CN206468932U - A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes - Google Patents
A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes Download PDFInfo
- Publication number
- CN206468932U CN206468932U CN201720137493.2U CN201720137493U CN206468932U CN 206468932 U CN206468932 U CN 206468932U CN 201720137493 U CN201720137493 U CN 201720137493U CN 206468932 U CN206468932 U CN 206468932U
- Authority
- CN
- China
- Prior art keywords
- bellows body
- layer
- hdpe
- wall corrugated
- corrugated pipes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model is related to a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, including bellows body, institute's bellows body side is connected with pipe connector lug, the bellows body opposite side is connected with seal nipple, rubber sealing boot is connected with the seal nipple, the bellows body is disposed with etch resistant layer from inside to outside, polyethylene inner layer, elastic layer, high density polyethylene (HDPE) outer layer, Wear-resistant corrosion-resistant layer, spring reinforcement is additionally provided with inside the bellows body, and the spring reinforcement is to be obliquely installed, back-shaped groove is provided between the spring reinforcement, pass through the back-shaped groove between the spring reinforcement and spring reinforcement of setting inside bellows body, larger pressure can be born and the stability of structure is maintained, improve the anti-pressure ability of body, by the etch resistant layer and the Wear-resistant corrosion-resistant layer in outer wall that are arranged on inwall, improve the resistance to corrosion of tubing, improve service life.
Description
Technical field
The utility model is related to a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, belongs to pipeline production technical field.
Background technology
Bellows mainly includes metal bellows, expansion bellow, corrugated tube, diaphragm and diaphragm capsule and metal hose etc.,
Metal bellows is mainly used in the effect such as compensation pipes thermal deformation, damping, absorption line sedimentation and deformation, is widely used in stone
The industries such as change, instrument, space flight, chemical industry, electric power, cement, metallurgy, the other materials bellows such as plastics is worn in medium conveying, electric power
The fields such as line, lathe, household electrical appliances play the role of irreplaceable, and HDPE double-wall corrugated pipes are one using high density polyethylene (HDPE) as raw material
Kind of novel light tubing, the features such as with lightweight, high pressure resistant, good toughness, fast long lifespan of constructing, its excellent structural pipe wall is set
Meter, compared with the tubing of other structures, cost is substantially reduced, and due to easy to connect, reliable, extensively should at home and abroad be obtained
With, it is a large amount of to substitute pipe of concrete and cast iron pipe, it is widely used in municipal works, residential quarters embedded underground draining blowdown;At a high speed
The pre-buried pipeline of highway;Irrigation and water conservancy irrigation water delivery, water drainage;Chemical industry, mine are used for conveying of fluid etc., but existing HDPE is double
Wall bellows is easier to be corroded, and can deform and can not recover when receiving larger pressure, service life can not meet requirement.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, and there is provided a kind of anti-high-pressure anticorrosion HDPE double-walleds
Bellows, it is strong without occurring failure deformation, resistance to corrosion to bear larger pressure, is difficult to slide, service life is long, can be with
The problem of effectively solving in background technology.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme:
A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, including bellows body, institute's bellows body side is connected with pipeline
Jointing, the bellows body opposite side is connected with seal nipple, the seal nipple and is connected with rubber sealing boot, described
Bellows body is disposed with etch resistant layer from inside to outside, polyethylene inner layer, elastic layer, high density polyethylene (HDPE) outer layer, wear-resisting anti-
Spring reinforcement is additionally provided with inside corrosion layer, the bellows body, and the spring reinforcement is is obliquely installed, the spring
Back-shaped groove is provided between reinforcement.
Furthermore, the polyethylene inner layer, the material of high density polyethylene (HDPE) outer layer are polyethylene, and high density is poly-
The density of ethene outer layer is larger.
Furthermore, the material of the elastic layer is any one in butadiene-styrene rubber, isoprene rubber or neoprene
Plant or two kinds are composited.
Furthermore, the material of the spring reinforcement is 40 No. five steel, inclined to be wrapped in inside bellows body.
Furthermore, the material of the etch resistant layer is polytetrafluoroethylene (PTFE), and the material of the Wear-resistant corrosion-resistant layer is by gathering
Tetrafluoroethene is formed with silicon carbide compound.
The utility model beneficial effect:A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, by being set inside bellows body
Back-shaped groove between the spring reinforcement and spring reinforcement put, can bear larger pressure and maintain the stabilization of structure
Property, the anti-pressure ability of body is improved, will not occur very much failure deformation greatly because pressure causes the non-serviceable situation of body,
By being arranged on the etch resistant layer and the Wear-resistant corrosion-resistant layer in outer wall of inwall, the resistance to corrosion of tubing is improved, is improved
Service life, the elastic deformation ability of body is improved by setting elastic layer, more resistance to compression, by pipe connector lug with it is close
Sealing joint, the mutual cooperation of sealing rubber cover realize being tightly connected between different pipelines, and good airproof performance will not be revealed, and install
It is easy to connect.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and constitutes a part for specification, with this practicality
New embodiment is used to explain the utility model together, does not constitute to limitation of the present utility model.
Fig. 1 is a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipe structure charts of the utility model.
Fig. 2 is a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes cross section structure figure of the utility model.
Fig. 3 is a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipe A portions partial enlarged drawing of the utility model.
Label in figure:1st, bellows body;2nd, pipe connector lug;3rd, seal nipple;4th, spring reinforcement;5th, back-shaped groove;
6th, etch resistant layer;7th, polyethylene inner layer;8th, elastic layer;9th, high density polyethylene (HDPE) outer layer;10th, Wear-resistant corrosion-resistant layer;11st, rubber is close
Big envelope.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
As Figure 1-3, a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, including bellows body 1, institute's bellows body 1
Side is connected with pipe connector lug 2, and the opposite side of bellows body 1, which is connected with seal nipple 3, the seal nipple 3, to be connected
Rubber sealing boot 11 is connected to, it is different from the mutual cooperation realization of seal nipple 3, sealing rubber cover 11 by pipe connector lug 2
Being tightly connected between pipeline, good airproof performance will not be revealed, and install easy to connect, the bellows body 1 is set successively from inside to outside
Etch resistant layer 6, polyethylene inner layer 7, elastic layer 8, high density polyethylene (HDPE) outer layer 9, wear resistant corrosion resistant layer 10 are equipped with, pipeline is improved
Resistance to corrosion and anti-pressure ability, be additionally provided with spring reinforcement 4, and the spring reinforcement 4 inside the bellows body 1
To be obliquely installed, back-shaped groove 5 is provided between the spring reinforcement 4, original-shape can be slowly replied.
More specifically, the polyethylene inner layer 7, the material of high density polyethylene (HDPE) outer layer 9 are polyethylene, and high density
The density of outer layer of polyethene 9 is larger, and the material of the elastic layer 8 is times in butadiene-styrene rubber, isoprene rubber or neoprene
Meaning one or two are composited, and preferably, material price is relatively low for elasticity, and the material of the spring reinforcement 4 is 40 No. five steel,
It is inclined to be wrapped in inside bellows body 1, frictional force is increased, the material of the etch resistant layer 6 is polytetrafluoroethylene (PTFE), described resistance to
The material of mill etch resistant layer 10 is formed by polytetrafluoroethylene (PTFE) with silicon carbide compound, relatively more resistant to abrasive wear anticorrosive, improves making for tubing
Use the life-span.
The utility model improve in:A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, are set by the inside of bellows body 1
Spring reinforcement 4 and spring reinforcement 4 between back-shaped groove 5, larger pressure can be born and the stabilization of structure is maintained
Property, the anti-pressure ability of body is improved, will not occur very much failure deformation greatly because pressure causes the non-serviceable situation of body,
By being arranged on the etch resistant layer 6 and the Wear-resistant corrosion-resistant layer 10 in outer wall of inwall, the resistance to corrosion of tubing is improved, is improved
Service life, by setting elastic layer 8 to improve the elastic deformation ability of body, more resistance to compression passes through pipe connector lug 2
Being tightly connected between different pipelines is realized in mutual cooperation from seal nipple 3, sealing rubber cover 11, and good airproof performance will not be let out
Dew, is installed easy to connect.
It is above the utility model preferably embodiment, the utility model those skilled in the art can also be to upper
State embodiment to be changed and changed, therefore, the utility model is not limited to above-mentioned embodiment, every ability
Any conspicuously improved, replacement or modification that field technique personnel are made on the basis of the utility model belong to this practicality
New protection domain.
Claims (5)
1. a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes, including bellows body (1), it is characterised in that:Institute's bellows body (1)
Side is connected with pipe connector lug (2), and bellows body (1) opposite side is connected with seal nipple (3), the seal nipple
(3) rubber sealing boot (11) is connected with, the bellows body (1) is disposed with etch resistant layer (6), polyethylene from inside to outside
Inside internal layer (7), elastic layer (8), high density polyethylene (HDPE) outer layer (9), Wear-resistant corrosion-resistant layer (10), the bellows body (1) also
Spring reinforcement (4) is provided with, and the spring reinforcement (4) is provided with to be obliquely installed between the spring reinforcement (4)
Back-shaped groove (5).
2. a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes according to claim 1, it is characterised in that:In the polyethylene
Layer (7), the material of high density polyethylene (HDPE) outer layer (9) are polyethylene, and the density of high density polyethylene (HDPE) outer layer (9) is larger.
3. a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes according to claim 1, it is characterised in that:The elastic layer
(8) material is that any one in butadiene-styrene rubber, isoprene rubber or neoprene or two kinds are composited.
4. a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes according to claim 1, it is characterised in that:The spring is strengthened
The material of muscle (4) is 40 No. five steel, inclined to be wrapped in bellows body (1) inside.
5. a kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes according to claim 1, it is characterised in that:The etch resistant layer
(6) material is polytetrafluoroethylene (PTFE), and the material of the Wear-resistant corrosion-resistant layer (10) is formed by polytetrafluoroethylene (PTFE) with silicon carbide compound.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720137493.2U CN206468932U (en) | 2017-02-15 | 2017-02-15 | A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720137493.2U CN206468932U (en) | 2017-02-15 | 2017-02-15 | A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206468932U true CN206468932U (en) | 2017-09-05 |
Family
ID=59708304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720137493.2U Active CN206468932U (en) | 2017-02-15 | 2017-02-15 | A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206468932U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109373065A (en) * | 2018-11-20 | 2019-02-22 | 福建晟达通节能科技有限公司 | A kind of high bending elastic modulus continuous production PP double-wall corrugated pipe and its production method |
CN109655983A (en) * | 2019-01-30 | 2019-04-19 | 江苏诺贝尔塑业有限公司 | A kind of corrosion-resistant silicone pipes |
CN110081245A (en) * | 2019-06-04 | 2019-08-02 | 福建亚通新材料科技股份有限公司 | Municipal blowdown, draining high modulus polypropylene double-wall corrugated pipe |
-
2017
- 2017-02-15 CN CN201720137493.2U patent/CN206468932U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109373065A (en) * | 2018-11-20 | 2019-02-22 | 福建晟达通节能科技有限公司 | A kind of high bending elastic modulus continuous production PP double-wall corrugated pipe and its production method |
CN109373065B (en) * | 2018-11-20 | 2024-04-02 | 福建晟达通节能科技有限公司 | PP double-wall corrugated pipe with high bending elastic modulus and production method thereof |
CN109655983A (en) * | 2019-01-30 | 2019-04-19 | 江苏诺贝尔塑业有限公司 | A kind of corrosion-resistant silicone pipes |
CN110081245A (en) * | 2019-06-04 | 2019-08-02 | 福建亚通新材料科技股份有限公司 | Municipal blowdown, draining high modulus polypropylene double-wall corrugated pipe |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201416725Y (en) | Isolated corrosion-proof metal corrugated pipe expansion joint | |
CN206468932U (en) | A kind of anti-high-pressure anticorrosion HDPE double-wall corrugated pipes | |
CN201462207U (en) | Sealing device between protective well through hole and underground pipeline | |
CN101619779B (en) | Sealing device for buried pipe connected with protective well | |
CN101338845B (en) | Rotating compensator for corrosion resistant pipeline and preparation method and compensating system | |
CN201246572Y (en) | Rotating compensator and compensating system for corrosion resistant pipeline | |
CN208816890U (en) | A kind of oxidation resistant polythene PE water-feeding pipes | |
CN202109139U (en) | Direct buried sleeve compensator | |
CN205315866U (en) | Wear -resisting PE feed pipe | |
CN2134568Y (en) | Compound material pipe-line | |
CN2317377Y (en) | Composite corrosion-resisting industrial pipeline | |
CN201246540Y (en) | Anti-corrosive oil pipe joint | |
CN212929037U (en) | High-wear-resistance PE water supply pipe | |
CN2323231Y (en) | Expansion joint resisting corrosion in high chlorion concentration environment | |
CN201066019Y (en) | High polymer composite corrugated expansion joint | |
CN210564385U (en) | Detachable inner heat-insulating oil pipe in oil pipe | |
CN104455431B (en) | A kind of alloy seal circle | |
CN206468935U (en) | A kind of fiber glass reinforced polypropylene double-walled reinforcement bellows | |
CN202338717U (en) | Steel-plastic composite expansion joint with internally-lined ultrahigh molecular weight polyethylene material | |
CN201242012Y (en) | Abrasion-proof bent tube with adjustable connecting components | |
CN207333988U (en) | A kind of high-strength anti-corrosion pipeline | |
CN201069021Y (en) | PE-PPPE-PP enhanced anti-corrosion abrasion-proof composite oil conduit | |
CN211853075U (en) | Novel multi-layer hose with multiple resistance to deep denitration in furnace | |
CN205401974U (en) | Multilayer composite pipeline | |
CN216382909U (en) | Impervious concrete pipeline |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |