CN209149864U - A kind of isolated form steel-cored aluminium strand cable - Google Patents

Abstract

The utility model relates to field of cable technology, in particular a kind of isolated form steel-cored aluminium strand cable, including cable body, cable body is made of steel core and several conductive aluminium cores, cable body is equipped with the sheath of steel core and conductive aluminium core package, the outside of cable body is equipped with punck-down block, punck-down block includes bottom set, insert lid and sliding shoe, bottom is provided with handle on set side end face, it inserts to cover and top cover is installed, thread bush is provided on top cover, the bottom end of sliding shoe is provided with blade, threaded post is threaded in thread bush, threaded post is rotatablely connected by hanging platform and sliding shoe, the isolated form steel-cored aluminium strand cable, longitudinal cutting with transverse direction is carried out to sheath by the punck-down block of setting, it is detached from sheath from cable body, wire stripping process is simple and convenient.

Description

A kind of isolated form steel-cored aluminium strand cable

Technical field

The utility model relates to field of cable technology, specially a kind of isolated form steel-cored aluminium strand cable.

Background technique

Steel-cored aluminium strand cable refers to that single-layer or multi-layer aluminium strand is stranded in the reinforced type lead wire outside zinc-plated steel core wire, main Will be applied to electric power and transmission line of electricity industry, wherein on the outside of the bare wire of steel-cored aluminium strand cable wrap up one layer of sheath then formed every Release steel-cored aluminium strand cable, China is in the construction of power circuit at present, and isolated form steel-cored aluminium strand cable is due to its insulation Property, corrosion resistance and the good feature of protective, are widely used, due in electric operating sometimes in isolated form The middle part of steel-cored aluminium strand cable carries out the overlap joint of electric power, it is therefore desirable to peel the sheath of overlap, peel off sheath at present It is that sheath is first opened two collar extensions around sheath on cable to make sheath exit in the middle part of collar extension, then in the shield that will be disengaged from scissors Set is cut, and process is more troublesome and uses tool more, time-consuming and laborious, in consideration of it, it is proposed that a kind of isolated form steel-core-aluminium twists Line cable.

Utility model content

The purpose of this utility model is to provide a kind of isolated form steel-cored aluminium strand cables, to solve in above-mentioned background technique Process is more troublesome and uses tool more when the current sheath on isolated form steel-cored aluminium strand cable proposed strips, Time-consuming and laborious problem.

To achieve the above object, the utility model provides the following technical solutions:

A kind of isolated form steel-cored aluminium strand cable, including cable body, the cable body is by steel core and several conductive aluminums Core composition, the cable body are equipped with the sheath of the steel core and the conductive aluminium core package, the cable body it is outer Side is equipped with punck-down block, and the punck-down block includes that the bottom being socketed on the outside of the cable body covers, is plugged in bottom set top The slotting lid in portion and with it is described it is slotting cover the pair of sliding block that is slidably connected, be provided with handle on the left and right sides end face of the bottom set Hand, the top of the slotting lid are equipped with top cover, and the top of the top cover is provided with a pair of of thread bush, the side end face of the sliding shoe On offer T-shaped card slot, the bottom end of the sliding shoe is provided with blade, two sliding shoes mutually in vertical state, Threaded post is threaded in the thread bush, the bottom end of the threaded post is provided with compatible with the card slot bottom shape Hanging platform, the threaded post are rotatablely connected by the hanging platform and the sliding shoe.

Preferably, the conductive aluminium core be twisted in the shape of a spiral around the steel core.

Preferably, the bottom covers U-shaped structure, offers slot at the top position of the bottom set left and right inner sidewall, The front end of the slot is connected with the front end face that the bottom covers.

Preferably, the turn hole of counterbore shape is offered at the bottom set top surface left and right sides edge, the turn hole is close to institute Intersect with the slot part for stating bottom set inner sidewall.

Preferably, shaft compatible with the turn hole shape, the bottom of the shaft side surface are installed in the turn hole Opening is offered at portion position, the opening and the side wall of the slot are flush, and the top of the shaft, which is equipped with, dials item.

Preferably, the left and right ends edge of the slotting lid is equipped with sliding ear compatible with the slot shape, described Open up fluted at the medium position of sliding ear side, the shape of the groove is adapted with the shape of the shaft.

Preferably, the cover slot for installing the top cover is offered on the top surface of the slotting lid, the top cover passes through bolt It is fixed in the cover slot, the sliding groove for installing the sliding shoe, the sliding shoe is offered at the slot bottom of the cover slot It is slidably connected with the sliding groove.

Compared with prior art, the utility model has the beneficial effects that

Isolated form steel-cored aluminium strand cable is socketed in by the isolated form steel-cored aluminium strand cable by the punck-down block of setting After interior, screwing the threaded post positioned at rear end can be such that longitudinal blade is inserted into sheath, and rotate punck-down block around cable body Collar extension can be opened up on sheath by sheath slit shearing, after opening up two collar extensions by screw positioned at front end threaded post i.e. Lateral blade can be made to be inserted into sheath, and pull punck-down block that can carry out transverse cuts to sheath with cutting blade, finally made Sheath between collar extension is detached from from cable body, and wire stripping process is simple and convenient, is solved at present to isolated form steel-cored aluminium strand electricity The problem that process is more troublesome and uses tool more, time-consuming and laborious when sheath on cable is stripped.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of cable body in the utility model；

Fig. 2 is the overall structure diagram of the utility model；

Fig. 3 is the structural schematic diagram of the utility model indsole set；

Fig. 4 is the structural schematic diagram of top cover in the utility model；

Fig. 5 is status diagram when sheath is peeled in the utility model.

In figure: 1, cable body；11, steel core；12, conductive aluminium core；13, sheath；2, punck-down block；21, bottom covers；211, it inserts Slot；212, turn hole；213, handle；22, lid is inserted；221, cover slot；222, sliding groove；223, sliding ear；224, groove；225, top cover； 226, thread bush；23, shaft；231, it is open；232, item is dialled；24, sliding shoe；241, card slot；242, blade；25, threaded post； 251, hanging platform.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Embodiment 1

A kind of isolated form steel-cored aluminium strand cable, as shown in Figure 1, include cable body 1, cable body 1 by steel core 11 with Several conduction aluminium cores 12 form, and cable body 1 is equipped with the sheath 13 for wrapping up steel core 11 and conductive aluminium core 12.

In the present embodiment, conductive aluminium core 12 be twisted in the shape of a spiral around steel core 11, and conductive 12 tight of aluminium core is made to exist The periphery of steel core 11 forms cramped construction, and steel core 11 mainly plays a part of to increase intensity, and conductive aluminium core 12 mainly plays transmission electric energy Effect.

Further, sheath 13 is made using PVC material, with flame retardant property is good, mechanical performance is high and insulating properties is excellent Good feature is suitable as the outer insulation of cable.

Embodiment 2

Process is more in concrete operations, when due to stripping at present to the sheath on isolated form steel-cored aluminium strand cable It is troublesome and more using tool, it is time-consuming and laborious, therefore, filled on the basis of embodiment 1 in the outside of cable body 1 equipped with wire stripping 2 are set, as a kind of preferred embodiment, as shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, punck-down block 2 includes being socketed in outside cable body 1 The bottom set 21 of side, the slotting lid 22 for being plugged in 21 top of bottom set and the pair of sliding block 24 being slidably connected with slotting lid 22, bottom set 21 Left and right sides end face on be closely welded with handle 213, insert lid 22 top top cover 225 is installed, the top of top cover 225 is tight It is close to be welded with a pair of of thread bush 226, T-shaped card slot 241 is offered on the side end face of sliding shoe 24, the bottom end of sliding shoe 24 is tight Close to be welded with blade 242, two sliding shoes 24 in vertical state, are threaded with threaded post 25, screw thread mutually in thread bush 226 The bottom end of column 25 is closely welded with hanging platform 251 compatible with 241 bottom shape of card slot, and threaded post 25 is by hanging platform 251 and slides Motion block 24 is rotatablely connected.

In the present embodiment, bottom covers 21 U-shaped structures, offers slot at the top position of bottom 21 or so inner sidewalls of set 211, the front end of slot 211 is connected with the front end face of bottom set 21.

Further, bottom covers the turn hole 212 that counterbore shape is offered at 21 top surface left and right sides edges, and turn hole 212 is close Intersect with slot 211 part that bottom covers 21 inner sidewalls.

Specifically, shaft 23 compatible with 212 shape of turn hole is installed in turn hole 212, the bottom of 23 side surface of shaft Opening 231 is offered at position, opening 231 and the side wall of slot 211 are flush, and the top of shaft 23, which is closely welded with, dials item 232, can make when stirring item 232 dial item 232 drive shaft 23 rotate, thus make opening 231 follow shaft 23 rotate, when turn When the rotation of axis 23 flushes opening 231 with the side wall of slot 211, slot 211 is in smooth state, when the rotation of shaft 23 makes to be open 231 with the side wall of slot 211 when being staggered, and the side surface of shaft 23 protrudes from the side wall of slot 211, is in slot 211 and is hindered Gear state.

Further, the left and right ends edge for inserting lid 22 is equipped with sliding ear 223 compatible with 211 shape of slot, sliding Fluted 224 are opened up at the medium position of 223 side of ear, the shape of groove 224 is adapted with the shape of shaft 23 makes slot 211 Slotting lid 22 can be passed through to sliding ear 223 in smooth state to be plugged in slot 211, when sliding ear 223 is inserted to the rear end of slot 211 When, the surface of groove 224 and the hole wall of turn hole 212 are flush, stir at this time item 232 make slot 211 be in be blocked state When, it inserts lid 22 and is stopped to be fixed on bottom set 21 by shaft 23.

Further, the cover slot 221 offered on the top surface of lid 22 for installing top cover 225 is inserted, top cover 225 passes through bolt It is fixed in cover slot 221, the sliding groove 222 for installation sliding block 24, the cunning positioned at rear end is offered at the slot bottom of cover slot 221 Dynamic slot 222 is longitudinal arrangement at the slot bottom of cover slot 221, and the sliding groove 222 positioned at front end is lateral at the slot bottom of cover slot 221 Arrangement, sliding shoe 24 are slidably connected with sliding groove 222, and the bottom end of threaded post 25 is articulated in card slot 241 by hanging platform 251, spiral shell The threaded hole for being adapted with 25 shape of threaded post and being connected with 225 bottom face of top cover, threaded hole and cunning are offered on line set 226 The position of dynamic slot 222 corresponds, and when rotating threaded post 25, threaded post 25 threadingly covers 226 progress under the action of screw thread The movement of up and down direction simultaneously drives sliding shoe 24 to slide along sliding groove 222, and when 24 slide downward of sliding shoe, blade 242 is cut In sheath 13, when 24 upward sliding of sliding shoe, blade 242 is far from sheath 13 and retraction sliding groove 222.

Bottom set 21 is socketed in required stripping first when carrying out wire stripping by the isolated form steel-cored aluminium strand cable of the utility model At line position, then it is plugged on slotting lid 22 on bottom set 21 223 alignment 211 of cunning ear on slotting lid 22, then stirs Item 232 rotates shaft 23 and opening 231 and the side wall of slot 211 is made to be staggered, and the side surface of shaft 23 protrudes from slot at this time 211 side wall makes slot 211 in state is blocked, to make to insert lid 22 by the blocking of shaft 23 and then be fixed on bottom set 21 On, finally screwing the threaded post 25 positioned at rear end can make threaded post 25 drive 24 slide downward of sliding shoe and make longitudinal blade In 242 insertion sheaths 13, punck-down block 2 is rotated around cable body 1 after handle 213 can open up ring on sheath 13 by holding Mouth makes sheath 13 by slit shearing, and then unscrewing threaded post 25 makes threaded post 25 drive 24 upward sliding of sliding shoe and make blade 242 far from collar extension is equally opened up at another place after sheath 13, by screwing the threaded post positioned at front end after opening up two collar extensions 25 can be such that lateral blade 242 is inserted into sheath 13, pull punck-down block 2 i.e. along cable body 1 after handle 213 by holding Transverse cuts can be carried out to sheath 13 with cutting blade 242, be detached from the sheath 13 between collar extension from cable body 1, use hand Sheath 13 can be removed and expose cable body 1 by conductive aluminium core 12 by the sheath 13 for stirring disengaging, can carry out cable at this time Overlap joint.

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. a kind of isolated form steel-cored aluminium strand cable, including cable body (1), the cable body (1) by steel core (11) if with Dry conduction aluminium core (12) forms, it is characterised in that: the cable body (1) is equipped with the steel core (11) and the conductive aluminum The outside of the sheath (13) of core (12) package, the cable body (1) is equipped with punck-down block (2), and the punck-down block (2) includes Be socketed in the bottom set (21) on the outside of the cable body (1), the slotting lid (22) being plugged at the top of bottom set (21) and with institute It states and inserts the pair of sliding block (24) that lid (22) is slidably connected, be provided with handle on the left and right sides end face of the bottom set (21) (213), the top of the slotting lid (22) is equipped with top cover (225), and the top of the top cover (225) is provided with a pair of of thread bush (226), it is offered T-shaped card slot (241) on the side end face of the sliding shoe (24), the bottom end setting of the sliding shoe (24) Have blade (242), two sliding shoes (24) in vertical state, are threaded with screw thread in the thread bush (226) mutually Column (25), the bottom end of the threaded post (25) are provided with hanging platform (251) compatible with the card slot (241) bottom shape, institute Threaded post (25) are stated to be rotatablely connected by the hanging platform (251) and the sliding shoe (24).

2. isolated form steel-cored aluminium strand cable according to claim 1, it is characterised in that: the conduction aluminium core (12) is around institute Steel core (11) is stated be twisted in the shape of a spiral.

3. isolated form steel-cored aluminium strand cable according to claim 1, it is characterised in that: the bottom covers (21) U-shaped knot Structure offers slot (211) at the top position of bottom set (21) left and right inner sidewall, the front end of the slot (211) with The front end face of the bottom set (21) is connected.

4. isolated form steel-cored aluminium strand cable according to claim 3, it is characterised in that: the bottom set (21) top surface or so The turn hole (212) of counterbore shape is offered at both sides of the edge, the turn hole (212) is close to the part of bottom set (21) inner sidewall Intersect with the slot (211).

5. isolated form steel-cored aluminium strand cable according to claim 4, it is characterised in that: installation in the turn hole (212) There is shaft (23) compatible with the turn hole (212) shape, the bottom position of shaft (23) side surface offers out Mouth (231), the opening (231) and the side wall of the slot (211) are flush, and the top of the shaft (23), which is equipped with, dials item (232).

6. isolated form steel-cored aluminium strand cable according to claim 5, it is characterised in that: the left and right two of the slotting lid (22) Sliding ear (223) compatible with the slot (211) shape, the middle position of sliding ear (223) side are equipped at end margin The place of setting opens up fluted (224), and the shape of the groove (224) is adapted with the shape of the shaft (23).

7. isolated form steel-cored aluminium strand cable according to claim 1, it is characterised in that: on the top surface of the slotting lid (22) The cover slot (221) for installing the top cover (225) is offered, the top cover (225) is bolted on the cover slot (221) in, the sliding groove (222) for installing the sliding shoe (24), the cunning are offered at the slot bottom of the cover slot (221) Motion block (24) is slidably connected with the sliding groove (222).