CN205767153U - Plastic, thermal-insulation pipe insulating layer continuous producing apparatus - Google Patents
Plastic, thermal-insulation pipe insulating layer continuous producing apparatus Download PDFInfo
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- CN205767153U CN205767153U CN201620503885.1U CN201620503885U CN205767153U CN 205767153 U CN205767153 U CN 205767153U CN 201620503885 U CN201620503885 U CN 201620503885U CN 205767153 U CN205767153 U CN 205767153U
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Abstract
The utility model discloses a kind of plastic, thermal-insulation pipe insulating layer continuous producing apparatus, including foaming machine and heat-insulation layer shaped device；Heat-insulation layer shaped device includes that frame, frame are provided with two conveyer mechanisms, and conveyer mechanism includes belt wheel and the conveyer belt being sleeved on belt wheel, the work belt wheel that centered by the belt wheel that two of which is adjacent, line is parallel with the direction of feed of work inner tube；Being provided with heat-insulation layer forming mold unit on conveyer belt, one end end face of heat-insulation layer forming mold unit conveyer belt dorsad is provided with half slot；Being separately positioned on two conveyer belts and heat-insulation layer forming mold unit between two corresponding work belt wheels cooperates and formed the circular tube shaped heat-insulation layer shaping channel passed for the inner tube that works by half slot split, the physical dimension of heat-insulation layer shaping channel is more than the physical dimension of work inner tube；The expanded material delivery outlet of foaming machine is positioned at heat-insulation layer shaping channel.Heat-insulation layer can be produced continuously in the work inner tube of plastic, thermal-insulation pipeline.
Description
Technical field
This utility model belongs to pipe technology field, is specifically related to the continuous producing apparatus of the heat-insulation layer of a kind of plastic, thermal-insulation pipeline.
Background technology
Traditional heat distribution pipeline; general inner tube, anticorrosive coat, heat-insulation layer and the protective layer of being worked by steel is constituted; the production method of this heat distribution pipeline is: at single suit protection outer tube outside the steel pipe straight tube of preservative treatment; and steel pipe straight tube and protection outer tube between mounting bracket; to maintain the coaxial state between steel pipe straight tube and protection outer tube, then irrigate heat-insulation layer.Accordingly, because the construction features of existing heat distribution pipeline, straight-run of pipe can only be produced every time, producing installation when, use scene electric welding piecemeal to connect.At present, occur in that on the market some using plastic conduit as work inner tube insulating tube, but its be only use plastic cement pipeline instead of steel work inner tube, its production technology and installation technology still do not have the change of essence.
Owing to existing heat distribution pipeline all uses fill expanded material between work inner tube and protection outer layer to form the mode of production of heat-insulation layer, its length producing the heat distribution pipeline obtained is restricted, i.e. cannot realize producing continuously due to heat-insulation layer, and then cause heat distribution pipeline cannot realize producing continuously.The heat distribution pipeline produced piecemeal needs Piecemeal erection construction and installation when, does not only result in production efficiency low, and causes construction and installation efficiency relatively low, and the numerous junction points between each section of heat distribution pipeline cause the potential safety hazard of system.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of plastic, thermal-insulation pipe insulating layer continuous producing apparatus, it is possible to produce heat-insulation layer in the work inner tube of plastic, thermal-insulation pipeline continuously, to meet plastic, thermal-insulation pipe quantity-produced requirement.
For reaching above-mentioned purpose, this utility model following technical scheme of offer:
A kind of plastic, thermal-insulation pipe insulating layer continuous producing apparatus, including foaming machine with for wrapping up the heat-insulation layer shaped device of heat-insulation layer in the work inner tube of plastic, thermal-insulation pipeline continuously；
Described heat-insulation layer shaped device includes frame, described frame is provided with two conveyer mechanisms, described conveyer mechanism includes at least two belt wheel and the conveyer belt being sleeved on described belt wheel, the work belt wheel that centered by the described belt wheel that two of which is adjacent, line is parallel with the direction of feed of work inner tube, in two described conveyer mechanisms, the conveyer belt laid respectively between two described work belt wheels of correspondence is parallel to each other；Being provided with heat-insulation layer forming mold unit on described conveyer belt, one end end face of the described the most described conveyer belt of heat-insulation layer forming mold unit is provided with half slot；Being separately positioned on two described conveyer belts and heat-insulation layer forming mold unit between two corresponding described work belt wheels cooperates and formed the circular tube shaped heat-insulation layer shaping channel passed for the inner tube that works by described half slot split, the physical dimension of described heat-insulation layer shaping channel is more than the physical dimension of work inner tube；The expanded material delivery outlet of described foaming machine is positioned at described heat-insulation layer shaping channel.
Further, the expanded material delivery outlet of described foaming machine is near one end of the work inner tube described heat-insulation layer shaping channel of entrance of plastic, thermal-insulation pipeline.
Further, it is arranged on described conveyer belt and sidewall between adjacent two described heat-insulation layer forming mold unit between two described work belt wheels fits tightly.
The beneficial effects of the utility model are:
Plastic, thermal-insulation pipe insulating layer continuous producing apparatus of the present utility model, by arranging two in the frame of heat-insulation layer shaped device in the conveyer mechanism being oppositely arranged, during use, the linear velocity making conveyer belt is equal with the feed speed of work inner tube, and make the moving direction of heat-insulation layer forming mold unit between two work belt wheels identical with the direction of feed of work inner tube, so, utilize foaming machine by expanded material output to heat-insulation layer shaping channel the heat-insulation layer forming area of filling between work inner tube and heat-insulation layer shaping channel, can wrap up, in work inner tube, the heat-insulation layer being made up of expanded material, disclosure satisfy that heat-insulation layer quantity-produced requirement.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, this utility model provides drawings described below to illustrate:
Fig. 1 is the structural representation of this utility model plastic, thermal-insulation pipe insulating layer continuous producing apparatus embodiment；
Fig. 2 is the structural representation of extrusion molding passage；
Fig. 3 is the structural representation of the production line of the One-step production prefabricated plastic utilidor using the present embodiment plastic, thermal-insulation pipe insulating layer continuous producing apparatus；
Fig. 4 is the structural representation of continuous fit body；
Fig. 5 is the structural representation using the production line of this One-step production prefabricated plastic utilidor to produce the one of which plastic, thermal-insulation pipeline obtained.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be better understood from this utility model and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
As it is shown in figure 1, be the structural representation of this utility model plastic, thermal-insulation pipe insulating layer continuous producing apparatus embodiment.The plastic, thermal-insulation pipe insulating layer continuous producing apparatus of the present embodiment, including foaming machine 7 with for wrapping up the heat-insulation layer shaped device 8 of heat-insulation layer in work inner tube continuously.
The heat-insulation layer shaped device 8 of the present embodiment includes frame 9, frame 9 is provided with two conveyer mechanisms, conveyer mechanism includes at least two belt wheel and the conveyer belt 10 being sleeved on belt wheel, the work belt wheel 10a that centered by the belt wheel that two of which is adjacent, line is parallel with the direction of feed of work inner tube, in two conveyer mechanisms, the conveyer belt 10 laid respectively between two work belt wheel 10a of correspondence is parallel to each other；Being provided with heat-insulation layer forming mold unit 11 on conveyer belt 10, one end end face of heat-insulation layer forming mold unit 11 conveyer belt 10 dorsad is provided with half slot 12；Being separately positioned on two conveyer belts 10 and heat-insulation layer forming mold unit 11 between two corresponding work belt wheel 10a cooperates and formed the circular tube shaped heat-insulation layer shaping channel 13 passed for the inner tube that works by half slot 12 split, the physical dimension of heat-insulation layer shaping channel 13 is more than the physical dimension of work inner tube；The expanded material delivery outlet of foaming machine 7 is positioned at described heat-insulation layer shaping channel 13.The belt wheel of two conveyer mechanisms of the present embodiment is disposed as two, and i.e. two belt wheels are work belt wheel 10a.The expanded material delivery outlet being arranged on foaming machine 7 is located close in the heat-insulation layer shaping channel 13 of cooling apparatus for shaping 2 one end, i.e. the expanded material delivery outlet of foaming machine 7 is near one end of the work inner tube entrance heat-insulation layer shaping channel 13 of plastic, thermal-insulation pipeline, during use, utilize foaming machine 7 to be injected into by expanded material between work inner tube and heat-insulation layer shaping channel 13, between outer wall and heat-insulation layer shaping channel 13 inwall of the inner tube that i.e. works, form heat-insulation layer forming area.In the present embodiment, being arranged on conveyer belt 10 and sidewall between adjacent two heat-insulation layer forming mold unit 11 between two work belt wheel 10a fits tightly, i.e. heat-insulation layer forming mold unit 11 is without being spaced apart and arranged on conveyer belt 10.Concrete, in process of production, work inner tube after cooling apparatus for shaping 2 sizing cooling enters in heat-insulation layer shaping channel 13 and continuous feeding forward, the linear velocity of two conveyer belts 10 of regulation is equal with the feed speed of the work inner tube of plastic, thermal-insulation pipeline, and make the moving direction of heat-insulation layer forming mold unit 11 between two work belt wheel 10a identical with the direction of feed of work inner tube, foaming machine 7 is utilized to be poured in by expanded material continuously between work inner tube and heat-insulation layer shaping channel, make expanded material shape under the effect of heat-insulation layer shaping channel and be wrapped in work inner tube formation heat-insulation layer.
The plastic, thermal-insulation pipe insulating layer continuous producing method using the plastic, thermal-insulation pipe insulating layer continuous producing apparatus of the present embodiment is as follows: in the plastic, thermal-insulation pipe insulating layer continuous producing method of the present embodiment, the work inner tube making plastic, thermal-insulation pipeline enter continue after heat-insulation layer shaping channel 13 to march forward to, the linear velocity of two conveyer belts 10 of regulation is equal with the feed speed of the work inner tube of plastic, thermal-insulation pipeline, and make the moving direction of heat-insulation layer forming mold unit 11 between two work belt wheel 10a identical with the direction of feed of work inner tube, foaming machine 7 is utilized to be poured in by expanded material continuously between work inner tube and heat-insulation layer shaping channel, make expanded material shape under the effect of heat-insulation layer shaping channel and be wrapped in work inner tube formation heat-insulation layer.The heat-insulation layer of the present embodiment uses EPU material to make.
By arranging two in the frame 9 of heat-insulation layer shaped device 8 in the conveyer mechanism being oppositely arranged, during use, the linear velocity making conveyer belt 10 is equal with the feed speed of work inner tube, and make the moving direction of heat-insulation layer forming mold unit between two work belt wheels identical with the direction of feed of work inner tube, so, utilize foaming machine by expanded material output to heat-insulation layer shaping channel 13 the heat-insulation layer forming area of filling between work inner tube and heat-insulation layer shaping channel 13, can wrap up, in work inner tube, the heat-insulation layer being made up of expanded material, disclosure satisfy that heat-insulation layer quantity-produced requirement.
As it is shown on figure 3, be the structural representation of the production line of the One-step production prefabricated plastic utilidor using the present embodiment plastic, thermal-insulation pipe insulating layer continuous producing apparatus.The production line of this One-step production prefabricated plastic utilidor, including set gradually and the extrusion device 1 for extrusion molding work inner tube, the cooling apparatus for shaping 2 for cooling work inner tube 24 of shaping, for the plastic, thermal-insulation pipe insulating layer continuous producing apparatus 3 of continuous foamed parcel heat-insulation layer 25 in work inner tube 24, on heat-insulation layer 25 continuously laminating outer jacket 26 casing 4, for drawing the traction apparatus 5 of plastic, thermal-insulation pipeline and for the wrap-up 6 of rolling plastic, thermal-insulation pipeline.Extrusion device 1 includes plastic extruder and is arranged on plastic extruder the mould for shaping work inner tube.Cooling apparatus for shaping 2 includes negative pressure shaping case and the chiller being set to one, is provided with the shaper for work inner tube of shaping in negative pressure shaping case；Concrete, it is additionally provided with set composite 9 between cooling apparatus for shaping 2 and plastic, thermal-insulation pipe insulating layer continuous producing apparatus 3, it is easy to process all kinds of composite bed in work inner tube, as processed enhancement Layer 27 and barrier layer 30 in work inner tube, and be easy to process types of functionality structure, such as heat tracing cable hole 31 and leakage alarm line etc. in work inner tube.As shown in Figure 5, the production line using this One-step production prefabricated plastic utilidor produces a kind of plastic, thermal-insulation pipeline obtained and includes work inner tube 24, heat-insulation layer 25 and outer jacket 26, it is provided with enhancement Layer 27 between work inner tube 24 and heat-insulation layer 25, it is provided with inner structural layer 28 and outer structural layer 29 inside and outside enhancement Layer 27, between inner structural layer 28 and work inner tube 24, is provided with barrier layer 30.
The production line of this One-step production prefabricated plastic utilidor, by arranging extrusion device 1, can the work inner tube of extrusion molding plastic, thermal-insulation pipeline, by arranging cooling apparatus for shaping 2, work inner tube can be carried out cooling and shaping, by arranging plastic, thermal-insulation pipe insulating layer continuous producing apparatus 3, the heat-insulation layer of foaming can be wrapped up in work inner tube, by arranging casing 4, can fit on heat-insulation layer outer jacket, by arranging traction apparatus 5, the feeding forward of plastic, thermal-insulation pipeline can be drawn, so, just the continuous production of plastic, thermal-insulation pipeline it is capable of, i.e. use the production line of One-step production prefabricated plastic utilidor of the present utility model, overcome the defect that existing utilidor can only produce piecemeal, it is capable of the continuous production of plastic, thermal-insulation pipeline.
Further, the continuous fit body for outer jacket of fitting continuously on heat-insulation layer it is provided with in casing 5, fit body includes mould 14 of fitting continuously, is provided with the central through hole 15 passed for pipeline, is provided with outer layer extrusion molding structure in laminating mould 14 in laminating mould 14.Outer layer extrusion molding structure includes being arranged on the charging aperture 16 on laminating mould 14 and the material buffer chamber 17 that charging aperture 16 communicates and the extrusion molding passage 18 coaxial with central through hole 15, and extrusion molding passage 18 communicates with material buffer chamber 17；Laminating mould 14 is provided with the sealing structure with tube fit, and laminating mould 14 is provided with at the negative port 19 sealed between structure and the discharging opening of extrusion molding passage 18, and negative port 19 communicates with central through hole 15.
Preferably, in those cases when heating is desired, the inwall of central through hole 15 is additionally provided with the heater 20 for heating pipeline outer wall.Extrusion molding passage 18 is the cylindrical passageway that internal diameter is constant, and the discharging opening of extrusion molding passage 18 is positioned at laminating mould 14 on the end face that pipeline passes central through hole 15 one end.Certainly, extrusion molding passage 18 may be arranged as tapered channel, it is possible to being positioned on the inwall of central through hole 15 by the discharging opening of extrusion molding passage 18 or be positioned on the end face of laminating mould 14, its principle is suitable, is not repeated.
Further, the sealing ring 21 that structure includes being fixedly mounted on laminating mould 14 and coordinating with the periphery wall of pipeline is sealed.Laminating mould 14 includes the laminating head 14a and laminating support 14b of fixing connection, the axes intersect coordinating face and central through hole 15 between laminating head 14a and laminating support 14b, outer layer extrusion molding structure is arranged on laminating head 14a, seals structure and is arranged on laminating support 14b.Use screw 22 to fix between laminating head 14a with laminating support 14b to be connected, and be provided with alignment pin 23 between laminating head 14a and laminating support 14b.
By arranging continuous fit body in casing 5, can direct extrusion molding outer jacket, outer jacket is fitted on heat-insulation layer, and and seal one confined space of formation between structure, by arranging negative port 19 to this confined space evacuation between sealing structure and the discharging opening of extrusion molding passage 18, it is possible to effectively strengthen the laminating intensity between outer jacket and heat-insulation layer；Owing to the effect of negative pressure can strengthen laminating intensity, even if the periphery wall out-of-flatness of heat-insulation layer, it also is able to be fitted on heat-insulation layer the outer jacket of plastic, thermal-insulation pipeline, i.e. it is particularly well-suited to the smooth surface of the intentional or unintentional certain moulding of insulation layer surface, outer jacket remains able to appropriate fit on heat-insulation layer, thus realize producing the most continuously of heat distribution pipeline, improve production efficiency.
Embodiment described above is only the preferred embodiment lifted by absolutely proving this utility model, and protection domain of the present utility model is not limited to this.The equivalent that those skilled in the art are made on the basis of this utility model substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (3)
1. a plastic, thermal-insulation pipe insulating layer continuous producing apparatus, it is characterised in that: include foaming machine and for wrapping up the heat-insulation layer shaped device of heat-insulation layer in the work inner tube of plastic, thermal-insulation pipeline continuously；
Described heat-insulation layer shaped device includes frame, described frame is provided with two conveyer mechanisms, described conveyer mechanism includes at least two belt wheel and the conveyer belt being sleeved on described belt wheel, the work belt wheel that centered by the described belt wheel that two of which is adjacent, line is parallel with the direction of feed of work inner tube, in two described conveyer mechanisms, the conveyer belt laid respectively between two described work belt wheels of correspondence is parallel to each other；Being provided with heat-insulation layer forming mold unit on described conveyer belt, one end end face of the described the most described conveyer belt of heat-insulation layer forming mold unit is provided with half slot；Being separately positioned on two described conveyer belts and heat-insulation layer forming mold unit between two corresponding described work belt wheels cooperates and formed the circular tube shaped heat-insulation layer shaping channel passed for the inner tube that works by described half slot split, the physical dimension of described heat-insulation layer shaping channel is more than the physical dimension of work inner tube；The expanded material delivery outlet of described foaming machine is positioned at described heat-insulation layer shaping channel.
Plastic, thermal-insulation pipe insulating layer continuous producing apparatus the most according to claim 1, it is characterised in that: the expanded material delivery outlet of described foaming machine is near one end of the work inner tube described heat-insulation layer shaping channel of entrance of plastic, thermal-insulation pipeline.
Plastic, thermal-insulation pipe insulating layer continuous producing apparatus the most according to claim 1, it is characterised in that: it is arranged on described conveyer belt and sidewall between adjacent two described heat-insulation layer forming mold unit between two described work belt wheels fits tightly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620503885.1U CN205767153U (en) | 2016-05-30 | 2016-05-30 | Plastic, thermal-insulation pipe insulating layer continuous producing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620503885.1U CN205767153U (en) | 2016-05-30 | 2016-05-30 | Plastic, thermal-insulation pipe insulating layer continuous producing apparatus |
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| CN205767153U true CN205767153U (en) | 2016-12-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904642A (en) * | 2016-05-30 | 2016-08-31 | 顾地科技股份有限公司 | Continuous production equipment and production method for thermal insulation layer of plastic thermal insulation pipeline |
| CN112721177A (en) * | 2020-11-30 | 2021-04-30 | 通鼎互联信息股份有限公司 | Leaky cable foaming body connecting mould |
-
2016
- 2016-05-30 CN CN201620503885.1U patent/CN205767153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904642A (en) * | 2016-05-30 | 2016-08-31 | 顾地科技股份有限公司 | Continuous production equipment and production method for thermal insulation layer of plastic thermal insulation pipeline |
| CN112721177A (en) * | 2020-11-30 | 2021-04-30 | 通鼎互联信息股份有限公司 | Leaky cable foaming body connecting mould |
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