CN112477051A - Heat tracing cable high-temperature extrusion post-on-line cooling system - Google Patents
Heat tracing cable high-temperature extrusion post-on-line cooling system Download PDFInfo
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- CN112477051A CN112477051A CN202011421349.4A CN202011421349A CN112477051A CN 112477051 A CN112477051 A CN 112477051A CN 202011421349 A CN202011421349 A CN 202011421349A CN 112477051 A CN112477051 A CN 112477051A
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- heat tracing
- wheel mechanism
- cooling system
- tracing cable
- cable assembly
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- 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
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/145—Pretreatment or after-treatment
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an online cooling system for a high-temperature extruded heat tracing cable, which relates to the technical field of cooling systems and comprises an extruder, a traction wheel mechanism and a guide wheel mechanism, wherein a heat tracing cable assembly extruded by the extruder is drawn out by the traction wheel mechanism, the heat tracing cable assembly extends into the cooling system along the surface of the guide wheel mechanism at the inlet end of the cooling system, the cooling system consists of an online monitoring system and a cooling tank, the cooling tank comprises a tank body, a double-wheel mechanism and a water circulation system, the double-wheel mechanism is arranged in the tank body and is driven by a driving motor, and the heat tracing cable assembly is wound on the circumferential surface of the rotating wheel mechanism at one side and extends upwards to the surface of the guide wheel mechanism at the outlet end of the cooling system along the bottom of the rotating wheel mechanism at the other side. The invention solves the problem that the heat tracing cable needs to be cooled in an online real-time monitoring manner after being extruded at high temperature by arranging the temperature sensor, the temperature monitoring system, the computer system, the frequency converter and the cooling tank.
Description
Technical Field
The invention relates to the technical field of cooling systems, in particular to an on-line cooling system for a heat tracing cable after high-temperature extrusion.
Background
The heat tracing cable is an advanced intelligent self-regulating electric tracing in the world, a heating element of the heat tracing cable belongs to a composite conductive polymer, a polymer is taken as a base material, a conductive material is added to form a conductive composite, and the processing procedures of the heat tracing cable generally comprise the steps of wire core extrusion, inner sheath extrusion, braided metal shielding, outer sheath extrusion and the like.
The inner sheath and the outer sheath are extruded out of the annular gap between the mold core and the mold sleeve, and are extruded around the conductor and the wire core to form a continuous compact insulating layer or sheath layer, which is then cooled and solidified to form the cable product.
The plastic extrusion layer is cooled immediately after leaving the machine head, otherwise the plastic extrusion layer is deformed under the action of gravity, and in order to ensure that the quality of an extruded product is good, the cooling effect of the product needs to be controlled in real time, so that an online cooling system for the heat tracing cable after high-temperature extrusion is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an online cooling system for a heat tracing cable after high-temperature extrusion, and solves the problem that the cooling of the heat tracing cable needs to be monitored online in real time after the high-temperature extrusion.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: on-line cooling system after high-temperature extrusion of heat tracing cables comprises an extruder, a traction wheel mechanism and a guide wheel mechanism, wherein heat tracing cable components extruded by the extruder are drawn out by the traction wheel mechanism, the heat tracing cable components extend into a cooling system along the surface of the guide wheel mechanism at the inlet end of the cooling system, the cooling system consists of an on-line monitoring system and a cooling tank, the cooling tank comprises a tank body, a double-pulley mechanism and a water circulation system, the double-pulley mechanism is arranged in the tank body and driven by a driving motor, the heat tracing cable components are wound on the peripheral surface of a rotating wheel mechanism at one side and upwards extend to the surface of the guide wheel mechanism at the outlet end of the cooling system along the bottom of the rotating wheel mechanism at the other side, the on-line monitoring system comprises a temperature sensor, and the temperature sensor is arranged above the heat tracing cable components, the temperature sensor is used for measuring the temperature of the heat tracing cable assembly after cooling in a non-contact manner, the temperature sensor is used for communicating and transmitting temperature data with a computer system through a temperature monitoring system, the computer system is electrically connected with an extruder through a frequency converter to control the extrusion speed of an extrusion screw, the computer system is communicated with the extruder to control the extrusion speed, and the computer system is electrically connected with a traction motor and a driving motor through the frequency converter to automatically control the traction speed of a traction wheel mechanism and the rotation speed of a double-runner mechanism.
Preferably, the outer circumferential surface of the groove body is provided with a plurality of layers of fins.
Preferably, a steel ball layer is laid at the bottom of the groove body, and the heat tracing cable assembly is output along the surface of the steel ball layer when passing through the groove body.
Preferably, a guide roller set is horizontally arranged in the groove body along the output direction of the vertical heat tracing cable assembly, the heat tracing cable assembly input in the groove body is clamped and output by the guide roller set and the steel ball layer, and the steel balls of the steel ball layer are independently distributed and output power through the heat tracing cable assembly to roll at the bottom of the groove body.
Preferably, the peripheral surface of the rotating wheel mechanism contacting with the heat tracing cable assembly is composed of a plurality of groups of rollers which are distributed in an annular and equidistant mode, and a blade plate is arranged between each roller and the central shaft of the rotating wheel mechanism.
Preferably, the water inlet of the pipe body of the water circulation system extends downwards to a position close to the bottom in the tank body, the water inlet of the pipe body is arranged above the heat tracing cable assembly, the water outlet of the pipe body of the water circulation system extends downwards to a position close to the top in the tank body, and the water outlet of the pipe body is arranged on one side of the heat tracing cable assembly output from the tank body.
Preferably, the surface of the pipe body of the water circulation system is provided with cooling fins.
Preferably, the heat tracing cable assembly is distributed in a U shape in the groove body for heat dissipation.
Preferably, a constant-temperature heating rod is arranged in the groove body.
Preferably, the cooling tank is a step-by-step cooling system controlled by a constant-temperature heating rod.
(III) advantageous effects
The invention provides an on-line cooling system for a heat tracing cable after high-temperature extrusion, which has the following beneficial effects:
(1) the invention is provided with a temperature sensor, a temperature monitoring system, a computer system, a frequency converter and a cooling tank, the temperature sensor is used for measuring the temperature of the heat tracing cable assembly after cooling in real time by receiving infrared radiation, so that temperature data is input into the computer system and compared with a set temperature, when the measured temperature is higher than the set temperature, the extrusion rate of the extruder is controlled and the traction rate of the traction wheel mechanism and the rotation rate of the double-wheel mechanism are synchronously controlled to be reduced and kept consistent, so that the cooling time of the heat tracing cable assembly is increased, otherwise, the extrusion rate of the extruder is controlled and the traction rate of the traction wheel mechanism and the rotation rate of the double-wheel mechanism are increased and kept consistent, so that the cooling time of the heat tracing cable assembly is reduced, and the temperature sensor feeds back the adjusted temperature data to the computer, the purpose of monitoring on-line cooling is achieved, and the problem that cooling needs to be monitored on line in real time after the heat tracing cable is extruded at high temperature is solved.
(2) The invention adopts the arrangement of the fins, the steel ball layer, the rotating wheel mechanism and the water circulating system, because the heat tracing cable assembly with higher temperature enters the groove body in the cooling process, the temperature in the groove body is raised, the temperature in the groove body is reduced by radiating heat to the surrounding environment through the fins, the rotating wheel mechanism rotates and stirs the cooling water to achieve better heat radiation effect, the cooling water is further cooled, the temperature in the groove body is reduced by circulating the cooling water through the water circulating system, the cooling water is kept at the temperature for cooling the heat tracing cable assembly, the heat tracing cable assembly passes through the steel ball layer in the traction cooling process, the temperature on the surface of the heat tracing cable assembly is taken away through the steel ball layer, the cooling effect is improved, meanwhile, the water inlet of the pipe body of the water circulating system is arranged above the heat tracing cable assembly, the water outlet of the pipe body of the water circulating system is arranged at one side of, the heat of the heat tracing cable assembly can be taken away when the water circulating system absorbs water, and the purpose of reducing the temperature of the heat tracing cable assembly again is achieved when the water circulating system feeds water and cooling water passes through the output heat tracing cable assembly.
(3) The extrusion coating layer of crystalline plastics such as polyethylene, polypropylene and the like is cooled to room temperature by a warm water cooling method of gradually cooling through arranging the constant-temperature heating rod and the step-by-step cooling system, so that the amorphous material and the crystalline material can be cooled in a distinguishing manner, and the application range is wide.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of a cooling bath according to the present invention;
FIG. 3 is a schematic diagram of an on-line monitoring system according to the present invention;
FIG. 4 is a schematic view of a cooling bath according to the present invention;
FIG. 5 is a schematic view of a multi-stage cooling tank assembly according to the present invention.
In the figure: 1. an extruder; 2. a traction wheel mechanism; 3. a guide wheel mechanism; 4. an online monitoring system; 41. a temperature sensor; 42. a temperature monitoring system; 43. a computer system; 44. a frequency converter; 5. a cooling tank; 51. a trough body; 511. a fin; 512. a steel bead layer; 513. a guide roller set; 52. a rotating wheel mechanism; 521. a drum; 522. a leaf plate; 53. a water circulation system; 54. a drive motor; 6. and (5) heating the rod at a constant temperature.
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.
As shown in fig. 1 to 4, the present invention provides a technical solution: an on-line cooling system after high-temperature extrusion of a heat tracing cable comprises an extruder 1, a traction wheel mechanism 2 and a guide wheel mechanism 3, wherein the extruder 1 extrudes materials in a molten state through an extrusion screw to form an extrusion layer, a heat tracing cable component extruded by the extruder 1 is pulled out by the traction wheel mechanism 2, the heat tracing cable component extends into the cooling system along the surface of the guide wheel mechanism 3 at the inlet end of the cooling system, the cooling system consists of an on-line monitoring system 4 and a cooling tank 5, the cooling tank 5 comprises a tank body 51, a double-runner mechanism 52 and a water circulating system 53, the double-runner mechanism 52 is arranged in the tank body 51, the water circulating system 53 consists of a water pump, a water inlet pipe body and a water outlet pipe body, cooling water is filled in the tank body 51, the water circulating system 53 is used for circulating cooling water, the double-runner mechanism 52 is driven by a driving motor 54 to rotate around a central shaft anticlockwise, the heat tracing cable component winds around, the on-line monitoring system 4 comprises a temperature sensor 41, the temperature sensor 41 is an infrared temperature measuring sensor, the temperature sensor 41 is arranged above a heat tracing cable component extending out of the surface of the guide wheel mechanism 3 at the outlet end of the cooling system, the temperature sensor 41 measures the temperature of the cooled heat tracing cable component in a non-contact way, the temperature sensor 41 communicates with a computer system 43 through a temperature monitoring system 42 to transmit temperature data, the computer system 43 is electrically connected with the extruder 1 through a frequency converter 44 to control the extrusion speed of an extrusion screw, the computer system 43 communicates with the extruder 1 to control the extrusion speed, the computer system 43 is electrically connected with a traction motor and a driving motor 54 through the frequency converter 44 to automatically control the traction speed of the traction wheel mechanism 2 and the rotation speed of a double-wheel mechanism 52, the problem of crystallization can not be considered for non-crystallized materials such as polyvinyl chloride, and, the cooling water in the tank body 51 is directly cooled, so that the cooling water is cooled thoroughly in the cooling water tank and is not deformed.
As a technical optimization scheme of the present invention, a plurality of layers of fins 511 are disposed on the outer circumferential surface of the tank 51, and the fins 511 contact with the surrounding air to dissipate the heat of the tank 51.
As a technical optimization scheme of the invention, a steel ball layer 512 is laid at the bottom of the groove body 51, the heat tracing cable assembly is output along the surface of the steel ball layer 512 when passing through the groove body 51, the heat on the surface of the heat tracing cable assembly is transmitted to the surface of the steel ball layer 512, and the steel balls on the steel ball layer 512 roll away to achieve the purpose of cooling.
As a technical optimization scheme of the invention, a guide roller set 513 is horizontally arranged in the groove body 51 along the direction vertical to the output direction of the heat tracing cable assembly, the heat tracing cable assembly input in the groove body 51 is clamped and output by the guide roller set 513 and the steel ball layer 512, and the steel balls of the steel ball layer 512 are independently distributed and roll at the bottom of the groove body 51 through the output power of the heat tracing cable assembly.
As a technical optimization scheme of the invention, the circumferential surface of the rotating wheel mechanism 52 contacted with the heat tracing cable assembly is composed of a plurality of groups of rollers 521 which are annularly distributed at equal intervals, a blade 522 is arranged between the rollers 521 and the central shaft of the rotating wheel mechanism 52, and the purpose of stirring cooling water to assist heat dissipation is realized through the rotation of the rollers 521 and the blade 522 when the rotating wheel mechanism 52 rotates.
As a technical optimization scheme of the invention, a pipe body water inlet of the water circulation system 53 extends downwards to a position close to the bottom in the groove body 51, a pipe body water inlet is arranged above the heat tracing cable assembly, a pipe body water outlet of the water circulation system 53 extends downwards to a position close to the top in the groove body 51, and a pipe body water outlet is arranged at one side of the heat tracing cable assembly output from the groove body 51.
As a technical optimization scheme of the invention, the surface of the pipe body of the water circulation system 53 is provided with the radiating fins which play a role in further radiating.
As a technical optimization scheme of the invention, the heat tracing cable assemblies are distributed in the groove body 51 in a U shape for heat dissipation, and are guided along a U-shaped output track through the guide wheel mechanism 3, the double-rotating wheel mechanism 52 and the guide roller group 513.
As a technical optimization scheme of the invention, a constant temperature heating rod 6 is arranged in the groove body 51, and the temperature of water in the groove body 51 is controlled by the constant temperature heating rod 6, as shown in figure 5.
As a technical optimization scheme of the invention, the cooling tank 5 is a step-by-step cooling system controlled by a constant temperature heating rod 6, as shown in figure 5, the cooling tank is composed of a plurality of cooling tanks 5, the number of the cooling tanks 5 is set according to the requirement to achieve the purpose of step-by-step cooling, the problem of crystallization of amorphous materials such as polyvinyl chloride and the like can be avoided, the plastic product can be directly cooled by cooling water by adopting a quenching method, so that the amorphous materials are cooled in the cooling tank and are not deformed, the crystallization problem is considered if the cooling of crystalline polymers such as polyethylene, polypropylene and the like is adopted, the adverse effect is brought to the tissue of the plastic product and internal stress is generated if the quenching method is adopted, which is one of the reasons for generating cracks in the product in the future, the extrusion coating layer of crystalline plastics such as polyethylene, polypropylene and the like is preferably cooled by warm water gradually until the room temperature, so the step-by-step-by, the water temperature can be set to be between 75 and 85 ℃ when the plastic extrusion coating enters the first section of the tank body 51, the temperature of the second section of the tank body 51 is set to be between 65 and 75 ℃, the water temperature is reduced section by section until the temperature reaches the room temperature, and the smaller the temperature difference of the water temperature of each section is, the more reasonable the water temperature is.
In conclusion, the temperature sensor 41, the temperature monitoring system 42, the computer system 43, the frequency converter 44 and the cooling tank 5 are arranged, so that the problem that the heat tracing cable needs to be cooled in an online real-time monitoring manner after being extruded at a high temperature is solved.
It should be noted that, in this document, terms such as "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 (10)
1. Heat tracing cable high temperature extrudes back online cooling system, including extruder (1), traction wheel mechanism (2) and leading wheel mechanism (3), the heat tracing cable subassembly that extruder (1) was extruded is drawn out by traction wheel mechanism (2), in heat tracing cable subassembly extends to cooling system along leading wheel mechanism (3) surface of cooling system entrance point, its characterized in that: the cooling system comprises an online monitoring system (4) and a cooling tank (5), wherein the cooling tank (5) comprises a tank body (51), a double-runner mechanism (52) and a water circulation system (53) which are arranged in the tank body (51), the double-runner mechanism (52) is driven by a driving motor (54), a heat tracing cable assembly is wound on the circumferential surface of a runner mechanism (52) at one side and upwards extends to the surface of a guide wheel mechanism (3) at the outlet end of the cooling system along the bottom of the runner mechanism (52) at the other side, the online monitoring system (4) comprises a temperature sensor (41), the temperature sensor (41) is arranged above the heat tracing cable assembly extending out from the surface of the guide wheel mechanism (3) at the outlet end of the cooling system, the temperature sensor (41) measures the temperature after the heat tracing cable assembly is cooled in a non-contact manner, and the temperature sensor (41) transmits temperature data through the communication between the temperature monitoring system (42) and a computer, the computer system (43) is electrically connected with the extruder (1) through a frequency converter (44) to control the extrusion speed of the extrusion screw, and the computer system (43) is electrically connected with a traction motor and a driving motor (54) through the frequency converter (44) to automatically control the traction speed of the traction wheel mechanism (2) and the rotation speed of the double-wheel mechanism (52).
2. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 1, wherein: the outer circumferential surface of the groove body (51) is provided with a plurality of layers of fins (511).
3. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 1, wherein: a steel bead layer (512) is laid at the bottom of the groove body (51), and the heat tracing cable assembly is output along the surface of the steel bead layer (512) when passing through the groove body (51).
4. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 3, wherein: the heat tracing cable assembly conveying device is characterized in that a guide roller set (513) is horizontally arranged in the groove body (51) along the output direction of the vertical heat tracing cable assembly, the heat tracing cable assembly input into the groove body (51) is clamped and output by the guide roller set (513) and a steel ball layer (512), and steel balls of the steel ball layer (512) are independently distributed and roll at the bottom of the groove body (51) through the output power of the heat tracing cable assembly.
5. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 1, wherein: the peripheral surface of the rotating wheel mechanism (52) contacted with the heat tracing cable assembly is composed of a plurality of groups of rollers (521) which are distributed in an annular equal interval mode, and a blade (522) is arranged between the rollers (521) and the central shaft of the rotating wheel mechanism (52).
6. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 1, wherein: the water circulation system (53) is characterized in that a pipe body water inlet extends downwards to a position close to the bottom in the groove body (51), the pipe body water inlet is arranged above the heat tracing cable assembly, a pipe body water outlet of the water circulation system (53) extends downwards to a position close to the top in the groove body (51), and the pipe body water outlet is arranged on one side of the heat tracing cable assembly output from the inside of the groove body (51).
7. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 6, wherein: and the surface of the pipe body of the water circulation system (53) is provided with radiating fins.
8. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 1, wherein: the heat tracing cable assembly is distributed in the groove body (51) in a U shape for heat dissipation.
9. The high temperature post-extrusion on-line cooling system for heat trace cable according to claim 1, wherein: a constant temperature heating rod (6) is arranged in the groove body (51).
10. The high temperature post-extrusion in-line cooling system for heat trace cables according to claim 9, wherein: the cooling tank (5) is a temperature-controlled gradual cooling system with a constant-temperature heating rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011421349.4A CN112477051A (en) | 2020-12-08 | 2020-12-08 | Heat tracing cable high-temperature extrusion post-on-line cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011421349.4A CN112477051A (en) | 2020-12-08 | 2020-12-08 | Heat tracing cable high-temperature extrusion post-on-line cooling system |
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| CN112477051A true CN112477051A (en) | 2021-03-12 |
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| CN202011421349.4A Pending CN112477051A (en) | 2020-12-08 | 2020-12-08 | Heat tracing cable high-temperature extrusion post-on-line cooling system |
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| CN113470891A (en) * | 2021-06-08 | 2021-10-01 | 山东华宁电伴热科技有限公司 | Skin effect heating cable system and process |
| CN114603806A (en) * | 2022-05-13 | 2022-06-10 | 通号工程局集团天津装备技术有限公司 | Cable insulation extrusion device convenient to cooling |
| CN116141639A (en) * | 2023-03-17 | 2023-05-23 | 江苏众城线缆有限公司 | Cooling device for production of wire and cable sheath |
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| CN111791448A (en) * | 2020-07-15 | 2020-10-20 | 安徽天虹电缆有限公司 | Quick cooling system is used in processing of heat-resistant type high strength cable |
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| CN103331897A (en) * | 2013-06-09 | 2013-10-02 | 江苏亨通金天电子线缆有限公司 | Rapid molding device for cables through extrusion molding |
| CN207319799U (en) * | 2017-09-29 | 2018-05-04 | 天津市小猫线缆股份有限公司 | Cable cooling device step by step |
| CN210896768U (en) * | 2019-12-19 | 2020-06-30 | 青岛雁三希电缆科技有限公司 | Cooling device for cable processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113470891A (en) * | 2021-06-08 | 2021-10-01 | 山东华宁电伴热科技有限公司 | Skin effect heating cable system and process |
| CN114603806A (en) * | 2022-05-13 | 2022-06-10 | 通号工程局集团天津装备技术有限公司 | Cable insulation extrusion device convenient to cooling |
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| CN116141639B (en) * | 2023-03-17 | 2023-12-26 | 江苏众城线缆有限公司 | Cooling device for production of wire and cable sheath |
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