CN211629831U - Three-layer extrusion high-strength plastic cable pipe and production equipment - Google Patents
Three-layer extrusion high-strength plastic cable pipe and production equipment Download PDFInfo
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- CN211629831U CN211629831U CN202020223261.0U CN202020223261U CN211629831U CN 211629831 U CN211629831 U CN 211629831U CN 202020223261 U CN202020223261 U CN 202020223261U CN 211629831 U CN211629831 U CN 211629831U
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Abstract
The utility model provides a three-layer extrusion high strength plastic cable pipe and production facility, includes: the plastic inner pipe is arranged in the inner layer, and the inside of the plastic inner pipe is used for laying a cable; the fiber reinforced plastic pipe is fixedly compounded on the outer surface of the plastic inner pipe; the plastic outer pipe is fixedly compounded on the outer surface of the fiber reinforced plastic pipe. The inner wall of the plastic inner pipe of the inner layer is smooth and easy to penetrate through the cable, so that the cable is prevented from being scratched when burrs penetrate through the inner wall in the past, and the cable penetrating failure caused by the fact that the cable is wound to be dead due to loose wires existing in the inner wall in the past is avoided; the fiber reinforced plastic pipe in the middle layer has high mechanical strength, can bear heavy load, is not easy to break, and has good protection effect on the internal cable; the outer plastic pipe forms a protective layer, the outer wall is not easy to damage, no burrs are generated, the glass reinforced plastic pipe is prevented from being easily damaged and generating burrs to prick hands of workers, and the installation and the transportation are convenient; the three-layer co-extruded plastic pipe can be widely applied to the chemical fields of cable protection, gas supply, water supply and the like.
Description
The technical field is as follows:
the utility model relates to a cable guide technical field especially relates to a plastic cable pipe and production facility that excels in are extruded to three-layer.
Background art:
at present, a conduit is generally buried when cables are laid, and the cables inside the conduit are guided and protected by the conduit. For the analysis of the currently used power conduit, the conventional ones mainly used are galvanized steel pipes, polyvinyl chloride (PVC) pipes, chlorinated polyvinyl chloride (CPVC) pipes, Polyethylene (PE) pipes, glass fiber reinforced plastic sand-sandwiched cable conduits, plastic steel cable pipes, and the like. Although the above cable ducts have certain advantages, due to the limitation of the materials used, the cable ducts have certain disadvantages:
firstly, galvanized steel pipes have better mechanical strength, but belong to seamed straight welded steel pipes, and a large amount of burrs exist at the welding positions of the inner layers of welding seams, so that cables are easily scratched when the cables are threaded;
although the PVC pipe, the CPVC pipe and the PE pipe are corrosion-resistant and insulating, the inner wall is smooth, but the PVC pipe, the CPVC pipe and the PE pipe have poor mechanical strength and low strength, are difficult to bear heavy load, are easy to break under underground stress, and cannot meet the technical requirements of cable protection;
the glass fiber reinforced plastic sand inclusion pipe has the strength up to the standard, but the inner wall of the glass fiber reinforced plastic sand inclusion pipe is difficult to bear the cable penetrating friction force, so that loose wires can be wound to kill the cable, and the cable penetrating failure is caused;
the plastic steel cable pipe comprises the inner PE pipe layer and the outer glass steel pipe layer, although corrosion-resistant and insulating, the inner wall is smooth, the strength reaches the standard, the comprehensive performance is higher than that of the various pipe materials, the cost is high, the outer glass steel pipe layer is easy to damage and generate burrs, hands of workers are easy to be hurt during installation and transportation, the transportation and installation are difficult, and the popularization and the use of the plastic steel cable pipe are influenced.
In conclusion, the existing cable duct can not meet the market demand, and becomes a technical problem to be solved urgently in the industry.
The utility model has the following contents:
the utility model discloses a remedy prior art not enough, a high strength plastic cable pipe and production facility are extruded to three-layer is provided, the problem of fish tail cable when inner wall has the burr to wear the cable in the past has been solved, mechanical strength is poor in the past, withstand voltage low difficult heavy load of bearing is at the easy cracked problem of underground atress, the problem that the inner wall has the loose silk to twine dead cable and lead to the cable to wear the failure in the past has been solved, outer glass steel pipe is with high costs in the past, easy damaged and produce the burr and prick workman's hand easily and transport installation difficulty problem has been solved.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a three-layer extruded high strength plastic cable conduit comprising:
the plastic inner pipe is arranged in the inner layer, and the inside of the plastic inner pipe is used for laying a cable;
the fiber reinforced plastic pipe is fixedly compounded on the outer surface of the plastic inner pipe;
the plastic outer pipe is fixedly compounded on the outer surface of the fiber reinforced plastic pipe.
The plastic inner pipe is made of polyethylene, polypropylene, polyvinyl chloride, polystyrene or ABS.
The plastic outer pipe is made of polyethylene, polypropylene, polyvinyl chloride, polystyrene or ABS.
The fiber reinforced plastic pipe is a composite pipe of glass fiber, basalt fiber, carbon fiber or aramid fiber and plastic.
The utility model provides a production facility of high strength plastic cable pipe is extruded to three-layer, includes:
the first extruder is used for extrusion molding of the plastic inner pipe;
the second extruder is arranged at the rear side of the first extruder, and a die head of the second extruder is arranged at the outer side of the plastic inner tube and is used for extrusion molding of the fiber reinforced plastic tube and direct fixation and compounding of the fiber reinforced plastic tube on the outer surface of the plastic inner tube;
the third extruder is arranged at the rear side of the second extruder, and a die head of the third extruder is arranged at the outer side of the fiber reinforced plastic pipe and is used for extrusion molding of the plastic outer pipe and direct fixation and compounding of the plastic outer pipe on the outer surface of the fiber reinforced plastic pipe;
the plastic pipe cooling device is arranged on the rear side of the third extruder and used for cooling and shaping the pipe;
and the pipe cutting mechanism is arranged at the rear side of the plastic pipe cooling device and is used for cutting off the pipe.
The above technical scheme is adopted in the utility model, following beneficial effect has:
the inner wall of the plastic inner pipe of the inner layer is smooth and easy to penetrate through the cable, so that the cable is prevented from being scratched when burrs penetrate through the inner wall in the past, and the cable penetrating failure caused by the fact that the cable is wound to be dead due to loose wires existing in the inner wall in the past is avoided;
the fiber reinforced plastic pipe in the middle layer has high mechanical strength, can bear heavy load, is not easy to break, and has good protection effect on the internal cable;
the outer plastic pipe forms a protective layer, the outer wall is not easy to damage, no burrs are generated, the glass reinforced plastic pipe is prevented from being easily damaged and generating burrs to prick hands of workers, and the installation and the transportation are convenient;
the mechanical property of the three-layer co-extruded plastic pipe is more than three times that of the traditional thermoplastic pipe, and the cost is only one half of the manufacturing cost;
the three-layer co-extruded plastic pipe can be widely applied to the chemical fields of cable protection, gas supply, water supply and the like.
Description of the drawings:
fig. 1 is a schematic structural view of the cable duct of the present invention.
Fig. 2 is the utility model discloses cable duct production facility's schematic structure diagram.
In the figure, 1, a plastic inner pipe, 2, a fiber reinforced plastic pipe, 3, a plastic outer pipe, 4, a first extruder, 5, a second extruder, 6, a third extruder, 7, a plastic pipe cooling device, 8 and a pipe cutting mechanism.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-2, a three-layer extruded high-strength plastic cable conduit comprises:
the plastic inner pipe 1 is arranged in the inner layer, is used for laying cables, is easy to penetrate the cables and conveying media or liquid and is a wear-resistant layer;
the fiber reinforced plastic pipe 2 is fixedly compounded on the outer surface of the plastic inner pipe;
and the plastic outer pipe 3 is fixedly compounded on the outer surface of the fiber reinforced plastic pipe.
The plastic inner pipe is made of polyethylene, polypropylene, polyvinyl chloride, polystyrene or ABS.
The plastic outer pipe is made of polyethylene, polypropylene, polyvinyl chloride, polystyrene or ABS.
The fiber reinforced plastic pipe is a composite pipe of glass fiber, basalt fiber, carbon fiber or aramid fiber and plastic.
The utility model provides a production facility of high strength plastic cable pipe is extruded to three-layer, includes:
a first extruder 4 for extrusion molding of the plastic inner pipe;
the second extruder 5 is arranged at the rear side of the first extruder, and a die head of the second extruder is arranged at the outer side of the plastic inner tube and is used for extrusion molding of the fiber reinforced plastic tube and direct fixation and compounding of the fiber reinforced plastic tube on the outer surface of the plastic inner tube;
the third extruder 6 is arranged at the rear side of the second extruder, and a die head of the third extruder is arranged at the outer side of the fiber reinforced plastic pipe and is used for extrusion molding of the plastic outer pipe and direct fixation and compounding of the plastic outer pipe on the outer surface of the fiber reinforced plastic pipe;
the plastic pipe cooling device 7 is arranged on the rear side of the third extruder and used for cooling and shaping the pipe;
and the pipe cutting mechanism 8 is arranged at the rear side of the plastic pipe cooling device and is used for cutting off the pipe.
The pipe is extruded and molded at one time through the cooperation of the three extruders, the plastic pipe cooling device and the pipe cutting mechanism, so that the production efficiency is high; the whole production line finishes the processing of the pipe at one time from three times of extrusion, cooling and cutting, and realizes the automatic processing of the pipe.
A production process of a three-layer extruded high-strength plastic cable pipe comprises the following steps:
s1: starting a first extruder, and extruding and molding the plastic inner pipe;
s2: starting a second extruder, enabling the plastic inner pipe extruded and molded by the first extruder to pass through a die head of the second extruder, and extruding and molding the fiber reinforced plastic pipe by the second extruder and enabling the fiber reinforced plastic pipe to be directly fixed and compounded on the outer surface of the plastic inner pipe;
s3: starting a third extruder, enabling the fiber reinforced plastic pipe extruded and molded by the second extruder to pass through a die head of the third extruder, extruding and molding the plastic outer pipe by the third extruder, and directly fixing and compounding the plastic outer pipe on the outer surface of the fiber reinforced plastic pipe;
s4: starting a plastic pipe cooling device, enabling the pipe extruded by the extruder to pass through the plastic pipe cooling device, and cooling, solidifying and shaping in the plastic pipe cooling device;
s5: starting a pipe cutting mechanism to cut off the pipe;
s6: and trimming and forming burrs on the end opening of the pipe.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (5)
1. The utility model provides a three-layer extrusion high strength plastic cable pipe which characterized in that: the method comprises the following steps:
the plastic inner pipe is arranged in the inner layer, and the inside of the plastic inner pipe is used for laying a cable;
the fiber reinforced plastic pipe is fixedly compounded on the outer surface of the plastic inner pipe;
the plastic outer pipe is fixedly compounded on the outer surface of the fiber reinforced plastic pipe.
2. The three-layer extruded high-strength plastic cable duct of claim 1, wherein: the plastic inner pipe is made of polyethylene, polypropylene, polyvinyl chloride, polystyrene or ABS.
3. The three-layer extruded high-strength plastic cable duct of claim 1, wherein: the plastic outer pipe is made of polyethylene, polypropylene, polyvinyl chloride, polystyrene or ABS.
4. The three-layer extruded high-strength plastic cable duct of claim 1, wherein: the fiber reinforced plastic pipe is a composite pipe of glass fiber, basalt fiber, carbon fiber or aramid fiber and plastic.
5. The utility model provides a production facility of high strength plastic cable pipe is extruded to three-layer which characterized in that: the method comprises the following steps:
the first extruder is used for extrusion molding of the plastic inner pipe;
the second extruder is arranged at the rear side of the first extruder, and a die head of the second extruder is arranged at the outer side of the plastic inner tube and is used for extrusion molding of the fiber reinforced plastic tube and direct fixation and compounding of the fiber reinforced plastic tube on the outer surface of the plastic inner tube;
the third extruder is arranged at the rear side of the second extruder, and a die head of the third extruder is arranged at the outer side of the fiber reinforced plastic pipe and is used for extrusion molding of the plastic outer pipe and direct fixation and compounding of the plastic outer pipe on the outer surface of the fiber reinforced plastic pipe;
the plastic pipe cooling device is arranged on the rear side of the third extruder and used for cooling and shaping the pipe;
and the pipe cutting mechanism is arranged at the rear side of the plastic pipe cooling device and is used for cutting off the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223261.0U CN211629831U (en) | 2020-02-27 | 2020-02-27 | Three-layer extrusion high-strength plastic cable pipe and production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020223261.0U CN211629831U (en) | 2020-02-27 | 2020-02-27 | Three-layer extrusion high-strength plastic cable pipe and production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211629831U true CN211629831U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020223261.0U Active CN211629831U (en) | 2020-02-27 | 2020-02-27 | Three-layer extrusion high-strength plastic cable pipe and production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211629831U (en) |
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2020
- 2020-02-27 CN CN202020223261.0U patent/CN211629831U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220318 Address after: 274000 east of South section of Quancheng Road, Yongchang sub district office, Chengwu County, Heze City, Shandong Province Patentee after: Shandong Tudi Pipeline Engineering Co.,Ltd. Address before: 274000 north of the east section of Daminghu Road, Chengwu County Economic Development Zone, Heze City, Shandong Province Patentee before: SHANDONG CHENGXIANG ELECTRICAL Co.,Ltd. |