CN208024964U - The embed-type Prestressed concrete cylinder pipe of full anti-corrosion - Google Patents
The embed-type Prestressed concrete cylinder pipe of full anti-corrosion Download PDFInfo
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- CN208024964U CN208024964U CN201820427128.XU CN201820427128U CN208024964U CN 208024964 U CN208024964 U CN 208024964U CN 201820427128 U CN201820427128 U CN 201820427128U CN 208024964 U CN208024964 U CN 208024964U
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Abstract
The utility model is related to a kind of cylinder concrete pipes; the especially complete embed-type Prestressed concrete cylinder pipe of anti-corrosion; including cylinder and the bellmouth steel loop and socket steel ring that are located at cylinder both ends, the cylinder includes layer of PVC, internal-wall concrete pipe, thin steel cylinder, outer wall pipe of concrete and the mortar cover that sequentially coaxially line is arranged from inside to outside；Compressor wire is equipped in the mortar cover.The embed-type Prestressed concrete cylinder pipe overall structure of full anti-corrosion provided by the utility model is simple, design is scientific and reasonable, has good durability, anticorrosive property, intensity height and manufacturing process simple; the layer of PVC of liner and outermost non-solvent epoxy coal bituminous coating layer effectively extend Prestressed concrete cylinder pipe service life; prevent erosion of the harmful substance to concrete, thin steel cylinder in sewage; it improves impermeability, can effectively prevent sewage extravasation, environmental protection.
Description
Technical field
The utility model is related to a kind of cylinder concrete pipe, the especially complete embed-type Prestressed concrete cylinder pipe of anti-corrosion.
Background technology
With China's improvement of living standard, Sewage System is communal facility necessary to modern city, and all
The New Set of city's culture and quality of the life, present government throw oneself into sewage treatment project construction, allow household sewage, industrial wastewater
Reach discharge standard Deng by processing, and then improves environment, purifying river and the purpose of ocean.
Present various regions government all carries out sewage network construction on a large scale, and sewage conduct is various in style, but most commonly used
It is economic and practicality reinforced concrete sewer pipe.But reinforced concrete sewer pipe is made due to structure and processing technology
Easily there is leakage phenomenon in tube body and interface, and underground and water body can be made to be secondarily contaminated.
Prestressed concrete cylinder pipe compares its good sealing joint performance of concrete reinforced pipe and tube body anti-permeability performance
It is affirmed.More and more owners, designing unit consider that substituting traditional reinforcing bar with PCCP in municipal drainage project mixes
Solidifying soil pipe, PCCP just have good antiseptic property by the concrete structure of itself, but in view of the change of pumped (conveying) medium, special
Be not hydrogen sulfide and sulfuric acid in sewage with water penetration to enter in concrete, first corrosion concrete, then corrode again steel plate or
Reinforcing bar causes pipeline is impaired even to destroy.
Utility model content
To solve the above problems, the utility model provides a kind of simple structure, can resist oozing for corrosive medium in sewage
Enter, be acidproof, is alkaline-resisting, favorable anti-corrosion effect, prevent soil and water body be secondarily contaminated, full anti-corrosion with long service life it is embed-type pre-
Stress cylinder concrete pipe, specific technical solution are：
The complete embed-type Prestressed concrete cylinder pipe of anti-corrosion, including cylinder and be located at cylinder both ends bellmouth steel loop and
Socket steel ring, the cylinder include that sequentially coaxially the layer of PVC of line setting, internal-wall concrete pipe, thin steel cylinder, outer wall are mixed from inside to outside
Solidifying soil pipe and mortar cover；The outer surface of the outer wall pipe of concrete is additionally provided with compressor wire.
By using above-mentioned technical proposal, PVC, that is, polyvinyl chloride contains chlorine atom in polyvinyl chloride molecule, due to C-CL
The dipole of key influences, it is a kind of very strong material of polarity, and PVC has good acid and alkali-resistance, wear-resisting, resistance to combustion and insulation performance.
Layer of PVC can be used existing layer of PVC or is process by PVC pieces.
Preferably, the outer wall of the layer of PVC is equipped with retainingf key, and the retainingf key is on internal-wall concrete pipe.
Preferably, the retainingf key is T shape keys.
By using above-mentioned technical proposal, the PVC pieces that layer of PVC is equipped with T shape keys using surface are process, lined with PVC piece
Thickness is equipped with T shape keys in 1.5~2.0mm, the one side of PVC pieces.It first cuts out and melts according to pipeline nominal bore diameter scene before cast,
Manufactured cylindrical shape PVC pieces are inserted in tube core internal model and stretching internal model, so that PVC pieces is close to internal model, then place steel cylinder and external mold, into
Row concreting, the T shape bond energys of PVC pieces are firmly wrapped up by concrete after demoulding.
Preferably, the both ends of the bellmouth steel loop and socket steel ring respectively with thin steel cylinder weld together.
Preferably, the socket steel ring is equipped with sealed groove.
Preferably, there are two the sealed groove is set.
Preferably, pressure testing hole is additionally provided on the socket steel ring, the pressure testing hole is located between two sealed grooves.
Preferably, further include non-solvent epoxy coal bituminous coating layer, the non-solvent epoxy coal bituminous coating layer is located at sand
Starch the outer wall of protective layer.
By using above-mentioned technical proposal, non-solvent epoxy coal bituminous coating layer effectively improves Prestressed concrete cylinder pipe
Corrosion resistance substantially increases service life.
Preferably, the compressor wire is wrapped in the outer surface of outer wall pipe of concrete, and the both ends of compressor wire are fixed
On anchor block, anchor block is fixed on built-in fitting, and built-in fitting is located at outer wall pipe of concrete in outer wall pipe of concrete
Both ends.
By using above-mentioned technical proposal, compressor wire is tightly wound around the outer surface of outer wall pipe of concrete, prestressing force
Steel wire is subject to interior hydraulic pressure and external load.
The utility model has the advantages that compared with prior art：
The embed-type Prestressed concrete cylinder pipe overall structure of full anti-corrosion provided by the utility model is simple, design science is closed
Reason has good durability, anticorrosive property, intensity height and manufacturing process simple, the layer of PVC of liner and outermost nothing
Solvent epoxide coal bituminous coating layer effectively extends Prestressed concrete cylinder pipe service life, prevents in sewage harmful substance to mixed
The erosion of solidifying soil, thin steel cylinder improves impermeability, can effectively prevent sewage extravasation, environmental protection.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the sectional view of the line A-A along Fig. 1.
Specific implementation mode
In conjunction with attached drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, the embed-type Prestressed concrete cylinder pipe of full anti-corrosion, including cylinder and it is located at cylinder
The bellmouth steel loop 7 and socket steel ring 8 at both ends, cylinder include the layer of PVC 1 that sequentially coaxially line is arranged from inside to outside, internal-wall concrete
The both ends of pipe 2, thin steel cylinder 3, outer wall pipe of concrete 4 and mortar cover 6, layer of PVC 1 are concordant with the both ends of internal-wall concrete pipe 2；
Compressor wire 5 is wrapped in the outer surface of outer wall pipe of concrete 4, and the both ends of compressor wire 5 are fixed on anchor block, anchor block
It is fixed on built-in fitting, built-in fitting is located at the both ends of outer wall pipe of concrete 4 in outer wall pipe of concrete 4.
The outer wall of layer of PVC 1 is equipped with retainingf key 11, and retainingf key 11 is on internal-wall concrete pipe 2.Retainingf key 11 is T shape keys.
The both ends of bellmouth steel loop 7 and socket steel ring 8 respectively with thin steel cylinder 3 weld together.
Socket steel ring 8 is equipped with sealed groove 81.There are two sealed groove 81 is set.
Pressure testing hole 82 is additionally provided on socket steel ring 8, pressure testing hole 82 is located between two sealed grooves 81.
Further include non-solvent epoxy coal bituminous coating layer, the non-solvent epoxy coal bituminous coating layer is located at mortar cover
Outer wall.
PVC, that is, polyvinyl chloride contains chlorine atom in polyvinyl chloride molecule, and since the dipole of C-CL keys influences, it is a kind of
The very strong material of polarity, PVC have good acid and alkali-resistance, wear-resisting, resistance to combustion and insulation performance.Layer of PVC 1 is equipped with T shapes using surface
The PVC pieces of key are process, and lined with PVC piece thickness is equipped with T shape keys in 1.5~2.0mm, the one side of PVC pieces.First basis before cast
Pipeline nominal bore diameter scene is cut out and is melted, and manufactured cylindrical shape PVC pieces are inserted in tube core internal model and stretching internal model, make PVC pieces
It is close to internal model, then places steel cylinder and external mold, carries out concreting, the T shapes bond energy of PVC pieces is firmly by concrete packet after demoulding
It wraps up in.
Non-solvent epoxy coal bituminous coating layer is directly painted on cement mortar protective course, mixed for embed-type pre-stress steel cylinder
The antiseptic property raising of solidifying soil pipe increases important barrier together, easy to process.
Anti-corrosion while the complete embed-type Prestressed concrete cylinder pipe of anti-corrosion realizes internal layer and outer layer, substantially prolonging makes
Use the service life.The embed-type Prestressed concrete cylinder pipe of full anti-corrosion is poured using vertical, and bore is in 1200-4000mm.
Claims (9)
1. the complete embed-type Prestressed concrete cylinder pipe of anti-corrosion, which is characterized in that including cylinder and be located at cylinder both ends
Bellmouth steel loop (7) and socket steel ring (8), the cylinder include that sequentially coaxially the layer of PVC (1) of line setting, inner wall are mixed from inside to outside
Solidifying soil pipe (2), thin steel cylinder (3), outer wall pipe of concrete (4) and mortar cover (6), the both ends of layer of PVC (1) and internal-wall concrete
The both ends for managing (2) are concordant；The outer surface of the outer wall pipe of concrete (4) is additionally provided with compressor wire (5).
2. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 1, which is characterized in that the layer of PVC
(1) outer wall is equipped with retainingf key (11), and the retainingf key (11) is on internal-wall concrete pipe (2).
3. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 2, which is characterized in that the retainingf key
(11) it is T shape keys.
4. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 1, which is characterized in that the bellmouth steel
The both ends of ring (7) and socket steel ring (8) respectively with thin steel cylinder (3) weld together.
5. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 1, which is characterized in that the socket steel
Ring (8) is equipped with sealed groove (81).
6. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 5, which is characterized in that the sealing is recessed
There are two slot (81) is set.
7. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 6, which is characterized in that the socket steel
Pressure testing hole (82) is additionally provided on ring (8), the pressure testing hole (82) is located between two sealed grooves (81).
8. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 1, which is characterized in that further include without molten
Agent epoxide coal bituminous coating layer, the non-solvent epoxy coal bituminous coating layer are located at the outer wall of mortar cover (6).
9. the embed-type Prestressed concrete cylinder pipe of full anti-corrosion according to claim 1, which is characterized in that the prestressing force
Steel wire (5) is wrapped in the outer surface of outer wall pipe of concrete (4), and the both ends of compressor wire (5) are fixed on anchor block, anchor block
It is fixed on built-in fitting, built-in fitting is located at the both ends of outer wall pipe of concrete (4) in outer wall pipe of concrete (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820427128.XU CN208024964U (en) | 2018-03-27 | 2018-03-27 | The embed-type Prestressed concrete cylinder pipe of full anti-corrosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820427128.XU CN208024964U (en) | 2018-03-27 | 2018-03-27 | The embed-type Prestressed concrete cylinder pipe of full anti-corrosion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208024964U true CN208024964U (en) | 2018-10-30 |
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ID=63907408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820427128.XU Active CN208024964U (en) | 2018-03-27 | 2018-03-27 | The embed-type Prestressed concrete cylinder pipe of full anti-corrosion |
Country Status (1)
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| CN (1) | CN208024964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536521A (en) * | 2022-03-07 | 2022-05-27 | 纬固防腐资源(上海)有限公司 | Formwork group structure, concrete tank body structure and construction method of tank body structure |
-
2018
- 2018-03-27 CN CN201820427128.XU patent/CN208024964U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536521A (en) * | 2022-03-07 | 2022-05-27 | 纬固防腐资源(上海)有限公司 | Formwork group structure, concrete tank body structure and construction method of tank body structure |
| CN114536521B (en) * | 2022-03-07 | 2024-03-12 | 纬固防腐资源(上海)有限公司 | Template group structure, concrete tank structure and construction method of tank structure |
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