CN210837279U - Anti-corrosion sewage pump cable - Google Patents
Anti-corrosion sewage pump cable Download PDFInfo
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- CN210837279U CN210837279U CN201922234059.8U CN201922234059U CN210837279U CN 210837279 U CN210837279 U CN 210837279U CN 201922234059 U CN201922234059 U CN 201922234059U CN 210837279 U CN210837279 U CN 210837279U
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- outer peripheral
- corrosion
- protective layer
- dredge pump
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Abstract
The utility model relates to an anticorrosion dredge pump cable, it includes the cable body, the cable body from interior to exterior includes three conductor unit of three-phase splitting in proper order, compound respectively at the outside protective layer of conductor unit, the insulating layer of parcel at the protective layer outer peripheral face, the shielding layer of parcel at the insulating layer outer peripheral face, the anticorrosive coating of parcel at the shielding layer outer peripheral face, the alloy lead sheathing of parcel at the anticorrosive coating outer peripheral face, the plastics reinforcing protective layer of parcel at the alloy lead sheathing outer peripheral face, a waterproof layer for wrapping up three plastics reinforcing protective layer, the inner liner of parcel at the waterproof layer outer peripheral face, the steel wire armor of parcel at the inner liner outer peripheral face, the outer jacket of parcel at the steel wire armor outer peripheral face. The utility model has the advantages that: the anti-corrosion performance is better, and the service life of the cable is prolonged.
Description
Technical Field
The utility model belongs to the technical field of cable equipment's technique and specifically relates to a prevent corrosion dredge pump cable is related to.
Background
The sewage pump is a pump product which is connected with a motor and simultaneously submerged to work under liquid, and compared with a common horizontal pump or a vertical sewage pump, the sewage pump has compact structure and small occupied area. The sewage pump is a submersible sewage pump, can tear and cut off substances such as long fibers, bags, belts, grass, cloth strips and the like in sewage, then smoothly discharges the substances, and is particularly suitable for conveying liquid containing hard solids and fibrous substances and particularly dirty, sticky and slippery liquid. There are two types: AS and AV submersible sewage pump.
A cable is typically a rope-like cable having several or groups of at least two twisted conductors, each group insulated from each other and often twisted around a center, with a highly insulating covering over the entire outer surface.
Because the service environment of dredge pump is comparatively abominable, so to the requirement of its used cable higher, need the cable can waterproof anticorrosion, but current cable corrosion protection performance for the dredge pump is relatively poor for when the sewage pump is extracting the stronger sewage of corrosivity, the cable corrodes comparatively fast, awaits a urgent need to solve.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide an anticorrosion dredge pump cable, its advantage: the anti-corrosion performance is better, and the service life of the cable is prolonged.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an anticorrosion dredge pump cable, which comprises a cable body, the cable body from interior to exterior includes three phase-splitting's three conductor unit in proper order, compound the protective layer in the conductor unit outside respectively, the insulating layer of parcel at the protective layer outer peripheral face, the shielding layer of parcel at the insulating layer outer peripheral face, the anticorrosive coating of parcel at the shielding layer outer peripheral face, the alloy lead sheathing of parcel at the anticorrosive coating outer peripheral face, the plastics reinforcing protective layer of parcel at the alloy lead sheathing outer peripheral face, a waterproof layer for wrapping up three plastics reinforcing protective layer, the inner liner of parcel at the waterproof layer outer peripheral face, the steel wire armor of parcel at the inner liner outer peripheral face, the outer jacket of parcel at the steel wire.
By adopting the technical scheme, the three conductor units with three phases separated have larger power transmission capacity and smaller voltage drop, so that the voltage drop of the cable body is smaller; the protective layer, the insulating layer, the shielding layer, the anticorrosive layer, the alloy lead sleeve and the plastic reinforced protective layer are sequentially wrapped outside the conductor unit, so that the cable body can normally work and has excellent waterproof and anticorrosive performances, and the alloy lead sleeve has better stability in severe acid-base environments, so that the conductor unit is effectively protected; meanwhile, due to the arrangement of the waterproof layer, the possibility that external liquid enters the cable body is further reduced, and the waterproof and anti-corrosion performance of the cable body is improved; due to the arrangement of the lining layer, the abrasion of the steel wire armor to the waterproof layer can be reduced, and the stability of the cable body is further improved; the setting of outer jacket, the waterproof corrosion resistance of promotion cable body that can be further.
The present invention may be further configured in a preferred embodiment as: the conductor unit is formed by twisting a plurality of strands of nickel-plated copper wires.
Through adopting above-mentioned technical scheme, the copper line is good conducting material, and the strand nickel-plated copper wire transposition forms the conductor unit and has guaranteed that this cable body has guaranteed the difficult fracture that takes place of conductor unit when good electrically conductive, and then the influence is used.
The present invention may be further configured in a preferred embodiment as: the protective layer is made of polyurethane polymer material.
By adopting the technical scheme, the polyurethane polymer material is softer, the abrasion of the insulating layer to the conductor unit can be reduced, and meanwhile, the polyurethane polymer material has good insulating property, corona resistance and arc resistance, so that the electric insulating property of the cable can be kept stable when the temperature and frequency change or the cable is affected by tide, and the polyurethane polymer material also has good insulating property.
The present invention may be further configured in a preferred embodiment as: the insulating layer is made of mica.
By adopting the technical scheme, the mica not only has good insulativity and high temperature resistance, but also has stable physical and chemical properties, and ensures that the insulating layer can well protect the conductor unit when the conductor unit is conductive.
The present invention may be further configured in a preferred embodiment as: the shielding layer is formed by weaving tinned copper wires.
By adopting the technical scheme, the mutual interference between the conductor units can be reduced, and the capability of the cable body for resisting the external interference is enhanced.
The present invention may be further configured in a preferred embodiment as: the anticorrosive layer is made of a composite silicon rubber material.
By adopting the technical scheme, the composite silicone rubber material has better torsion resistance, corrosion resistance and high temperature resistance, improves the elastic strength of the cable, and prevents the cable from being broken due to stronger external force.
The present invention may be further configured in a preferred embodiment as: the waterproof layer is made of polyethylene.
Through adopting above-mentioned technical scheme, the waterproof layer has prevented that external water from entering into in the conductor unit, and then reduces the conductor unit and contact water and then produce the possibility of damaging.
The present invention may be further configured in a preferred embodiment as: the steel wire armor is provided with two layers, and an anti-abrasion layer is arranged between the two layers of the steel wire armor.
Through adopting above-mentioned technical scheme, two-layer steel wire armor can improve the bearing capacity of cable body to mechanical injury, presss from both sides one deck abrasionproof layer between two-layer steel wire armor, can avoid two-layer steel wire armor wearing and tearing and the production of friction static mutually.
The present invention may be further configured in a preferred embodiment as: and a filler is arranged between the plastic reinforced protective layer and the waterproof layer, and the filler is made of inorganic insulating fibers or inorganic mineral insulators.
Through adopting above-mentioned technical scheme, the setting of filler makes plastics reinforcing protective layer and waterproof layer zonulae occludens, has reduced the plastics reinforcing protective layer between adjacent and has produced the possibility of damaging because of the friction.
The present invention may be further configured in a preferred embodiment as: the outer jacket is made of low-smoke halogen-free materials.
By adopting the technical scheme, the low-smoke halogen-free material has good waterproof and fireproof performances, has strong corrosion resistance, and effectively prevents the influence of the external environment on the cable.
To sum up, the utility model discloses a following at least one anticorrosion dredge pump cable beneficial technological effect:
1. by sequentially wrapping the protective layer, the insulating layer, the shielding layer, the anticorrosive layer, the alloy lead sleeve and the plastic reinforced protective layer outside the conductor unit, the cable body can normally work and has excellent waterproof and anticorrosive performances;
2. the waterproof layer and the protective layer are matched with each other, so that the corrosion resistance and the waterproof performance of the cable body are further improved, and the service life of the cable is prolonged;
3. through setting up the shielding layer, can reduce the mutual interference between the conductor unit, and strengthened the ability that the cable body withstood external disturbance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a cable body; 2. a conductor unit; 21. a protective layer; 22. an insulating layer; 23. a shielding layer; 24. an anticorrosive layer; 25. an alloy lead sleeve; 26. a plastic reinforced protective layer; 3. a waterproof layer; 4. an inner liner layer; 5. steel wire armoring; 51. an anti-wear layer; 6. an outer jacket; 7. and (4) filling materials.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an anticorrosion dredge pump cable, including cable body 1, cable body 1 includes three conductor unit 2 of three-phase splitting from interior to exterior in proper order, compound respectively at conductor unit 2 outside protective layer 21, the insulating layer 22 of parcel at the protective layer 21 outer peripheral face, the shielding layer 23 of parcel at the insulating layer 22 outer peripheral face, the anticorrosive coating 24 of parcel at the shielding layer 23 outer peripheral face, the alloy lead sheath 25 of parcel at the anticorrosive coating 24 outer peripheral face, the plastics reinforcing protective layer 26 of parcel at the alloy lead sheath 25 outer peripheral face, waterproof layer 3 for wrapping up three plastics reinforcing protective layer 26, the inner liner 4 of parcel at the 3 outer peripheral faces of waterproof layer, the steel wire armor 5 of parcel at the 4 outer peripheral faces of inner liner, the outer jacket 6 of parcel at the 5 outer peripheral faces of steel wire armor.
Three conductor unit 2 are parallel to each other between two liang, and its cross-section becomes triangle-shaped and arranges, and conductor unit 2 is stranded nickel-plated copper wire transposition and forms, has guaranteed that this cable body 1 has guaranteed conductor unit 2 difficult fracture when good electrically conductive, and then the influence is used. The protective layer 21 is made of polyurethane polymer material, the polyurethane polymer material is soft, abrasion of the insulating layer 22 to the conductor unit 2 can be reduced, and meanwhile, the cable has good insulating performance, corona resistance and arc resistance, the electric insulating performance of the cable can be kept stable when temperature and frequency change or tide occurs, and the cable also has good insulating property. The insulating layer 22 is made of mica, and the mica has good insulating property and high temperature resistance and stable physical and chemical properties, so that the insulating layer 22 can well protect the conductor unit 2 when the conductor unit 2 conducts electricity. The shielding layer 23 is formed by weaving tinned copper wires, so that mutual interference between the conductor units 2 can be reduced, and the capability of the cable body 1 for resisting external interference is enhanced. The anti-corrosion layer 24 is made of a composite silicon rubber material, and the composite silicon rubber material has good torsion resistance, corrosion resistance and high temperature resistance, so that the elastic strength of the cable is improved, and the cable is prevented from being broken due to strong external force. The lead alloy sheath 25 has better stability in a severe acid-base environment, thereby effectively protecting the conductor unit 2. The plastic reinforced protective layer 26 is made of a high polymer material, has high weather resistance, and can prolong the service life of the alloy lead sleeve 25.
Waterproof layer 3 is made for polyethylene, and waterproof layer 3 has prevented that external water from entering into conductor unit 2 in, and then reduces conductor unit 2 and contacts water and then produce the possibility of damaging. Meanwhile, the filler 7 is arranged between the plastic reinforced protective layer 26 and the waterproof layer 3, the filler 7 fills a gap between the plastic reinforced protective layer 26 and the waterproof layer 3, and the filler 7 is made of inorganic insulating fibers or inorganic mineral insulators, so that the plastic reinforced protective layer 26 is tightly connected with the waterproof layer 3, and the possibility that the adjacent plastic reinforced protective layers 26 are damaged due to friction is reduced. The steel wire armoring 5 comprises two layers, the rest are one layer, and an anti-abrasion layer 51 is arranged between the two layers of steel wire armoring 5; the two layers of steel wire armors 5 can improve the bearing capacity of the cable body 1 to mechanical damage, and an anti-abrasion layer 51 is clamped between the two layers of steel wire armors 5, so that the two layers of steel wire armors 5 can be prevented from being abraded mutually and generating friction static electricity; the inner liner layer 4 can play the effect of keeping apart, reduces the wearing and tearing of steel wire armor 5 to waterproof layer 3, and the inner liner layer 4 still can protect conductor unit 2, makes conductor unit 2 avoid the injury of steel wire armor 5. The outer protective layer 6 is made of a low-smoke halogen-free material, and the low-smoke halogen-free material has good waterproof and fireproof performances and strong corrosion resistance, so that the influence of the external environment on the cable is effectively prevented; meanwhile, the outer protective layer 6 can prevent the steel wire armor 5 from contacting with water, air or other objects, and prevent the steel wire armor 5 from being affected with damp and oxidized or being damaged mechanically.
The implementation principle of the embodiment is as follows: the three phase-separated conductor units 2 have large power transmission capacity and small voltage drop, so that the voltage drop of the cable body 1 is small; by sequentially wrapping the protective layer 21, the insulating layer 22, the shielding layer 23, the anticorrosive layer 24, the alloy lead sleeve 25 and the plastic reinforced protective layer 26 outside the conductor unit 2, the cable body 1 can work normally, the cable body 1 has excellent waterproof and anticorrosive performances, and the alloy lead sleeve 25 has better stability in a severe acid-base environment, so that the conductor unit 2 is effectively protected, the plastic reinforced protective layer 26 is made of a high polymer material, has stronger weather resistance, and can prolong the service life of the alloy lead sleeve 25; meanwhile, due to the arrangement of the waterproof layer 3, the possibility that external liquid enters the cable body 1 is further reduced, and the waterproof and corrosion-resistant performance of the cable body 1 is improved; due to the arrangement of the lining layer 4, the abrasion of the steel wire armor 5 on the waterproof layer 3 can be reduced, and the stability of the cable body 1 is further improved; the arrangement of the outer protective layer 6 can further improve the waterproof and corrosion-resistant performance of the cable body 1.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides an anticorrosion dredge pump cable, includes cable body (1), its characterized in that: the cable comprises a cable body (1) and is characterized by sequentially comprising three conductor units (2) with three phases of phases separated from inside to outside, a protective layer (21) compounded outside the conductor units (2) respectively, an insulating layer (22) wrapped on the outer peripheral surface of the protective layer (21), a shielding layer (23) wrapped on the outer peripheral surface of the insulating layer (22), an anticorrosive layer (24) wrapped on the outer peripheral surface of the shielding layer (23), an alloy lead sleeve (25) wrapped on the outer peripheral surface of the anticorrosive layer (24), a plastic reinforcing protective layer (26) wrapped on the outer peripheral surface of the alloy lead sleeve (25), a waterproof layer (3) used for wrapping three plastic reinforcing protective layers (26), a steel wire armor (5) wrapped on the outer peripheral surface of the inner lining layer (4), and an outer protective layer (6) wrapped on the outer peripheral surface of the steel wire armor (5).
2. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the conductor unit (2) is formed by twisting a plurality of strands of nickel-plated copper wires.
3. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the protective layer (21) is made of polyurethane polymer material.
4. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the insulating layer (22) is made of mica.
5. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the shielding layer (23) is formed by weaving tinned copper wires.
6. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the anti-corrosion layer (24) is made of a composite silicon rubber material.
7. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the waterproof layer (3) is made of polyethylene.
8. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the steel wire armor (5) is provided with two layers, and an anti-abrasion layer (51) is arranged between the two layers of the steel wire armor (5).
9. An anti-corrosion dredge pump cable according to claim 1, characterized in that: and a filler (7) is arranged between the plastic reinforced protective layer (26) and the waterproof layer (3), and the filler (7) is made of inorganic insulating fibers or inorganic mineral insulators.
10. An anti-corrosion dredge pump cable according to claim 1, characterized in that: the outer protective layer (6) is made of high-density polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922234059.8U CN210837279U (en) | 2019-12-12 | 2019-12-12 | Anti-corrosion sewage pump cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922234059.8U CN210837279U (en) | 2019-12-12 | 2019-12-12 | Anti-corrosion sewage pump cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210837279U true CN210837279U (en) | 2020-06-23 |
Family
ID=71279611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922234059.8U Active CN210837279U (en) | 2019-12-12 | 2019-12-12 | Anti-corrosion sewage pump cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210837279U (en) |
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2019
- 2019-12-12 CN CN201922234059.8U patent/CN210837279U/en active Active
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