CN205564325U - Flexible cable is used to direct current dust remover - Google Patents

Abstract

The utility model provides a flexible cable is used to direct current dust remover, includes flexible copper conductor, flexible copper conductor is outer to have insulating layer, first polyester area isolation layer, copper wire woven shield, second polyester area isolation layer and oversheath layer by wrapping up in proper order outside interior, the insulating layer is the ethylene propylene rubber insulating layer, first polyester area isolation layer is the two -layer polyester area of overlapping outside the insulating layer, and the duplication is not less than 15%, copper wire woven shield does not weave the shielding layer of making for braiding density is not less than 80% soft round copper wire, second polyester area isolation layer is the two -layer polyester area of overlapping outside copper wire woven shield, and the duplication is not less than 15%, the oversheath layer is the chloroprene rubber oversheath. The utility model provides a flexible cable is used to direct current dust remover can solve the easy deformation fracture's of current direct current dust remover cable problem, and flexibility can be good, electric insulation performance is superior, fire behaviour is strong, and low temperature resistant, resistant greasy dirt can satisfy direct current dust remover operational environment's needs.

Description

Direct current cleaner unit flexible cable

Technical field

This utility model relates to flexible cable field, especially a kind of direct current cleaner unit flexible cable.

Background technology

Along with China's science and technology high speed development, electrostatic painting, electrostatic precipitation, electrostatic separation, quiet flocking and other weak current It is standby that the flow directing device of high pressure requires that power supply lead wire has mobile operation.Machine operation state and frequent operation determine with Supporting cable must possess brilliance mechanicalness, flexibility and resist be frequently bended and wear-resisting characteristic.Direct current dedusting Device cable is suitable for and electrostatic painting, electrostatic precipitation, electrostatic separation, quiet flocking and the flow directing device of other weak current high pressure In, do power supply lead wire.

Traditional DC cleaner unit cable, owing to the construction of cable uses the 2nd kind of conductor, PE insulation and PVC sheath, makes Obtaining cable harder, can produce the deformation of stranded core in cable stress BENDING PROCESS, core and sheath arise that fracture, Be not suitable for mobile operation, generally use and about half a year, i.e. occur various breakage failure, impact to use, need for this new The high performance cable of type is matched.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of direct current cleaner unit flexible cable, can solve existing The problem having the direct current yielding fracture of cleaner unit cable, resist bending performance is good, electrical insulation properties is superior, fire resistance By force, greasy dirt low temperature resistant, resistance to, the needs of direct current cleaner unit working environment can be met.

For solving above-mentioned technical problem, this utility model be the technical scheme is that a kind of direct current cleaner unit is flexible Cable,

Including flexible copper conductor, flexible copper conductor outer by be enclosed with successively outside interior insulating barrier, the first polyester band sealing coat, Proof copper-wire braided screen layer, the second polyester band sealing coat and external sheath layer；

Insulating barrier is ethylene-propylene rubber insulated layer；

First polyester band sealing coat is attached most importance to the two-layer polyester band that lap wound is wrapped in outside insulating barrier, and Duplication is not less than 15%；

Proof copper-wire braided screen layer is the screen layer that count is not less than that the soft round copper wire braiding of 80% is made；

Second polyester band sealing coat is attached most importance to the two-layer polyester band that lap wound is wrapped in outside proof copper-wire braided screen layer, and Duplication is not less than 15%；

External sheath layer is neoprene oversheath.

Flexible copper conductor is the 5th class conductor using and meeting GB/T3956 regulation, synnema pitch diameter multiple proportions control 22～ 20, stranded pitch diameter multiple proportions controls the flexible copper conductor 8～10.

A diameter of 0.15 millimeter of soft round copper wire in proof copper-wire braided screen layer.

This utility model provide direct current cleaner unit flexible cable, according to traditional cable be susceptible to sheath cracking and The defect causes such as core bend fracture, when designing cable, conductor uses 5 types, strand synnema, then fine pith strand Synthesis type, it is ensured that when bending, conductor is the most indeformable；Insulation is second the third mixture, it is ensured that electrical insulation properties； Metal screen layer uses a diameter of 0.15 millimeter of proof copper-wire braided, and count is more than 80%；Jacket material uses chlorine Buna, the problem that can solve the existing direct current yielding fracture of cleaner unit cable, resist bending performance is good, electric insulation Superior performance, fire resistance are strong, and greasy dirt low temperature resistant, resistance to can meet the needs of direct current cleaner unit working environment.

Through testing cable, result shows that cable property indices is excellent, all meets design requirement.

1, cable electrical property and the detection of insulation eccentricity degree performance, result of the test is shown in Table 1

The testing result of table 1 properties of product

2, cable cold tolerance experimental test the results are shown in Table 2.

Table 2 cold resistant cable measured performance index

Accompanying drawing explanation

The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:

Fig. 1 is this utility model structural representation.

Detailed description of the invention

As it is shown in figure 1, a kind of direct current cleaner unit flexible cable,

Including flexible copper conductor 1, flexible copper conductor 1 is outer is enclosed with insulating barrier the 2, first polyester band outside interior successively Sealing coat 3, proof copper-wire braided screen layer the 4, second polyester band sealing coat 5 and external sheath layer 6；

Insulating barrier 2 is ethylene-propylene rubber insulated layer；

First polyester band sealing coat 3 is attached most importance to the two-layer polyester band that lap wound is wrapped in outside insulating barrier 2, and Duplication is not less than 15%；

The soft round copper wire that proof copper-wire braided screen layer 4 is not less than 80% for count weaves the screen layer made；

Second polyester band sealing coat 5 is attached most importance to the two-layer polyester band that lap wound is wrapped in outside proof copper-wire braided screen layer 4, and Duplication is not Less than 15%；

External sheath layer 6 is neoprene oversheath.

Flexible copper conductor 1 is the 5th class conductor using and meeting GB/T3956 regulation, synnema pitch diameter multiple proportions control 22～ 20, stranded pitch diameter multiple proportions controls the flexible copper conductor 8～10.

A diameter of 0.15 millimeter of soft round copper wire in proof copper-wire braided screen layer 4.

Production process of the present utility model is as follows:

According to design product structure, the technological process of production is as follows: wire drawing → synnema → insulating barrier extrude (sulfuration) → Spark test → polyester belt is wrapped → proof copper-wire braided → polyester belt is wrapped → oversheath extrude (sulfuration) → product inspection → Packaging warehouse-in.

1, conductor 1

1.1 conductors should meet the 5th class conductor of GB/T3956 regulation,

1.2 synnema pitch diameter multiple proportions control 22～20, and stranded pitch diameter multiple proportions controls 8～10.

2, insulating barrier 2

Insulating barrier 2 uses and meets IE4 in GB/T5013.1 (second third) rubber mixture, and insulate nominal thickness 11.0 Millimeter, insulation average thickness is not less than nominal thickness, and thinnest point is not less than the 90%-0.1 millimeter of nominal thickness.

3, the first polyester band sealing coat 3 is wrapped

Insulating barrier 2 is outer overlapping around polyester band of double-baging, and Duplication is not less than 15%.

4, proof copper-wire braided screen layer 4

Proof copper-wire braided shielding uses a diameter of 0.15 millimeter of soft round copper wire, and copper wire should meet GB/T 3953-2009's Regulation, count should be not less than 80%, and proof copper-wire braided is evenly distributed, surfacing, and braid does not allow entirety to connect Continuous, the termination of monofilament grafting does not allows to leak outside.

5, the second polyester band sealing coat 5

Proof copper-wire braided shielding is outer overlapping around polyester band of double-baging, and Duplication is not less than 15%.

6, oversheath 6

Oversheath 6 sheath uses should meet SE4 in GB/T5013.1 (neoprene) mixture prescribed material, sheath mark Claiming thickness 2.5 millimeters, average thickness cannot be less than nominal thickness.Thinnest point is not less than the 85%-0.1 milli of nominal thickness Rice.

Claims (3)

1. a direct current cleaner unit flexible cable, it is characterised in that:

Including flexible copper conductor (1), flexible copper conductor (1) is enclosed with insulating barrier (2), the first polyester band sealing coat (3), proof copper-wire braided screen layer (4), the second polyester band sealing coat (5) and external sheath layer (6) outward outside interior successively；

Insulating barrier (2) is ethylene-propylene rubber insulated layer；

First polyester band sealing coat (3) lap wound of attaching most importance to is wrapped in insulating barrier (2) two-layer polyester band outward, and Duplication is not less than 15%；

Proof copper-wire braided screen layer (4) is the screen layer that count is not less than that the soft round copper wire braiding of 80% is made；

Second polyester band sealing coat (5) lap wound of attaching most importance to is wrapped in proof copper-wire braided screen layer (4) two-layer polyester band outward, and Duplication is not less than 15%；

External sheath layer (6) is neoprene oversheath.

Direct current cleaner unit flexible cable the most according to claim 1, it is characterized in that: flexible copper conductor (1) is the 5th class conductor using and meeting GB/T3956 regulation, synnema pitch diameter multiple proportions controls 22～20, and stranded pitch diameter multiple proportions controls the flexible copper conductor 8～10.

Direct current cleaner unit flexible cable the most according to claim 1, it is characterised in that: a diameter of 0.15 millimeter of the soft round copper wire in proof copper-wire braided screen layer (4).