CN209977467U - Novel HDPE winding arrangement wall pipe - Google Patents
Novel HDPE winding arrangement wall pipe Download PDFInfo
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- CN209977467U CN209977467U CN201822215886.8U CN201822215886U CN209977467U CN 209977467 U CN209977467 U CN 209977467U CN 201822215886 U CN201822215886 U CN 201822215886U CN 209977467 U CN209977467 U CN 209977467U
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Abstract
The utility model relates to a novel HDPE winding structure wall pipe, which comprises a base pipe, wherein the outer side of the base pipe is provided with a corrugated pipe, a reinforcing support pipe and a coating layer, the reinforcing support pipe is coated outside the corrugated pipe, the combined body of the corrugated pipe and the reinforcing support pipe is wound on the outer side surface of the base pipe along the axial direction of the base pipe and is spirally arranged, and the reinforcing support pipe is connected with the outer side surface of the base pipe; the coating layer is coated outside the base pipe and the reinforcing supporting pipe, and the coating layer is connected with the outer side surfaces of the base pipe and the reinforcing supporting pipe; the base pipe, the reinforcing support pipe and the coating layer are all made of high-density polyethylene. The novel HDPE winding structure wall pipe has good flexibility and ring stiffness, can effectively save production materials, and reduces the manufacturing cost.
Description
Technical Field
The utility model relates to a plastics tubular product technical field, concretely relates to novel HDPE winding arrangement wall pipe.
Background
At present, the steel plastic drain pipe is generally used in China, and has the advantages of high ring rigidity, but has the following defects: firstly, the elastic modulus and the thermal expansion coefficient of plastic and steel are too different, and the pipe wall is easy to crack under the action of internal and external forces; secondly, the corrosion resistance of the steel is poor, once the steel strip is corroded, the steel strip is easy to damage, and therefore the use of the pipe body is affected, thirdly, the forming process is complex, the waste of production materials is easy to cause, and the manufacturing cost is high. The pure HDPE double-wall corrugated pipe is produced by extruding raw materials through an extruder, and then through a mold and a corrugated pipe forming machine. However, the double-wall corrugated pipe produced by the traditional production method has the following disadvantages: the ring stiffness is not good enough and cannot bear larger soil load force; it is difficult to manufacture a large-diameter pipe body.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a novel HDPE winding arrangement wall pipe is provided, this kind of novel HDPE winding arrangement wall pipe has better pliability and ring stiffness concurrently to can effectively save manufacturing material, reduce the cost of manufacture. The technical scheme is as follows:
the utility model provides a novel HDPE winding arrangement wall pipe, includes the base member pipe, its characterized in that: the outer side of the base pipe is provided with a corrugated pipe, a reinforcing support pipe and a coating layer, the reinforcing support pipe is coated outside the corrugated pipe, a combination of the corrugated pipe and the reinforcing support pipe is wound on the outer side surface of the base pipe along the axial direction of the base pipe and is spirally arranged, and the reinforcing support pipe is connected with the outer side surface of the base pipe; the coating layer is coated outside the base pipe and the reinforcing supporting pipe, and the coating layer is connected with the outer side surfaces of the base pipe and the reinforcing supporting pipe; the base pipe, the reinforcing support pipe and the coating layer are all made of high-density polyethylene.
Generally, the connection of the reinforcing support tube and the substrate tube and the connection of the substrate tube and the reinforcing support tube and the coating layer are realized by adopting a hot melting mode.
Among the above-mentioned novel HDPE winding arrangement wall pipe, through the combination of winding bellows and reinforcing stay tube on the lateral surface of base member pipe, make the reinforcing stay tube be connected with the lateral surface of base member pipe, can strengthen the ring rigidity of base member pipe so greatly, make the base member pipe both have sufficient resistance to compression and impact strength, have good pliability again to can effectively save manufacturing material, reduce the cost of manufacture. Through the outside cladding coating at base member pipe and reinforcing stay tube, make the cladding and base member pipe, the lateral surface of reinforcing stay tube is all connected, can make the combination of base member pipe and reinforcing stay tube inseparabler like this, more firm, more importantly, to the fixed of bellows be through the cladding of reinforcing stay tube to the bellows, reinforcing stay tube is connected with the base member pipe, the cladding is connected with base member pipe and reinforcing stay tube, such multiple cladding and connection make the combination of bellows and reinforcing stay tube firmly closely fix on the base member pipe. The base body pipe, the reinforcing support pipe and the coating layer are all made of high-density polyethylene, and the high-density polyethylene material has extremely strong chemical corrosion and erosion resistance, so that the novel HDPE winding structure wall pipe does not need to be subjected to anti-corrosion treatment when conveying corrosive fluid or laying in corrosive soil, and the performance of the novel HDPE winding structure wall pipe is greatly superior to that of other pipes; in addition, the high-density polyethylene material has no toxicity and no sundries in the production process, so that the waste pipelines can be completely recycled, and the high-density polyethylene material belongs to an environment-friendly safe green product.
In a preferred scheme, the corrugated pipe is a single-wall corrugated pipe which is made of polypropylene or polyethylene. Therefore, the flexibility, the shock resistance, the chemical corrosion resistance and the aging resistance of the novel HDPE winding structure wall pipe can be further improved, and the service life of the novel HDPE winding structure wall pipe is effectively prolonged.
In a preferred embodiment, the base tube has a smooth inner surface. Therefore, the matrix pipe has smaller friction resistance when conveying fluid, and the water conveying amount can be greatly improved under the same use condition relative to other pipes with the same inner diameter, so that the novel HDPE winding structure wall pipe with the smaller inner diameter can be used for replacing a cement pipe or a rigid pipe with the larger inner diameter. In practical application, compared with the traditional pipe, the novel HDPE winding structure wall pipe has the advantages that the engineering and reliability of the novel HDPE winding structure wall pipe under the same condition are improved, the comprehensive benefit is obvious, and the novel HDPE winding structure wall pipe is more superior especially in the narrow construction site, the dense buildings, the complex underground pipelines and the busy traffic road sections and in the acid-base soil laying process.
Preferably, the end part of the base pipe is provided with a thickening layer. The thickened layer is used for enhancing the ring rigidity of the end part of the base body pipe, so that the end part of the base body pipe has enough compression and impact strength.
In a preferred embodiment, the base pipe is formed by spirally winding and welding a high-density polyethylene flat tape.
In another preferred embodiment, the base pipe is formed by spirally winding and welding a high-density polyethylene small pipe.
In a preferable scheme, the outer side of the base pipe is further provided with a reinforcing rib and a plastic layer, the reinforcing rib is spirally wound on the outer side surface of the base pipe and is positioned in a spiral groove of the spirally arranged reinforcing support pipe, the plastic layer is coated outside the reinforcing rib, and the plastic layer is connected with the outer side surface of the base pipe; the coating layer is coated outside the substrate tube, the reinforced supporting tube and the plastic layer. Usually, the plastic layer is connected to the outer side of the base tube by hot melting. Therefore, the ring stiffness of the novel HDPE winding structure wall pipe can be further enhanced, and the external pressure resistance of the novel HDPE winding structure wall pipe is improved. The reinforcing ribs are generally solid steel bars, plastic bars, fiber bars and the like.
In a preferred embodiment, the base pipe includes a pipe body and a self-heating fusion joint; the self-heating welding head is provided with a fixed connecting end and a welding end, the inner diameter of the self-heating welding head is gradually reduced from the welding end to the fixed connecting end, the inner diameter of the welding end is equal to the outer diameter of the pipeline body, the inner diameter of the fixed connecting end is larger than the inner diameter of the pipeline body, the fixed connecting end is integrally connected with one end of the pipeline body, and a limiting step is formed at the connecting part; at least one annular electric heating wire is embedded on the inner wall of the self-heating welding head, and two ends of the annular electric heating wire extend out of the outer side of the self-heating welding head. When the combination is carried out, the annular electric heating wire is electrified to heat up and heat, one end of the pipeline body of one substrate pipe is inserted into the self-heating welding head of the other substrate pipe and moves towards the fixed connecting end (in the inserting process, the contact part of the inner wall of the self-heating welding head and the coating layer on the outer side of the pipeline body and the annular electric heating wire is melted under the heating of the annular electric heating wire, so that the two substrate pipes can be smoothly spliced); when the pipeline body of the base pipe is contacted with the limit step of the other base pipe, the positions of the two base pipes are kept, and after the annular heating wire is powered off, cooled and solidified, the two base pipes are tightly and firmly fused together, so that the two novel HDPE winding structure wall pipes are combined; by repeating the process, a plurality of novel HDPE winding structure wall pipes can be combined, so that the operation is simpler and more convenient; and through the mode of pegging graft with a plurality of base members pipes combination, effectively increase the melting area of contact of pipeline junction to improve the fastness of pipeline junction, can avoid forming the resistance ring at the tip of base member pipe simultaneously, guarantee the result of use of base member pipe.
In a more preferable mode, the annular heating wire is arranged on the inner side surface of the edge of the welding end.
In a more preferable embodiment, the annular heating wire is formed by sequentially connecting a plurality of heating wire units, and each heating wire unit is S-shaped. Therefore, the heating area of the annular heating wire can be effectively increased, the melting speed of the inner wall of the self-heating welding head and the outer wall of the pipeline body is increased, and the plastic pipeline can be smoothly inserted.
In a further preferable scheme, the number of the annular heating wires is two, and the two annular heating wires are embedded with each other. The annular heating wires are embedded with each other, namely, the convex part of one heating wire unit extends into the concave part of the other heating wire unit in two heating wire units corresponding to the two annular heating wires.
The novel HDPE winding structure wall pipe can also be combined by adopting other connection modes, such as connection of a clamp and a sealing belt, connection of a heat shrinkable sleeve (belt) or socket connection of an elastic sealing ring.
The utility model discloses a novel HDPE winding arrangement wall pipe makes the reinforcing stay tube be connected with the lateral surface of base member pipe through the combination of winding bellows and reinforcing stay tube on the lateral surface of base member pipe, can strengthen the ring rigidity of base member pipe so greatly, makes the base member pipe both have sufficient resistance to compression and impact strength, has good pliability again to can effectively save manufacturing material, reduce the cost of manufacture. Through the outside cladding coating at base member pipe and reinforcing stay tube, make the cladding and base member pipe, the lateral surface of reinforcing stay tube is all connected, can make the combination of base member pipe and reinforcing stay tube inseparabler like this, more firm, more importantly, to the fixed of bellows be through the cladding of reinforcing stay tube to the bellows, reinforcing stay tube is connected with the base member pipe, the cladding is connected with base member pipe and reinforcing stay tube, such multiple cladding and connection make the combination of bellows and reinforcing stay tube firmly closely fix on the base member pipe.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a sectional view a-a of fig. 1 (in which the annular heating wire is not drawn).
Fig. 3 is an enlarged view of fig. 2 at B.
Fig. 4 is a schematic diagram of the structure of the base tube and the annular heating wire in the new HDPE winding structured wall tube shown in fig. 1.
Detailed Description
As shown in fig. 1-3, the novel HDPE winding structure wall pipe includes a base pipe 1, a corrugated pipe 2, a reinforcing support pipe 3 and a coating layer 4 are disposed on the outer side of the base pipe 1, the reinforcing support pipe 3 is coated outside the corrugated pipe 2, a combination 23 of the corrugated pipe 2 and the reinforcing support pipe 3 is wound on the outer side surface of the base pipe 1 along the axial direction of the base pipe 1 and is spirally disposed, and the reinforcing support pipe 3 is connected with the outer side surface of the base pipe 1; the coating layer 4 is coated outside the base tube 1 and the reinforcing support tube 3, and the coating layer 4 is connected with the outer side surfaces of the base tube 1 and the reinforcing support tube 3; the base pipe 1, the reinforcing support pipe 3 and the coating layer 4 are all made of high-density polyethylene.
In this embodiment, the substrate tube 1 has a smooth inner side, and the end of the substrate tube 1 has a thickening layer 111. The thickened layer 111 serves to increase the ring stiffness of the end of the base pipe 1, giving the end of the base pipe 1 sufficient compression and impact strength.
In this embodiment, the corrugated tube 2 is a single-wall corrugated tube made of polypropylene or polyethylene.
Referring to fig. 4, the base pipe 1 includes a pipe body 11 and a self-heating fusion joint 12; the self-heating welding head 12 is provided with a fixed connecting end 121 and a welding end 122, the inner diameter of the self-heating welding head 12 is gradually reduced from the welding end 122 to the fixed connecting end 121, the inner diameter of the welding end 122 is equal to the outer diameter of the pipeline body 11, the inner diameter of the fixed connecting end 121 is larger than the inner diameter of the pipeline body 11, the fixed connecting end 121 is integrally connected with one end of the pipeline body 11, and a limit step 123 is formed at the connection position; an annular heating wire 13 is embedded in the inner wall of the self-heating fusion head 12, the annular heating wire 13 is disposed on the inner side of the edge of the fusion end 122, and two ends of the annular heating wire 13 extend out of the self-heating fusion head 12. In the present embodiment, the annular heating wire 13 is formed by sequentially connecting a plurality of heating wire units 131, which are S-shaped.
The following briefly describes the method for combining the novel HDPE winding structure wall pipe:
when the combination is carried out, the annular electric heating wire 13 is electrified to heat up and heat, then one end of the pipeline body 11 of one substrate pipe 1 is inserted into the self-heating welding head 12 of the other substrate pipe 1 and moves towards the fixed connecting end 121 (in the inserting process, the contact part of the inner wall of the self-heating welding head 12 and the coating layer 4 on the outer side of the pipeline body 11 and the annular electric heating wire 13 is melted under the heating of the annular electric heating wire 13, so that the two substrate pipes 1 can be smoothly inserted and connected with each other); until the pipeline body 11 of the base pipe 1 contacts with the limit step 123 of another base pipe 1, the positions of the two base pipes 1 are kept, and after the annular heating wire 13 is powered off, cooled and solidified, the two base pipes 1 are tightly and firmly fused together, so that the two novel HDPE winding structure wall pipes are combined; through the repeated above-mentioned process, alright realize making up a plurality of above-mentioned novel HDPE winding arrangement wall pipes.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a novel HDPE winding arrangement wall pipe, includes the base member pipe, its characterized in that: the outer side of the base pipe is provided with a corrugated pipe, a reinforcing support pipe and a coating layer, the reinforcing support pipe is coated outside the corrugated pipe, a combination of the corrugated pipe and the reinforcing support pipe is wound on the outer side surface of the base pipe along the axial direction of the base pipe and is spirally arranged, and the reinforcing support pipe is connected with the outer side surface of the base pipe; the coating layer is coated outside the base pipe and the reinforcing supporting pipe, and the coating layer is connected with the outer side surfaces of the base pipe and the reinforcing supporting pipe; the base pipe, the reinforcing support pipe and the coating layer are all made of high-density polyethylene.
2. A novel HDPE winding structured wall pipe as claimed in claim 1, characterized in that: the corrugated pipe is a single-wall corrugated pipe which is made of polypropylene or polyethylene.
3. A novel HDPE winding structured wall pipe as claimed in claim 1, characterized in that: the base tube has a smooth inner side.
4. A novel HDPE winding structured wall pipe as claimed in claim 1, characterized in that: the end of the base tube is provided with a thickening layer.
5. A novel HDPE winding structured wall pipe according to any of claims 1-4, characterized in that: the base body pipe is formed by spirally winding and welding a high-density polyethylene flat material belt.
6. A novel HDPE winding structured wall pipe according to any of claims 1-4, characterized in that: the base pipe is formed by spirally winding and welding high-density polyethylene small pipes.
7. A novel HDPE winding structured wall pipe according to any of claims 1-4, characterized in that: the outer side of the base body pipe is also provided with a reinforcing rib and a plastic layer, the reinforcing rib is spirally wound on the outer side surface of the base body pipe and is positioned in a spiral groove of the spirally arranged reinforcing support pipe, the plastic layer is coated outside the reinforcing rib, and the plastic layer is connected with the outer side surface of the base body pipe; the coating layer is coated outside the substrate tube, the reinforced supporting tube and the plastic layer.
8. A novel HDPE winding structured wall pipe according to any of claims 1-4, characterized in that: the base pipe comprises a pipeline body and a self-heating welding head; the self-heating welding head is provided with a fixed connecting end and a welding end, the inner diameter of the self-heating welding head is gradually reduced from the welding end to the fixed connecting end, the inner diameter of the welding end is equal to the outer diameter of the pipeline body, the inner diameter of the fixed connecting end is larger than the inner diameter of the pipeline body, the fixed connecting end is integrally connected with one end of the pipeline body, and a limiting step is formed at the connecting part; at least one annular electric heating wire is embedded on the inner wall of the self-heating welding head, and two ends of the annular electric heating wire extend out of the outer side of the self-heating welding head.
9. A novel HDPE winding structured wall pipe as claimed in claim 8, characterized in that: the annular heating wire is formed by sequentially connecting a plurality of heating wire units, and the heating wire units are S-shaped.
10. A novel HDPE winding structured wall pipe as claimed in claim 9, characterized in that: the quantity of annular heating wire is two, and two annular heating wires inlay the setting each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822215886.8U CN209977467U (en) | 2018-12-27 | 2018-12-27 | Novel HDPE winding arrangement wall pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822215886.8U CN209977467U (en) | 2018-12-27 | 2018-12-27 | Novel HDPE winding arrangement wall pipe |
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| CN209977467U true CN209977467U (en) | 2020-01-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488815A (en) * | 2018-12-27 | 2019-03-19 | 广东三凌塑料管材有限公司 | A kind of novel HDPE winding structure pipe and its manufacture craft |
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- 2018-12-27 CN CN201822215886.8U patent/CN209977467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488815A (en) * | 2018-12-27 | 2019-03-19 | 广东三凌塑料管材有限公司 | A kind of novel HDPE winding structure pipe and its manufacture craft |
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