CN204300526U - Dredging work abrasion-proof pipe - Google Patents
Dredging work abrasion-proof pipe Download PDFInfo
- Publication number
- CN204300526U CN204300526U CN201420455645.XU CN201420455645U CN204300526U CN 204300526 U CN204300526 U CN 204300526U CN 201420455645 U CN201420455645 U CN 201420455645U CN 204300526 U CN204300526 U CN 204300526U
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- pipe
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- abrasion
- polyethylene
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Abstract
A kind of dredging work abrasion-proof pipe, be made up of pipe shaft and hubbed flange, pipe shaft is from inside to outside divided into wearing layer and polyethylene layer two parts, the outer surface of described polyethylene layer is provided with steel plate, outer wear layer is provided with between steel plate and polyethylene layer, fluted at the nearly inner ring of hubbed flange end face, the pipe end of polyethylene pipe bonds abrasion-proof rubber cushion to flange groove, and abrasion-proof rubber cushion and flange form the integral (type) flange of compound; Anti-displacement ring is embedded at hubbed flange and steel-plastics composite pipe junction, polyethylene pipe is connected with steel pipe inner wall with bolt at the close end of steel-plastics composite pipe, novel abrasion-proof pipe, overcome the withstand voltage not wear-resisting shortcoming of conventional steel, there is the number of features such as excellent wearability, shock-resistant, corrosion-resistant, self-lubricating, anti stick; Also overcome the wear-resisting not withstand voltage shortcoming of superhigh molecular weight polyethylene pipe simultaneously, have that mechanical strength is high, long service life, tubing are lightweight, reduce energy consumption, feature easy to use.
Description
Technical field
The utility model relates to pipe technology field, is specifically related to a kind of dredging work abrasion-proof pipe.
Background technology
Dredging pipe is the auxiliary products of ship dredging construction ship, dredger, for the desilting blowdown of rivers,lakes and seas, waterway dredging, port construction and the engineering such as marine reclamation land, Haiti mining.At present, dredge in sediment transport engineering, dredging pipe adopts the metal material such as alloy cast iron, cast steel mostly, and about 1-3 pipeline weares and teares, it is serious to get rusty, and often need to repair, simultaneously Heavy Weight, installation is carried inconvenient.
In addition, perishable, easy to wear during traditional dredging pipe sediment, service life is short, safeguard/change that pipeline frequency is high, the defects such as purchase cost is high.
Utility model content
The purpose of this utility model is to provide the dredging work abrasion-proof pipe that a kind of structure is simple, corrosion resistance is high, lightweight, bearing capacity is high.
For solving the problems of the technologies described above, the utility model provides a kind of dredging work abrasion-proof pipe, is made up of pipe shaft and hubbed flange, and pipe shaft is from inside to outside divided into wearing layer and polyethylene layer two parts, hubbed flange has uniform bolt connecting hole, and one section of end of hubbed flange is provided with interior seal groove;
The outer surface of described polyethylene layer is provided with steel plate, outer wear layer is provided with between steel plate and polyethylene layer, fluted at the nearly inner ring of hubbed flange end face, the pipe end of polyethylene pipe bonds abrasion-proof rubber cushion to flange groove, and abrasion-proof rubber cushion and flange form the integral (type) flange of compound;
Be embedded anti-displacement ring at hubbed flange and steel-plastics composite pipe junction, with bolt, polyethylene pipe be connected with steel pipe inner wall at the close end of steel-plastics composite pipe.
The utility model improves to be had, and described interior wearing layer and outer wear layer are for being carborundum, alundum (Al2O3), silicon nitride or zirconia ceramics.
The utility model improves to be had, and described interior wearing layer comprises wear-resistant liner sheet and filler, and filler is arranged between described wear-resistant liner sheet, is provided with liner alignment layers having inside described wear-resistant liner sheet.
The beneficial effects of the utility model are: novel abrasion-proof pipe, overcome the withstand voltage not wear-resisting shortcoming of conventional steel, have the number of features such as excellent wearability, shock-resistant, corrosion-resistant, self-lubricating, anti stick; Also overcoming the wear-resisting not withstand voltage shortcoming of superhigh molecular weight polyethylene pipe simultaneously, have that mechanical strength is high, long service life, tubing are lightweight, reduce energy consumption, feature easy to use, is the substitute of metal dredging pipe excellence.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of dredging work abrasion-proof pipe of the present utility model;
Accompanying drawing 2 is dredging work abrasion-proof pipe pipeline sectional view of the present utility model.
Label declaration: 1-hubbed flange; Wearing layer in 2-; 3-polyethylene layer; 4-steel plate; 5-outer wear layer; 6-abrasion-proof rubber cushion; The anti-displacement ring of 7-; 8-wear-resistant liner sheet; 9-filler.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
With reference to accompanying drawing 1 and accompanying drawing 2, accompanying drawing is depicted as the utility model and provides a kind of dredging work abrasion-proof pipe, be made up of pipe shaft and hubbed flange 1, pipe shaft is from inside to outside divided into interior wearing layer 2 and polyethylene layer 3 two parts, hubbed flange 1 has uniform bolt connecting hole, and one section of end of hubbed flange 1 is provided with interior seal groove;
The outer surface of described polyethylene layer 3 is provided with steel plate 4, outer wear layer 5 is provided with between steel plate 4 and polyethylene layer 3, fluted at the nearly inner ring of hubbed flange 1 end face, the pipe end of polyethylene pipe bonds abrasion-proof rubber cushion 6 to flange groove, and abrasion-proof rubber cushion 6 and flange form the integral (type) flange of compound;
Being embedded anti-displacement ring 7 in hubbed flange 1 and pipe shaft junction, for strengthening the intensity of pipe shaft, with bolt, polyethylene pipe being connected with steel plate inwall at the close end of pipe shaft.
The abrasion-proof pipe of new structure, pipe shaft comprises interior wearing layer 2 polyethylene layer 3, both sides are connected with hubbed flange 1 simultaneously, the material of hubbed flange 1 is composite, be specially resin and glass fiber yarn, resin can be unsaturated-resin, epoxy resin, vinyl ester resin, polyurethane or phenolic resins in the present embodiment, and corrosion resistance is good, lightweight, convenient transportation.
In the present embodiment, described interior wearing layer 2 and outer wear layer 5, for being carborundum, alundum (Al2O3), silicon nitride or zirconia ceramics, improve the wear resistance of pipeline.
Directly connected with bolt by hubbed flange 1 between tube and tube, installation, dismounting and transport are all convenient, and after pipeline suffers outside destroy, it is convenient equally that pipeline is changed in reparation.
Polyethylene layer 3 in the present embodiment, the ultra-high molecular weight polyethylene of the molecular weight more than 9,200,000 of employing, overcomes the withstand voltage not wear-resisting shortcoming of traditional pipe shaft, has the number of features such as excellent wearability, shock-resistant, corrosion-resistant, self-lubricating, anti stick; The outer steel pipe adopting steel plate to surround, overcomes the wear-resisting not withstand voltage shortcoming of superhigh molecular weight polyethylene pipe, has that mechanical strength is high, the feature of good rigidly, has good mechanical performance.
In the present embodiment, described interior wearing layer 2 comprises wear-resistant liner sheet 8 and filler 9, and filler 9 is arranged between described wear-resistant liner sheet 8, is provided with liner alignment layers (not shown) having inside described wear-resistant liner sheet 8.
Filler 9 is resin in the present embodiment, and the inner side of wear-resistant liner sheet 8 is provided with liner alignment layers, make wear-resistant liner sheet 8 inner surface more smooth, and in use, liner alignment layers is easy to be worn, and can not impact pipeline.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a dredging work abrasion-proof pipe, is made up of pipe shaft and hubbed flange, and pipe shaft is from inside to outside divided into wearing layer and polyethylene layer two parts, and hubbed flange has uniform bolt connecting hole, and one section of end of hubbed flange is provided with interior seal groove;
The outer surface of described polyethylene layer is provided with steel plate, outer wear layer is provided with between steel plate and polyethylene layer, fluted at the nearly inner ring of hubbed flange end face, the pipe end of polyethylene pipe bonds abrasion-proof rubber cushion to flange groove, and abrasion-proof rubber cushion and flange form the integral (type) flange of compound;
Be embedded anti-displacement ring at hubbed flange and steel-plastics composite pipe junction, with bolt, polyethylene pipe be connected with steel pipe inner wall at the close end of steel-plastics composite pipe.
2. dredging work abrasion-proof pipe according to claim 1, is characterized in that, described interior wearing layer and outer wear layer are for being carborundum, alundum (Al2O3), silicon nitride or zirconia ceramics.
3. dredging work abrasion-proof pipe according to claim 1, is characterized in that, described interior wearing layer comprises wear-resistant liner sheet and filler, and filler is arranged between described wear-resistant liner sheet, is provided with liner alignment layers having inside described wear-resistant liner sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455645.XU CN204300526U (en) | 2014-08-13 | 2014-08-13 | Dredging work abrasion-proof pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420455645.XU CN204300526U (en) | 2014-08-13 | 2014-08-13 | Dredging work abrasion-proof pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204300526U true CN204300526U (en) | 2015-04-29 |
Family
ID=53106067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420455645.XU Expired - Fee Related CN204300526U (en) | 2014-08-13 | 2014-08-13 | Dredging work abrasion-proof pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204300526U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701819A (en) * | 2017-10-03 | 2018-02-16 | 江苏联禹智能工程有限公司 | A kind of shower for building automatic spray system |
| CN107825070A (en) * | 2017-10-20 | 2018-03-23 | 中交广州航道局有限公司 | Dredging pipe and its processing method |
| CN110242798A (en) * | 2019-06-18 | 2019-09-17 | 浙江义腾特种钢管有限公司 | A kind of corrosion-resistant anti-high pressure stainless steel tube |
-
2014
- 2014-08-13 CN CN201420455645.XU patent/CN204300526U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701819A (en) * | 2017-10-03 | 2018-02-16 | 江苏联禹智能工程有限公司 | A kind of shower for building automatic spray system |
| CN107825070A (en) * | 2017-10-20 | 2018-03-23 | 中交广州航道局有限公司 | Dredging pipe and its processing method |
| CN110242798A (en) * | 2019-06-18 | 2019-09-17 | 浙江义腾特种钢管有限公司 | A kind of corrosion-resistant anti-high pressure stainless steel tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20160813 |