CN112248342A - 30kV is flexible power cable for EMUs - Google Patents

30kV is flexible power cable for EMUs Download PDF

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Publication number
CN112248342A
CN112248342A CN202011149783.1A CN202011149783A CN112248342A CN 112248342 A CN112248342 A CN 112248342A CN 202011149783 A CN202011149783 A CN 202011149783A CN 112248342 A CN112248342 A CN 112248342A
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CN
China
Prior art keywords
cooling box
fixedly connected
roller
frame
inner chamber
Prior art date
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Pending
Application number
CN202011149783.1A
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Chinese (zh)
Inventor
韩惠福
高骏
陈文龙
朱崤
周光亚
李兵
朱强中
何军涛
雷俊霞
叶松林
李艳侠
顾倩倩
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SIAIT CABLE CO Ltd
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SIAIT CABLE CO Ltd
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Priority to CN202011149783.1A priority Critical patent/CN112248342A/en
Publication of CN112248342A publication Critical patent/CN112248342A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24—Calendering
    • B29C43/245—Adjusting calender parameters, e.g. bank quantity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/52—Heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • B29C2043/5825—Measuring, controlling or regulating dimensions or shape, e.g. size, thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3462—Cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/103—Metal fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/202—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a 30kV flexible power cable for a motor train unit, which comprises a water tank and a cooling box fixed on the surface of a rack, wherein the top of the water tank is fixedly connected with the bottom of the cooling box, the left side of the cooling box is provided with a feed inlet, the right side of the cooling box is provided with a discharge outlet, the top of the cooling box is fixedly connected with a fan box, and the inner cavity of the fan box is fixedly connected with a fan. This 30kV is flexible power cable for EMUs, the fan carries out the air-out through the air-out fill through the air-out pipeline and blows off, blow off the cooling to the coiled material, the steam that blows off is carried the pipeline of supplying air through the screen frame, in the absorption liquid in the water tank is carried to the pipeline of supplying air, through the absorption liquid with waste gas in the steam absorb later blow off through the gas vent, can be quick carry out cooling treatment to the coiled material after the completion of the rolling of the coiled material ejection of compact, the ejection of compact is convenient to need not the manual work and carries out the auxiliary operation, the ejection.

Description

30kV is flexible power cable for EMUs
Technical Field
The invention relates to the technical field of cables, in particular to a flexible power cable for a 30kV motor train unit.
Background
The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers for connecting circuits, electrical appliances, etc., and the cables can be classified into dc cables and ac cables according to the system of the photovoltaic power station, and are classified according to the use and use environment as follows: the series cables between the components, the parallel cables between the strings and between the strings to the dc distribution box (combiner box), and the cables between the dc distribution box to the inverter. The cables are direct-current cables, more cables are laid outdoors, and need to be moistureproof, insolation-proof, cold-resistant, heat-resistant and ultraviolet-resistant, chemical substances such as acid and alkali resistance are also needed in some special environments, a connecting cable from the inverter to the step-up transformer, a connecting cable from the step-up transformer to the power distribution device, and a connecting cable from the power distribution device to a power grid or a user. The part of cable is an alternating current load cable, and the indoor environment is laid more, so that the cable can be selected according to the type selection requirement of a common power cable.
According to a calender that patent number is CN107877766A, the support is fixed in the constant head tank by base and combination piece centre gripping, the inside cavity that is equipped with of compression roller, the air duct of intercommunication cavity is stretched out to compression roller one end, and the air duct leads to hot cigarette to the compression roller is interior, but has following shortcoming when using:
(1) after the rolling is finished, the temperature of the coiled material is higher, workers need to operate beside the rolling machine all the time, and the high-temperature coiled material is easy to scald the workers and has potential safety hazards.
(2) The distance between the calendering rollers can not be adjusted, and the coiled materials with different thicknesses can not be calendered according to actual production requirements.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a 30kV flexible power cable for a motor train unit, which solves the problems that after rolling is finished, the temperature of coiled materials is high, workers need to operate at the side of a rolling mill all the time, high-temperature coiled materials are easy to scald the workers, and potential safety hazards exist.
In order to achieve the purpose, the invention is realized by the following technical scheme: a30 kV flexible power cable for a motor train unit comprises a cable body, wherein the cable body comprises a tinned copper conductor, a semiconductive nylon belt, a semiconductor inner shielding layer, an ethylene propylene rubber insulating layer, a semiconductor outer shielding layer, a high-flame-retardant semiconductive belt, a copper wire shielding layer, a semiconductive halogen-free high-flame-retardant belt and a sheath which are coated layer by layer from inside to outside;
the calendering process of the cable body comprises the following steps:
step one, a driving motor for starting a calendering mechanism drives a first calendering roller to rotate through a speed change mechanism, the first calendering roller drives a driving gear to rotate, the driving gear drives a transmission gear to rotate, the transmission gear drives a second calendering roller to rotate through a driven gear, and the driving gear and the driven gear rotate in the same direction to respectively drive the first calendering roller and the second calendering roller to rotate, so that materials are conveyed between the second calendering roller and a movable roller for calendering;
step two, during the press delay, when the thickness of the roll needs to be increased, the turntables on the two sides are simultaneously rotated to drive the threaded rod to rotate in the forward direction, the threaded rod rotates in the forward direction in the rack to rise upwards, at the moment, the threaded rod drives the sliding piece to slide upwards along the sliding rail to drive the movable roller to move upwards, the distance between the movable roller and the second calendering roller is increased, when the thickness of the roll needs to be reduced, the turntables on the two sides are simultaneously rotated to drive the threaded rod to rotate in the reverse direction, the threaded rod rotates in the rack in the reverse direction to descend, at the moment, the threaded rod drives the sliding piece to slide downwards along the sliding rail to drive the movable roller to move downwards, and the distance;
step three, the coiled material after the calendering is finished is conveyed into a cooling box of a cooling mechanism through a feed inlet, a rotating motor is started to drive a driving shaft to rotate through a coupler at the moment, the driving shaft rotates in a fixing frame, a guide wheel is driven to rotate, the coiled material is guided and conveyed, the coiled material is guided through a pulley on the surface of a filter screen frame at the moment, a fan is started at the moment, the fan blows out air through an air outlet hopper through an air outlet pipeline, the coiled material is cooled by blowing, the blown hot air is conveyed into an air supply pipeline through the filter screen frame and conveyed into absorption liquid in a water tank through the air supply pipeline, the waste gas in the hot air is absorbed through the absorption liquid and then blown out through an air.
Preferably, the rolling mechanism comprises a frame, a driving motor and a fixing frame fixed on the surface of the frame;
the cooling mechanism comprises a water tank and a cooling box fixed on the surface of the frame, the top of the water tank is fixedly connected with the bottom of the cooling box, the left side of the cooling box is provided with a feed inlet, the right side of the cooling box is provided with a discharge outlet, the top of the cooling box is fixedly connected with a fan box, the inner cavity of the fan box is fixedly connected with a fan, the air outlet of the fan is communicated with an air outlet pipeline, the bottom end of the air outlet pipeline sequentially penetrates through the fan box and the cooling box from top to bottom and extends to the inner cavity of the cooling box, the inner cavity of the cooling box is fixedly connected with an air outlet hopper, the bottom end of the air outlet pipeline is communicated with the top of the air outlet hopper, the inner cavity of the cooling box is fixedly connected with a connecting frame, the surface of the cooling box is fixedly connected with a rotating motor, one end of an output shaft of the rotating motor is fixedly connected with a driving, the surface of the driving shaft is respectively connected with the connecting frame and the inner cavity of the cooling box in a rotating way.
Preferably, the drive shaft is located the fixed surface of cooling box inner chamber and is connected with the leading wheel, the leading wheel is provided with a plurality ofly, and at the surperficial evenly distributed of drive shaft, the inner chamber fixedly connected with filter screen frame of cooling box, filter screen frame's inner chamber rotates and is connected with the pulley, the pulley is provided with a plurality ofly, and at filter screen frame's surperficial evenly distributed.
Preferably, the bottom of the cooling box is communicated with an air supply pipeline, the bottom end of the air supply pipeline penetrates through and extends to an inner cavity of the water tank, the inner cavity of the water tank is filled with absorption liquid, and an air exhaust port is formed in the right side of the water tank.
Preferably, the inner chamber of frame rotates respectively to be connected with first calendering roller and second calendering roller, the one end of first calendering roller runs through frame and mount in proper order and extends to the inner chamber of mount, the surface of driving motor output shaft passes through speed change mechanism and is connected with the one end transmission of first calendering roller, the fixed surface of first calendering roller is connected with the driving gear, the inner chamber of mount rotate be connected with the drive gear of the surface meshing of driving gear.
Preferably, one end of the second calendering roller penetrates through one side of the rack and extends to the other side of the rack, and one end of the second calendering roller is fixedly connected with a driven gear meshed with the surface of the transmission gear.
Preferably, the inner cavity swing joint of frame has the slider, one side of slider rotates and is connected with the activity roller, the inner chamber fixedly connected with slide rail of frame, one side of slide rail runs through the surface of the slider of frame and extends to the inner chamber of slider, the surface of slide rail and the inner chamber sliding connection of slider, the top threaded connection of frame has the threaded rod, the bottom of threaded rod runs through the top of frame and extends to the inner chamber of frame, the bottom of threaded rod runs through the top of slider and extends to the inner chamber of slider, the bottom fixedly connected with of threaded rod rotates the rotation piece of being connected with the inner chamber rotation of slider, the top fixedly connected with carousel of threaded rod, when the thickness of book needs to increase, the carousel that rotates both sides simultaneously drives the threaded rod forward rotation, the threaded rod forward rotation upwards rises in the frame, at the moment, the threaded rod drives the sliding piece to slide upwards along the sliding rail to drive the movable roller to move upwards, the distance between the movable roller and the second calendering roller can be adjusted quickly, and the production requirements of coiled materials with various different thicknesses can be adapted.
The invention provides a 30kV flexible power cable for a motor train unit. Compared with the prior art, the method has the following beneficial effects:
(1) the 30kV flexible power cable for the motor train unit comprises a water tank and a cooling box fixed on the surface of a rack, wherein the top of the water tank is fixedly connected with the bottom of the cooling box, the left side of the cooling box is provided with a feed inlet, the right side of the cooling box is provided with a discharge outlet, the top of the cooling box is fixedly connected with a fan box, the inner cavity of the fan box is fixedly connected with a fan, an air outlet of the fan is communicated with an air outlet pipeline, the bottom end of the air outlet pipeline sequentially penetrates through the fan box and the cooling box from top to bottom and extends to the inner cavity of the cooling box, the inner cavity of the cooling box is fixedly connected with an air outlet hopper, the bottom end of the air outlet pipeline is communicated with the top of the air outlet hopper, the inner cavity of the cooling box is fixedly connected with a connecting frame, the surface of the cooling box is fixedly connected with a rotating motor, one end of an, the surface of the driving shaft is respectively rotatably connected with the connecting frame and the inner cavity of the cooling box, the driving shaft is fixedly connected with a plurality of guide wheels on the surface of the inner cavity of the cooling box, the guide wheels are uniformly distributed on the surface of the driving shaft, the inner cavity of the cooling box is fixedly connected with a filter screen frame, the inner cavity of the filter screen frame is rotatably connected with a plurality of pulleys, the pulleys are uniformly distributed on the surface of the filter screen frame, the guide wheels rotate to guide and convey the coiled materials, the fan exhausts air through an air outlet pipeline and blows out through an air outlet hopper to cool the coiled materials, the blown-out hot air is conveyed to an air supply pipeline through the filter screen frame and conveyed into absorption liquid in the water tank through the air supply pipeline, waste gas in the hot air is absorbed by the absorption liquid and then blown out through an exhaust port, the coiled materials can be rapidly cooled after the coiled materials are discharged and, can carry out ejection of compact design fast.
(2) The flexible power cable for the kV motor train unit is characterized in that a sliding part is movably connected to an inner cavity of a rack, a movable roller is rotatably connected to one side of the sliding part, a sliding rail is fixedly connected to the inner cavity of the rack, one side of the sliding rail penetrates through the surface of the sliding part of the rack and extends to the inner cavity of the sliding part, the surface of the sliding rail is slidably connected with the inner cavity of the sliding part, a threaded rod is in threaded connection with the top of the rack, the bottom end of the threaded rod penetrates through the top of the rack and extends to the inner cavity of the rack, a rotating part which is rotatably connected with the inner cavity of the sliding part is fixedly connected to the bottom end of the threaded rod, a turntable is fixedly connected to the top end of the threaded rod, when the thickness of a coil needs to be increased, the turntables on two sides are simultaneously rotated to drive the threaded, drive the activity roller upward movement, can be quick adjust the interval between activity roller and the second calendering roller, can adapt to the production demand of multiple different thickness coiled material.
Drawings
FIG. 1 is a schematic structural view of a cable body according to the present invention;
FIG. 2 is a perspective view of a calendering mechanism and a cooling mechanism according to the present invention;
FIG. 3 is a structural cross-sectional view of the cooling mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 5 is an enlarged view of a portion of the invention at B in FIG. 2;
FIG. 6 is a rear view of the calendaring mechanism and cooling mechanism of the present invention;
fig. 7 is a front view of the rolling mechanism and the cooling mechanism of the present invention.
In the figure: 1. a cable body; 2. a calendering mechanism; 3. a cooling mechanism; 11. a tin-plated copper conductor; 12. a semiconductive nylon tape; 13. a semiconductor inner shield layer; 14. an ethylene propylene rubber insulating layer; 15. a semiconductor outer shield layer; 16. a high flame retardant semi-conductive tape; 17. a copper wire shielding layer; 18. a semiconductive halogen-free highly flame-retardant tape; 19. a sheath; 21. a frame; 22. a drive motor; 23. a fixed mount; 24. a first calender roll; 25. a second calender roll; 26. a driving gear; 27. a transmission gear; 28. a driven gear; 29. a slider; 210. a movable roller; 211. a slide rail; 212. a threaded rod; 31. a water tank; 32. a cooling tank; 33. a feed inlet; 34. a fan box; 35. a fan; 36. an air outlet pipeline; 37. an air outlet hopper; 38. rotating the motor; 39. a drive shaft; 310. a guide wheel; 311. a screen frame; 312. a pulley; 313. an air supply duct.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, in the embodiment of the present invention: a30 kV flexible power cable for a motor train unit comprises a cable body 1, wherein the cable body 1 comprises a tinned copper conductor 11, a semiconductive nylon belt 12, a semiconductive inner shielding layer 13, an ethylene propylene rubber insulating layer 14, a semiconductive outer shielding layer 15, a high flame-retardant semiconductive belt 16, a copper wire shielding layer 17, a semiconductive halogen-free high flame-retardant belt 18 and a sheath 19 which are coated layer by layer from inside to outside.
The calendering process of the cable body 1 comprises the following steps:
step one, a driving motor 22 of a rolling mechanism 2 is started to drive a first rolling roller 24 to rotate through a speed change mechanism, the first rolling roller 24 drives a driving gear 26 to rotate, the driving gear 26 rotates to drive a transmission gear 27 to rotate, the transmission gear 27 drives a second rolling roller 25 to rotate through a driven gear 28, at the moment, the driving gear 26 and the driven gear 28 rotate in the same direction to respectively drive the first rolling roller 24 and the second rolling roller 25 to rotate, and materials are conveyed between the second rolling roller 25 and a movable roller 210 for rolling;
step two, during calendering, when the thickness of the roll needs to be increased, the turntables on the two sides are simultaneously rotated to drive the threaded rod 212 to rotate in the forward direction, the threaded rod 212 rotates in the forward direction in the rack 21 to rise upwards, at the moment, the threaded rod 212 drives the sliding piece 29 to slide upwards along the sliding rail 211 to drive the movable roller 210 to move upwards, the distance between the movable roller 210 and the second calendering roller 25 is increased, when the thickness of the roll needs to be reduced, the turntables on the two sides are simultaneously rotated to drive the threaded rod 212 to rotate in the reverse direction, the threaded rod 212 rotates in the rack 21 in the reverse direction to fall, at the moment, the threaded rod 212 drives the sliding piece 29 to slide downwards along the sliding rail 211 to drive the movable roller 210 to move downwards, and the distance between the movable;
and step three, conveying the rolled coiled material into a cooling box 32 of the cooling mechanism 3 through a feeding hole 33, starting a rotating motor 38 at the moment, driving a driving shaft 39 to rotate through a coupling, rotating the driving shaft 39 in a fixed frame 23, driving a guide wheel 310 to rotate, guiding and conveying the coiled material, guiding the coiled material through a pulley 312 on the surface of a filter screen frame 311, starting a fan 35 at the moment, blowing air out through an air outlet pipe 36 by the fan 35, blowing air out through an air outlet hopper 37, cooling the coiled material, conveying the blown hot air to an air supply pipe 313 through the filter screen frame 311, conveying the hot air into absorption liquid in a water tank 31 through the air supply pipe 313, absorbing waste gas in the hot air through the absorption liquid, blowing the waste gas out through an exhaust port, and outputting the cooled coiled material from.
The rolling mechanism 2 comprises a frame 21, a driving motor 22 and a fixing frame 23 fixed on the surface of the frame 21, the cooling mechanism 3 comprises a water tank 31 and a cooling box 32 fixed on the surface of the frame 21, the top of the water tank 31 is fixedly connected with the bottom of the cooling box 32, a feed inlet 33 is arranged on the left side of the cooling box 32, a discharge outlet is arranged on the right side of the cooling box 32, the top of the cooling box 32 is fixedly connected with a fan box 34, the inner cavity of the fan box 34 is fixedly connected with a fan 35, an air outlet pipeline 36 is communicated with an air outlet of the fan 35, the bottom end of the air outlet pipeline 36 sequentially penetrates through the fan box 34 and the cooling box 32 from top to bottom and extends to the inner cavity of the cooling box 32, the inner cavity of the cooling box 32 is fixedly connected with an air outlet hopper 37, the bottom end of the air outlet pipeline 36 is communicated with the top of the air, one end of an output shaft of a rotating motor 38 is fixedly connected with a driving shaft 39 through a coupler, one end of the driving shaft 39 sequentially penetrates through the cooling box 32 and the connecting frame and extends to an inner cavity of the cooling box 32, an air outlet pipeline 36 is used for discharging air and blowing out air through an air outlet hopper 37 for cooling coiled materials, the blown hot air is conveyed to an air supply pipeline 313 through a filter screen frame 311 and conveyed to absorption liquid in the water tank 31 through the air supply pipeline 313, waste gas in the hot air is absorbed by the absorption liquid and then blown out through an air outlet, the coiled materials can be rapidly cooled after the coiled material discharging and rolling is completed, the discharging is convenient without manual auxiliary operation, the discharging and shaping can be rapidly performed, the surface of the driving shaft 39 is respectively and rotatably connected with the inner cavities of the connecting frame and the cooling box 32, and a guide wheel 310 is fixedly connected to the surface of the, a plurality of guide wheels 310 are arranged and are uniformly distributed on the surface of the driving shaft 39, a filter screen frame 311 is fixedly connected to the inner cavity of the cooling box 32, a pulley 312 is rotatably connected to the inner cavity of the filter screen frame 311, a plurality of pulleys 312 are arranged and are uniformly distributed on the surface of the filter screen frame 311, an air supply pipeline 313 is communicated with the bottom of the cooling box 32, the bottom end of the air supply pipeline 313 penetrates through and extends to the inner cavity of the water tank 31, the inner cavity of the water tank 31 is filled with absorption liquid, an air outlet is arranged on the right side of the water tank 31, a first calendering roller 24 and a second calendering roller 25 are respectively and rotatably connected to the inner cavity of the frame 21, one end of the first calendering roller 24 sequentially penetrates through the frame 21 and the fixing frame 23 and extends to the inner cavity of the fixing frame 23, the surface of an output shaft of the driving motor 22 is in transmission connection with one end of the first calendering roller 24 through a speed change mechanism, a driving gear 26, one end of the second calendering roller 25 penetrates through one side of the frame 21 and extends to the other side of the frame 21, one end of the second calendering roller 25 is fixedly connected with a driven gear 28 meshed with the surface of the transmission gear 27, the inner cavity of the frame 21 is movably connected with a sliding part 29, one side of the sliding part 29 is rotatably connected with a movable roller 210, the inner cavity of the frame 21 is fixedly connected with a sliding rail 211, one side of the sliding rail 211 penetrates through the surface of the sliding part 29 of the frame 21 and extends to the inner cavity of the sliding part 29, the surface of the sliding rail 211 is slidably connected with the inner cavity of the sliding part 29, the top of the frame 21 is in threaded connection with a threaded rod 212, the bottom end of the threaded rod 212 penetrates through the top of the frame 21 and extends to the inner cavity of the frame 21, the bottom end of the threaded rod 212 penetrates through the top of the, the top fixedly connected with carousel of threaded rod 212, leading wheel 310 rotates, carry out the direction transport to the coiled material, when the thickness of book is increased to needs, the carousel that rotates both sides simultaneously drives threaded rod 212 forward rotation, threaded rod 212 upwards rises in frame 21 forward rotation, threaded rod 212 drives slider 29 and upwards slides along slide rail 211 this moment, drive activity roller 210 upward movement, can be quick adjust the interval between activity roller 210 and the second calendering roller 25, can adapt to the production demand of the multiple different thickness coiled material.
And those not described in detail in this specification are well within the skill of those in the art.
When the rolling machine works, a driving motor 22 of a rolling mechanism 2 is started to drive a first rolling roller 24 to rotate through a speed change mechanism, the first rolling roller 24 drives a driving gear 26 to rotate, the driving gear 26 rotates to drive a transmission gear 27 to rotate, the transmission gear 27 drives a second rolling roller 25 to rotate through a driven gear 28, the driving gear 26 and the driven gear 28 rotate in the same direction to respectively drive the first rolling roller 24 and the second rolling roller 25 to rotate, materials are conveyed between the second rolling roller 25 and a movable roller 210 to be rolled, when the thickness of a roll needs to be increased during rolling, rotating the rotary tables on two sides simultaneously to drive a threaded rod 212 to rotate in the forward direction, the threaded rod 212 rotates in the forward direction in a rack 21 to lift upwards, the threaded rod 212 drives a sliding piece 29 to slide upwards along a sliding rail 211 to drive the movable roller 210 to move upwards, and the distance between the movable roller 210 and the second rolling roller 25 is, when the thickness of the coil needs to be reduced, the turntables on both sides are rotated simultaneously to drive the threaded rod 212 to rotate reversely, the threaded rod 212 rotates reversely and descends in the frame 21, at this time, the threaded rod 212 drives the sliding part 29 to slide downwards along the sliding rail 211 to drive the movable roller 210 to move downwards, the distance between the movable roller 210 and the second calendering roller 25 is shortened, the rolled coil is conveyed into the cooling box 32 of the cooling mechanism 3 through the feed port 33, at this time, the rotating motor 38 is started to drive the driving shaft 39 to rotate through the coupler, the driving shaft 39 rotates in the fixed frame 23 to drive the guide wheel 310 to rotate, the coil is guided and conveyed, at this time, the coil is guided through the pulley 312 on the surface of the filter screen frame 311, at this time, the fan 35 is started, the fan 35 blows out air through the air outlet pipeline 36 and blows out through the air outlet hopper 37, the coil is cooled, the waste gas is conveyed into the absorption liquid in the water tank 31 through the gas feed pipe 313, the waste gas in the hot gas is absorbed by the absorption liquid and blown out through the exhaust port, and then the cooled coiled material is output from the discharge port.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a 30kV is soft power cable for EMUs, includes cable body (1), its characterized in that: the cable body (1) comprises a tinned copper conductor (11), a semi-conductive nylon belt (12), a semi-conductive inner shielding layer (13), an ethylene propylene rubber insulating layer (14), a semi-conductive outer shielding layer (15), a high-flame-retardant semi-conductive belt (16), a copper wire shielding layer (17), a semi-conductive halogen-free high-flame-retardant belt (18) and a sheath (19) which are coated layer by layer from inside to outside;
the calendering process of the cable body (1) comprises the following steps:
step one, a driving motor (22) of a rolling mechanism (2) is started to drive a first rolling roller (24) to rotate through a speed change mechanism, the first rolling roller (24) drives a driving gear (26) to rotate, the driving gear (26) rotates to drive a transmission gear (27) to rotate, the transmission gear (27) drives a second rolling roller (25) to rotate through a driven gear (28), and at the moment, the driving gear (26) and the driven gear (28) rotate in the same direction to respectively drive the first rolling roller (24) and the second rolling roller (25) to rotate, so that materials are conveyed between the second rolling roller (25) and a movable roller (210) to be rolled;
step two, during rolling delay, when the thickness of the roll needs to be increased, the turntables on the two sides are simultaneously rotated to drive the threaded rod (212) to rotate in the forward direction, the threaded rod (212) rotates in the forward direction in the rack (21) to lift upwards, at the moment, the threaded rod (212) drives the sliding piece (29) to slide upwards along the sliding rail (211) to drive the movable roller (210) to move upwards, the distance between the movable roller (210) and the second calendering roller (25) is increased, when the thickness of the roll needs to be reduced, the turntables on the two sides are simultaneously rotated to drive the threaded rod (212) to rotate in the reverse direction, the threaded rod (212) rotates in the reverse direction in the rack (21) to lower, at the moment, the threaded rod (212) drives the sliding piece (29) to slide downwards along the sliding rail (211), the movable roller (210) is driven to move downwards, and the distance between the movable roller (210);
step three, the rolled coiled material is conveyed into a cooling box (32) of a cooling mechanism (3) through a feeding hole (33), at the moment, a rotating motor (38) is started to drive a driving shaft (39) to rotate through a coupler, the driving shaft (39) rotates in a fixed frame (23) to drive a guide wheel (310) to rotate, the coiled material is guided and conveyed, the coiled material is guided by the pulley (312) on the surface of the filter screen frame (311), the fan (35) is started, the fan (35) blows out air through the air outlet pipeline (36) and blows out the air through the air outlet hopper (37), the coiled material is cooled by blowing, blown hot gas is conveyed to an air feeding pipeline (313) through a filter screen frame (311), conveyed to absorption liquid in a water tank (31) through the air feeding pipeline (313), waste gas in the hot gas is absorbed by the absorption liquid and then blown out through an exhaust port, and then the cooled coiled material is output from a discharge port.
2. The flexible power cable for the 30kV motor train unit according to claim 1, characterized in that: the rolling mechanism (2) comprises a rack (21), a driving motor (22) and a fixing frame (23) fixed on the surface of the rack (21);
the cooling mechanism (3) comprises a water tank (31) and a cooling box (32) fixed on the surface of the rack (21), the top of the water tank (31) is fixedly connected with the bottom of the cooling box (32), a feeding hole (33) is formed in the left side of the cooling box (32), a discharging hole is formed in the right side of the cooling box (32), a fan box (34) is fixedly connected with the top of the cooling box (32), a fan (35) is fixedly connected with an inner cavity of the fan box (34), an air outlet of the fan (35) is communicated with an air outlet pipeline (36), the bottom end of the air outlet pipeline (36) sequentially penetrates through the fan box (34) and the cooling box (32) from top to bottom and extends to the inner cavity of the cooling box (32), an air outlet hopper (37) is fixedly connected with the inner cavity of the cooling box (32), and the bottom end of the air outlet pipeline (36) is communicated with the top of the air outlet hopper, the inner chamber fixedly connected with link of cooler bin (32), the fixed surface of cooler bin (32) is connected with rotates motor (38), shaft coupling fixedly connected with drive shaft (39) are passed through to the one end of rotating motor (38) output shaft, the inner chamber that cooler bin (32) and link and extended to cooler bin (32) is run through in proper order to the one end of drive shaft (39), the surface of drive shaft (39) is connected with the inner chamber rotation of link and cooler bin (32) respectively.
3. The flexible power cable for the 30kV motor train unit according to claim 2, characterized in that: drive shaft (39) are located fixed surface of cooling box (32) inner chamber and are connected with leading wheel (310), leading wheel (310) are provided with a plurality ofly, and at the surperficial evenly distributed of drive shaft (39), the inner chamber fixedly connected with screen frame (311) of cooling box (32), the inner chamber rotation of screen frame (311) is connected with pulley (312), pulley (312) are provided with a plurality ofly, and at the surperficial evenly distributed of screen frame (311).
4. The flexible power cable for 30kV motor train unit according to claim 3, characterized in that: the bottom of the cooling box (32) is communicated with an air feeding pipeline (313), the bottom end of the air feeding pipeline (313) penetrates through and extends to the inner cavity of the water tank (31), the inner cavity of the water tank (31) is filled with absorption liquid, and the right side of the water tank (31) is provided with an air outlet.
5. The flexible power cable for 30kV motor train unit according to claim 3, characterized in that: the inner chamber of frame (21) rotates respectively and is connected with first calendering roller (24) and second calendering roller (25), the inner chamber that frame (21) and mount (23) were run through in proper order and extended to mount (23) is run through to the one end of first calendering roller (24), the surface of driving motor (22) output shaft is passed through speed change mechanism and is connected with the one end transmission of first calendering roller (24), the fixed surface of first calendering roller (24) is connected with driving gear (26), the inner chamber rotation of mount (23) is connected with drive gear (27) with the surface toothing of driving gear (26).
6. The flexible power cable for 30kV motor train unit according to claim 5, characterized in that: one end of the second calendering roll (25) penetrates through one side of the rack (21) and extends to the other side of the rack (21), and one end of the second calendering roll (25) is fixedly connected with a driven gear (28) meshed with the surface of the transmission gear (27).
7. The flexible power cable for 30kV motor train unit according to claim 4, characterized in that: the inner chamber swing joint of frame (21) has slider (29), one side of slider (29) is rotated and is connected with activity roller (210), the inner chamber fixedly connected with slide rail (211) of frame (21), one side of slide rail (211) runs through the surface of slider (29) of frame (21) and extends to the inner chamber of slider (29), the surface of slide rail (211) and the inner chamber sliding connection of slider (29), the top threaded connection of frame (21) has threaded rod (212), the bottom of threaded rod (212) runs through the top of frame (21) and extends to the inner chamber of frame (21), the bottom of threaded rod (212) runs through the top of slider (29) and extends to the inner chamber of slider (29), the bottom fixedly connected with of threaded rod (212) rotates the rotation piece of being connected with the inner chamber rotation of slider (29), the top end of the threaded rod (212) is fixedly connected with a rotary table.
CN202011149783.1A 2020-10-23 2020-10-23 30kV is flexible power cable for EMUs Pending CN112248342A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116394448A (en) * 2023-06-08 2023-07-07 嘉好科技有限公司 Calender for processing high-pressure rubber pipe

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CN105023642A (en) * 2015-07-28 2015-11-04 远东电缆有限公司 Low-smoke zero-halogen flame-retardant high-voltage flexible cable for smart energy motor train unit and production process
CN105047265A (en) * 2015-07-13 2015-11-11 远东电缆有限公司 High-voltage flexible cable for smart energy motor train unit and production technology thereof
CN206774313U (en) * 2017-05-10 2017-12-19 潘李杰 A kind of cooling device for power cable production and processing
CN207578868U (en) * 2017-12-15 2018-07-06 江西玉龙防水科技有限公司 A kind of efficient production tri-roll press machine of waterproof roll

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Publication number Priority date Publication date Assignee Title
US20080190643A1 (en) * 2004-04-27 2008-08-14 Perelli & C.S.P.A. Process for Manufacturing a Cable Resistant to External Chemical Agents
CN105047265A (en) * 2015-07-13 2015-11-11 远东电缆有限公司 High-voltage flexible cable for smart energy motor train unit and production technology thereof
CN105023642A (en) * 2015-07-28 2015-11-04 远东电缆有限公司 Low-smoke zero-halogen flame-retardant high-voltage flexible cable for smart energy motor train unit and production process
CN206774313U (en) * 2017-05-10 2017-12-19 潘李杰 A kind of cooling device for power cable production and processing
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* Cited by examiner, † Cited by third party
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CN116394448A (en) * 2023-06-08 2023-07-07 嘉好科技有限公司 Calender for processing high-pressure rubber pipe

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