CN210924269U

CN210924269U - Stranding and breaking protection parking device for steel-cored aluminum strand

Info

Publication number: CN210924269U
Application number: CN201921965938.1U
Authority: CN
Inventors: 黄建波; 董桂洲; 刘运成; 孔祥贞; 孔凡义; 刘文利; 裴令龙
Original assignee: Shandong Luqiang Electric Cable Group Co ltd
Current assignee: Shandong Luqiang Electric Cable Group Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-03
Anticipated expiration: 2029-11-14

Abstract

The utility model belongs to the technical field of the protection of aluminium stranded conductor broken string and specifically relates to a be used for steel-cored aluminium stranded conductor to protect parking equipment with hank system broken string, including electrical apparatus control cabinet, PLC controller, paying out machine, longmen admission machine, the paying out machine the longmen admission machine with PLC controller signal output terminal links to each other the paying out machine with be equipped with the stranding machine between the longmen admission machine tip broken string detection mechanism is installed respectively to stranding machine entrance point and exit end the mid-mounting of stranding machine has main broken string detection mechanism, each tip broken string detection mechanism main broken string detection mechanism respectively with PLC controller signal input terminal links to each other. The device is suitable for the production process of aluminum-clad steel-cored aluminum stranded wires and aluminum-clad steel stranded wires, and plays a role in protecting the timely stop of production; reduce the material waste, practice thrift the cost, protect product quality's device.

Description

Stranding and breaking protection parking device for steel-cored aluminum strand

Technical Field

The utility model belongs to the technical field of the protection of aluminium stranded conductor broken string and specifically relates to a protection parking equipment is broken string with hank to be used for steel-cored aluminium stranded conductor.

Background

The aluminum-clad steel wire in the aluminum-clad steel core aluminum stranded wire is a bimetallic wire, and adopts the advantages of high temperature and high pressure to continuously extrude and clad electrician aluminum on a high-strength steel wire, so that an about 8-micron thick aluminum steel combined permeable layer is formed between the aluminum steels, after the steel wire coated with an aluminum layer is pulled out for multiple times by a bimetallic synchronous deformation machine, the aluminum and the steel deform in the same proportion, so that the aluminum-clad steel combined permeable layer is more uniform and firmer, the aluminum-clad steel wire is also called an aluminum-clad steel core aluminum stranded wire, and is an overhead conductor formed by twisting an aluminum-clad steel wire serving as a reinforcing core and a hard aluminum wire, compared with a common steel core aluminum stranded wire, the aluminum-clad steel core aluminum stranded wire has the advantages of light weight of the stranded wire, 2-3% improvement of current-carrying capacity, 1-2% reduction of sag, 4-6% reduction of power loss, good corrosion resistance, long service.

Because the aluminum-clad steel wire is formed by continuously extruding and cladding steel and aluminum which are different metal materials, after the steel wire and the aluminum are fully combined, the wire of the aluminum-clad steel wire has high strength and high hardness, and the phenomena of fracture and scratch can occur in the processes of processing, stretching and twisting of the stranded wire, so that people are required to track and inspect the stranded wire in the whole process in the production process, the working strength of workers is greatly increased, and 50% of human resources are wasted.

Particularly, the service life of the conventional cage twisting machine, pipe twisting machine and rewinding machine equipment is more than 10 years, the electric control technology is backward, the intelligent degree is low, the automatic stop alarm capability is not realized, more than 92% of twisted wire steel wires are broken during production, the machine equipment cannot be immediately stopped and alarmed, the breakage can be found only by the patrol of an operator, a large amount of materials and human resources are wasted, the production cost of a product is increased, the production efficiency and the primary qualified rate are influenced, the competitive strength of the product is reduced, and great economic loss is caused for enterprises.

The prior general broken line parking device adopts intermediate relay transition control, has long response time, low reaction speed and high power consumption, is easy to cause mechanical failure of the relay and the phenomenon that the vehicle cannot be immediately parked and alarmed after the broken line, thereby causing unnecessary waste.

Especially, the wire breakage detector of the old equipment device is generally made of steel pipes and copper bars, the hardness of aluminum-clad steel wires is high in production, and the aluminum-clad steel wires are easy to damage by being hit by the aluminum-clad steel wires when the equipment runs at a high speed, so that the device cannot realize the function of stopping and alarming immediately.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical scheme that one of above-mentioned technical problem adopted and be: a protection parking equipment that is used for steel-cored aluminum strand wires to make stranding, including the electrical apparatus switch board, install the PLC controller in the electrical apparatus switch board, still include paying out machine, longmen admission machine, the paying out machine the longmen admission machine the stranding machine respectively with PLC controller signal output terminal links to each other the paying out machine with be equipped with the stranding machine between the longmen admission machine tip broken string detection mechanism is installed respectively to stranding machine entrance point and exit end the mid-mounting of stranding machine has main broken string detection mechanism, each tip broken string detection mechanism main broken string detection mechanism respectively with PLC controller signal input terminal links to each other.

Preferably, the structures of the wire breakage detection mechanisms are the same, and the wire breakage detection mechanisms are adjustable wire breakage detection mechanisms.

Preferably, the PLC controller is a Siemens series PLC (6 ES7226-2BD 23-OXBO) controller.

Preferably, the broken wire detection mechanism comprises a lifting platform, the lifting platform is arranged below the stranding machine, a mounting seat fixedly connected with a bottom frame body of the stranding machine is arranged below the lifting platform, a fine tuning electric cylinder is vertically and fixedly mounted on the mounting seat, the top of the fine tuning electric cylinder is fixedly connected with the lifting platform, an insulating isolation seat is mounted at the top of the lifting platform, a broken wire detector is fixedly mounted at the top of the insulating isolation seat, and the broken wire detector is in signal connection with a current input port of the PLC (6 ES7226-2BD 23-OXBO) controller.

Preferably, the disconnection detector comprises a plurality of metal conducting wires fixedly arranged at the top of the insulation isolation seat at intervals, and the end part of each metal conducting wire is in signal connection with a current input port of the PLC (6 ES7226-2BD 23-OXBO) controller through a conducting wire and a signal wire.

Preferably, the spacing distance between the metal wires is 2mm-5 mm.

The beneficial effects of the utility model are embodied in: the novel broken line parking device can be additionally arranged on old equipment, and the universality is strong; the device is suitable for the production process of aluminum-clad steel-cored aluminum stranded wires and aluminum-clad steel stranded wires, before products are formed, broken ends of aluminum-clad steel wires fall onto metal wires of a wire breakage detector under the action of gravity to cause current change at the broken ends, the current change can be known through PLC detection, and at the moment, PLC can control the closing of main switches of the pay-off machine, the gantry take-up machine and the stranding machine to realize shutdown, so that the protection effect of stopping production in time is achieved; reduce the material waste, practice thrift the cost, protect product quality's device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic view of the simple structure of the present invention.

Fig. 2 is a simple schematic structural diagram of the main disconnection detecting mechanism of the present invention.

In the figure, 1, an electric appliance control cabinet; 2. A PLC controller; 3. a paying-off machine; 4. A gantry take-up machine; 5. A stranding machine; 6. an end portion disconnection detecting mechanism; 7. a main disconnection detecting mechanism; 8. a lifting platform; 9. a mounting seat; 10. fine adjustment of an electric cylinder; 11. an insulating isolation seat; 12. a metal wire; 13. steel core (aluminum clad steel core) aluminum stranded wire.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-2, the stranding and wire breaking protection parking device for the steel-cored aluminum strand comprises an electrical control cabinet 1, a PLC (programmable logic controller) 2 is installed in the electrical control cabinet 1, the stranding device further comprises a pay-off machine 3 and a gantry take-up machine 4, a stranding machine 5 is arranged between the pay-off machine 3 and the gantry take-up machine 4, the pay-off machine 3, the gantry take-up machine 4 and the stranding machine 5 are respectively connected with a signal output terminal of the PLC 2, end wire breaking detection mechanisms 6 are respectively installed at an inlet end and an outlet end of the stranding machine 5, a main wire breaking detection mechanism 7 is installed in the middle of the stranding machine 5, and the end wire breaking detection mechanisms 6 and the main wire breaking detection mechanism 7 are respectively connected with a signal input terminal of the PLC 2.

Before the device is used, the steel core (aluminum clad steel core) aluminum stranded wires 13 are firstly wound around the paying out machine 3, the stranding machine 5 and the gantry take-up machine 4 respectively to realize tensioning, at the moment, the power supply of each device is started, if the steel core (aluminum clad steel core) aluminum stranded wires 13 at the stranding machine 5 are broken in the working process of each device, broken ends at the broken parts can be enabled to fall downwards under the action of gravity, because the end broken wire detection mechanisms 6 and the main broken wire detection mechanism 7 which are arranged at the two ends and the middle part of the stranding machine 5 can be used for receiving the broken ends, the broken ends belong to the phenomenon that larger current change occurs when conductors contact the metal wires 12 on the broken wire detection mechanism, and after the PLC (6 ES7226-2BD 23-OXBO) detects the current change, signals are output to control the paying out machine 3, the stranding machine 5 and the gantry take-up machine 4 at the output end to realize power failure shutdown, thereby being convenient for follow-up detection maintenance and replacement of broken wires.

The distance of the top of the disconnection detection mechanism can be adjusted according to the requirement of the separation distance.

Preferably, the PLC controller 2 is a Siemens series PLC (6 ES7226-2BD 23-OXBO) controller.

Preferably, the broken wire detection mechanism comprises a lifting platform 8, the lifting platform 8 is arranged below the wire twisting machine 5, a mounting seat 9 fixedly connected with a bottom frame body of the wire twisting machine 5 is arranged below the lifting platform 8, a fine tuning electric cylinder 10 is vertically and fixedly mounted on the mounting seat 9, the top of the fine tuning electric cylinder 10 is fixedly connected with the lifting platform 8, an insulating isolation seat 11 is mounted at the top of the lifting platform 8, a broken wire detector is fixedly mounted at the top of the insulating isolation seat 11, and the broken wire detector is in signal connection with a current input port of the PLC (6 ES7226-2BD 23-OXBO) controller.

The fine adjustment electric cylinder 10 can be controlled to lift during adjustment, so that the broken line detector at the top is driven to lift, the spacing distance between each metal wire 12 and a steel core (aluminum clad steel core) aluminum stranded wire is adjusted, the purpose of adjusting the spacing distance is mainly to consider that the broken end can be ensured to touch the broken line detector after the broken line, and the detection accuracy is improved.

Preferably, the disconnection detector comprises a plurality of metal wires 12 fixedly arranged at the top of the insulation isolation seat 11 at intervals, and the end part of each metal wire 12 is in signal connection with the current input port of the PLC (6 ES7226-2BD 23-OXBO) controller through a wire and a signal wire.

Preferably, the metal wires 12 are spaced apart by a distance of 2mm to 5 mm.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification; to those skilled in the art, any alternative improvements or changes made to the embodiments of the present invention are all within the scope of the present invention.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. A protection parking equipment is broken wire with hank to steel-cored aluminum strand wires, including the electrical apparatus switch board, install the PLC controller in the electrical apparatus switch board, still include paying out machine, longmen admission machine, the paying out machine longmen admission machine with PLC controller signal output terminal links to each other its characterized in that: the automatic wire twisting machine is characterized in that a wire twisting machine is arranged between the pay-off machine and the gantry take-up machine, end part wire breakage detection mechanisms are respectively installed at the inlet end and the outlet end of the wire twisting machine, a main wire breakage detection mechanism is installed in the middle of the wire twisting machine, and each end part wire breakage detection mechanism and the main wire breakage detection mechanism are respectively connected with a signal input terminal of the PLC.

2. The steel-cored aluminum strand wire breaking protection parking device as claimed in claim 1, wherein: the structure of each broken wire detection mechanism is the same, and the broken wire detection mechanisms are adjustable broken wire detection mechanisms.

3. The steel-cored aluminum strand wire breaking protection parking device as claimed in claim 1, wherein: the PLC controller is a Siemens series PLC (6 ES7226-2BD 23-OXBO) controller.

4. The steel-cored aluminum strand wire breaking protection parking device as claimed in claim 3, wherein: the broken wire detection mechanism comprises a lifting platform, the lifting platform is arranged below the wire twisting machine, a mounting seat fixedly connected with a bottom frame body of the wire twisting machine is arranged below the lifting platform, a fine adjustment electric cylinder is vertically and fixedly mounted on the mounting seat, the top of the fine adjustment electric cylinder is fixedly connected with the lifting platform, an insulation isolation seat is mounted at the top of the lifting platform, a broken wire detector is fixedly mounted at the top of the insulation isolation seat, and the broken wire detector is in signal connection with a current input port of the PLC (6 ES7226-2BD 23-OXBO) controller.

5. The steel-cored aluminum strand wire breaking protection parking device as claimed in claim 4, wherein: the wire breakage detector comprises a plurality of metal conducting wires fixedly arranged at the top of the insulation isolation seat at intervals, and the end part of each metal conducting wire is in signal connection with a current input port of the PLC (6 ES7226-2BD 23-OXBO) controller through a conducting wire and a signal wire.

6. The steel-cored aluminum strand wire breaking protection parking device as claimed in claim 5, wherein: the spacing distance between the metal leads is 2mm-5 mm.