CN209115823U - A kind of PE double-wall corrugated pipe - Google Patents
A kind of PE double-wall corrugated pipe Download PDFInfo
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- CN209115823U CN209115823U CN201821579894.4U CN201821579894U CN209115823U CN 209115823 U CN209115823 U CN 209115823U CN 201821579894 U CN201821579894 U CN 201821579894U CN 209115823 U CN209115823 U CN 209115823U
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- corrugated pipe
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Abstract
The utility model relates to a kind of PE double-wall corrugated pipes, including the external tube layer with continuous wavelike structure, the interior tube layer with smooth structure and nozzle；External tube layer is multilayered structure, and interior tube layer is double-layer structure；Toothed segment is arranged in the side wall of external tube layer wavelike structure, setting recess at the top of the wave crest of the external tube layer wavelike structure.Toothed segment is arranged in the side wall of external tube layer wavelike structure in the utility model, and when being squeezed by external force, toothed segment can play the role of a buffering, absorbs part for the energy of bellows impact, to improve the ability of the anti-external impact of bellows.Setting recess at the top of the wave crest of external tube layer wavelike structure simultaneously, increases stress point, can also be improved the anti-external impact destructive characteristics at bellows body, especially external tube layer wave crest position, improve the ring stiffness of bellows.
Description
Technical field
The utility model belongs to bellows field, especially a kind of PE double-wall corrugated pipe.
Background technique
Polyethylene double-wall corrugated pipe is a kind of novel light tubing with polyethylene (PE) for raw material, the pipe with other structures
Material is compared, and since the tube wall of its wave structure designs, enables it with light-weight, compression strength is high, easy for construction, long service life
The features such as, it is widely used in communication, builds, in agricultural.Current polyethylene double-wall corrugated pipe due to tube body be often subject to it is various
The impact of external force is easy to cause deformation even to rupture, so that its performance used is affected, therefore anti-external impact ability still needs to
It improves.Therefore provide that a kind of anti-external impact ability is strong, and the high PE double-wall corrugated pipe of ring stiffness is that the utility model to be solved
The problem of.
Summary of the invention
It is strong the purpose of the utility model is to overcome a kind of anti-external impact ability in place of the deficiencies in the prior art, is provided,
The high PE double-wall corrugated pipe of ring stiffness.
In order to achieve the above objectives, the technical solution adopted in the utility model are as follows: a kind of PE double-wall corrugated pipe is provided, it is special
Sign is: including the external tube layer with continuous wavelike structure, the interior tube layer with smooth structure and nozzle；The external tube layer
For multilayered structure, high-density polyethylene layer, flame-retardant layer, antibiotic layer, wearing layer are set from inside to outside, said inner tube layer is the double-deck knot
Low density polyethylene layer, radiation protective layer is arranged in structure from inside to outside；The trough of the external tube layer wavelike structure and interior tube layer appearance
Face is fixed together；Toothed segment, the wave crest of the external tube layer wavelike structure is arranged in the side wall of the external tube layer wavelike structure
Top setting recess.
As a preferred embodiment, the wearing layer is layer of polyurethane；The flame-retardant layer is polypropylene carbonate layer.
As a preferred embodiment, the radiation protective layer is graphene radiation protective layer.
As a preferred embodiment, reinforcing ring is provided at the trough of the external tube layer wavelike structure.
As a preferred embodiment, the nozzle is equipped with observation panel, is provided with baffle on the observation panel.
As a preferred embodiment, the external tube layer includes left section of external tube layer, middle section external tube layer and right section of external tube layer, three
It is integrally formed；The height of each wave crest of left section of external tube layer wavelike structure is identical as the height of right section of each wave crest of external tube layer and is less than
The height of middle section external tube layer wave crest.
As a preferred embodiment, male head or female head are provided at the nozzle；The hero head includes along tube body circumference
The cyclic annular sawtooth of a plurality of first be arranged on the nozzle external diameter surface；The female head includes being arranged along tube body circumference in the pipe
The a plurality of second cyclic annular sawtooth on mouth inside diameter surface；The hero head and female head can mutually be socketed and by the described first cyclic annular sawtooth
With the described second cyclic annular sawtooth occlusion.
As a kind of more preferable scheme, male head is arranged in PE double-wall corrugated pipe one end, and female head is arranged in the other end.
As a kind of more preferable scheme, the described first cyclic annular sawtooth and the second cyclic annular sawtooth are in reversed acanthoid.
As a kind of more preferable scheme, the described first cyclic annular sawtooth and the second cyclic annular sawtooth are respectively provided with 7.
The advantageous effects of the utility model are: it is strong to provide a kind of anti-external impact ability, the high PE of ring stiffness
Double-wall corrugated pipe.
(1) toothed segment, when external shock, sawtooth is arranged in the side wall of external tube layer wavelike structure in the utility model
Section can play the role of a buffering, absorb part for the energy of bellows impact, to improve the anti-of bellows
The ability of external impact.Setting recess at the top of the wave crest of external tube layer wavelike structure simultaneously, increases stress point, can also be improved
The anti-external impact destructive characteristics at bellows body, especially external tube layer wave crest position, improve the ring stiffness of bellows.Simultaneously also
The specific surface area for increasing external tube layer is larger, and the contact area with media such as soil can be increased when buried, advantageously forms pipe-
Soil collective effect, to improve the compressive property of tubing.
(2) male head or female head, male head are arranged at nozzle can mutually be socketed with female head and be engaged by sawtooth, thus will
HDPE silicone pipes are stable and are securely attached together, and not needing connector does not need using the means such as cementing yet, to connect certainly.It is whole
A structure is simple, and snap action is convenient, improves the efficiency of assembling.The sawtooth of the utility model is in reversed acanthoid simultaneously, compared to
Other structures, this structure make to connect stronger, stabilization, and leakproofness is also better.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model.
Fig. 2 is the enlarged diagram at the A of Fig. 1.
Fig. 3 is the enlarged diagram at the B of Fig. 1.
In figure: 1 being external tube layer, 11 be left section of external tube layer, 111 be left section of external tube layer wave crest, 12 be middle section external tube layer, 121
It is right section of external tube layer for middle section external tube layer wave crest, 13,131 be right section of external tube layer wave crest, 14 be high-density polyethylene layer, 15 is resistance
Combustion layer, 16 be antibiotic layer, 17 be wearing layer, 18 be toothed segment, 19 be recessed, 2 be interior tube layer, 21 be radiation protective layer, 22 be low
Density polyethylene, 3a are the nozzle that male head is arranged, 3b is the nozzle that female head is arranged, 31 is male head, 311 is the first cyclic annular saw
Tooth, 32 be female head, 321 be the second cyclic annular sawtooth, 4 be observation panel, 41 be baffle, 5 be reinforcing ring, left section of external tube layer wave crest height
Spend the height c of b, the height a of middle section external tube layer wave crest, right section of external tube layer wave crest.
Specific embodiment
The utility model is described in further detail presently in connection with drawings and examples, following embodiment only describes
Property, it is not restrictive, protection scope of this utility model cannot be limited by this.It is not described in detail in the utility model patent
Structure, connection relationship and method, can be understood as common knowledge in the art.
As shown in Figure 1-3, a kind of PE double-wall corrugated pipe, including with continuous wavelike structure external tube layer 1, have it is smooth
The interior tube layer 2 and nozzle of structure.
External tube layer 1 includes left section of external tube layer 11, middle section external tube layer 12 and right section of external tube layer 13, is integrally formed.Left section
External tube layer 11 and right section of external tube layer 13 are located at the two sides of middle section external tube layer 12, each wave of left section of 11 wavelike structure of external tube layer
The height b at peak 111 is identical as the height c of the right section of each wave crest 131 of external tube layer 13 and is less than the height a of middle section external tube layer wave crest 121.
The utility model can be made to be suitable for the demand of complicated installation environment using the design of variable diameter.
The side wall setting vertical direction of 1 wave structure of external tube layer is serrated the toothed segment 18 of folding, rushes when by outside
When hitting, toothed segment can play the role of a buffering, absorb part for the energy of bellows impact, to improve wave
The ability of the anti-external impact of line pipe.Setting recess at the top of each wave crest of external tube layer (111,121,131) simultaneously, increases stress
Point can be improved the anti-external impact destructive characteristics at bellows body, especially external tube layer wave crest position, improve the ring of bellows
Rigidity.The specific surface area for also adding external tube layer simultaneously is larger, and the contact area with media such as soil can be increased when buried, is had
Conducive to pipe-soil collective effect is formed, to improve the compressive property of tubing.In addition the trough of the wavelike structure of external tube layer 1
Place's setting reinforcing ring 5, can have certain buffering when tube body is squeezed, and tube body can be effectively prevent to squeeze and generate rupture, mentioned
The high pressure-resistant performance of tube body.
External tube layer 1 is multilayered structure, and high-density polyethylene layer 14, flame-retardant layer 15, antibiotic layer 16, wear-resisting is arranged from inside to outside
Layer 17.High-density polyethylene layer 14 can ensure that the ring rigidity of outer wall.Flame-retardant layer 15 is polypropylene carbonate layer, poly- carbonic acid third
Enester can be generated great amount of carbon dioxide by thermal decomposition under burning condition, so that the oxygen diluted in bellows surrounding enviroment is dense
Degree, achievees the purpose that fire-retardant.The material is halogen-free and phosphorus, environmental protection, no pollution to the environment.Antibiotic layer 16 is antibacterial containing Chinese herbal medicine
Agent not only inhibits the microorganisms such as mould to grow on tubing, and environment friendly and pollution-free.Wearing layer 17 is layer of polyurethane, wear-resisting property
Good and cost performance is high.Flame-retardant layer 15, antibiotic layer 16, wearing layer 17 can be set gradually by coating or other conventional means
In high-density polyethylene layer 14.
Interior tube layer 2 is double-layer structure, from inside to outside respectively radiation protective layer 21 and low density polyethylene layer 22.Low-density is poly-
Pvdf layer 22 reduces the bending stiffness of tubing.Radiation protective layer 21 uses graphene radiation protective layer.Compared to conventional metal mesh
Etc. radiation protective layers, the radiation-proof effect of graphene more preferably, and will not be corroded because of reasons such as humidities, increase whole ripple
The service life of tubing.The two is fixed together using coating or other usual manners.The trough of 1 wavelike structure of external tube layer and
Interior 2 outer surface of tube layer is fixed together by common extrusion molding or glue.
Male head 31 is arranged in PE double-wall corrugated pipe one end nozzle 3a, and female head 32 is arranged in other end nozzle 3b.Male head 31 includes edge
The a plurality of first cyclic annular sawtooth 311 that tube body circumference is arranged on nozzle 3a external diameter surface；Female head includes existing along the setting of tube body circumference
The a plurality of second cyclic annular sawtooth 321 on the nozzle 3b inside diameter surface.First cyclic annular sawtooth 311 and the second cyclic annular sawtooth 321 are
For HDPE material, it is integrally formed respectively with corresponding nozzle.Female head 32, which is arranged, can just be socketed in outside male head 31.One section of HDPE silicon
Core pipe can be socket-connected by its male head 31 and the female head 32 of another section of HDPE silicone pipes, and pass through the first 311 He of cyclic annular sawtooth
Second cyclic annular sawtooth 321 is engaged, and is stably connected with two sections of HDPE silicone pipes.First cyclic annular sawtooth 311 and the second cyclic annular sawtooth 321
It is in reversed acanthoid.Compared to other structures, the sawtooth of reversed acanthoid makes to connect stronger, stabilization, and leakproofness is also better.Simultaneously
First cyclic annular sawtooth 311 and the second cyclic annular sawtooth 321 are respectively provided with 7.It can make 7 first cyclic annular sawtooth 311 and 7 when assembly
The second cyclic annular all socket occlusions of sawtooth 321 can also make the cyclic annular sawtooth 311 of part first and the second cyclic annular sawtooth 321
Occlusion, so as to neatly adjust assembling after PE double-wall corrugated pipe length.
The double-wall corrugated nozzle of PE (3a, 3b) is additionally provided with several observation panels 4, is provided with baffle 41 on observation panel 4.Utilize observation
Mouth 4 can carry out preliminary observation to pipeline inside in the case of not dismantling assembled PE double-wall corrugated pipe, can also need
In the case where wanting, to being dredged in pipe.Be conducive to the maintenance for preferably carrying out PE double-wall corrugated pipe.
It is above enlightenment according to the desirable embodiment of the utility model, through the above description, related personnel is complete
Various changes and amendments can be carried out in the range of without departing from this item utility model technical idea.This item utility model
Technical scope be not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (10)
1. a kind of PE double-wall corrugated pipe, it is characterised in that: including with continuous wavelike structure external tube layer, have smooth structure
Interior tube layer and nozzle；The external tube layer is multilayered structure, and high-density polyethylene layer, flame-retardant layer, antibacterial are arranged from inside to outside
Layer, wearing layer, said inner tube layer are double-layer structure, and low density polyethylene layer, radiation protective layer are arranged from inside to outside；The external tube layer
The trough of wavelike structure and interior tube layer outer surface are fixed together；Sawtooth is arranged in the side wall of the external tube layer wavelike structure
Section, the wave crest top setting recess of the external tube layer wavelike structure.
2. PE double-wall corrugated pipe according to claim 1, it is characterised in that: the wearing layer is layer of polyurethane；The resistance
Combustion layer is polypropylene carbonate layer.
3. PE double-wall corrugated pipe according to claim 1, it is characterised in that: the radiation protective layer is graphene radiation protection
Layer.
4. PE double-wall corrugated pipe according to claim 1, it is characterised in that: at the trough of the external tube layer wavelike structure
It is provided with reinforcing ring.
5. PE double-wall corrugated pipe according to claim 1, it is characterised in that: the nozzle is equipped with observation panel, in the sight
Baffle is provided on Cha Kou.
6. PE double-wall corrugated pipe according to claim 1, it is characterised in that: the external tube layer include left section of external tube layer, in
Section external tube layer and right section of external tube layer, are integrally formed；The height of each wave crest of left section of external tube layer wavelike structure is outer with right section
The height of each wave crest of tube layer is identical and is less than the height of middle section external tube layer wave crest.
7. PE double-wall corrugated pipe according to claim 1, it is characterised in that: be provided with male head or female at the nozzle
Head；The hero head includes a plurality of first cyclic annular sawtooth being arranged on the nozzle external diameter surface along tube body circumference；The female head
The a plurality of second cyclic annular sawtooth including being arranged on the spout diameter surface along tube body circumference；The hero head can be mutual with female head
It is socketed and passes through the described first cyclic annular sawtooth and the second cyclic annular sawtooth occlusion.
8. PE double-wall corrugated pipe according to claim 7, it is characterised in that: the setting of PE double-wall corrugated pipe one end is male
Female head is arranged in head, the other end.
9. PE double-wall corrugated pipe according to claim 7, it is characterised in that: the described first cyclic annular sawtooth and the second cyclic annular saw
Tooth is in reversed acanthoid.
10. PE double-wall corrugated pipe according to claim 9, it is characterised in that: the described first cyclic annular sawtooth and the second ring-type
Sawtooth is respectively provided with 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579894.4U CN209115823U (en) | 2018-09-27 | 2018-09-27 | A kind of PE double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579894.4U CN209115823U (en) | 2018-09-27 | 2018-09-27 | A kind of PE double-wall corrugated pipe |
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| Publication Number | Publication Date |
|---|---|
| CN209115823U true CN209115823U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821579894.4U Active CN209115823U (en) | 2018-09-27 | 2018-09-27 | A kind of PE double-wall corrugated pipe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112538203A (en) * | 2020-12-07 | 2021-03-23 | 天津永高塑业发展有限公司 | Polyolefin noise reduction type drain pipe and preparation method thereof |
| CN112940331A (en) * | 2021-04-23 | 2021-06-11 | 江西恒东管业有限公司 | Flame-retardant Krah pipe and preparation method thereof |
-
2018
- 2018-09-27 CN CN201821579894.4U patent/CN209115823U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112538203A (en) * | 2020-12-07 | 2021-03-23 | 天津永高塑业发展有限公司 | Polyolefin noise reduction type drain pipe and preparation method thereof |
| CN112940331A (en) * | 2021-04-23 | 2021-06-11 | 江西恒东管业有限公司 | Flame-retardant Krah pipe and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215234 Gangdong Development Zone, Qidu Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Jiangsu Nobel Plastics Co.,Ltd. Address before: 215234 Gangdong Development Zone, Qidu Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: JIANGSU NUOBEIER PLASTIC INDUSTRY CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder |