CN219759242U - Overhead electric hoist handle control cable - Google Patents
Overhead electric hoist handle control cable Download PDFInfo
- Publication number
- CN219759242U CN219759242U CN202321158774.8U CN202321158774U CN219759242U CN 219759242 U CN219759242 U CN 219759242U CN 202321158774 U CN202321158774 U CN 202321158774U CN 219759242 U CN219759242 U CN 219759242U
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- CN
- China
- Prior art keywords
- core
- wire
- electric hoist
- cable
- overhead electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 22
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 22
- 229920005549 butyl rubber Polymers 0.000 claims abstract description 15
- 229920001971 elastomer Polymers 0.000 claims abstract description 10
- 239000000806 elastomer Substances 0.000 claims abstract description 10
- 229920001973 fluoroelastomer Polymers 0.000 claims abstract description 10
- 229920000271 Kevlar® Polymers 0.000 claims abstract description 9
- 239000004761 kevlar Substances 0.000 claims abstract description 9
- 239000004743 Polypropylene Substances 0.000 claims abstract description 7
- 229920001155 polypropylene Polymers 0.000 claims abstract description 7
- -1 polypropylene Polymers 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 1
- 239000011162 core material Substances 0.000 abstract description 65
- 238000010521 absorption reaction Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses an overhead electric hoist handle control cable which comprises a multi-core control wire core, a left bearing stranded wire and a right bearing stranded wire which are symmetrically arranged on two sides of the multi-core control wire core in a left-right mode and are jointly coated in a polyvinyl chloride outer sheath layer, wherein the polyvinyl chloride outer sheath layer is respectively provided with a thin connecting rib on a spacing section between the multi-core control wire core and the left bearing stranded wire and between the multi-core control wire core and the right bearing stranded wire, a plurality of insulating wire cores are uniformly distributed around the outer part of a cross-linked fluororubber central elastomer in two to three layers and are jointly stranded with a polypropylene moisture absorption filling core material to form a cable core, and the outer part of the cable core is sequentially coated with a polyvinyl chloride wrapping inner liner layer, a butyl rubber wrapping moisture-proof layer and a Kevlar woven net. The control cable has the advantages of strong mechanical load bearing capacity, better tensile property, difficult wire breakage and core breakage of the cable core, good moisture resistance, suitability for working in an overhead open air environment and better durability.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to an overhead electric hoist handle control cable.
Background
The electric hoist and arm controller connecting cable is applied to the dry or wet working condition environment, can forcedly guide the installation of left-right discontinuous movement, such as occasions of electric hoist, traveling crane and flaw detection equipment, self-supporting well or inclined goods shelves, cranes, ports and the like, and can also be used in the open air environment according to different climatic conditions and use occasions. However, when the cable is used in overhead, the hanging height can reach more than 140 meters, the mechanical load bearing capacity of the common type of cable adopting single steel wires or double steel wires is limited, the tensile property is insufficient, the occurrence of wire breakage and core breakage of a core wire is easy to occur, the durability is poor, the cable has potential safety hazards in long-term use, the replacement period is short, and the maintenance cost is increased.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide the overhead electric hoist handle control cable which has the advantages of strong mechanical load bearing capacity, better tensile property, difficult wire breakage and core breakage of a wire core, good moisture resistance, suitability for working in an overhead open air environment and better durability.
The utility model solves the technical problems through the following technical proposal.
The utility model provides an overhead electric hoist handle control cable, is in including multicore control wire core and bilateral symmetry arrangement left side bearing strand wire and the right bearing strand wire of multicore control wire core both sides and cladding jointly in polyvinyl chloride oversheath layer, polyvinyl chloride oversheath layer be in multicore control wire core with left side bearing strand wire with be formed with slim connecting rib on the interval section between the right bearing strand wire respectively, multicore control wire core is including a plurality of insulating wire cores and is two or three-layer equipartition around outside crosslinked fluororubber central elastomer and strand jointly with polypropylene moisture absorption filling core and constitute the cable core, the outside cladding of cable core has polyvinyl chloride around package inner liner, butyl rubber around package dampproof course and kevlar mesh in proper order.
Preferably, the insulated wire core comprises an inner conductor and a butyronitrile polyvinyl chloride insulating layer.
Preferably, the inner conductor is formed by twisting a plurality of tinned copper monofilaments with diameters of 0.05mm to 0.3 mm.
Preferably, the cross-linked fluororubber central elastomer comprises an inner cylinder body and an outer cylinder body, a plurality of connecting plate bodies are radially and uniformly distributed between the inner cylinder body and the outer cylinder body, and a tensile nylon rope is sleeved in the inner cylinder body.
Preferably, the left bearing stranded wire and the right bearing stranded wire are formed by stranding galvanized steel wires.
Preferably, the thickness of the thin connecting rib is 1.5 times to 2 times of the outer diameters of the left bearing strand and the right bearing strand.
Preferably, the left bearing strand and the right bearing strand are both coated with insulating and lubricating silicone grease.
Preferably, the butyl rubber wrapping moisture-proof layer is a one-way spiral lapping and wrapping structure of a butyl rubber belt, and the wrapping distance of the butyl rubber belt is 2 to 4 times of the belt width.
Preferably, a gap is formed between the kevlar woven net and the polyvinyl chloride outer sheath layer, and the gap distance is 0.05mm to 0.1mm.
Preferably, the multi-core control wire core is 16-38 cores.
The utility model has the beneficial effects that:
1. make insulating core be two or three-layer around the transposition of crosslinked fluororubber central elastomer, crosslinked fluororubber central elastomer pliability is good, helps bearing the lateral pressure when crooked, slows down the extrusion force of inlayer sinle silk, and the tensile nylon rope is established to the inside cover, increases stretch-proofing performance, further with the stranding of polypropylene moisture absorption filling core material constitution cable core, keeps the balanced stable structure of cable core circular cross-section, helps improving mechanical strength, alleviates stress concentration, reduces insulating core broken wire broken core and takes place, and the durability is better.
2. The inside dampproofing performance of cable core is improved through increasing the polypropylene moisture absorption and filling the core, and the outside butyl rubber of cable core increases around package dampproof course, helps preventing inside the aqueous vapor erosion cable core, effectively prevents the premature degradation failure of insulating layer, and the suitability under the outdoor environmental operating condition of reinforcing is durable better.
3. The tensile strength and the mechanical load bearing capacity of the cable are greatly improved by adopting the left bearing stranded wire and the right bearing stranded wire, the addition of the Kevlar woven net is beneficial to improving the tensile strength and the torsion resistance of the cable, plays an effective protection role on the multi-core control wire core, forms a gap distance between the Kevlar woven net and the polyvinyl chloride outer sheath layer to be 0.05mm to 0.1mm, avoids adhesion with the outer sheath layer, is beneficial to keeping the telescopic allowance of the multi-core control wire core, axially extends in the repeated bending process, further reduces wire breakage and broken core occurrence of the wire core, is suitable for long-time work in an overhead open air environment, and protects the electrical property of the cable.
Drawings
FIG. 1 is a schematic cross-sectional view of an embodiment of the present utility model.
In the figure: the cable comprises a 1-multicore control cable core, a 2-left bearing stranded wire, a 3-right bearing stranded wire, a 4-polyvinyl chloride outer sheath layer, a 5-thin connecting rib, a 6-insulating cable core, a 7-crosslinked fluororubber central elastomer, an 8-polypropylene moisture absorption filling core material, a 9-polyvinyl chloride wrapping inner liner layer, a 10-butyl rubber wrapping moisture-proof layer, an 11-Kevlar woven net, a 12-inner conductor, a 13-butyronitrile polyvinyl chloride insulating layer and a 14-tensile nylon rope.
Description of the embodiments
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1, the overhead electric hoist handle control cable of the embodiment of the utility model comprises a multi-core control wire core 1, and a left bearing stranded wire 2 and a right bearing stranded wire 3 which are symmetrically arranged at two sides of the multi-core control wire core 1 and are jointly coated in a polyvinyl chloride outer sheath layer 4. Specifically, the left bearing stranded wire 2 and the right bearing stranded wire 3 are formed by stranding galvanized steel wires, and further, the left bearing stranded wire 2 and the right bearing stranded wire 3 are coated with insulating lubricating silicone grease. The polyvinyl chloride outer sheath layer 4 is respectively provided with thin connecting ribs 5 on the interval sections between the multi-core control wire core 1 and the left bearing stranded wire 2 and the right bearing stranded wire 3, and further, the thickness of the thin connecting ribs 5 is 1.5 times to 2 times of the outer diameters of the left bearing stranded wire 2 and the right bearing stranded wire 3.
The multi-core control wire core 1 is 16-38 cores. The multi-core control wire core 1 comprises a plurality of insulating wire cores 6 which are uniformly distributed in two or three layers around the outer part of a cross-linked fluororubber central elastomer 7 and are twisted together with a polypropylene moisture absorption filling core material 8 to form a cable core (two layers in the embodiment in the figure), further, the cross-linked fluororubber central elastomer 7 comprises an inner cylinder body and an outer cylinder body, a plurality of connecting plate bodies are radially uniformly distributed between the inner cylinder body and the outer cylinder body, and a tensile nylon rope 14 is sleeved in the inner cylinder body. In one embodiment, the insulated wire core 6 comprises an inner conductor 12 and a butyronitrile polyvinyl chloride insulating layer 13, and specifically, the inner conductor 12 is formed by twisting a plurality of tinned copper monofilaments with diameters of 0.05mm to 0.3 mm.
The cable core is externally coated with a polyvinyl chloride wrapping inner liner layer 9, a butyl rubber wrapping moisture-proof layer 10 and a Kevlar woven net 11 in sequence, and further, a gap is formed between the Kevlar woven net 11 and the polyvinyl chloride outer sheath layer 4, and the gap distance is 0.05mm to 0.1mm. In one embodiment, the butyl rubber wrapping moisture-proof layer 10 is a butyl rubber belt unidirectional spiral lapping and wrapping structure, and the wrapping distance of the butyl rubber belt is 2 to 4 times of the belt width.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. Overhead electric hoist handle control cable, characterized by: including multicore control core (1) and bilateral symmetry arrange left bearing strand wires (2) and right bearing strand wires (3) of multicore control core (1) both sides and cladding jointly in polyvinyl chloride oversheath layer (4), polyvinyl chloride oversheath layer (4) are in multicore control core (1) with left bearing strand wires (2) with be formed with slim connecting rib (5) on the interval between right bearing strand wires (3) respectively, multicore control core (1) are including a plurality of insulating core (6) and are two or three-layer equipartition around outside crosslinked fluororubber central elastomer (7) and with polypropylene hygroscopic packing core (8) strand jointly constitute the cable core, the outside cladding of cable core has polyvinyl chloride in proper order around package inner liner (9), butyl rubber around package dampproof course (10) and Kai-va braided net (11).
2. The overhead electric hoist handle control cable of claim 1, characterized by: the insulated wire core (6) comprises an inner conductor (12) and a butyronitrile polyvinyl chloride insulating layer (13).
3. The overhead electric hoist handle control cable of claim 2, characterized by: the inner conductor (12) is formed by twisting a plurality of tinned copper monofilaments with diameters of 0.05mm to 0.3 mm.
4. The overhead electric hoist handle control cable of claim 1, characterized by: the cross-linked fluororubber central elastomer (7) comprises an inner cylinder body and an outer cylinder body, a plurality of connecting plate bodies are radially and uniformly distributed between the inner cylinder body and the outer cylinder body, and a tensile nylon rope (14) is sleeved in the inner cylinder body.
5. The overhead electric hoist handle control cable of claim 1, characterized by: the left bearing stranded wire (2) and the right bearing stranded wire (3) are formed by stranding galvanized steel wires.
6. The overhead electric hoist handle control cable of claim 1, characterized by: the thickness of the thin connecting rib (5) is 1.5 to 2 times of the outer diameter of the left bearing stranded wire (2) and the outer diameter of the right bearing stranded wire (3).
7. The overhead electric hoist handle control cable of claim 1, characterized by: the left bearing stranded wire (2) and the right bearing stranded wire (3) are coated with insulating lubricating silicone grease.
8. The overhead electric hoist handle control cable of claim 1, characterized by: the butyl rubber wrapping moisture-proof layer (10) is of a butyl rubber belt unidirectional spiral lapping and wrapping structure, and the wrapping distance of the butyl rubber belt is 2 to 4 times of the bandwidth.
9. The overhead electric hoist handle control cable of claim 1, characterized by: a gap is formed between the Kevlar woven mesh (11) and the polyvinyl chloride outer sheath layer (4), and the gap distance is 0.05mm to 0.1mm.
10. The overhead electric hoist handle control cable of claim 1, characterized by: the multi-core control wire core (1) is 16-38 cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321158774.8U CN219759242U (en) | 2023-05-15 | 2023-05-15 | Overhead electric hoist handle control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321158774.8U CN219759242U (en) | 2023-05-15 | 2023-05-15 | Overhead electric hoist handle control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219759242U true CN219759242U (en) | 2023-09-26 |
Family
ID=88077097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321158774.8U Active CN219759242U (en) | 2023-05-15 | 2023-05-15 | Overhead electric hoist handle control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219759242U (en) |
-
2023
- 2023-05-15 CN CN202321158774.8U patent/CN219759242U/en active Active
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