CN107705893A - A kind of heating cable and its extrusion equipment - Google Patents
A kind of heating cable and its extrusion equipment Download PDFInfo
- Publication number
- CN107705893A CN107705893A CN201710928091.9A CN201710928091A CN107705893A CN 107705893 A CN107705893 A CN 107705893A CN 201710928091 A CN201710928091 A CN 201710928091A CN 107705893 A CN107705893 A CN 107705893A
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- connecting plate
- heating cable
- bearing
- roller connecting
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- 238000001125 extrusion Methods 0.000 title claims abstract description 48
- 238000010438 heat treatment Methods 0.000 title claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000004888 barrier function Effects 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims abstract description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000005538 encapsulation Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000005060 rubber Substances 0.000 claims description 2
- 229920002943 EPDM rubber Polymers 0.000 abstract description 7
- 238000009413 insulation Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012856 packing Methods 0.000 abstract description 4
- 230000007306 turnover Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 8
- 238000005452 bending Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005491 wire drawing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing 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
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Abstract
The invention discloses a kind of heating cable, it is related to manufacture conductor or the special equipment or method of cables manufacturing, for solving existing cable extruder, after adding the heating packing material for the ethylene propylene diene rubber that particle diameter is 40nm, after cable extruding machine, easily there is allotype insulation core and turn over and cause the twist and warping of cable, easily occur the unstable of the not rounding of cable and forming degree after extrusion, and cable core is loose, tensile strength reduces, the problem of shape deformation of cable occurs.It includes coating outer jacket, armor, sheath successively from outside to inside, 4 ~ 6 anti-screen layers are distributed with insulating barrier, conductor layer, the conductor layer outer ring, the anti-screen layer is also filled with exothermic material between conductor layer and insulating barrier between the conductor layer and insulating barrier.The technical program prevents allotype insulation core from turning over and causing the twist and warping of cable.The invention also discloses a kind of heating cable to process extrusion equipment.
Description
Technical field
It is a kind of heating cable specifically the present invention relates to manufacture conductor or the special equipment or method of cables manufacturing
And its extrusion equipment.
Background technology
Power cable（Power line series）Main production process have following steps：
The conventional copper of electric wire, aluminium bar material, at normal temperatures, using wire drawing machine by together or several drawing die nib,
Reduce its section, length increases, intensity improves.Wire drawing is the first working procedure of each electric wire company, the main technique of wire drawing
Parameter is to match somebody with somebody mould technology.
Copper, aluminium monofilament are improved the toughness of monofilament in a manner of recrystallization, reduce monofilament in the case where being heated to certain temperature
Intensity, to meet requirement of the electric wire to conductor wire core.Annealing operation key is to prevent the oxidation of copper wire.
In order to improve the pliability of electric wire, in order to laying installation, conductor wire core takes multifilament to be twisted.
From the twisted formal of conductor wire core, it is twisted and irregular twisted that rule can be divided into.It is irregular to be twisted and be divided into bundle strand, be multiple with one heart
Twist, be special twisted etc..For the physical dimension for reducing the area occupied of wire, reducing cable, used while stranded conductor
Press form, it is semicircle, sector, shoe and the circle pressed to make typical circular variation.Such a conductor is mainly used in electric power electricity
On cable.
The single line for forming twisted wire is stranded in layer orderlyly around twisted wire center, and adjacent twisted layer is twisted to phase
Instead.Concentric lay is also known as regular twisted.
Patent document 201410530314.2 discloses a kind of cable extruder head, including handpiece body, and handpiece body is in circular cone
Type structure, handpiece body upper surface and lower surface are equipped with outer membrane group, and outer membrane group is made up of the gap between two neighboring outer membrane circle,
Outer membrane group is fixed on handpiece body, and is located between the outer membrane group of handpiece body lower surface and handpiece body and is connected with cylinder, and cylinder is solid
It is scheduled between handpiece body and outer membrane group, and cooling jacket, cooling jacket is provided with positioned at the outer membrane group lower surface of handpiece body lower surface
Coat outer membrane group and cylinder is set, cooling jacket is made of expanded material, inner core is transversely provided with handpiece body, inner core is at least
Two.
Existing cable extruding machine, it is necessary to be passed through using cable extruding machine together or several as the principle of twisted technology
The nib of road extrusion die, reduce its section, length increases, intensity improves.But add the EPDM that particle diameter is 40nm
After the heating packing material of rubber, after cable extruding machine, easily there is allotype insulation core and turn over and cause the torsion of cable
It is curved, easily occur the unstable of the not rounding of cable and forming degree after extrusion, and cable core is loose, tensile strength reduces, and occurs
The shape deformation of cable.
The content of the invention
The present invention seeks to aimed to provide a kind of heating electric for preventing allotype insulation core from turning over and causing cable to be twisted and warped
Cable and its extrusion equipment.To realize above-mentioned technical purpose, the technical solution adopted by the present invention is as follows：
A kind of heating cable, coat outer jacket, armor, sheath, insulating barrier, conductor layer, the conductor successively from outside to inside
4 ~ 6 anti-screen layers are distributed with layer outer ring, and the anti-screen layer is between conductor layer and insulating barrier, the conductor layer and insulation
Exothermic material is also filled between layer.
Preferably, the exothermic material is the ethylene propylene diene rubber that particle diameter is 40nm.
It is 40nm ethylene propylene diene rubber as heat tracing application scheme that the technical program, which uses particle diameter,.Its operation principle is logical
Cross heat tracing media and distribute certain heat, supplemented by the loss of accompanying-heat cable by direct or indirect heat exchange, risen with reaching
Temperature, insulation or the requirement of antifreeze normal work.
A kind of heating cable processes extrusion equipment, including extrusion frame, and the extrusion mechanism being arranged in extrusion frame is described
Extrusion mechanism includes the first transverse slat, the first riser, the first cylinder being arranged on the first transverse slat, catch bar, gangbar, extrusion
Head, the rolling cylinder that is arranged on the first riser, the first cylinder front end connect gangbar by catch bar, under the gangbar
End connection extruder head.
Further limit, the gangbar include connecting rod first paragraph, connecting rod second segment, bearing rod, hollow fixing bearing,
Live bearing, movable latch, the bearing rod run through fixing bearing, and the bearing rod passes through both ends difference connecting extruder frame, institute
State and live bearing is connected in fixing bearing, and the live bearing is convex, the connecting rod first paragraph termination is and live bearing
The spill of matching, and the connecting rod first paragraph is connected with live bearing by movable latch；The extruder head include left pressure head and
Right pressure head.
Further limit, the flexible range of the catch bar is 10cm, and the angle of steeving of the connecting rod second segment is
30°。
Further limit, be provided with roller connecting plate on first riser, the roller connecting plate includes the first roller
Connecting plate, second tin roller connecting plate, expansion bolt, movable clip, the first roller connecting plate connect the installation of the first riser end
Expansion bolt, and the first roller connecting plate connection second tin roller connecting plate end is provided with segmental arc, the second tin roller connection
Plate is radially provided with the movable clip that cylinder is rolled for connecting.
Further limit, the roller connecting plate is 2 ~ 6, and waveform arranges.
Preferably, the roller connecting plate is 2.
Further limit, the extruder head also includes package board, and the package board is provided with the encapsulation being used for through cable and opened
Mouthful, left encapsulation breach is provided with the inside of the left pressure head, and right encapsulation breach is provided with the inside of the right pressure head.
The present invention compared with prior art, if the core of cable is made of the metal material of simple solid, it is soft certainly will to influence its
Soft and can not arbitrarily bend, section more macrobending is more difficult, and the difficulty that can not be overcome so necessarily is brought to construction, therefore,
As core it is best structure using stranded conductor twisted wire, not only such structure can make the flexibility of cable increase
Adding, and curvature during bending can be made not concentrate at one, and be distributed across on per share wire, the diameter of per share wire is smaller,
Bending stress caused by bending is also just smaller, thus will not be plastically deformed in the case of bending radius is allowed, so as to electricity
The insulating barrier of cable will not also damage.The technical program, the heating packing material for the ethylene propylene diene rubber that particle diameter is 40nm is added, is adopted
With stranded conductor twisted wire, after cable extruding machine, avoid the occurrence of allotype insulation core and turn over and cause the twist and warping of cable, keep away
There is the unstable of the not rounding of cable and forming degree after exempting from extrusion, avoid cable core loose, avoid tensile strength from reducing, avoid sending out
The shape deformation of raw cable.Especially, the heating packing material for adding the ethylene propylene diene rubber that particle diameter is 40nm realizes electric tracing
Effect, electric tracing is to supplement by heat tracing body institute's dispersed heat in technological process with the energy of electric heating, so as to maintain to flow
The most rational technological temperature of medium.
Brief description of the drawings
The present invention can be further illustrated by the nonlimiting examples that accompanying drawing provides；
Fig. 1 processes extrusion equipment stereogram for a kind of heating cable of the present invention；
Fig. 2 processes extrusion equipment front view for a kind of heating cable of the present invention；
Fig. 3 is a kind of heating cable schematic diagram of the present invention；
Main element symbol description is as follows：
Extrude frame 1, extrusion mechanism 2, the first transverse slat 3, the first riser 4, the first cylinder 5, catch bar 6, gangbar 7, connecting rod the
One section 71, bearing rod 72, fixing bearing 73, live bearing 74, movable latch 75, extruder head 8, left pressure head 81, right pressure head 82, envelope
Loading board 83, encapsulation opening 84, rolling cylinder 9, roller connecting plate 10, the first roller connecting plate 101, second tin roller connecting plate 102 are swollen
Swollen bolt 103, movable clip 104, outer jacket 11, armor 12, sheath 13, insulating barrier 14, conductor layer 15, anti-screen layer
16, exothermic material 17.
Embodiment
In order that the present invention may be better understood in those skilled in the art, with reference to the accompanying drawings and examples to this hair
Bright technical scheme further illustrates.
Such as Fig. 1, Fig. 2, shown in Fig. 3, a kind of heating cable, outer jacket 1, armor 2, sheath are coated successively from outside to inside
3, insulating barrier 4, conductor layer 5,6 anti-screen layers 6 are distributed with the outer ring of conductor layer 5, and anti-screen layer 6 is located at conductor layer 5 and insulating barrier 4
Between, exothermic material 7 is also filled between conductor layer 5 and insulating barrier 4.
Exothermic material 7 is the ethylene propylene diene rubber that particle diameter is 40nm.
Embodiment one,
A kind of heating cable processes extrusion equipment, including extrusion frame 1, the extrusion mechanism 2 being arranged in extrusion frame 1, extrusion
Mechanism 2 include the first transverse slat 3, the first riser 4, the first cylinder 5 being arranged on the first transverse slat 3, catch bar 6, gangbar 7, squeeze
The rolling cylinder 9 for lift one's head 8, being arranged on the first riser 4, the front end of the first cylinder 5 connect gangbar 7 by catch bar, under gangbar 7
End connection extruder head 8.
Gangbar 7 includes connecting rod first paragraph 71, connecting rod second segment（Diagram is not drawn into）, bearing rod 72, hollow fixing axle
73, live bearing 74, movable latch 75 are held, bearing rod 72 runs through fixing bearing 73, and bearing rod 72 passes through both ends and connects extrusion respectively
Frame 1, connects live bearing 74 in fixing bearing 73, and live bearing 74 be convex, and the termination of connecting rod first paragraph 71 is and movable
The spill that bearing 74 matches, and connecting rod first paragraph 71 and live bearing 74 are connected by movable latch 75；Extruder head 8 includes left pressure
First 81 and right pressure head 82.
The flexible range of catch bar 6 is 8cm, and the angle of steeving of connecting rod second segment is 24 °.
Embodiment two,
A kind of heating cable processes extrusion equipment, including extrusion frame 1, the extrusion mechanism 2 being arranged in extrusion frame 1, extrusion
Mechanism 2 include the first transverse slat 3, the first riser 4, the first cylinder 5 being arranged on the first transverse slat 3, catch bar 6, gangbar 7, squeeze
The rolling cylinder 9 for lift one's head 8, being arranged on the first riser 4, the front end of the first cylinder 5 connect gangbar 7 by catch bar, under gangbar 7
End connection extruder head 8.
Gangbar 7 includes connecting rod first paragraph 71, connecting rod second segment（Diagram is not drawn into）, bearing rod 72, hollow fixing axle
73, live bearing 74, movable latch 75 are held, bearing rod 72 runs through fixing bearing 73, and bearing rod 72 passes through both ends and connects extrusion respectively
Frame 1, connects live bearing 74 in fixing bearing 73, and live bearing 74 be convex, and the termination of connecting rod first paragraph 71 is and movable
The spill that bearing 74 matches, and connecting rod first paragraph 71 and live bearing 74 are connected by movable latch 75；Extruder head 8 includes left pressure
First 81 and right pressure head 82.
The flexible range of catch bar 6 is 10cm, and the angle of steeving of connecting rod second segment is 30 °.
It is pointed out that in embodiment one, the flexible range of catch bar 6 is 8cm, and the angle of steeving of connecting rod second segment
For 24 °；In embodiment two, flexible range is 10cm, and angle of steeving is 30 °, it is necessary to control flexible range and angle of steeving in practice
The growth of degree at double.
Roller connecting plate 10 is provided with first riser 4, roller connecting plate 10 includes the first roller connecting plate 101, second
Roller connecting plate 102, expansion bolt 103, movable clip 104, the end installation of the first roller connecting plate 101 connection the first riser 4 are swollen
Swollen bolt 103, and the end of the first roller connecting plate 101 connection second tin roller connecting plate 102 is provided with segmental arc, second tin roller connecting plate
102 are radially provided with the movable clip 104 that cylinder 9 is rolled for connecting.
Roller connecting plate 10 is 2, and waveform arranges.
Extruder head 8 also includes package board 83, and package board 83 is provided with the encapsulation opening 84 being used for through cable, in left pressure head 81
Side is provided with left encapsulation breach, and the inner side of right pressure head 82 is provided with right encapsulation breach.
For embodiment one, in embodiment two, the roller connecting plate of waveform arrangement is set up, cable processing extrusion
When, by the bending for adjusting whole stock cable so that the tension uniform being subject to inside and outside whole stock cable, improve stress distribution, so as to
Improve 6% tensile strength.
A kind of heating cable processes extrusion equipment application method, comprises the following steps,
Step 1, equipment assembling, including extrusion frame, the extrusion mechanism being arranged in extrusion frame, the extrusion mechanism include
First transverse slat, the first riser, the first cylinder being arranged on the first transverse slat, catch bar, gangbar, extruder head, it is arranged at first
Rolling cylinder on riser, the first cylinder front end connect gangbar by catch bar, and the gangbar lower end connects extruder head；
The gangbar is inserted including connecting rod first paragraph, connecting rod second segment, bearing rod, hollow fixing bearing, live bearing, activity
Pin, the bearing rod run through fixing bearing, and the bearing rod passes through both ends difference connecting extruder frame, connected in the fixing bearing
Live bearing, and the live bearing is convex, the connecting rod first paragraph termination is the spill with live bearing matching, and described
Connecting rod first paragraph is connected with live bearing by movable latch；The extruder head includes left pressure head and right pressure head.
Step 2, regulation are bent, and roller connecting plate is provided with first riser, and the roller connecting plate includes first
Roller connecting plate, second tin roller connecting plate, expansion bolt, movable clip, the first roller connecting plate connect the first riser end
Expansion bolt is installed, and the first roller connecting plate connection second tin roller connecting plate end is provided with segmental arc, the second tin roller
Connecting plate is radially provided with the movable clip that cylinder is rolled for connecting；The bending of whole stock cable is adjusted by roller connecting plate so that
The tension uniform being subject to inside and outside whole stock cable, improve stress distribution, so as to improve 6% tensile strength, keep whole stock cable into wheel
Waveform arranges, and curvature is more concentrated when extrusion.
Step 3, extrusion processing, the flexible range of the catch bar is 10cm；When the first cylinder is pushed ahead, catch bar
Gangbar action is driven, because live bearing and movable latch cooperate and limited, and then extruder head is in the work of connecting rod second segment
Angle of being steeved under is 30 °, and when the first cylinder compresses backward, catch bar drives gangbar action, due to live bearing and activity
Latch, which cooperates, to be limited, and then extruder head recovers initial angle position in the presence of connecting rod second segment.
A kind of heating cable provided by the invention and its extrusion equipment are described in detail above.Specific embodiment
Illustrate to be only intended to help the method and its core concept for understanding the present invention.It should be pointed out that the common skill for the art
For art personnel, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these change
Enter and modify to also fall into the protection domain of the claims in the present invention.
Claims (9)
1. a kind of heating cable, coat outer jacket, armor, sheath, insulating barrier, conductor layer, its feature successively from outside to inside
It is：4 ~ 6 anti-screen layers are distributed with the conductor layer outer ring, and the anti-screen layer is between conductor layer and insulating barrier, institute
State and exothermic material is also filled between conductor layer and insulating barrier.
A kind of 2. heating cable according to claim 1, it is characterised in that：The exothermic material is three that particle diameter is 40nm
First EP rubbers.
3. a kind of heating cable processes extrusion equipment, it is characterised in that：Including extruding frame, the extrusion extruded in frame is arranged at
Mechanism, the extrusion mechanism include the first transverse slat, the first riser, the first cylinder being arranged on the first transverse slat, catch bar, linkage
Bar, extruder head, the rolling cylinder being arranged on the first riser, the first cylinder front end connects gangbar by catch bar, described
Gangbar lower end connects extruder head.
A kind of 4. heating cable processing extrusion equipment according to claim 3, it is characterised in that：The gangbar includes connecting
Bar first paragraph, connecting rod second segment, bearing rod, hollow fixing bearing, live bearing, movable latch, the bearing rod is through solid
Dead axle is held, and the bearing rod passes through both ends difference connecting extruder frame, and live bearing, and the activity are connected in the fixing bearing
Bearing is convex, the spill that the connecting rod first paragraph termination is and live bearing matches, and the connecting rod first paragraph and movable axis
Hold and connected by movable latch；The extruder head includes left pressure head and right pressure head.
A kind of 5. heating cable processing extrusion equipment according to claim 3 or 4, it is characterised in that：The catch bar
Flexible range is 10cm, and the angle of steeving of the connecting rod second segment is 30 °.
A kind of 6. heating cable processing extrusion equipment according to claim 5, it is characterised in that：Set on first riser
Roller connecting plate is equipped with, the roller connecting plate includes the first roller connecting plate, second tin roller connecting plate, expansion bolt, activity
Clamp, the first roller connecting plate connect the first riser end installation expansion bolt, and the first roller connecting plate connection the
Two roller connecting plate ends are provided with segmental arc, and the second tin roller connecting plate is radially provided with the movable clip that cylinder is rolled for connecting.
A kind of 7. heating cable processing extrusion equipment according to claim 6, it is characterised in that：The roller connecting plate is
2 ~ 6, and waveform arranges.
A kind of 8. heating cable processing extrusion equipment according to claim 7, it is characterised in that：The roller connecting plate is
2.
A kind of 9. heating cable processing extrusion equipment according to claim 8, it is characterised in that：The extruder head also includes
Package board, the package board are provided with the encapsulation opening being used for through cable, left encapsulation breach, and institute are provided with the inside of the left pressure head
State and be provided with right encapsulation breach on the inside of right pressure head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710928091.9A CN107705893B (en) | 2017-10-09 | 2017-10-09 | A kind of heating cable extrusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710928091.9A CN107705893B (en) | 2017-10-09 | 2017-10-09 | A kind of heating cable extrusion equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107705893A true CN107705893A (en) | 2018-02-16 |
| CN107705893B CN107705893B (en) | 2019-07-19 |
Family
ID=61184631
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710928091.9A Active CN107705893B (en) | 2017-10-09 | 2017-10-09 | A kind of heating cable extrusion equipment |
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| CN106750817A (en) * | 2017-01-09 | 2017-05-31 | 大禹节水集团股份有限公司 | A kind of special Large Diameter Pipeline PE branch pipe production technologies of low-pressure drip irrigation |
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| CN107705893B (en) | 2019-07-19 |
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Address after: No. 166, 21km, Ningzhang Road, Changning Town, Datong County, Xining City, Qinghai Province, 810100 Patentee after: Annette Cable Group Co.,Ltd. Address before: No. 166, 21km, Ningzhang Road, Changning Town, Datong County, Xining City, Qinghai Province, 810105 Patentee before: QINGHAI OUNAITE CABLE CO.,LTD. |
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Denomination of invention: A heating cable extrusion equipment Granted publication date: 20190719 Pledgee: Industrial and Commercial Bank of China Limited Xining Datong Branch Pledgor: Annette Cable Group Co.,Ltd. Registration number: Y2024630000002 |