core conductors surely with welding, two narrow disturbs (or directly) closes to be screwed after disturbing and compress, and draught line passes and hangs pulling eye; But also useful two foldings, there are acute angle and acute angle place that the metallic plate of lifting hole(eyelet) is arranged, with its folding face pressure/welding cable three core conductors, fixing with securing member.The above generally speaking, cable drawing head does not possess protection against the tide, waterproof ability, and is easy to scratch restrictive coating, the also easy slippage that has.
Summary of the invention
The utility model purpose is to provide tensile strength big, salable protection against the tide, waterproof, a kind of three-core cable drawing head of not scratch restrictive coating.
Task of the present utility model is achieved in that a kind of three-core cable drawing head, conductor core wire and traction fitting by cable constitute, the traction cap 1 that it is characterized in that the drawing head member is made of unwrapping wire suspension ring and traction cover two parts, and it can be made into integral type or the split type integral structure that connects to; Three conductor core wires of three-core cable and point diameter are greater than the coupling member of the traction cap 1 of back segment, a, drawing head are that the member mode with the compression joint type connecting structure has: traction cap 1, securing member 2, connecting plate 3, aluminium hydraulic pressed connecting pipe 4, heat-shrinkable T bush 6, self-adhesive tape 8, shown conductor core wire 5, tape insulation and armour 7,9 one-tenth stairsteppings of restrictive coating that go out of the cable end of layer stripping successively; End in addition at traction cap 1 is skirt shape, and its internal upper part is shaped on internal thread hole; Circular connecting plate 3 has the external screw thread of the installation of being mated, and is being shaped on uniform unthreaded hole on three concentric circless on the connecting plate 3; One end is the column cap screw thread, end is to have three aluminium hydraulic pressed connecting pipes 4 putting conductor core wire 5 endoporus in addition, column cap passes unthreaded hole and is fixed on the connecting plate 3 by securing member 2, cable is that aluminium hydraulic pressed connecting pipe 4 is that benchmark, band restrictive coating 9 step ports are seam with the step end face of its tape insulation layer and armour 6 then, conductor core wire 5 is contained in the aluminium hydraulic pressed connecting pipe 4, fastens with hydraulic tongs; Cooperate on the outer circumference surface of seam crossing at band restrictive coating 9 and traction cap 1 skirt section end, suit heat-shrinkable T bush 6, within the cable floor stripping step, tape insulation and the armour 7 places self-adhesive tape 8 of having wrapped up in letter, and respectively have a common boundary, connect the place, angle with the cable floor stripping and all applied glass cement.
B, the drawing head structural member that links three-core cable with the taper pin crimping are: the traction cap 1a that the skirt section of traction cap 1 is shortened into inner stopper, threaded endoporus in its seam, endoporus (top) upper surface ream is flat, with band external screw thread connecting plate 3 that traction cap 1a internal thread matches on, be shaped on uniform on three concentric circless, as to install conductor core wire unthreaded hole, going to the bottom leans three cone pins 10 in traction cap 1 endoporus upper end, and its tapering is identical with the penetration pipe 11 of three band taper holes, but cooperates Duan Youyi; The cable joint position of layer stripping becomes conductor core wire 5b, tape insulation and armour 7, does not shell and be with restrictive coating 9 to be stairstepping, and its step end face is resisted against connecting plate 3 end faces and traction cap 1a seam the inner respectively; The male half coupling end of traction cap 1a just is pressed on band restrictive coating 9 step end faces and becomes to connect the interface seam, and conductor core wire 5a passes the unthreaded hole on the connecting plate 3, is contained in the penetration pipe 11; By the center of the vertex of a cone embedded conductor heart yearn 5a of cone pin 10, force its enlarging to cooperate penetration pipe 11 internal taper holes that conductor core wire 5a is firmly clamped; Be wrapped with self-adhesive tape 8 at tape insulation and armour 7 cylindricals and traction cap 1a inner stopper circle cooperation place, connect seam place, interface suit heat-shrinkable T bush 6 in traction cap 1a seam outer face with band restrictive coating 9 and carry out strictness and seal.
C, Yi Ding (spiral shell) the silk fixedly drawing head structural elements of three-core cable is: the lower end of traction cap 1b, be shaped on concentric circles uniform three and have guide hole, with the blind hole that conductor core wire is installed, layer stripping three-core cable head, the form fit of its insulating barrier is installed guide hole, the step end face of band restrictive coating 9 is resisted against on the lower surface of traction cap 1b, and its joint is wrapped with self-adhesive tape 8, and suit heat-shrinkable T bush 6 on its place's outer circumference surface; At traction cap 1b cylindrical, from blind hole conductor core wire 5 nearest places, axially be shaped on silk hole, several tops (spiral shell), with the jackscrew 12 that scribbles glass cement, suppress conductor core wire 5 one sides by traction cap 1b, all traction cap 1b and layer stripping three-core cable institute contact position, coated glass glue is all arranged, to ensure the reliability of sealing.
The utility model advantage compared with prior art is: standard the structure of three-core cable drawing head, processing is simple, parts are few, drawing head intensity is big, not slippage of reliable operation, bear pulling force 〉=70KN, good airproof performance, moistureproof and waterproof, easy for installation, the leading portion diameter of drawing head is greater than the band restrictive coating of rear and cable, so scratch heat-shrinkable T bush when having prevented unwrapping wire.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1. be that the utility model conductor core wire is that crimping links the overall structure cutaway view.
Fig. 2. be the whole cutaway view that the utility model conductor core wire links for the pin crimping.
Fig. 3. be that the utility model conductor core wire is the fixedly connected whole cutaway view of jackscrew.
Among the figure: 1. traction cap 2. securing members, 3. connecting plate 4. aluminium hydraulic pressed connecting pipes, 5. conductor core wire 6. heat-shrinkable T bushs, 7. tape insulations and armour 8. self-adhesive tapes 9. are with restrictive coating 1a. traction cap 5a. conductor core wires 10. cone pins 11. penetration pipe 1b. traction caps 12. jackscrew 7b. insulating barriers
Embodiment
Referring to Fig. 1, the three-core cable drawing head, the structural member that its conductor core wire 5 links with compression joint type, suspension ring and traction cover are the traction caps 1 of overall structure formula, layer stripping cable end becomes conductor core wire 5, tape insulation and armour 7, and 9 one-tenth stairsteppings of band restrictive coating of not shelling; Traction cap 1 link is a skirt shape, and its internal upper part is the ring chamber that is shaped on the part internal thread, has externally threaded connecting plate 3 and its screw-internal thread fit, is shaped on the connecting plate 3 on concentric circles, 3 unthreaded holes of 120 ° each other; Aluminium hydraulic pressed connecting pipe 4 tops are screwed screw rods, the bottom is a tubular cavity, conductor core wire 5 is inserted in the tubular cavity, tubular cavity with hydraulic tongs cramping adapter 4, and the conductor core wire 5 in it, screw portion passes the unthreaded hole on the connecting plate 3, tighten fixing with securing member 2, connecting plate 3 is installed in traction cap 1 ring chamber with its external screw thread, tape insulation and armour 7 step end faces are resisted against on aluminium hydraulic pressed connecting pipe 4 end faces simultaneously, traction cap 1 skirt end is close to band restrictive coating 9 step end faces, wrap up between in the excircle of tape insulation and armour 7 and traction cap 1 skirt end and be tied with self-adhesive tape 8, and at traction cap 1 skirt port and after before being with restrictive coating 9 interface seam places, suit has wrapped up the heat-shrinkable T bush 6 of sealing, at each contact position coated glass glue, carry out moistureproof and waterproof, thorough seal.
Referring to Fig. 2, the three-core cable drawing head, the structure that its conductor core wire links with the cone pin compression joint type, suspension ring and traction cover are the whole traction cap 1a that constitutes, link band inner stopper, cavity and be shaped on the part internal thread at the seam internal upper part, last end face ream is flat, with spiral shell in it equipped be to be with externally threaded connecting plate 3, be shaped on the logical unthreaded hole of wearing conductor core wire 5a on the connecting plate 3, three unthreaded holes are to be mutually 120 ° on concentric circles, the bottom surface of three cone pins is resisted against the interior of traction cap 1a and goes up on the end face, its tapering is identical with the penetration pipe 11 of band internal taper hole, cooperate section inequality, the conductor core wire 5a that layer stripping cable joint portion center is porose section, tape insulation and armour 7 and the band restrictive coating 9 of not shelling the top layer are to be stairstepping, unthreaded hole on the connecting plate 3 is crossed in conductor core wire 5a break-through, cover is loaded onto penetration pipe 11, the top tip part of cone pin 10 is inserted in porose section of the conductor core wire 5a head center, connecting plate 3 being installed on external screw thread tighten on the internal thread of traction cap 1a forces cone pin 10 to cooperate wedging conductor core wire 5a center with penetration pipe 11, make it the enlarging distortion, and tape insulation and armour 7 step end faces, be pressed against connecting plate 3 end faces and traction cap 1a inner stopper end, and its periphery is wrapped up in and is twined self-adhesive tape 8 and cooperate with the inner stopper ring surface, band restrictive coating 9 step end faces then cooperate with the handing-over of traction cap 1a seam outer face, the front and back of handing-over circle seam all are set with heat-shrinkable T bush 6, guarantee finishes the structural member functional reliability, and the sealing of tight moistureproof and waterproof.
Referring to Fig. 3, the three-core cable drawing head, its conductor core wire is with the fixedly connected structure of jackscrew row, suspension ring and traction cover are that split is threaded and adds welding and be positioned to traction cap 1b, on the end face of traction cap 1b and cable link, be shaped on the blind hole of the installation conductor core wire 5b that has guide hole that is mutually 120 ° on three concentric circless, with the nearest traction cap 1b cylindrical of blind hole axial line distance on be shaped on top wire hole row, layer stripping cable joint becomes the insulating barrier 7b of the equipped guide hole of conductor core wire 5b and the band restrictive coating 9 of step end face is arranged, conductor core wire 5b is placed in the blind hole, rely on traction cap 1b administration of fixed with the item silk, insulating barrier 7b is fitted in the guide hole simultaneously, the step end face of band restrictive coating 9 is resisted against traction cap 1b and connects on the end face, wrap up in and tease self-adhesive tape 8 at end face contact seam place, and suit heat-shrinkable T bush 6 on the front and back excircle section face that should locate, to ensure the intensity of three-core cable drawing head, moistureproof, the functional reliability of waterproof.
Claims (3)
1, a kind of three-core cable drawing head is made of the conductor core wire and the traction fitting of cable, it is characterized in that the traction cap (1) of drawing head member is made of unwrapping wire suspension ring and traction cover two parts, and it can be made into integral type or the split type integral structure that connects to; Three conductor core wires of three-core cable and point diameter are greater than the coupling member of the traction cap of back segment, member with the compression joint type connecting structure has traction cap (1), securing member (2), connecting plate (3), aluminium hydraulic pressed connecting pipe (4), heat-shrinkable T bush (6), self-adhesive tape (8), successively shown conductor core wire (5), tape insulation and the armour (7) that goes out of the cable end of layer stripping, do not shell band restrictive coating (9) and become stairstepping; End in addition at traction cap is skirt shape, and internal upper part is shaped on internal thread hole; Circular connecting plate (3) has the external screw thread of the installation of being mated, on connecting plate (3), be shaped on three unthreaded holes that concentric circles is uniform, one end is the column cap screw thread, in addition end is to have three aluminium hydraulic pressed connecting pipes (4), the column cap of putting conductor core wire (5) endoporus to pass unthreaded hole and be fixed on the connecting plate (3) by securing member (2), cable is that aluminium hydraulic pressed connecting pipe (4) is a benchmark, not shell band restrictive coating (9) step port be seam with the step end face of its tape insulation layer and armour (6) then, conductor core wire (5) is contained in the aluminium hydraulic pressed connecting pipe (4), fastens with hydraulic tongs; Cooperate on the outer circumference surface of seam crossing at band restrictive coating (9) and traction cap (1) skirt section end, suit heat-shrinkable T bush, the tape insulation and the armour (7) of step have located to wrap up in letter self-adhesive tape (8) within the cable floor stripping, and respectively have a common boundary, connect the place, angle with the cable floor stripping and all applied glass cement;
2, according to claims 1 described three-core cable drawing head, it is characterized in that: the drawing head structural member that links three-core cable with the taper pin crimping is: the traction cap (1a) that the skirt section of traction cap (1) is shortened into inner stopper, threaded endoporus in its seam, endoporus (top) upper surface ream is flat, on dress and the band external screw thread connecting plate (3) that traction cap (1a) internal thread matches, be shaped on three concentric circless uniform, install the unthreaded hole of conductor core wire, go to the bottom and lean three cone pins (10) in traction cap (1) endoporus upper end, its tapering is identical with the penetration pipe (11) of three band taper holes, but cooperates Duan Youyi; The cable joint position of layer stripping becomes conductor core wire (5b), tape insulation and armour (7), do not shell band restrictive coating (9) and be stairstepping, its step end face is resisted against connecting plate (3) end face and traction cap (1a) seam the inner respectively, the male half coupling end of traction cap (1a) just is pressed on band restrictive coating (9) step end face, become to connect the interface seam, conductor core wire (5a) passes the unthreaded hole on the connecting plate (3), be contained in the center of penetration pipe (11), force its enlarging to cooperate penetration pipe (11) internal taper hole that conductor core wire (5a) is firmly clamped by the vertex of a cone embedded conductor heart yearn (5a) of cone pin (10); Be wrapped with self-adhesive tape (8) at tape insulation and armour (7) cylindrical and traction cap (1a) inner stopper circle cooperation place, connect seam place, interface suit sealing heat-shrinkable T bush (6) with band restrictive coating (9) in traction cap (1a) seam outer face;
3, according to claims 2 described three-core cable drawing heads, it is characterized in that: with jackscrew fixedly the drawing head structural elements of three-core cable be: the lower end of traction cap (1b) is shaped on uniform three blind holes that have guide hole and conductor core wire is installed on concentric circles, the form fit of its insulating barrier of layer stripping three-core cable head is installed guide hole, the step end face of band restrictive coating (9) is resisted against on the lower surface of traction cap (1b), its joint is wrapped with self-adhesive tape (8), suit heat-shrinkable T bush (6) on its place's outer circumference surface; Nearest at traction cap (1b) cylindrical from blind hole conductor core wire (5), axially be shaped on several top wire holes, with the jackscrew (12) that scribbles glass cement, suppress conductor core wire (5) one sides by traction cap (1b), all traction caps (1b) and layer stripping three-core cable institute contact position all have coated glass glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03203926 CN2606977Y (en) | 2003-02-13 | 2003-02-13 | Three core cable tracting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03203926 CN2606977Y (en) | 2003-02-13 | 2003-02-13 | Three core cable tracting head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2606977Y true CN2606977Y (en) | 2004-03-17 |
Family
ID=34158319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03203926 Expired - Fee Related CN2606977Y (en) | 2003-02-13 | 2003-02-13 | Three core cable tracting head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2606977Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354336A (en) * | 2013-06-09 | 2013-10-16 | 宁波球冠电缆股份有限公司 | Enhanced cable traction head |
| CN105134738A (en) * | 2015-09-22 | 2015-12-09 | 核工业理化工程研究院 | Adjustable sensor fastening device |
| CN105281257A (en) * | 2015-09-11 | 2016-01-27 | 广西南宁桂变电气有限公司 | Traction head for cable traction |
| CN109861150A (en) * | 2018-12-28 | 2019-06-07 | 福建南平太阳电缆股份有限公司 | A kind of low-voltage cable overhang insulation suspension arrangement |
| CN115532741A (en) * | 2022-09-16 | 2022-12-30 | 中煤能源研究院有限责任公司 | Long-distance slurry conveying pipeline rapid dredging device and dredging method |
-
2003
- 2003-02-13 CN CN 03203926 patent/CN2606977Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354336A (en) * | 2013-06-09 | 2013-10-16 | 宁波球冠电缆股份有限公司 | Enhanced cable traction head |
| CN103354336B (en) * | 2013-06-09 | 2016-12-28 | 宁波球冠电缆股份有限公司 | A kind of cable enhancement mode drawing head |
| CN105281257A (en) * | 2015-09-11 | 2016-01-27 | 广西南宁桂变电气有限公司 | Traction head for cable traction |
| CN105134738A (en) * | 2015-09-22 | 2015-12-09 | 核工业理化工程研究院 | Adjustable sensor fastening device |
| CN105134738B (en) * | 2015-09-22 | 2017-10-20 | 核工业理化工程研究院 | Adjustable sensor fastener |
| CN109861150A (en) * | 2018-12-28 | 2019-06-07 | 福建南平太阳电缆股份有限公司 | A kind of low-voltage cable overhang insulation suspension arrangement |
| CN109861150B (en) * | 2018-12-28 | 2024-03-19 | 福建南平太阳电缆股份有限公司 | Insulating linkage of low tension cable tip |
| CN115532741A (en) * | 2022-09-16 | 2022-12-30 | 中煤能源研究院有限责任公司 | Long-distance slurry conveying pipeline rapid dredging device and dredging method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040317 Termination date: 20110213 |