CN202976954U - Drag-resistant and anti-scratch mobile cable and extrusion molding mould device thereof - Google Patents
Drag-resistant and anti-scratch mobile cable and extrusion molding mould device thereof Download PDFInfo
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- CN202976954U CN202976954U CN2013200404542U CN201320040454U CN202976954U CN 202976954 U CN202976954 U CN 202976954U CN 2013200404542 U CN2013200404542 U CN 2013200404542U CN 201320040454 U CN201320040454 U CN 201320040454U CN 202976954 U CN202976954 U CN 202976954U
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Abstract
The utility model relates to a drag-resistant and anti-scratch mobile cable and an extrusion molding mould device thereof. The drag-resistant and anti-scratch mobile cable and the extrusion molding mould device thereof are characterized in that the mobile cable is composed of a plurality of soft copper conductors, an insulation coating layer, a filling rope, a rubber and plastic inside layer, an aramid fiber weaving reinforced layer, an elastic soft outer sheathing layer, a abrasion-resistant rubber and plastic rod and the like. The extrusion molding mould device is composed of an extrusion molding front mould of the elastic soft outer sheathing layer and an extrusion molding back mould of the abrasion-resistant rubber and plastic rod, wherein the extrusion molding back mould of the abrasion-resistant rubber and plastic rod is composed of a die holder, an internal mould, a back bearing, a ratchet wheel, a gland and an electric heating ring. A rubber and plastic rod is arranged on the surface of the sheathing layer of the mobile cable, wherein the rubber and plastic rod is in a spiral structure. When the mobile cable is used, a cable body is off the ground and is hanged in the air so as to avoid scratches and damages caused by the direct friction between the cable body and the ground and hard objects. In the meantime, the contact area between the cable and the ground is greatly reduced, so that labor intensity is lightened to a large extent when the cable is moved in the process of construction.
Description
Technical field
The utility model relates to a kind of removal cable and makes mould.
Background technology
At present by laying occupation mode classification, electric wire can be divided into fixing cabling and two kinds of the removal cables of temporary laid as required.in use, fixedly lay occupation mode and generally can not cause mechanical damage to electric wire, occupation mode is laid in movement can make removal cable frequently pull, although the removal cable structure is compared with fixing cabling, softness and bending property are excellent, but frequently dragging, the coat layer of power cable and ground, job site or hard thing scrape, very easily cause cable cover(ing) to be scraped and damage and injure internal insulating layer, puncture short occurs then, cause removal cable to be scrapped too early thus, cause useful life extremely short, cable needs frequent updating to use, not only cause serious waste, but also the life danger of touching operating personnel.More outstanding during the abominable site construction of the construction environments such as this drawback is uneven on ground, hard thing is many.In addition, rapid economic development along with China, the removal cable that use in related each field is on the increase, the abominable degree of construction environment and difficulty are more harsh, China continues to increase production safety management and the punishment of unit in charge of construction simultaneously, forces unit in charge of construction to propose higher, stricter requirement to service quality and the security performance of removal cable.
The utility model content
The removal cable that the purpose of this utility model is to solve current conventional flexible structure easily drags scrapes the deficiencies such as breakage, poor stability, useful life be short, provide that a kind of reliable in quality, the scratch resistant damage of anti-towing, security performance are good, long service life, can reduce widely the scratch resistant damage removal cable of anti-towing of the use cost of applying unit.In addition, further purpose of the present utility model is to provide a kind of extrusion molding mould device of making the scratch resistant damage removal cable of this anti-towing, and this die device has the advantages such as simple structure, manufacture craft is simple, realization is easy, cost is low.
The technical solution of the utility model is achieved in that
the scratch resistant damage removal cable of a kind of anti-towing, its characteristics are to comprise some strands of soft copper conductors, insulating coating, gasket for packing, the rubber and plastic inner covering, aramid fiber braiding reinforced layer, the elastomeric flexible external sheath layer, the wear-resisting rubber-plastics rib, wherein said insulating coating is coated on the soft copper conductor of each strand, in described gasket for packing is arranged at that the insulating coating of the soft copper conductor of each strand surrounds hollow gap, described rubber and plastic inner covering is coated on the peripheral surface of the insulating coating that is positioned at the soft copper conductor of each strand, described aramid fiber braiding reinforced layer is wrapped on the outer surface of rubber and plastic inner covering, described elastomeric flexible external sheath layer is wrapped on the outer surface of aramid fiber braiding reinforced layer, described wear-resisting rubber-plastics rib shape structure twist is wrapped on the outer surface of elastomeric flexible external sheath layer.
In order to realize further purpose of the present utility model, the technical scheme of this extrusion molding mould device is achieved in that
A kind of elastomeric flexible external sheath layer of the scratch resistant damage removal cable of aforementioned anti-towing and extrusion molding mould device of wear-resisting rubber-plastics rib made, its characteristics are to comprise mould after the extrusion molding of the extrusion molding front mold of elastomeric flexible external sheath layer and wear-resisting rubber-plastics rib, wherein
Described extrusion molding front mold is made of master mold and male model;
After described extrusion molding, mould comprises die holder, internal mold, fore bearing, rear bearing, ratchet, gland and Electrothermal ring, wherein said die holder becomes can supply internal mold, fore bearing, the accommodating hollow mould body structure of rear bearing, and the middle part of described internal mold becomes the hollow mould body structure that the cable of can powering passes through; Described internal mold is set in die holder, and is provided with fore bearing and is provided with rear bearing by the rear end at internal mold and die holder by the front end at internal mold and die holder and make during internal mold rotatably is set in die holder; Described gland is fixedly installed in the front end face of internal mold, is fixed on the front end of internal mold and die holder so that fore bearing limits; Described ratchet is fixedly installed on the end face of gland, and described Electrothermal ring coats and is arranged on the surface of die holder; Also be provided with injection hole on described die holder, also be provided with annular diversion trench between the outer wall of the inwall of die holder and internal mold, this annular diversion trench is connected with injection hole; Also be provided with the guiding gutter of extruding that is incline structure from top to bottom in internal mold, this upper end of extruding guiding gutter is connected with annular diversion trench, and this lower end of extruding guiding gutter is through on the rear end face of internal mold.
The beneficial effects of the utility model:
(1) removal cable product of the present utility model, can frequently drag wiping and be difficult for occuring scratch, impaired with hard thing on construction ground, and can bear larger longitudinal pulling force, not only quality be really up to the mark, reliable, durability is good, long service life, but also has high security performance.The maximum characteristics of removal cable product of the present utility model have: 1. on soft flexible structure cable core surface, the mesh grid of high-tensile aramid fiber is set, both can have improved the vertical resistance to tension of cable, can effectively protect cable built-in electrical insulation structure again.2. the rubber and plastic rib of a helicoidal structure is set on removal cable restrictive coating surface, towing is mobile when using, makes cable body liftoff unsettled, avoid cable body directly to give birth to friction and scrape the damage breakage with ground, hard produce; Simultaneously cable greatly reduces with contact area of ground, has alleviated the labour intensity when constructing removal cable on can be largely, and also attenuate jacket thickness to a certain extent, not only alleviate cable weight but also can reduce the cable sheath material cost; In addition, the rubber and plastic rib is uniform in the shape of a spiral at cable surface, not only can not affect the bending property of cable, increases on the contrary restrictive coating intensity.
(2) extrusion molding mould device of the present utility model has the advantages such as simple structure, manufacture craft is simple, realization is easy, cost is low, and is very convenient in the removal cable product of enterprise's design production structure noted earlier.
Below in conjunction with accompanying drawing, the utility model is further described:
Description of drawings
Fig. 1 is removal cable structural representation of the present utility model.
Fig. 2 is the cross section structure schematic diagram of removal cable of the present utility model.
Fig. 3 is the structural representation of extrusion molding mould device of the present utility model.
Embodiment
Embodiment one:
As shown in Figure 1 and Figure 2, the scratch resistant damage removal cable of a kind of anti-towing described in the utility model, it comprises some strands of soft copper conductors 1, insulating coating 2, gasket for packing 3, rubber and plastic inner covering 4, aramid fiber braiding reinforced layer 5, elastomeric flexible external sheath layer 6, wear-resisting rubber-plastics rib 7, the number of share of stock of wherein said soft copper conductor 1, can arrange according to the model specification of whole piece removal cable, without specific limited, and what represent in Fig. 1 and Fig. 2 is that scheme take five soft copper conductors is as example structure.Described insulating coating 2 is coated on the soft copper conductor 1 of each strand, in described gasket for packing 3 is arranged at that the insulating coating 2 of the soft copper conductor 1 of each strand surrounds hollow gap, this gasket for packing 3 both can strengthen vertical resistance to tension of cable, when the soft copper conductor 1 of each strand is arranged ringwise, be convenient to typing, and can also play the heat radiation of having accelerated the soft copper conductor 1 of each strand.Described rubber and plastic inner covering 4 is coated on the peripheral surface of the insulating coating 2 that is positioned at the soft copper conductor 1 of each strand; described aramid fiber braiding reinforced layer 5 is wrapped on the outer surface of rubber and plastic inner covering 4; this aramid fiber braiding reinforced layer 5 both can further improve the vertical resistance to tension of cable, can effectively protect cable built-in electrical insulation structure again.Described elastomeric flexible external sheath layer 6 is wrapped on the outer surface of aramid fiber braiding reinforced layer 5, and described wear-resisting rubber-plastics rib 7 shape structure twist is wrapped on the outer surface of elastomeric flexible external sheath layer 6.By the setting of this wear-resisting rubber-plastics rib 7, make cable towing is mobile when using, can realize that cable body is liftoff unsettled, avoid cable body directly contact with ground, hard thing and produce friction and scrape the damage breakage; Simultaneously cable greatly reduces with contact area of ground, has alleviated the labour intensity when constructing removal cable on can be largely, and also attenuate jacket thickness to a certain extent, not only alleviate cable weight but also can reduce the cable sheath material cost; In addition, the rubber and plastic rib is uniform in the shape of a spiral at cable surface, not only can not affect the bending property of cable, increases on the contrary restrictive coating intensity.
Embodiment two:
As shown in Figure 3, a kind of elastomeric flexible external sheath layer of the scratch resistant damage removal cable of anti-towing noted earlier and extrusion molding mould device of wear-resisting rubber-plastics rib made, it comprises mould 9 after the extrusion molding of the extrusion molding front mold 8 of elastomeric flexible external sheath layer 6 and wear-resisting rubber-plastics rib 7, wherein
Described extrusion molding front mold 8 is made of master mold 81 and male model 82, and this extrusion molding front mold 8 is basic identical with general cable rubber extrusion forming mould, so be not described in detail.In the present embodiment, extrusion molding front mold 8 being introduced narrated together, is mainly because when implementing, be pipeline system work between mould 9 after this extrusion molding front mold 8 and extrusion molding, is to be mutually related between both.
As shown in Figure 3, after described extrusion molding, mould 9 comprises die holder die holder 91, internal mold 92, fore bearing 93, rear bearing 94, ratchet 95, gland 96 and Electrothermal ring 97, wherein said die holder 91 becomes can supply internal mold 92, fore bearing 93, the accommodating hollow mould body structure of rear bearing 94, and the middle part of described internal mold 92 becomes the hollow mould body structure that the cable of can powering passes through; Described internal mold 92 is set in die holder 91, and is provided with fore bearing 93 and is provided with rear bearing 94 by the rear end at internal mold 92 and die holder 91 by the front end at internal mold 92 and die holder 91 and make during internal mold 92 rotatably is set in die holder 91; Described gland 96 is fixedly installed in the front end face of internal mold 92, so that fore bearing 93 limits on the front end that is fixed on internal mold 92 and die holder 91; Described ratchet 95 is fixedly installed on the end face of gland 96, and described Electrothermal ring 97 coats and is arranged on the surface of die holder 91, die holder 91 is played the effect of constant temperature, and the rubber and plastic melten gel in mould 9 keeps good mobility after extrusion molding to guarantee to get into.Also be provided with injection hole 98 on described die holder 91, also be provided with annular diversion trench 99 between the outer wall of the inwall of die holder 91 and internal mold 92, this annular diversion trench 99 is connected with injection hole 98; Also be provided with in internal mold 92 be incline structure from top to bottom extrude guiding gutter 100, this upper end of extruding guiding gutter 100 is connected with annular diversion trench 99, this lower end of extruding guiding gutter 100 is through on the rear end face of internal mold 92.
the operation principle of this extrusion molding mould device is roughly such: described ratchet 95 is connected with driving mechanism (as motor or gearbox) by chain, described injection hole 98 and general vertical extruder closed butt joint, when aramid fiber weaves cable core after the conventional process tools moulding, namely enter into extrusion molding front mold 8, enclose elastomeric flexible external sheath layer 6 by extrusion molding front mold 8 on aramid fiber braiding reinforced layer 5 surfaces, enter into again immediately mould 9 after extrusion molding, the sheath cable core is suspended in the hollow structure of internal mold 92, described die holder 91 is fixing non-rotary, described internal mold 92 is under the driving of ratchet 95, at the uniform velocity rotate by certain speed, make the rubber and plastic melten gel that enters from injection hole 98, be squeezed into through annular diversion trench 99 and extrude in guiding gutter 100, then the rubber and plastic melten gel rib of extruding from extruding guiding gutter 100, and be spirally wrapped around on elastomeric flexible external sheath layer 6, be closely integrated with restrictive coating, form wear-resisting rubber-plastics rib 7.
The winding pitch of described wear-resisting rubber-plastics rib 7 and the speed of rotary die and production line are closely related, and the rubber and plastic hypertrophy of tendon and muscle is thin and extrusion capacity vertical extruder is closely related, and large I is arbitrarily regulated, and flexible operation is easy.In addition, due to two heads distances almost near, the coat layer of power cable after extruding enters rotary extrusion die orifice place still can keep molten condition, this moment the rubber and plastic rib after the mould can with restrictive coating molten one mutually, with by the water-cooled moulding, sheath and rubber and plastic muscle are combined closely, and external force is difficult to separate, and has finally realized the moulding of the soft structure removal cable of the scratch resistant damage of anti-towing.It is low that this implements Meteorological, is to utilize cmpletely the design utility model of carrying out on existing traditional extrusion equipment basis.
Be only one of preferred embodiment of the present utility model shown in the utility model above-described embodiment and accompanying drawing, can not limit to protection range of the present utility model with this.In the situation that do not break away from the utility model marrow, any change that those skilled in the art do within all belonging to protection range of the present utility model, thereby should be subject to that legal protection should be arranged.
Claims (2)
1. scratch resistant damage removal cable of anti-towing, it is characterized in that: comprise some strands of soft copper conductors (1), insulating coating (2), gasket for packing (3), rubber and plastic inner covering (4), aramid fiber braiding reinforced layer (5), elastomeric flexible external sheath layer (6), wear-resisting rubber-plastics rib (7), wherein said insulating coating (2) is coated on the soft copper conductor of each strand (1), in described gasket for packing (3) is arranged at that the insulating coating (2) of the soft copper conductor of each strand (1) surrounds hollow gap, described rubber and plastic inner covering (4) is coated on the peripheral surface of the insulating coating (2) that is positioned at the soft copper conductor of each strand (1), described aramid fiber braiding reinforced layer (5) is wrapped on the outer surface of rubber and plastic inner covering (4), described elastomeric flexible external sheath layer (6) is wrapped on the outer surface of aramid fiber braiding reinforced layer (5), described wear-resisting rubber-plastics rib (7) shape structure twist is wrapped on the outer surface of elastomeric flexible external sheath layer (6).
2. make the elastomeric flexible external sheath layer of the scratch resistant damage removal cable of the described anti-towing of claim 1 and the extrusion molding mould device of wear-resisting rubber-plastics rib for one kind, it is characterized in that: comprise mould (9) after the extrusion molding of the extrusion molding front mold (8) of elastomeric flexible external sheath layer (6) and wear-resisting rubber-plastics rib (7), wherein
Described extrusion molding front mold (8) is made of master mold (81) and male model (82);
Mould after described extrusion molding (9) comprises die holder (91), internal mold (92), fore bearing (93), rear bearing (94), ratchet (95), gland (96) and Electrothermal ring (97), wherein said die holder (91) becomes can supply internal mold (92), fore bearing (93), the accommodating hollow mould body structure of rear bearing (94), and the middle part of described internal mold (92) becomes the hollow mould body structure that the cable of can powering passes through; Described internal mold (92) is set in die holder (91), and is provided with fore bearing (93) and is provided with rear bearing (94) by the rear end at internal mold (92) and die holder (91) by the front end at internal mold (92) and die holder (91) and make during internal mold (92) rotatably is set in die holder (91); Described gland (96) is fixedly installed in the front end face of internal mold (92), so that fore bearing (93) limits on the front end that is fixed on internal mold (92) and die holder (91); Described ratchet (95) is fixedly installed on the end face of gland (96), and described Electrothermal ring (97) coats and is arranged on the surface of die holder (91); Also be provided with injection hole (98) on described die holder (91), also be provided with annular diversion trench (99) between the outer wall of the inwall of die holder (91) and internal mold (92), this annular diversion trench (99) is connected with injection hole (98); Also be provided with in internal mold (92) be incline structure from top to bottom extrude guiding gutter (100), this upper end of extruding guiding gutter (100) is connected with annular diversion trench (99), and this lower end of extruding guiding gutter (100) is through on the rear end face of internal mold (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200404542U CN202976954U (en) | 2013-01-09 | 2013-01-09 | Drag-resistant and anti-scratch mobile cable and extrusion molding mould device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200404542U CN202976954U (en) | 2013-01-09 | 2013-01-09 | Drag-resistant and anti-scratch mobile cable and extrusion molding mould device thereof |
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| Publication Number | Publication Date |
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| CN202976954U true CN202976954U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200404542U Expired - Fee Related CN202976954U (en) | 2013-01-09 | 2013-01-09 | Drag-resistant and anti-scratch mobile cable and extrusion molding mould device thereof |
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| CN (1) | CN202976954U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151106A (en) * | 2013-01-09 | 2013-06-12 | 广东中宝联合电缆有限公司 | Movable cable of resistance to drag and scraping prevention and extrusion forming mould device thereof |
| CN105225741A (en) * | 2015-09-23 | 2016-01-06 | 广西资优电气设备有限公司 | A kind of cable of high structural strength |
| CN105225742A (en) * | 2015-09-23 | 2016-01-06 | 广西资优电气设备有限公司 | A kind of cable |
| CN107170535A (en) * | 2017-05-15 | 2017-09-15 | 英特斯（苏州）新型纺织材料科技有限公司 | A kind of ultra-fine sheath-core yarn wire and its making apparatus |
-
2013
- 2013-01-09 CN CN2013200404542U patent/CN202976954U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151106A (en) * | 2013-01-09 | 2013-06-12 | 广东中宝联合电缆有限公司 | Movable cable of resistance to drag and scraping prevention and extrusion forming mould device thereof |
| CN105225741A (en) * | 2015-09-23 | 2016-01-06 | 广西资优电气设备有限公司 | A kind of cable of high structural strength |
| CN105225742A (en) * | 2015-09-23 | 2016-01-06 | 广西资优电气设备有限公司 | A kind of cable |
| CN107170535A (en) * | 2017-05-15 | 2017-09-15 | 英特斯（苏州）新型纺织材料科技有限公司 | A kind of ultra-fine sheath-core yarn wire and its making apparatus |
| CN107170535B (en) * | 2017-05-15 | 2023-03-24 | 英特斯（苏州）新型纺织材料科技有限公司 | Superfine sheath-core wire and manufacturing equipment thereof |
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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: 20130605 Termination date: 20160109 |