CN209340665U - The corrosion-resistant double-wall corrugated sewage pipe of HDPE - Google Patents
The corrosion-resistant double-wall corrugated sewage pipe of HDPE Download PDFInfo
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- CN209340665U CN209340665U CN201822129893.6U CN201822129893U CN209340665U CN 209340665 U CN209340665 U CN 209340665U CN 201822129893 U CN201822129893 U CN 201822129893U CN 209340665 U CN209340665 U CN 209340665U
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Abstract
The utility model discloses the double-wall corrugated sewage pipes of corrosion-resistant HDPE, including ripple tube body, the surface of the ripple tube body is coated with insulating layer, the inner wall of the ripple tube body is coated with wearing layer, the wearing layer is coated with protective layer far from the side of bellows inner body wall, and the protective layer is coated with corrosion-resistant coating far from the side of wearing layer.The utility model passes through ripple tube body, insulating layer, wearing layer, the setting of protective layer and corrosion-resistant coating, wearing layer and protective layer are increased on the basis of traditional bellows further enhances the wear-resisting and Corrosion Protection of bellows, the bellows has stronger crushing resistance when in use, wearability and Corrosion Protection, the service life of bellows can be improved, and the scope of application is wider, it is suitble to promote the use of, it is poor to solve existing HDPE double-wall corrugated pipe integral strength simultaneously, inner wall is easy to be corroded after prolonged use, the problem of greatly reducing service life.
Description
Technical field
The utility model relates to plastic pipe technical field, the specially corrosion-resistant double-wall corrugated sewage pipe of HDPE.
Background technique
Double-wall corrugated pipe is a kind of novel tube with cyclic structure outer wall and smooth internal walls, at present in production technology
It is technically very mature with using, due to the cost of its excellent performance and relatively economical, the developed countries such as America and Europe
Great promotion and application are obtained, HDPE double-wall corrugated pipe is using polyvinyl resin as primary raw material, and addition helps in right amount
Agent has light-weight, resistance of water drainage suitable for the novel tube of outdoor buildings draining and municipal blowdown through extrusion molding
Small, the advantages that compression strength is high, corrosion-resistant, easy for construction is the ideal material for replacing cast iron pipe and Cement Concrete pipe, currently,
HDPE double-wall corrugated pipe is just being increasingly being applied to the related fieldss such as building, communication, agricultural with its excellent performance, existing
HDPE double-wall corrugated pipe integral strength is poor, and inner wall is easy to be corroded after prolonged use, greatly reduces service life.
Utility model content
The purpose of this utility model is to provide the double-wall corrugated sewage pipes of corrosion-resistant HDPE, have the excellent of corrosion resistance and good
Point, it is poor to solve existing HDPE double-wall corrugated pipe integral strength, and inner wall is easy to be corroded after prolonged use, significantly
The problem of reducing service life.
To achieve the above object, the utility model provides the following technical solutions: the corrosion-resistant double-wall corrugated sewage pipe of HDPE, packet
Ripple tube body is included, the surface of the ripple tube body is coated with insulating layer, and the inner wall of the ripple tube body is coated with wear-resisting
Layer, the wearing layer are coated with protective layer, side of the protective layer far from wearing layer far from the side of bellows inner body wall
It is coated with corrosion-resistant coating.
Preferably, the protective layer includes polyisocyanate ester layer, and the side of the polyisocyanate ester layer is coated with metal mesh
Layer, the metal net layer far from polyisocyanate ester layer side be bonded elasticity layer, the elastic layer far from metal net layer one
Side is coated with polyethylene layer, and the polyethylene layer is coated with rubber layer far from the side of elastic layer.
Preferably, the corrosion-resistant coating is made of epoxide coal bituminous anticorrosive paint, and the metal net layer is stainless steel wire
It works out.
Preferably, the surface of the protective layer is provided with fireprotection layer, and one layer is provided between the fireprotection layer and protective layer
Bonding agent.
Preferably, the ripple tube body is made of high-density polyethylene material.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model passes through the setting of ripple tube body, insulating layer, wearing layer, protective layer and corrosion-resistant coating, is passing
Wearing layer and protective layer, which are increased, on the basis of system bellows further enhances the wear-resisting and Corrosion Protection of bellows,
The bellows has stronger crushing resistance, wearability and Corrosion Protection when use, and the service life of bellows can be improved, and
The scope of application is wider, is suitble to promote the use of, while it is poor to solve existing HDPE double-wall corrugated pipe integral strength, for a long time
The problem of being corroded, greatly reducing service life is easy using rear inner wall.
2, the utility model improves the fire protecting performance of bellows by the setting of fireprotection layer, while having heat resistanceheat resistant, resistant to high temperatures
Performance, and fireprotection layer is made of existing fire proofing material in the market, more preferably, effectively improve bellows uses the longevity to fire protecting performance
Life further enhances whole compression strength, and elasticity is big, not flexible, improves rigidity and compressive resistance.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model bellows body construction front view；
Fig. 3 is the utility model protective layer internal view.
In figure: 1 ripple tube body, 2 insulating layers, 3 wearing layers, 4 protective layers, 41 polyisocyanate ester layer, 42 metal net layers, 43
Elastic layer, 44 polyethylene layers, 45 rubber layers, 5 corrosion-resistant coatings, 6 fireprotection layers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, the corrosion-resistant double-wall corrugated sewage pipe of HDPE, including ripple tube body 1 are please referred to, ripple tube body 1 is by height
Density polyethylene materials are made, and the surface of ripple tube body 1 is coated with insulating layer 2, and the inner wall of ripple tube body 1 is coated with wear-resisting
Layer 3, wearing layer 3 are coated with protective layer 4 far from the side of 1 inner wall of ripple tube body, and protective layer 4 includes polyisocyanate ester layer 41,
The side of polyisocyanate ester layer 41 is coated with metal net layer 42, and metal net layer 42 is bonded with far from the side of polyisocyanate ester layer 41
Elastic layer 43, elastic layer 43 are coated with polyethylene layer 44 far from the side of metal net layer 42, and polyethylene layer 44 is far from elastic layer 43
Side be coated with rubber layer 45, the surface of protective layer 4 is provided with fireprotection layer 6, is provided with one between fireprotection layer 6 and protective layer 4
Layer bonding agent improves the fire protecting performance of bellows by the setting of fireprotection layer 6, while having heat resistanceheat resistant, high temperature resistant property, and prevents
Fire bed 6 is made of existing fire proofing material in the market, and fire protecting performance more preferably, effectively improves the service life of bellows, further
Enhance whole compression strength, and elasticity is big, not flexible, improves rigidity and compressive resistance, protective layer 4 is far from resistance to
The side of mill layer 3 is coated with corrosion-resistant coating 5, and corrosion-resistant coating 5 is made of epoxide coal bituminous anticorrosive paint, and metal net layer 42 is not
Rust steel wire is worked out, and by the setting of ripple tube body 1, insulating layer 2, wearing layer 3, protective layer 4 and corrosion-resistant coating 5, is being passed
Wearing layer 3 is increased on the basis of system bellows and protective layer 4 further enhances the wear-resisting and Corrosion Protection of bellows,
The bellows has stronger crushing resistance, wearability and Corrosion Protection when in use, and the service life of bellows can be improved,
And the scope of application is wider, is suitble to promote the use of, while it is poor to solve existing HDPE double-wall corrugated pipe integral strength, when long
Between using rear inner wall be easy corroded, greatly reduce service life the problem of.
The standardized element used in this specification arrived can commercially, in present specification each component according to
The record of the description and the appended drawings can carry out customized, and the specific manufacture material and structure of each film layer belong in the prior art
Open common sense, no longer make specific narration herein.
In use, further enhancing wave by increasing wearing layer 3 and protective layer 4 on the basis of traditional bellows
The wear-resisting and Corrosion Protection of line pipe, the bellows has stronger crushing resistance, wearability and Corrosion Protection when in use, leads to
It crosses fireprotection layer 6 and improves the fire protecting performance of bellows, while there is heat resistanceheat resistant, high temperature resistant property, and fireprotection layer 6 is by existing in the market
Fire proofing material is made, and more preferably, the service life of bellows can be improved, and the scope of application is wider in fire protecting performance, and suitable popularization makes
With.
In summary: the corrosion-resistant double-wall corrugated sewage pipe of HDPE, by ripple tube body 1, insulating layer 2, wearing layer 3,
The cooperation of protective layer 4 and corrosion-resistant coating 5, it is poor to solve existing HDPE double-wall corrugated pipe integral strength, uses in long-time
Inner wall is easy the problem of being corroded, greatly reducing service life afterwards.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. the corrosion-resistant double-wall corrugated sewage pipe of HDPE, including ripple tube body (1), it is characterised in that: the ripple tube body (1)
Surface be coated with insulating layer (2), the inner wall of the ripple tube body (1) is coated with wearing layer (3), and the wearing layer (3) is remote
Side from ripple tube body (1) inner wall is coated with protective layer (4), and the protective layer (4) is coated with far from the side of wearing layer (3)
There are corrosion-resistant coating (5).
2. the double-wall corrugated sewage pipe of corrosion-resistant HDPE according to claim 1, it is characterised in that: protective layer (4) packet
It includes polyisocyanate ester layer (41), the side of the polyisocyanate ester layer (41) is coated with metal net layer (42), the metal net layer
(42) side far from polyisocyanate ester layer (41) is bonded elasticity layer (43), and the elastic layer (43) is far from metal net layer (42)
Side be coated with polyethylene layer (44), the polyethylene layer (44) is coated with rubber layer far from the side of elastic layer (43)
(45)。
3. the double-wall corrugated sewage pipe of corrosion-resistant HDPE according to claim 2, it is characterised in that: the corrosion-resistant coating (5)
It is made of epoxide coal bituminous anticorrosive paint, the metal net layer (42) is worked out for stainless steel wire.
4. the double-wall corrugated sewage pipe of corrosion-resistant HDPE according to claim 1, it is characterised in that: the protective layer (4)
Surface is provided with fireprotection layer (6), is provided with one layer of bonding agent between the fireprotection layer (6) and protective layer (4).
5. the double-wall corrugated sewage pipe of corrosion-resistant HDPE according to claim 1, it is characterised in that: the ripple tube body
(1) it is made of high-density polyethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129893.6U CN209340665U (en) | 2018-12-19 | 2018-12-19 | The corrosion-resistant double-wall corrugated sewage pipe of HDPE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129893.6U CN209340665U (en) | 2018-12-19 | 2018-12-19 | The corrosion-resistant double-wall corrugated sewage pipe of HDPE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340665U true CN209340665U (en) | 2019-09-03 |
Family
ID=67757636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822129893.6U Expired - Fee Related CN209340665U (en) | 2018-12-19 | 2018-12-19 | The corrosion-resistant double-wall corrugated sewage pipe of HDPE |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340665U (en) |
-
2018
- 2018-12-19 CN CN201822129893.6U patent/CN209340665U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190903 Termination date: 20201219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |