CN207569388U - HDPE double-wall corrugated pipe - Google Patents
HDPE double-wall corrugated pipe Download PDFInfo
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- CN207569388U CN207569388U CN201721722169.3U CN201721722169U CN207569388U CN 207569388 U CN207569388 U CN 207569388U CN 201721722169 U CN201721722169 U CN 201721722169U CN 207569388 U CN207569388 U CN 207569388U
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- wall
- pipeline
- hdpe double
- annular protrusion
- corrugated pipes
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- 229920001903 high density polyethylene Polymers 0.000 title claims abstract description 53
- 239000004700 high-density polyethylene Substances 0.000 title claims abstract description 53
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000005260 corrosion Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The application discloses HDPE double-walled bellows, this HDPE double-walled bellows include: pipeline inner wall, the pipeline inner wall outside is equipped with the annular of corrugate protrudingly, between the annular arch no space connect and with pipeline inner wall integrated into one piece, the protruding outside of annular is equipped with the pipeline outer wall of corrugate, the trough department of pipeline outer wall with connect through rubber seal between the annular arch, the pipeline outer wall with be hollow structure between the annular arch, the pipeline outer wall is provided with first strengthening rib along the circumference direction in trough department. The inner wall of the pipeline is provided with the annular bulges which are closely connected, so that the stability of the HDPE double-wall corrugated pipe can be enhanced. The outer wall of the pipeline and the inner wall of the pipeline form mutually independent hollow structures through the sealing ring, and the pressure resistance of the pipeline is improved. The first reinforcing rib that the pipeline outer wall set up along circumference has increased the ring rigidity of this pipeline, has further strengthened the compressive capacity of pipeline.
Description
Technical field
This application involves pipe fitting field more particularly to a kind of HDPE double-wall corrugated pipes.
Background technology
HDPE (English full name：High Density Polyethylene；Chinese full name：High density polyethylene (HDPE)) double-walled wave
Line pipe is a kind of using high density polyethylene (HDPE) as raw material, has cyclic structure outer wall and the novel light tubing of smooth internal walls.Have
Light-weight, resistance of water drainage is small, and compression strength is high, corrosion-resistant, it is easy for construction the features such as.
HDPE double-wall corrugated pipes are widely used in municipal works, residential quarters embedded underground draining blowdown；Highway is pre-
Pipe laying road；Irrigation and water conservancy irrigation water delivery, water drainage；Chemical industry, mine are for transmission of fluid etc..HDPE double-wall corrugated pipes bear outside
The size of pressure embodies the quality of this pipe performance, and the index for bearing external pressure ability is ring stiffness.Therefore ring stiffness is to comment
One important indicator of valency HDPE double-wall corrugated pipes.Usually by the performance that improves raw material or add in teel band and increase ring
Rigidity.
If it improves material performance or teel band, the system of HDPE double-wall corrugated pipes is added in HDPE double-wall corrugated pipes
It is greatly increased as cost, makes cumbersome, processing complexity.
Utility model content
This application provides a kind of HDPE double-wall corrugated pipes, not strong to solve the double-wall corrugated anti-pressure abilities of existing HDPE, no
The technical issues of enough stablizing.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution：
This application provides a kind of HDPE double-wall corrugated pipes, the HDPE double-wall corrugated pipes include：Inner wall of the pipe, the pipe
Road inner wall outside is equipped with undulatory annular protrusion, between the annular protrusion tight connection and with inner wall of the pipe one
Molding, is equipped with undulatory pipeline outer wall on the outside of the annular protrusion, at the trough of the pipeline outer wall with the annular protrusion
Between connected by rubber seal, for hollow structure between the pipeline outer wall and the annular protrusion, the pipeline outer wall
It is provided with the first reinforcing rib along circumferential direction at trough.
Preferably, in above-mentioned HDPE double-wall corrugated pipes, the wave crest of the pipeline outer wall corresponds to the wave crest of the annular protrusion,
The trough of the pipeline outer wall corresponds to the trough of the annular protrusion.
Preferably, in above-mentioned HDPE double-wall corrugated pipes, one end setting flared end of the HDPE double-wall corrugated pipes, the other end
Interface end is set, is provided with sealing ring on the inside of the flared end, the interface end sets gradually the inner wall of the pipe from inside to outside
With the annular protrusion.
Preferably, it is circumferentially disposed at the trough of the annular protrusion of the interface end in above-mentioned HDPE double-wall corrugated pipes
There is the second reinforcing rib, the diameter of second reinforcing rib is equal to the wave crest of the annular projection to the distance of the inner wall of the pipe.
Preferably, in above-mentioned HDPE double-wall corrugated pipes, waterproof layer is provided on the inside of the inner wall of the pipe, outside the pipeline
Corrosion protective covering is provided on the outside of wall.
Compared with prior art, the application has the beneficial effect that：
This application provides a kind of HDPE double-wall corrugated pipes, which includes inner wall of the pipe, the pipeline
Inner wall outside is equipped with undulatory annular protrusion, between the annular protrusion tight connection and with inner wall of the pipe one into
Type, the annular protrusion outside is equipped with undulatory pipeline outer wall, between the trough of the pipeline outer wall and the annular protrusion
It is connected by rubber seal, is hollow structure between the wave crest of the pipeline outer wall and the annular protrusion, outside the pipeline
Wall is provided with the first reinforcing rib along circumferential direction at trough.Closely coupled annular projection is provided in inner wall of the pipe, it can
Enhance the stability of HDPE double-wall corrugated pipes.Between pipeline outer wall and inner wall of the pipe by sealing ring form it is independent of each other in
Hollow structure, independent hollow structure increase the anti-pressure ability of the pipeline.The first circumferentially arranged reinforcing rib of pipeline outer wall increases
Add the ring stiffness of the pipeline, further enhance the anti-pressure ability of HDPE double-wall corrugated pipes.
It should be understood that above general description and following detailed description are only exemplary and explanatory, not
The application can be limited.
Description of the drawings
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor,
It can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the basic structure schematic diagram of HDPE double-wall corrugated pipes that the utility model embodiment provides；
Fig. 2 is sectional views of the Fig. 1 along A-A directions；
Reference sign：1st, inner wall of the pipe；2nd, pipeline outer wall；3rd, annular protrusion；4th, the first reinforcing rib；5th, flared end；
51st, sealing ring；6th, interface end；7th, the second reinforcing rib；8th, waterproof layer；9th, corrosion protective covering.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical solution in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example is only some embodiments of the present application rather than whole embodiments.Based on the embodiment in the application, the common skill in this field
Art personnel all other embodiments obtained without making creative work should all belong to the application protection
Range.
Referring to the basic structure schematic diagram of Fig. 1, the utility model embodiment HDPE double-wall corrugated pipes provided.By Fig. 1 institutes
Show, HDPE double-wall corrugated pipes provided by the embodiments of the present application include：Inner wall of the pipe 1,1 outside of inner wall of the pipe are equipped with undulatory ring
Shape protrusion 3, tight connects between annular protrusion 3, closely coupled between undulatory annular protrusion 3, can increase pipeline
Stability, and pipeline anti-pressure ability enhances.In addition, annular protrusion 3 is an integral molding structure with inner wall of the pipe 1, in the application
HDPE double-wall corrugated pipe globalities are strong, and in manufacture craft, and annular protrusion 3, if connecting, makes with inner wall of the pipe 1
Complex process, and be integrally formed relatively easy.
In the application, the outside of annular protrusion 3 is equipped with undulatory pipeline outer wall 2, at the trough of pipeline outer wall 2 and convex annular
It is connected between playing 3 by rubber seal, is hollow structure between pipeline outer wall 2 and annular protrusion 3.Pipeline outer wall 2 and pipeline
Hollow structure independent of each other is formd by sealing ring between inner wall 1, when receiving certain pressure, independent hollow structure
With good pooling feature, the anti-pressure ability of HDPE double-wall corrugated pipes is increased.Pipeline outer wall 2 at trough along circumferential direction
It is provided with the first reinforcing rib 4.It is provided with the first reinforcing rib 4 along circumferential direction, the first reinforcing rib 4 can separate continuous ripple,
Ensure to be hollow structure between pipeline outer wall 2 and annular protrusion 3, and the first reinforcing rib 4 is equipped at trough, wave can be increased
The bending resistance of compressive property and enhancing HDPE double-wall corrugated pipe entirety at paddy, enhancing HDPE double-wall corrugated pipe entirety
Ring stiffness.
In order to advanced optimize technical solution, the wave crest of pipeline outer wall 2 corresponds to the wave crest of annular protrusion 3, pipeline outer wall 2
Trough corresponds to the trough of annular protrusion 3.For wave crest to wave crest, trough well imagines trough, in the case, pipeline outer wall 2 with
The hollow structure independent one by one formed between annular protrusion 3, hollow space structure are relatively large.Hollow space knot
It is stronger to the buffer capacity of pressure when HDPE double-wall corrugated pipes are under pressure if structure is relatively large, thus anti-pressure ability compared with
Greatly.
In addition, one end setting flared end 5 of the HDPE double-wall corrugated pipes in the application, other end setting interface end 6.One section
The interface end 6 of HDPE double-wall corrugated pipes is inserted into the flared end 5 of other end HDPE double-wall corrugated pipes.HDPE double-wall corrugated pipes connect more
Add conveniently, be easy to use.5 inside of flared end is provided with sealing ring 51, and interface end 6 sets gradually 1 He of inner wall of the pipe from inside to outside
Annular protrusion 3.When flared end 5 is connect with interface end 6, sealing ring 51 can increase the leakproofness of interface, what interface end 6 was set
Annular protrusion 3 can enhance the anti-pressure ability at the pipe joint of both ends.
Further, it is circumferentially provided with the second reinforcing rib 7 at the trough of the annular protrusion 3 of the interface end 6, described
The diameter of two reinforcing ribs 7 is equal to the wave crest of the annular projection 3 to the distance of inner wall of the pipe 1.Second reinforcing rib 7, which can increase, to be connect
Resistance to compression stable type at mouthful.Meanwhile second reinforcing rib 7 diameter and annular projection 3 wave crest to inner wall of the pipe 1 distance phase
Together, when the interface end 6 of HDPE double-wall corrugated pipes accesses flared end 5, the second reinforcing rib 7 is contacted with the inner wall of flared end 5, can
Further achieve the effect that sealing.
Referring to Fig. 2, the sectional view for the radial direction of HDPE double-wall corrugated pipes along the application.It can be obtained with reference to Fig. 2, this reality
In HDPE double-wall corrugated pipes with new embodiment offer, the inside of inner wall of the pipe 1 is provided with waterproof layer 8.When HDPE double-walled waves
When line pipe is for draining, blowdown, waterproof layer 8 can prevent the liquid in pipeline from oozing out outward.2 outside of pipeline outer wall is provided with anti-
Rotten protective layer 9.When HDPE double-wall corrugated pipes are embedded in underground at work, erosion resistant coating can prevent subterranean microorganisms etc. to pipeline
Corrosion, increase the service life of pipeline.
Since embodiment of above is that reference combination illustrates on other modes, have between different embodiments
There is an identical part, just to refer each other for part identical, similar between each embodiment in this specification.Herein no longer in detail
It illustrates.
It should be noted that in the present specification, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion so that article or equipment including a series of elements not only include those elements, but also is wrapped
It includes other elements that are not explicitly listed or further includes as this article or the intrinsic element of equipment.Do not having more
In the case of more limitations, there is the element that sentence "including a ..." limits, it is not excluded that in the article including the element or
Also there are other identical elements in person's equipment.
Those skilled in the art will readily occur to the application after considering specification and putting into practice the disclosure of utility model here
Other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these changes
Type, purposes or adaptive change follow the general principle of the application and undocumented in the art including the application
Common knowledge or conventional techniques.Description and embodiments are considered only as illustratively, the true scope and spirit of the application
It is pointed out by the content of claim.
Above-described the application embodiment does not form the restriction to the application protection domain.
Claims (5)
1. a kind of HDPE double-wall corrugated pipes, which is characterized in that the HDPE double-wall corrugated pipes include：Inner wall of the pipe (1), the pipe
Be equipped with undulatory annular protrusion (3) on the outside of road inner wall (1), between the annular protrusion (3) tight connection and with the pipe
Road inner wall (1) is integrally formed, and undulatory pipeline outer wall (2), the pipeline outer wall (2) are equipped on the outside of the annular protrusion (3)
Trough at connect between the annular protrusion (3) by rubber seal, the pipeline outer wall (2) and the annular protrusion
(3) it is hollow structure between, the pipeline outer wall (2) is provided with the first reinforcing rib (4) along circumferential direction at trough.
2. HDPE double-wall corrugated pipes according to claim 1, which is characterized in that the wave crest of the pipeline outer wall (2) corresponds to
The wave crest of the annular protrusion (3), the trough of the pipeline outer wall (2) correspond to the trough of the annular protrusion (3).
3. HDPE double-wall corrugated pipes according to claim 1, which is characterized in that one end of the HDPE double-wall corrugated pipes is set
Flared end (5), other end setting interface end (6) are put, flared end (5) inside is provided with sealing ring (51), the interface end
(6) inner wall of the pipe (1) and the annular protrusion (3) are set gradually from inside to outside.
4. HDPE double-wall corrugated pipes according to claim 3, which is characterized in that the convex annular of the interface end (6)
It rises and the second reinforcing rib (7) is circumferentially provided at the trough of (3), the diameter of second reinforcing rib (7) is equal to the annular protrusion
(3) wave crest is to the distance of the inner wall of the pipe (1).
5. HDPE double-wall corrugated pipes according to claim 1, which is characterized in that the inside setting of the inner wall of the pipe (1)
There is waterproof layer (8), corrosion protective covering (9) is provided on the outside of the pipeline outer wall (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721722169.3U CN207569388U (en) | 2017-12-12 | 2017-12-12 | HDPE double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721722169.3U CN207569388U (en) | 2017-12-12 | 2017-12-12 | HDPE double-wall corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207569388U true CN207569388U (en) | 2018-07-03 |
Family
ID=62687841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721722169.3U Active CN207569388U (en) | 2017-12-12 | 2017-12-12 | HDPE double-wall corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207569388U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915674A (en) * | 2019-03-22 | 2019-06-21 | 贵州枫叶管业有限公司 | A kind of double-wall corrugated pipe coupling component of compression-resistant type with the spacious amount of installation |
| CN110410589A (en) * | 2019-07-10 | 2019-11-05 | 袁睿 | An impact-resistant pipe fitting |
| CN111720639A (en) * | 2020-06-02 | 2020-09-29 | 台州市涌星贸易有限公司 | High withstand voltage PFA bellows |
-
2017
- 2017-12-12 CN CN201721722169.3U patent/CN207569388U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915674A (en) * | 2019-03-22 | 2019-06-21 | 贵州枫叶管业有限公司 | A kind of double-wall corrugated pipe coupling component of compression-resistant type with the spacious amount of installation |
| CN109915674B (en) * | 2019-03-22 | 2024-06-04 | 贵州枫叶管业有限公司 | Compression-resistant double-wall corrugated pipe connecting assembly with installation amount |
| CN110410589A (en) * | 2019-07-10 | 2019-11-05 | 袁睿 | An impact-resistant pipe fitting |
| CN111720639A (en) * | 2020-06-02 | 2020-09-29 | 台州市涌星贸易有限公司 | High withstand voltage PFA bellows |
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