CN104505190A - Fast automatic crosslink production line and production process - Google Patents
Fast automatic crosslink production line and production process Download PDFInfo
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- CN104505190A CN104505190A CN201410842436.5A CN201410842436A CN104505190A CN 104505190 A CN104505190 A CN 104505190A CN 201410842436 A CN201410842436 A CN 201410842436A CN 104505190 A CN104505190 A CN 104505190A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 159
- 238000004132 cross linking Methods 0.000 claims description 29
- 238000009413 insulation Methods 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 18
- 241000209094 Oryza Species 0.000 claims description 15
- 235000007164 Oryza sativa Nutrition 0.000 claims description 15
- 235000009566 rice Nutrition 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000004888 barrier function Effects 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 5
- 239000003431 cross linking reagent Substances 0.000 claims description 5
- 238000009422 external insulation Methods 0.000 claims description 5
- 238000005057 refrigeration Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000004698 Polyethylene Substances 0.000 abstract 3
- -1 polyethylene Polymers 0.000 abstract 3
- 229920000573 polyethylene Polymers 0.000 abstract 3
- 239000000498 cooling water Substances 0.000 abstract 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 7
- 239000004703 cross-linked polyethylene Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- Processes Of Treating Macromolecular Substances (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention relates to a fast automatic crosslink production line and production process. The fast automatic crosslink production line comprises a heat source supplying system, multiple sections of circulating water tanks, pipelines between the heat source supplying system and the circulating water tanks and pumps mounted on the pipelines. The heat source supplying system comprises a cold water tank, a hot water tank and a steam generator. The multiple sections of circulating water tanks includes five sections, the first section is a first warm water tank, the second section is a first steam water tank, the third section is a cold water tank, the fourth section is a second steam water tank and the fifth section is a second warm water tank. The fast automatic crosslink production line has the advantages that the fast automatic crosslink production line is mainly applicable to low-voltage crosslink polyethylene insulated cable production, insulated cable cores are heated and cooled by the several sections of cooling water tanks of different temperatures, crosslink of the crosslink polyethylene insulated cable cores originally requiring steam crosslink or warm water crosslink is completed during production, the crosslink polyethylene thermal elongation performance index requirements are satisfied, and internal stress influencing the quality of the insulating layer of the cables can be lowered greatly at the same time.
Description
Technical field
The present invention relates to a kind of production line, be specifically related to a kind of for the production of low-voltage crosslinked polyethylene insulation core, solve the problem of crosslinked polyetylene insulated crosslinked difficulty, the fast automatic cross-linking production line that its crosslinking mechanisms is just completed when tank cooling and production technology.
Background technology
Along with the continuous progress of material science and technology, plastic insulated cable substitutes other class insulated cables comprehensively, and the properties of crosslinked polyethylene insulation material has obtained the accreditation of industry, the development of cross-linked polyethylene insulated cable obtains significant progress, can polyvinyl chloride cable be substituted gradually, thus crosslinked polyetylene insulated be the insulating material of at present main flow the most.
But due to the restriction of equipment, low-voltage insulation generally all adopts the mode of warm water crosslinking or vapor crosslinking, make it crosslinked, mode the most economic, but must etc. after insulated wire cores lower wall one-tenth dish carry out, time-consuming; Although had part manufacturer production to go out the cross-linked polyethylene insulating material of self-crosslinking now, through checking its heat extend qualified also will at about 15 days, and most of client has no idea to bear so long delivery date, material price is also often high, therefore the personnel adopted are fewer.
Summary of the invention
For the problems referred to above, main purpose of the present invention is to provide a kind of for the production of low-voltage crosslinked polyethylene insulation core, solve the problem of crosslinked polyetylene insulated crosslinked difficulty, the fast automatic cross-linking production line that its crosslinking mechanisms is just completed when tank cooling and production technology.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of fast automatic cross-linking production line, and described fast automatic cross-linking production line comprises the pump that thermal source provides system, multi-section circulation tank, thermal source to provide the pipeline between system and multi-section circulation tank and be arranged on pipeline.
Thermal source provides system to comprise cold water storage cistern, boiler and steam generator.
Multi-section circulation tank comprises five sections, and first paragraph is the first warm water tank, and second segment is the first steam tank, and the 3rd section is cold water reservoir, and the 4th section is the second steam tank, and the 5th section is the second warm water tank.
Cold water storage cistern is provided with the pipeline that is equipped with water supply pump, the pipeline that water supply pump is housed is divided into two, and wherein one is connected on cold water reservoir, and another is connected on boiler, is also provided with the pipeline doing backwater between cold water reservoir and cold water storage cistern.
Boiler is provided with the pipeline that is equipped with heat-exchanger pump, the pipeline that heat-exchanger pump is housed is divided into three, wherein first is connected on the first warm water tank, second is connected on the second warm water tank, 3rd is connected on steam generator, first warm water tank is provided with a backwater water pipe, the second warm water tank is also provided with a backwater water pipe, be connected on boiler after two backwater water pipes merge into one.
Steam generator is provided with the jet chimney being communicated with the first steam tank and the second steam tank respectively.
First steam tank and the second steam tank are separately installed with the condensing water conduit got back to by condensed water in boiler.
In specific embodiments of the invention, the length range of described first warm water tank is 3-5 rice, and the length range of the first steam tank is 5-7 rice, and the length range of cold water reservoir is 1-3 rice, the length range of the second steam tank is 5-7 rice, and the length range of the second warm water tank is 5-7 rice.
In specific embodiment of the present invention, the length of described first warm water tank is 4 meters, and the length of the first steam tank is 6 meters, and the length of cold water reservoir is 2 meters, and the length of the second steam tank is 6 meters, and the length of the second warm water tank is 6 meters.
In specific embodiment of the present invention, the water temperature range of described first warm water tank is 55-75 DEG C; The water temperature range of described first steam tank is 90-110 DEG C; The water temperature range of described cold water reservoir is 15-25 DEG C; The water temperature range of described second steam tank is 90-110 DEG C; The water temperature range of described second warm water tank is 55-75 DEG C.
A kind of fast automatic crosslinked production technology, comprises the steps:
(1), running water comes in from external pipe, enters cold water storage cistern, by water supply pump, is input to cold water reservoir, and gets back to cold water storage cistern;
(2), in cold water storage cistern cold water is input to boiler, is input to the first warm water tank and the second warm water tank, gets back to boiler after circulation by heat-exchanger pump;
(3), hot water is input in steam generator, and after heating pressurization, be input to the first steam tank and the second steam tank, the condensed water of steam is got back in boiler.
Conductor in production line extrude through head crosslinked polyetylene insulated after, form crosslinked polyetylene insulated core, the temperatures as high 185-195 DEG C of crosslinked polyetylene insulated layer, after the first warm water tank of 55-75 DEG C, insulating barrier is cooled, but the temperature of crosslinked polyetylene insulated layer inside is still between 110-130 DEG C, this temperature is enough to allow the crosslinking agent of crosslinked polyetylene insulated layer play a role, insulated wire cores is slightly after cooling, after entering the first steam tank of 90-110 DEG C again, the exterior insulation obtaining preliminary cooling is heated once again, external insulation is heated again, promote that exterior insulation is cross-linked, and be substantially consistent with primary insulation temperature, contribute to the reasonable unification of crosslinked polyetylene insulated layer ectonexine heat extensibility energy, the two ends of the first steam tank are equipped with seal cover board, the effective sealed steam of energy, go out the insulated wire cores of steam tank, surface temperature can between 85-90 DEG C, then be the cold water reservoir of 15-25 DEG C through water temperature range, the insulated wire cores of higher temperature, through the water quick refrigeration of 15-25 DEG C, crosslinked polyetylene insulated layer internal heat can sharply be taken away, the internal stress affecting cable insulation quality is also sharply discharged at this section of tank, then larger internal stress can not be gathered in insulating barrier inside, but after temperature is lower, the crosslinking mechanisms of crosslinked polyetylene insulated layer inside can be slack-off, therefore need to be the second steam tank of 90-110 DEG C through one section of temperature, again accelerate crosslinked polyetylene insulated layer crosslinking mechanisms, eventually pass the second warm water tank that temperature is about 55-75 DEG C, cooling, upper dish, censorship.
Positive progressive effect of the present invention is: fast automatic cross-linking production line provided by the invention and production technology have the following advantages: the present invention is mainly used in the production of low-voltage crosslinked polyethylene insulated cable insulated wire cores, by the bosh of several sections of different temperatures, gentle cooling is added to insulated wire cores, make originally to need the crosslinked polyetylene insulated core of vapor crosslinking or warm water crosslinking just to complete in process of production crosslinked, meet crosslinked polyethylene heat extensibility energy index request, also can greatly reduce the internal stress affecting cable insulation quality simultaneously.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Embodiment
Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
Fig. 1 is overall structure schematic diagram of the present invention, and as shown in Figure 1, the fast automatic cross-linking production line in the present invention comprises the pump that thermal source provides system, multi-section circulation tank, thermal source to provide the pipeline between system and multi-section circulation tank and be arranged on pipeline.
Thermal source provides system to comprise cold water storage cistern 1, boiler 2 and steam generator 3.
Multi-section circulation tank comprises five sections, and first paragraph is the first warm water tank 4, and second segment is the first steam tank the 5, three section is cold water reservoir 6, and the 4th section is the second steam tank the 7, five section is the second warm water tank 8.
Cold water storage cistern 1 is provided with the pipeline that is equipped with water supply pump 10, the pipeline that water supply pump 10 is housed is divided into two, and wherein one is connected on cold water reservoir 6, and another is connected on boiler 2, is also provided with the pipeline doing backwater between cold water reservoir 6 and cold water storage cistern 1.
Boiler 2 is provided with the pipeline that is equipped with heat-exchanger pump 11, the pipeline that heat-exchanger pump 11 is housed is divided into three, wherein first is connected on the first warm water tank 4, second is connected on the second warm water tank 8,3rd is connected on steam generator 3, first warm water tank 4 is provided with a backwater water pipe, the second warm water tank 8 is also provided with a backwater water pipe, be connected on boiler 2 after two backwater water pipes merge into one.
Steam generator 3 is provided with the jet chimney being communicated with the first steam tank 5 and the second steam tank 7 respectively.
First steam tank 5 and the second steam tank 7 are separately installed with the condensing water conduit got back to by condensed water in boiler 2.
In the present invention, can parameter be set as follows: the length range of the first warm water tank 4 is 3-5 rice, be preferably 4 meters; The length range of the first steam tank 5 is 5-7 rice, is preferably 6 meters; The length range of cold water reservoir 6 is 1-3 rice, and be preferably 2 meters, the length range of the second steam tank 7 is 5-7 rice, is preferably 6 meters; The length range of the second warm water tank 8 is 5-7 rice, is preferably 6 meters.
A kind of fast automatic crosslinked production technology, comprises the steps:
(1), running water comes in from external pipe, enters cold water storage cistern 1, by water supply pump 10, is input to cold water reservoir (6), and gets back to cold water storage cistern 1;
(2), in cold water storage cistern 1 cold water is input to boiler 2, is input to the first warm water tank (4) and the second warm water tank 8, gets back to boiler 2 after circulation by heat-exchanger pump 11;
(3), hot water is input in steam generator 3, and after heating pressurization, be input to the first steam tank 5 and the second steam tank 7, the condensed water of steam is got back in boiler 2.
Here is specific embodiment:
Examples of implementation 1:
Conductor in production line extrude through head crosslinked polyetylene insulated after, form crosslinked polyetylene insulated core 9, the temperatures as high 185-195 DEG C of crosslinked polyetylene insulated layer, after the first warm water tank 4 of 60 DEG C, insulating barrier is cooled, but the temperature of crosslinked polyetylene insulated layer inside is still between 110-130 DEG C, this temperature is enough to allow crosslinked polyetylene insulated layer crosslinking agent play a role, insulated wire cores is slightly after cooling, after entering the first steam tank 5 of 95 DEG C again, the exterior insulation obtaining preliminary cooling is heated once again, external insulation is heated again, promote that exterior insulation is cross-linked, and be substantially consistent with primary insulation temperature, contribute to the reasonable unification of crosslinked polyetylene insulated layer ectonexine heat extensibility energy, the two ends of the first steam tank 5 are equipped with seal cover board, the effective sealed steam of energy, go out the insulated wire cores of steam tank, surface temperature can between 85-90 DEG C, then be the cold water reservoir of 15-25 DEG C through water temperature range, the insulated wire cores of higher temperature, through the water quick refrigeration of 15-25 DEG C, crosslinked polyetylene insulated layer internal heat can sharply be taken away, the internal stress affecting cable insulation quality is also sharply discharged at this section of tank, then larger internal stress can not be gathered in insulating barrier inside, but after temperature is lower, the crosslinking mechanisms of crosslinked polyetylene insulated layer inside can be slack-off, therefore need to be the second steam tank 7 of 100 DEG C through one section of temperature, again accelerate crosslinked polyetylene insulated layer crosslinking mechanisms, eventually pass the second warm water tank 8 that temperature is about 60 DEG C, cooling, upper dish, censorship.
Examples of implementation 2:
Conductor in production line extrude through head crosslinked polyetylene insulated after, form crosslinked polyetylene insulated core 9, the temperatures as high 185-195 DEG C of crosslinked polyetylene insulated layer, after the first warm water tank 4 of 55 DEG C, insulating barrier is cooled, but the temperature of crosslinked polyetylene insulated layer inside is still between 110-130 DEG C, this temperature is enough to allow crosslinked polyetylene insulated layer crosslinking agent play a role, insulated wire cores is slightly after cooling, after entering the first steam tank 5 of 90 DEG C again, the exterior insulation obtaining preliminary cooling is heated once again, external insulation is heated again, promote that exterior insulation is cross-linked, and be substantially consistent with primary insulation temperature, contribute to the reasonable unification of crosslinked polyetylene insulated layer ectonexine heat extensibility energy, the two ends of the first steam tank 5 are equipped with seal cover board, the effective sealed steam of energy, go out the insulated wire cores of steam tank, surface temperature can between 85-90 DEG C, then be the cold water reservoir of 20 DEG C through water temperature range, the insulated wire cores of higher temperature, through the water quick refrigeration of 15-25 DEG C, crosslinked polyetylene insulated layer internal heat can sharply be taken away, the internal stress affecting cable insulation quality is also sharply discharged at this section of tank, then larger internal stress can not be gathered in insulating barrier inside, but after temperature is lower, the crosslinking mechanisms of crosslinked polyetylene insulated layer inside can be slack-off, therefore need to be the second steam tank 7 of 90 DEG C through one section of temperature, again accelerate crosslinked polyetylene insulated layer crosslinking mechanisms, eventually pass the second warm water tank 8 that temperature is about 55 DEG C, cooling, upper dish, censorship.
Examples of implementation 3:
Conductor in production line extrude through head crosslinked polyetylene insulated after, form crosslinked polyetylene insulated core 9, the temperatures as high 185-195 DEG C of crosslinked polyetylene insulated layer, after the first warm water tank 4 of 75 DEG C, insulating barrier is cooled, but the temperature of crosslinked polyetylene insulated layer inside is still between 125-130 DEG C, this temperature is enough to allow crosslinked polyetylene insulated layer crosslinking agent play a role, insulated wire cores is slightly after cooling, after entering the first steam tank 5 of 110 DEG C again, the exterior insulation obtaining preliminary cooling is heated once again, external insulation is heated again, promote that exterior insulation is cross-linked, and be substantially consistent with primary insulation temperature, contribute to the reasonable unification of crosslinked polyetylene insulated layer ectonexine heat extensibility energy, the two ends of the first steam tank 5 are equipped with seal cover board, the effective sealed steam of energy, go out the insulated wire cores of steam tank, surface temperature can between 85-90 DEG C, then be the cold water reservoir of 25 DEG C through water temperature range, the insulated wire cores of higher temperature, through the water quick refrigeration of 20 DEG C, crosslinked polyetylene insulated layer internal heat can sharply be taken away, the internal stress affecting cable insulation quality is also sharply discharged at this section of tank, then larger internal stress can not be gathered in insulating barrier inside, but after temperature is lower, the crosslinking mechanisms of crosslinked polyetylene insulated layer inside can be slack-off, therefore need to be the second steam tank 7 of 110 DEG C through one section of temperature, again accelerate crosslinked polyetylene insulated layer crosslinking mechanisms, eventually pass the second warm water tank 8 that temperature is about 75 DEG C, cooling, upper dish, censorship.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in the claimed scope of the invention, and application claims protection range is defined by appending claims and equivalent thereof.
Claims (6)
1. a fast automatic cross-linking production line, is characterized in that: described fast automatic cross-linking production line comprises the pump that thermal source provides system, multi-section circulation tank, thermal source to provide the pipeline between system and multi-section circulation tank and be arranged on pipeline;
Thermal source provides system to comprise cold water storage cistern (1), boiler (2) and steam generator (3);
Multi-section circulation tank comprises five sections, first paragraph is the first warm water tank (4), second segment is the first steam tank (5), 3rd section is cold water reservoir (6), 4th section is the second steam tank (7), and the 5th section is the second warm water tank (8);
Cold water storage cistern (1) is provided with the pipeline that is equipped with water supply pump (10), the pipeline that water supply pump (10) is housed is divided into two, wherein one is connected on cold water reservoir (6), another is connected on boiler (2), is also provided with the pipeline doing backwater between cold water reservoir (6) and cold water storage cistern (1);
Boiler (2) is provided with the pipeline that is equipped with heat-exchanger pump (11), the pipeline that heat-exchanger pump (11) is housed is divided into three, wherein first is connected on the first warm water tank (4), second is connected on the second warm water tank (8), 3rd is connected on steam generator (3), first warm water tank (4) is provided with a backwater water pipe, second warm water tank (8) is also provided with a backwater water pipe, is connected on boiler (2) after two backwater water pipes merge into one;
Steam generator (3) is provided with the jet chimney being communicated with the first steam tank (5) and the second steam tank (7) respectively;
First steam tank (5) and the second steam tank (7) are separately installed with the condensing water conduit got back to by condensed water in boiler (2).
2. fast automatic cross-linking production line according to claim 1, it is characterized in that: the length range of described first warm water tank (4) is 3-5 rice, the length range of the first steam tank (5) is 5-7 rice, the length range of cold water reservoir (6) is 1-3 rice, the length range of the second steam tank (7) is 5-7 rice, and the length range of the second warm water tank (8) is 5-7 rice.
3. fast automatic cross-linking production line according to claim 2, it is characterized in that: the length of described first warm water tank (4) is 4 meters, the length of the first steam tank (5) is 6 meters, the length of cold water reservoir (6) is 2 meters, the length of the second steam tank (7) is 6 meters, and the length of the second warm water tank (8) is 6 meters.
4. fast automatic cross-linking production line according to claim 1, is characterized in that: the water temperature range of described first warm water tank (4) is 55-75 DEG C; The water temperature range of described first steam tank (5) is 90-110 DEG C; The water temperature range of described cold water reservoir (6) is 15-25 DEG C; The water temperature range of described second steam tank (7) is 90-110 DEG C; The water temperature range of described second warm water tank (8) is 55-75 DEG C.
5. fast automatic crosslinked production technology according to claim 1, is characterized in that: described technique comprises the steps:
(1), running water comes in from external pipe, enters cold water storage cistern (1), by water supply pump (10), is input to cold water reservoir (6), and gets back to cold water storage cistern (1);
(2), in cold water storage cistern (1), cold water is input to boiler (2), be input to the first warm water tank (4) and the second warm water tank (8) by heat-exchanger pump (11), after circulation, get back to boiler (2);
(3), hot water is input in steam generator (3), and after heating pressurization, be input to the first steam tank (5) and the second steam tank (7), the condensed water of steam is got back in boiler (2).
6. fast automatic crosslinked production technology according to claim 5, it is characterized in that: the conductor in production line extrude through head crosslinked polyetylene insulated after, form crosslinked polyetylene insulated core, the temperatures as high 185-195 DEG C of crosslinked polyetylene insulated layer, after the first warm water tank (4) of 55-75 DEG C, insulating barrier is cooled, but the temperature of crosslinked polyetylene insulated layer inside is still between 110-130 DEG C, this temperature is enough to allow the crosslinking agent of crosslinked polyetylene insulated layer play a role, insulated wire cores is slightly after cooling, after entering the first steam tank (5) of 90-110 DEG C again, the exterior insulation obtaining preliminary cooling is heated once again, external insulation is heated again, promote that exterior insulation is cross-linked, and be substantially consistent with primary insulation temperature, contribute to the reasonable unification of crosslinked polyetylene insulated layer ectonexine heat extensibility energy, the two ends of the first steam tank (5) are equipped with seal cover board, the effective sealed steam of energy, go out the insulated wire cores of steam tank, surface temperature can between 85-90 DEG C, then be the cold water reservoir of 15-25 DEG C through water temperature range, the insulated wire cores of higher temperature, through the water quick refrigeration of 15-25 DEG C, crosslinked polyetylene insulated layer internal heat can sharply be taken away, the internal stress affecting cable insulation quality is also sharply discharged at this section of tank, then larger internal stress can not be gathered in insulating barrier inside, but after temperature is lower, the crosslinking mechanisms of crosslinked polyetylene insulated layer inside can be slack-off, therefore need to be the second steam tank (7) of 90-110 DEG C through one section of temperature, again accelerate crosslinked polyetylene insulated layer crosslinking mechanisms, eventually pass the second warm water tank (8) that temperature is about 55-75 DEG C, cooling, upper dish, censorship.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410842436.5A CN104505190B (en) | 2014-12-29 | 2014-12-29 | A kind of fast automatic cross-linking production line and production technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410842436.5A CN104505190B (en) | 2014-12-29 | 2014-12-29 | A kind of fast automatic cross-linking production line and production technology |
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| CN104505190A true CN104505190A (en) | 2015-04-08 |
| CN104505190B CN104505190B (en) | 2017-06-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109773A (en) * | 2017-12-13 | 2018-06-01 | 深圳市金环宇电线电缆有限公司 | A kind of crosslinking process of cross-linking apparatus and cross-linked polyethylene insulated cable |
| CN113021701A (en) * | 2021-03-03 | 2021-06-25 | 湖北龙腾红旗电缆(集团)有限公司 | Equipment and method for preparing crosslinked cable by composite process |
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| JP2002150860A (en) * | 2000-11-13 | 2002-05-24 | Hitachi Cable Ltd | Manufacturing method of electric wire/cable using water bridging method |
| CN102754759A (en) * | 2011-04-28 | 2012-10-31 | 黄卫华 | Steaming equipment |
| CN203134475U (en) * | 2013-03-12 | 2013-08-14 | 河南开启电力实业有限公司 | Cable extruder |
| CN204010828U (en) * | 2014-06-25 | 2014-12-10 | 江苏海达电缆有限公司 | High-voltage crosslinking integrated production line |
| CN204348443U (en) * | 2014-12-29 | 2015-05-20 | 上海南大集团有限公司 | A kind of fast automatic cross-linking production line |
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2014
- 2014-12-29 CN CN201410842436.5A patent/CN104505190B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002150860A (en) * | 2000-11-13 | 2002-05-24 | Hitachi Cable Ltd | Manufacturing method of electric wire/cable using water bridging method |
| CN102754759A (en) * | 2011-04-28 | 2012-10-31 | 黄卫华 | Steaming equipment |
| CN203134475U (en) * | 2013-03-12 | 2013-08-14 | 河南开启电力实业有限公司 | Cable extruder |
| CN204010828U (en) * | 2014-06-25 | 2014-12-10 | 江苏海达电缆有限公司 | High-voltage crosslinking integrated production line |
| CN204348443U (en) * | 2014-12-29 | 2015-05-20 | 上海南大集团有限公司 | A kind of fast automatic cross-linking production line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108109773A (en) * | 2017-12-13 | 2018-06-01 | 深圳市金环宇电线电缆有限公司 | A kind of crosslinking process of cross-linking apparatus and cross-linked polyethylene insulated cable |
| CN113021701A (en) * | 2021-03-03 | 2021-06-25 | 湖北龙腾红旗电缆(集团)有限公司 | Equipment and method for preparing crosslinked cable by composite process |
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| Publication number | Publication date |
|---|---|
| CN104505190B (en) | 2017-06-13 |
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